Exemplo n.º 1
0
    def on_copy(self):
        select_group_dialog = QDialog(self)
        select_group_dialog.setWindowTitle(self.tr("Choose source group"))
        layout = QVBoxLayout(select_group_dialog)
        select_group_dialog.setLayout(layout)

        groups_list_view = QTableView(self)
        layout.addWidget(groups_list_view)
        groups_list_view.setModel(self.ds_model)
        groups_list_view.setColumnHidden(DSManagerModel.COLUMN_VISIBILITY, True)
        groups_list_view.horizontalHeader().setResizeMode(DSManagerModel.COLUMN_GROUP_DS, QHeaderView.Stretch)
        groups_list_view.setSelectionMode(QTableView.NoSelection)
        groups_list_view.setAlternatingRowColors(True)
        groups_list_view.setShowGrid(False)
        groups_list_view.verticalHeader().setResizeMode(QHeaderView.ResizeToContents)
        groups_list_view.verticalHeader().hide()
        groups_list_view.clicked.connect(
            lambda index: select_group_dialog.accept() \
                if self.ds_model.isGroup(index) and \
                    index.column() == DSManagerModel.COLUMN_GROUP_DS \
                else None
        )

        if select_group_dialog.exec_() == QDialog.Accepted:
            group_info = self.ds_model.data(groups_list_view.currentIndex(), Qt.UserRole)
            group_info.id += "_copy"
            edit_dialog = GroupEditDialog()
            edit_dialog.setWindowTitle(self.tr('Create group from existing'))
            edit_dialog.fill_group_info(group_info)
            if edit_dialog.exec_() == QDialog.Accepted:
                self.feel_list()
                self.ds_model.resetModel()
    def on_copy(self):
        select_group_dialog = QDialog(self)
        select_group_dialog.resize(300, 400)
        select_group_dialog.setWindowTitle(self.tr("Choose source group"))
        layout = QVBoxLayout(select_group_dialog)
        select_group_dialog.setLayout(layout)

        groups_list_view = QTableView(self)
        layout.addWidget(groups_list_view)
        groups_list_view.setModel(self.ds_model)
        groups_list_view.setColumnHidden(DSManagerModel.COLUMN_VISIBILITY,
                                         True)
        groups_list_view.horizontalHeader().setResizeMode(
            DSManagerModel.COLUMN_GROUP_DS, QHeaderView.Stretch)
        groups_list_view.setSelectionMode(QTableView.NoSelection)
        groups_list_view.setAlternatingRowColors(True)
        groups_list_view.setShowGrid(False)
        groups_list_view.verticalHeader().setResizeMode(
            QHeaderView.ResizeToContents)
        groups_list_view.verticalHeader().hide()
        groups_list_view.clicked.connect(
            lambda index: select_group_dialog.accept() \
                if self.ds_model.isGroup(index) and \
                    index.column() == DSManagerModel.COLUMN_GROUP_DS \
                else None
        )

        if select_group_dialog.exec_() == QDialog.Accepted:
            group_info = self.ds_model.data(groups_list_view.currentIndex(),
                                            Qt.UserRole)
            group_info.id += "_copy"
            edit_dialog = GroupEditDialog()
            edit_dialog.setWindowTitle(self.tr('Create group from existing'))
            edit_dialog.fill_group_info(group_info)
            if edit_dialog.exec_() == QDialog.Accepted:
                self.feel_list()
                self.ds_model.resetModel()
Exemplo n.º 3
0
class MTestForm(QDialog):
    def __init__(self, parent=None):
        super(MTestForm, self).__init__(parent)
        self.model = SnapshotTableModel()
        self.model.addSnapshot('test.h5')
        self.tablev = QTableView()
        self.tablev.setModel(self.model)
        self.tablev.setItemDelegate(SnapshotItemDelegate(self))
        #for i in range(self.model.columnCount()):
        self.tablev.resizeColumnsToContents()
        self.tablev.setColumnHidden(1, True)

        hb1 = QHBoxLayout()
        vb2 = QVBoxLayout()
        vb2.addWidget(ApPlotWidget(), 1.0)

        vb3a = QVBoxLayout()
        cb = QCheckBox("show PV")
        self.connect(cb, SIGNAL("stateChanged(int)"), self._set_pv_view)
        vb3a.addWidget(cb)
        vb3a.addStretch()

        vb3b = QVBoxLayout()
        vb3b.addWidget(QPushButton("Refresh"))
        vb3b.addWidget(QPushButton("Plot"))
        vb3b.addWidget(QPushButton("Ramp"))
        vb3b.addStretch()

        hb2 = QHBoxLayout()
        hb2.addLayout(vb3a, 1.0)
        hb2.addLayout(vb3b)

        vb2.addLayout(hb2)
        hb1.addWidget(self.tablev, .6)
        hb1.addLayout(vb2, 0.4)
        self.setLayout(hb1)

    def _set_pv_view(self, st):
        if st == Qt.Checked: self.tablev.setColumnHidden(1, False)
        elif st == Qt.Unchecked: self.tablev.setColumnHidden(1, True)
Exemplo n.º 4
0
class MTestForm(QDialog):
    def __init__(self, parent=None):
        super(MTestForm, self).__init__(parent)
        self.model = SnapshotTableModel()
        self.model.addSnapshot('test.h5')
        self.tablev = QTableView()
        self.tablev.setModel(self.model)
        self.tablev.setItemDelegate(SnapshotItemDelegate(self))
        #for i in range(self.model.columnCount()):
        self.tablev.resizeColumnsToContents()
        self.tablev.setColumnHidden(1, True)
        
        hb1 = QHBoxLayout()
        vb2 = QVBoxLayout()
        vb2.addWidget(ApPlotWidget(), 1.0)

        vb3a = QVBoxLayout()
        cb = QCheckBox("show PV")
        self.connect(cb, SIGNAL("stateChanged(int)"), self._set_pv_view)
        vb3a.addWidget(cb)
        vb3a.addStretch()

        vb3b = QVBoxLayout() 
        vb3b.addWidget(QPushButton("Refresh"))
        vb3b.addWidget(QPushButton("Plot"))
        vb3b.addWidget(QPushButton("Ramp"))
        vb3b.addStretch()

        hb2 = QHBoxLayout()
        hb2.addLayout(vb3a, 1.0)
        hb2.addLayout(vb3b)

        vb2.addLayout(hb2)
        hb1.addWidget(self.tablev, .6)
        hb1.addLayout(vb2, 0.4)
        self.setLayout(hb1)

    def _set_pv_view(self, st):
        if st == Qt.Checked: self.tablev.setColumnHidden(1, False)
        elif st == Qt.Unchecked: self.tablev.setColumnHidden(1, True)
Exemplo n.º 5
0
class StaffDataDlg(QDialog):

    def __init__(self, parent=None):
        super(StaffDataDlg, self).__init__(parent)
        self.create_widgets()
        self.layout_widgets()
        self.create_connections()
        self.setMinimumWidth(850)
        self.setWindowTitle(u'Список сотрудников компании')

    def create_widgets(self):
        
        self.model = QtSql.QSqlRelationalTableModel(self)
        self.model.setTable("employee")
        self.model.setEditStrategy(QtSql.QSqlTableModel.OnManualSubmit)
        self.model.setRelation(CITY, QtSql.QSqlRelation('cities', 'city_id', 'name'))
        self.model.setRelation(DEPARTMENT, QtSql.QSqlRelation('deps', 'dep_id', 'name'))

        self.model.setSort(ID, Qt.AscendingOrder)
        self.model.setHeaderData(ID, Qt.Horizontal, QVariant("ID"))
        
        self.model.setHeaderData(CITY, Qt.Horizontal,
                QVariant("City"))
        self.model.setHeaderData(DEPARTMENT, Qt.Horizontal,
                QVariant("Department"))
        self.model.setHeaderData(FIRSTNAME, Qt.Horizontal,
                QVariant("First Name"))
        self.model.setHeaderData(LASTNAME, Qt.Horizontal,
                QVariant("Last Name"))
        self.model.setHeaderData(SEX, Qt.Horizontal,
                QVariant("sex"))
        self.model.setHeaderData(ADDRESS, Qt.Horizontal,
                QVariant("Address"))
        self.model.setHeaderData(PID, Qt.Horizontal,
                QVariant("PID"))
        
        self.model.setHeaderData(TITLE, Qt.Horizontal,
                QVariant("Title"))
        
        self.model.setHeaderData(SOLARY, Qt.Horizontal,
                QVariant("SOLARY"))
        self.model.setHeaderData(SHIFT, Qt.Horizontal,
                QVariant("SHIFT"))
        self.model.setHeaderData(HOURS, Qt.Horizontal,
                QVariant("HOURS"))
        
        self.model.select()
    

        self.view = QTableView()
        self.view.setModel(self.model)
        
        self.view.setItemDelegate(QtSql.QSqlRelationalDelegate(self))
        
        self.view.setColumnHidden(ID, True)
        self.view.resizeColumnsToContents()

        self.buttonBox = QDialogButtonBox()
        self.addCity = self.buttonBox.addButton(u"&Добавить City",
                QDialogButtonBox.ActionRole)
        self.addDep = self.buttonBox.addButton(u"&Добавить Department",
                QDialogButtonBox.ActionRole)
        self.addButton = self.buttonBox.addButton(u"&Добавить",
                QDialogButtonBox.ActionRole)
        self.deleteButton = self.buttonBox.addButton(u"&Удалить",
                QDialogButtonBox.ActionRole)
        self.sortButton = self.buttonBox.addButton(u"&Сортировать",
                QDialogButtonBox.ActionRole)
        

        menu = QMenu(self)
        self.sortByTitleAction = menu.addAction(u"Сортировка по &Title")
        self.sortBySolaryAction = menu.addAction(
                u"Сортировка по &SOLARY")
        self.sortByIDAction = menu.addAction(u"Сортировка по &ID")
        self.sortButton.setMenu(menu)
        self.closeButton = self.buttonBox.addButton(QDialogButtonBox.Close)


    def layout_widgets(self):
        layout = QVBoxLayout()
        layout.addWidget(self.view)
        layout.addWidget(self.buttonBox)
        self.setLayout(layout)

    def create_connections(self):
        self.addButton.clicked.connect(self.addRecord)
        self.deleteButton.clicked.connect(self.deleteRecord)
        self.addCity.clicked.connect(self.editCities)
        
        self.sortByTitleAction.triggered.connect(
                lambda: self.sort(TITLE))
        self.sortBySolaryAction.triggered.connect(
                lambda: self.sort(SOLARY))
        self.sortByIDAction.triggered.connect(lambda: self.sort(ID))
        self.closeButton.clicked.connect(self.accept)

    def addRecord(self):
        row = self.model.rowCount()
        self.model.insertRow(row)
        index = self.model.index(row, TITLE)
        self.view.setCurrentIndex(index)
        self.view.edit(index)


    def deleteRecord(self):
        index = self.view.currentIndex()
        if not index.isValid():
            return
        record = self.model.record(index.row())
        title = record.value(TITLE).toString()
        desc = record.value(SOLARY).toString()
        if (QMessageBox.question(self, "Reference Data",
                QString("Delete %1 from title %2?")
                .arg(desc).arg(title),
                QMessageBox.Yes|QMessageBox.No) ==
                QMessageBox.No):
            return
        self.model.removeRow(index.row())
        self.model.submitAll()


    def sort(self, column):
        self.model.setSort(column, Qt.AscendingOrder)
        self.model.select()

    def editCities(self):
        form = ReferenceDataDlg("cities", "Cities", self)
        form.exec_()
Exemplo n.º 6
0
class TalkEditorApp(FreeseerApp):
    '''Freeseer talk database editor main gui class'''
    def __init__(self, config, db):
        FreeseerApp.__init__(self)

        self.config = config
        self.db = db

        icon = QIcon()
        icon.addPixmap(QPixmap(':/freeseer/logo.png'), QIcon.Normal, QIcon.Off)
        self.setWindowIcon(icon)
        self.resize(960, 600)

        #
        # Setup Layout
        #
        self.mainWidget = QWidget()
        self.mainLayout = QVBoxLayout()
        self.mainWidget.setLayout(self.mainLayout)
        self.setCentralWidget(self.mainWidget)
        self.mainLayout.setAlignment(QtCore.Qt.AlignTop)

        # Add the Title Row (Use BOLD / Big Font)
        #self.titleLayout = QHBoxLayout()
        #self.backButton = QPushButton('Back to Recorder')
        #if backButton:  # Only show the back button if requested by caller
        #    self.titleLayout.addWidget(self.backButton)
        #self.titleLayout.addStretch()

        # Add custom widgets
        self.commandButtons = CommandButtons()
        self.tableView = QTableView()
        self.tableView.setSortingEnabled(True)
        self.tableView.setSelectionBehavior(QAbstractItemView.SelectRows)
        self.talkDetailsWidget = TalkDetailsWidget()
        self.importTalksWidget = ImportTalksWidget()
        self.mainLayout.addWidget(self.importTalksWidget)
        #self.mainLayout.addLayout(self.titleLayout)
        self.mainLayout.addWidget(self.commandButtons)
        self.mainLayout.addWidget(self.tableView)
        self.mainLayout.addWidget(self.talkDetailsWidget)
        self.mainLayout.addWidget(self.importTalksWidget)
        # --- End Layout

        # Initialize geometry, to be used for restoring window positioning.
        self.geometry = None

        #
        # Setup Menubar
        #
        self.actionExportCsv = QAction(self)
        self.actionExportCsv.setObjectName('actionExportCsv')
        self.actionRemoveAll = QAction(self)
        self.actionRemoveAll.setObjectName('actionRemoveAll')

        # Actions
        self.menuFile.insertAction(self.actionExit, self.actionExportCsv)
        self.menuFile.insertAction(self.actionExit, self.actionRemoveAll)
        # --- End Menubar

        #
        # TableView Connections
        #
        self.connect(self.tableView, SIGNAL('activated(const QModelIndex)'), self.talk_selected)
        self.connect(self.tableView, SIGNAL('selected(const QModelIndex)'), self.talk_selected)
        self.connect(self.tableView, SIGNAL('clicked(const QModelIndex)'), self.talk_selected)

        # Import Widget
        self.connect(self.importTalksWidget.csvRadioButton, SIGNAL('toggled(bool)'), self.toggle_import)
        self.connect(self.importTalksWidget.importButton, SIGNAL('clicked()'), self.import_talks)
        self.connect(self.importTalksWidget.cancelButton, SIGNAL('clicked()'), self.hide_import_talks_widget)
        self.importTalksWidget.setHidden(True)
        self.connect(self.importTalksWidget.csvFileSelectButton, QtCore.SIGNAL('clicked()'), self.csv_file_select)
        self.connect(self.importTalksWidget.csvLineEdit, QtCore.SIGNAL('returnPressed()'),
            self.importTalksWidget.importButton.click)
        self.connect(self.importTalksWidget.rssLineEdit, QtCore.SIGNAL('returnPressed()'),
            self.importTalksWidget.importButton.click)
        self.connect(self.actionExportCsv, QtCore.SIGNAL('triggered()'), self.export_talks_to_csv)
        self.connect(self.actionRemoveAll, QtCore.SIGNAL('triggered()'), self.confirm_reset)

        # Command Buttons
        self.connect(self.commandButtons.removeButton, SIGNAL('clicked()'), self.remove_talk)
        self.connect(self.commandButtons.removeAllButton, SIGNAL('clicked()'), self.confirm_reset)
        self.connect(self.commandButtons.importButton, SIGNAL('clicked()'), self.show_import_talks_widget)
        self.connect(self.commandButtons.exportButton, SIGNAL('clicked()'), self.export_talks_to_csv)
        self.connect(self.commandButtons.searchButton, SIGNAL('clicked()'), self.search_talks)
        self.connect(self.commandButtons.searchLineEdit, SIGNAL('textEdited(QString)'), self.search_talks)
        self.connect(self.commandButtons.searchLineEdit, SIGNAL('returnPressed()'), self.search_talks)

        # Talk Details Buttons
        self.connect(self.talkDetailsWidget.addButton, SIGNAL('clicked()'), self.clear_talk_details_widget)
        self.connect(self.talkDetailsWidget.saveButton, SIGNAL('clicked()'), self.add_talk)

        # Load default language
        actions = self.menuLanguage.actions()
        for action in actions:
            if action.data().toString() == self.config.default_language:
                action.setChecked(True)
                self.translate(action)
                break

        # Load Talk Database
        self.load_presentations_model()

        # Setup Autocompletion
        self.update_autocomple_fields()

        # Select first item
        #self.tableView.setCurrentIndex(self.proxy.index(0,0))
        #self.talk_selected(self.proxy.index(0,0))

    #
    # Translation
    #
    def retranslate(self):
        self.setWindowTitle(self.app.translate("TalkEditorApp", "Freeseer Talk Editor"))

        #
        # Reusable Strings
        #
        self.confirmDBClearTitleString = self.app.translate("TalkEditorApp", "Remove All Talks from Database")
        self.confirmDBClearQuestionString = self.app.translate("TalkEditorApp",
            "Are you sure you want to clear the DB?")
        # --- End Reusable Strings

        #
        # Menubar
        #
        self.actionExportCsv.setText(self.app.translate("TalkEditorApp", "&Export to CSV"))
        self.actionRemoveAll.setText(self.app.translate("TalkEditorApp", "&Remove All Talks"))

        # --- End Menubar

        #
        # TalkDetailsWidget
        #
        self.talkDetailsWidget.titleLabel.setText(self.app.translate("TalkEditorApp", "Title"))
        self.talkDetailsWidget.presenterLabel.setText(self.app.translate("TalkEditorApp", "Presenter"))
        self.talkDetailsWidget.categoryLabel.setText(self.app.translate("TalkEditorApp", "Category"))
        self.talkDetailsWidget.eventLabel.setText(self.app.translate("TalkEditorApp", "Event"))
        self.talkDetailsWidget.roomLabel.setText(self.app.translate("TalkEditorApp", "Room"))
        self.talkDetailsWidget.dateLabel.setText(self.app.translate("TalkEditorApp", "Date"))
        self.talkDetailsWidget.timeLabel.setText(self.app.translate("TalkEditorApp", "Time"))
        # --- End TalkDetailsWidget

        #
        # Import Talks Widget Translations
        #
        self.importTalksWidget.rssRadioButton.setText(self.app.translate("TalkEditorApp", "RSS URL"))
        self.importTalksWidget.csvRadioButton.setText(self.app.translate("TalkEditorApp", "CSV File"))
        self.importTalksWidget.importButton.setText(self.app.translate("TalkEditorApp", "Import"))
        # --- End Talks Widget Translations

        #
        # Command Button Translations\
        #
        #self.commandButtons.addButton.setText(self.app.translate("TalkEditorApp", "Add"))
        self.commandButtons.importButton.setText(self.app.translate("TalkEditorApp", "Import"))
        self.commandButtons.exportButton.setText(self.app.translate("TalkEditorApp", "Export"))
        self.commandButtons.removeButton.setText(self.app.translate("TalkEditorApp", "Remove"))
        self.commandButtons.removeAllButton.setText(self.app.translate("TalkEditorApp", "Remove All"))
        # --- End Command Butotn Translations

        #
        # Search Widget Translations
        #
        self.commandButtons.searchButton.setText(self.app.translate("TalkEditorApp", "Search"))
        # --- End Command Button Translations

    def load_presentations_model(self):
        # Load Presentation Model
        self.presentationModel = self.db.get_presentations_model()
        self.proxy = QSortFilterProxyModel()
        self.proxy.setSourceModel(self.presentationModel)
        self.tableView.setModel(self.proxy)
        self.proxy.setFilterCaseSensitivity(QtCore.Qt.CaseInsensitive)

        # Fill table whitespace.
        self.tableView.horizontalHeader().setStretchLastSection(False)
        self.tableView.horizontalHeader().setResizeMode(1, QHeaderView.Stretch)

        # Hide the ID field
        self.tableView.setColumnHidden(0, True)

        # Map data to widgets
        self.mapper = QDataWidgetMapper()
        self.mapper.setModel(self.proxy)
        self.mapper.addMapping(self.talkDetailsWidget.titleLineEdit, 1)
        self.mapper.addMapping(self.talkDetailsWidget.presenterLineEdit, 2)
        self.mapper.addMapping(self.talkDetailsWidget.categoryLineEdit, 4)
        self.mapper.addMapping(self.talkDetailsWidget.eventLineEdit, 5)
        self.mapper.addMapping(self.talkDetailsWidget.roomLineEdit, 6)
        self.mapper.addMapping(self.talkDetailsWidget.descriptionTextEdit, 3)
        self.mapper.addMapping(self.talkDetailsWidget.dateEdit, 7)
        self.mapper.addMapping(self.talkDetailsWidget.timeEdit, 8)

        # Load StringLists
        self.titleList = QStringList(self.db.get_string_list("Title"))
        #self.speakerList = QStringList(self.db.get_speaker_list())
        #self.categoryList = QStringList(self.db.get_category_list())
        #self.eventList = QStringList(self.db.get_event_list())
        #self.roomList = QStringList(self.db.get_room_list())

        #Disble input
        self.talkDetailsWidget.disable_input_fields()

    def search_talks(self):
        # The default value is 0. If the value is -1, the keys will be read from all columns.
        self.proxy.setFilterKeyColumn(-1)
        self.proxy.setFilterFixedString(self.commandButtons.searchLineEdit.text())

    def talk_selected(self, model):
        self.talkDetailsWidget.saveButton.setEnabled(False)
        self.mapper.setCurrentIndex(model.row())
        self.talkDetailsWidget.enable_input_fields()

    def toggle_import(self):
        if self.importTalksWidget.csvRadioButton.isChecked():
            self.importTalksWidget.csvLineEdit.setEnabled(True)
            self.importTalksWidget.csvFileSelectButton.setEnabled(True)
            self.importTalksWidget.rssLineEdit.setEnabled(False)
        else:
            self.importTalksWidget.csvLineEdit.setEnabled(False)
            self.importTalksWidget.csvFileSelectButton.setEnabled(False)
            self.importTalksWidget.rssLineEdit.setEnabled(True)

    def show_import_talks_widget(self):
        self.commandButtons.setHidden(True)
        self.tableView.setHidden(True)
        self.talkDetailsWidget.setHidden(True)
        self.importTalksWidget.setHidden(False)

    def hide_import_talks_widget(self):
        self.commandButtons.setHidden(False)
        self.tableView.setHidden(False)
        self.talkDetailsWidget.setHidden(False)
        self.importTalksWidget.setHidden(True)

    def add_talk(self):
        date = self.talkDetailsWidget.dateEdit.date()
        time = self.talkDetailsWidget.timeEdit.time()
        #datetime = QtCore.QDateTime(date, time)
        presentation = Presentation(
            unicode(self.talkDetailsWidget.titleLineEdit.text()),
            unicode(self.talkDetailsWidget.presenterLineEdit.text()),
            unicode(self.talkDetailsWidget.descriptionTextEdit.toPlainText()),
            unicode(self.talkDetailsWidget.categoryLineEdit.text()),
            unicode(self.talkDetailsWidget.eventLineEdit.text()),
            unicode(self.talkDetailsWidget.roomLineEdit.text()),
            unicode(date.toString(QtCore.Qt.ISODate)),
            unicode(time.toString(QtCore.Qt.ISODate)))

        # Do not add talks if they are empty strings
        if (len(presentation.title) == 0):
            return
        self.db.insert_presentation(presentation)

        # Update Model, Refreshes TableView
        self.presentationModel.select()

        # Select Last Row
        self.tableView.selectRow(self.presentationModel.rowCount() - 1)
        self.tableView.setCurrentIndex(self.proxy.index(self.proxy.rowCount() - 1, 0))
        self.talk_selected(self.proxy.index(self.proxy.rowCount() - 1, 0))

        self.update_autocomple_fields()
        self.talkDetailsWidget.disable_input_fields()

    def clear_talk_details_widget(self):
        self.talkDetailsWidget.saveButton.setEnabled(True)
        self.talkDetailsWidget.enable_input_fields()
        self.talkDetailsWidget.titleLineEdit.clear()
        self.talkDetailsWidget.presenterLineEdit.clear()
        self.talkDetailsWidget.descriptionTextEdit.clear()
        #self.talkDetailsWidget.categoryLineEdit.clear()
        #self.talkDetailsWidget.eventLineEdit.clear()
        #self.talkDetailsWidget.roomLineEdit.clear()
        self.presentationModel.select()

    def remove_talk(self):
        try:
            rows_selected = self.tableView.selectionModel().selectedRows()
        except:
            return

        # Reversed because rows in list change position once row is removed
        for row in reversed(rows_selected):
            self.presentationModel.removeRow(row.row())

    def load_talk(self):
        try:
            self.tableView.currentIndex().row()
        except:
            return

        self.mapper.addMapping(self.talkDetailsWidget.roomLineEdit, 6)
        self.presentationModel.select()

    def reset(self):
        self.db.clear_database()
        self.presentationModel.select()

    def confirm_reset(self):
        """Presents a confirmation dialog to ask the user if they are sure they wish to remove the talk database.
        If Yes call the reset() function"""
        confirm = QMessageBox.question(self,
                                       self.confirmDBClearTitleString,
                                       self.confirmDBClearQuestionString,
                                       QMessageBox.Yes |
                                       QMessageBox.No,
                                       QMessageBox.No)

        if confirm == QMessageBox.Yes:
            self.reset()

    def add_talks_from_rss(self):
        rss_url = unicode(self.importTalksWidget.rssLineEdit.text())
        if rss_url:
            self.db.add_talks_from_rss(rss_url)
            self.presentationModel.select()
            self.hide_import_talks_widget()
        else:
            error = QMessageBox()
            error.setText("Please enter a RSS URL")
            error.exec_()

    def closeEvent(self, event):
        log.info('Exiting talk database editor...')
        self.geometry = self.saveGeometry()
        event.accept()

    def csv_file_select(self):
        fname = QFileDialog.getOpenFileName(
            self, 'Select file', "", "*.csv")
        if fname:
            self.importTalksWidget.csvLineEdit.setText(fname)

    def add_talks_from_csv(self):
        fname = self.importTalksWidget.csvLineEdit.text()

        if fname:
            self.db.add_talks_from_csv(fname)
            self.presentationModel.select()
            self.hide_import_talks_widget()
        else:
            error = QMessageBox()
            error.setText("Please select a file")
            error.exec_()

    def import_talks(self):
        if self.importTalksWidget.csvRadioButton.isChecked():
            self.add_talks_from_csv()
        else:
            self.add_talks_from_rss()

        self.update_autocomple_fields()

    def export_talks_to_csv(self):
        fname = QFileDialog.getSaveFileName(self, 'Select file', "", "*.csv")
        if fname:
            self.db.export_talks_to_csv(fname)

    def update_autocomple_fields(self):
        self.titleList = QStringList(self.db.get_string_list("Title"))
        self.speakerList = QStringList(self.db.get_string_list("Speaker"))
        self.categoryList = QStringList(self.db.get_string_list("Category"))
        self.eventList = QStringList(self.db.get_string_list("Event"))
        self.roomList = QStringList(self.db.get_string_list("Room"))

        self.titleCompleter = QCompleter(self.titleList)
        self.titleCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.speakerCompleter = QCompleter(self.speakerList)
        self.speakerCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.categoryCompleter = QCompleter(self.categoryList)
        self.categoryCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.eventCompleter = QCompleter(self.eventList)
        self.eventCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.roomCompleter = QCompleter(self.roomList)
        self.roomCompleter.setCaseSensitivity(Qt.CaseInsensitive)

        self.talkDetailsWidget.titleLineEdit.setCompleter(self.titleCompleter)
        self.talkDetailsWidget.presenterLineEdit.setCompleter(self.speakerCompleter)
        self.talkDetailsWidget.categoryLineEdit.setCompleter(self.categoryCompleter)
        self.talkDetailsWidget.eventLineEdit.setCompleter(self.eventCompleter)
        self.talkDetailsWidget.roomLineEdit.setCompleter(self.roomCompleter)
Exemplo n.º 7
0
class FreezeTableWidget(QTableView):
    def __init__(self, parent=None):
        QTableView.__init__(self, parent)
        self.freezeNum = 0
        self.inited = False
        self.frozenTableView = QTableView(self)
    
    def columnCountChanged (self, old, new):
        log('columnCountChanged',  old,  new)

    def setSetting(self,  setting):
        if self.inited and setting is not None:
            if 'freezeNum' in setting:
                self.setFreezeNum(setting['freezeNum'])
            if 'hideColumns' in setting:
                for col in range(self.model().columnCount()):
                    if col in setting['hideColumns']:
                        self.hideColumn(col)
                    else:
                        self.showColumn(col)
            if 'hideRows' in setting:
                for row in range(self.model().rowCount()):
                    if row in setting['hideRows']:
                        self.hideRow(row)
                    else:
                        self.showRow(row)
            
    def setFreezeNum(self,  num):
        self.resizeColumnsToContents()
        for col in range(num):
            self.frozenTableView.setColumnHidden(col, False)
            if not self.isColumnHidden(col):
                width = self.columnWidth(col)
#                    log('width:', col,  width)
                if width != 0:
                    self.frozenTableView.setColumnWidth(col, width)
#            self.setColumnHidden(col, False)

        for col in range(num,  self.model().columnCount()):
            if not self.frozenTableView.isColumnHidden(col):
#                self.resizeColumnToContents(col)
                width = self.frozenTableView.columnWidth(col)
                self.frozenTableView.setColumnHidden(col, True)
                if width != 0:
                    self.setColumnWidth(col, width)
            else:
                self.frozenTableView.setColumnHidden(col, True)

        #self.viewport().update()
        self.freezeNum = num
        #self.frozenTableView.viewport().stackUnder(self)
        #self.raise_()
        #self.viewport().stackUnder(self.frozenTableView);
        self.updateFrozenTableGeometry()

        
#        self.resizeColumnsToContents()
    
    def myInit(self,  model,  freezeNum):
        self.inited = True
        
        
        self.frozenTableView.setSortingEnabled(True)
        self.setEditTriggers(QtGui.QAbstractItemView.NoEditTriggers);
        self.setSelectionMode(QtGui.QAbstractItemView.ExtendedSelection)
        self.setSelectionBehavior(QtGui.QAbstractItemView.SelectRows)
        self.setSortingEnabled(True)
        self.setModel(model)
        self.setAlternatingRowColors(True)
        self.freezeNum = freezeNum
        self.frozenTableView.setModel(self.model());
        self.frozenTableView.setFocusPolicy(QtCore.Qt.NoFocus);
        self.frozenTableView.verticalHeader().hide();
        #self.frozenTableView.horizontalHeader().setResizeMode(QtGui.QHeaderView.Fixed);

        self.viewport().stackUnder(self.frozenTableView);
        
        self.frozenTableView.setStyleSheet("QTableView { border: none;"
                                     "background-color: #8EDE21;"
                                     "selection-background-color: #999}"); 
        self.frozenTableView.setSelectionModel(self.selectionModel())
        self.frozenTableView.setSelectionMode(self.selectionMode())
        self.frozenTableView.setSelectionBehavior(self.selectionBehavior())
        for col in range(self.freezeNum, self.model().columnCount()):
            self.frozenTableView.setColumnHidden(col, True)
        
        for i in range(self.freezeNum):
            self.frozenTableView.setColumnWidth(self.freezeNum, self.columnWidth(self.freezeNum) )
        self.frozenTableView.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff);
        self.frozenTableView.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff);
        self.frozenTableView.show();

        

        self.setHorizontalScrollMode(self.ScrollPerItem);
        self.setVerticalScrollMode(self.ScrollPerItem);
        self.frozenTableView.setVerticalScrollMode(self.ScrollPerItem)
        
        self.connect(self.frozenTableView.horizontalHeader(), QtCore.SIGNAL("sortIndicatorChanged (int,Qt::SortOrder)"), self.fSortIndicatorChanged)
        self.connect(self.horizontalHeader(),  QtCore.SIGNAL("sortIndicatorChanged (int,Qt::SortOrder)"), self.sortIndicatorChanged)
        self.connect(self.horizontalHeader(),  QtCore.SIGNAL("sectionResized(int,int,int)"),  self.updateSectionWidth)
        self.connect(self.verticalHeader(),  QtCore.SIGNAL("sectionResized(int,int,int)"),  self.updateSectionHeight)
        self.connect(self.frozenTableView.horizontalHeader(),  QtCore.SIGNAL("sectionResized(int,int,int)"),  self.updateColumn)
        self.connect(self.frozenTableView.verticalHeader(),  QtCore.SIGNAL("sectionResized(int,int,int)"),  self.updateRow)
        self.connect(self.frozenTableView.verticalScrollBar(),  QtCore.SIGNAL("valueChanged(int)"),  self.verticalScrollBar().setValue)
        self.connect(self.verticalScrollBar(),  QtCore.SIGNAL("valueChanged(int)"),  self.frozenTableView.verticalScrollBar().setValue)
        
        
        self.resizeColumnsToContents()
        self.updateFrozenTableGeometry();
            
    def fSortIndicatorChanged(self, index, sortOrder):
        if index < self.freezeNum:
            self.frozenTableView.horizontalHeader().setSortIndicatorShown(True)
            self.horizontalHeader().setSortIndicatorShown(False)
    
    def sortIndicatorChanged(self,  index,  sortOrder):
        if index >= self.freezeNum:
            self.frozenTableView.horizontalHeader().setSortIndicatorShown(False)
            self.horizontalHeader().setSortIndicatorShown(True)

    def updateColumn(self, logicalIndex, a, newSize):
        self.setColumnWidth(logicalIndex,newSize);
        self.updateFrozenTableGeometry()
        
    def updateRow(self, logicalIndex, a, newSize):
        self.setRowHeight(logicalIndex,  newSize)
        
        
    def updateSectionWidth(self, logicalIndex, a, newSize):
        #if logicalIndex==0 or logicalIndex == 1:
        self.frozenTableView.setColumnWidth(logicalIndex,newSize);
        self.updateFrozenTableGeometry()
    
    def updateSectionHeight(self,  logicalIndex, a, newSize):
        self.frozenTableView.setRowHeight(logicalIndex, newSize);
        self.updateFrozenTableGeometry()
        
    def resizeEvent(self,  event):
        pass
        QTableView.resizeEvent(self, event);
        self.updateFrozenTableGeometry()
        
    def moveCursor(self,  cursorAction,  modifiers):
        pass
        current = QTableView.moveCursor(self,  cursorAction, modifiers);

        if cursorAction == self.MoveLeft and current.column()>0 \
         and self.visualRect(current).topLeft().x() < self.frozenTableView.columnWidth(0):

            newValue = self.horizontalScrollBar().value() + self.visualRect(current).topLeft().x() - self.frozenTableView.columnWidth(0)
            self.horizontalScrollBar().setValue(newValue)
        return current
        
#    def scrollTo(self,  index,  hint):
#        pass
#        #if(index.column()>0):
#        print 'here'
        #QTableView.scrollTo(self,  index, hint)
            
    def updateFrozenTableGeometry(self):

        
        width = 0
        for i in range(self.freezeNum):
            width += self.columnWidth(i)
        self.frozenTableView.setGeometry(self.verticalHeader().sizeHint().width()+self.frameWidth(),  \
                                    self.frameWidth(), width,
                                    self.viewport().height()+self.horizontalHeader().height())
Exemplo n.º 8
0
class FreezeTableWidget(QTableView):

    def __init__(
            self, table_data, headers, parent = None, *args
    ):
        """
        Creates two QTableViews one of which is a frozen table while the
        other one can scroll behind it.
        :param table_data: The data that goes into the tables
        :type table_data: List
        :param headers: The header data of the tables.
        :type headers: List
        :param parent: The parent of the QTableView
        :type parent: QWidget
        :param args:
        :type args:
        """
        QTableView.__init__(self, parent)
        # set the table model
        self.table_model = BaseSTDMTableModel(
            table_data, headers, parent
        )
        # set the proxy model
        proxy_model = QSortFilterProxyModel(self)
        proxy_model.setSourceModel(self.table_model)
        # Assign a data model for TableView
        self.setModel(self.table_model)
        # frozen_table_view - first column
        self.frozen_table_view = QTableView(self)
        # Set the model for the widget, fixed column
        self.frozen_table_view.setModel(self.table_model)
        # Hide row headers
        self.frozen_table_view.verticalHeader().hide()
        # Widget does not accept focus
        self.frozen_table_view.setFocusPolicy(
            Qt.StrongFocus|Qt.TabFocus|Qt.ClickFocus
        )
        # The user can not resize columns
        self.frozen_table_view.horizontalHeader().\
            setResizeMode(QHeaderView.Fixed)
        self.frozen_table_view.setObjectName('frozen_table')
        self.setSelectionMode(QAbstractItemView.NoSelection)
        # Remove the scroll bar
        self.frozen_table_view.setHorizontalScrollBarPolicy(
            Qt.ScrollBarAlwaysOff
        )
        self.frozen_table_view.setVerticalScrollBarPolicy(
            Qt.ScrollBarAlwaysOff
        )
        # Puts more widgets to the foreground
        self.viewport().stackUnder(self.frozen_table_view)
        # # Log in to edit mode - even with one click
        # Set the properties of the column headings
        hh = self.horizontalHeader()
        # Text alignment centered
        hh.setDefaultAlignment(Qt.AlignCenter)

        self.set_column_width()
        # Set properties header lines
        vh = self.verticalHeader()
        vh.setDefaultSectionSize(25) # height lines
        # text alignment centered
        vh.setDefaultAlignment(Qt.AlignCenter)
        vh.setVisible(True)
        # Height of rows - as in the main widget
        self.frozen_table_view.verticalHeader().\
            setDefaultSectionSize(
            vh.defaultSectionSize()
        )
        # Show frozen table view
        self.frozen_table_view.show()
        # Set the size of him like the main

        self.setHorizontalScrollMode(
            QAbstractItemView.ScrollPerPixel
        )
        self.setVerticalScrollMode(
            QAbstractItemView.ScrollPerPixel
        )
        self.frozen_table_view.setVerticalScrollMode(
            QAbstractItemView.ScrollPerPixel
        )
        ## select the first column (STR Type)
        self.frozen_table_view.selectColumn(0)

        self.frozen_table_view.setEditTriggers(
            QAbstractItemView.AllEditTriggers
        )
        self.set_size()
        self.signals()

    def set_size(self):
        """
        Sets the size and size policy of the tables.
        :return:
        :rtype:
        """
        size_policy = QSizePolicy(
            QSizePolicy.Fixed, QSizePolicy.Fixed
        )
        size_policy.setHorizontalStretch(0)
        size_policy.setVerticalStretch(0)
        size_policy.setHeightForWidth(
            self.sizePolicy().hasHeightForWidth()
        )
        self.setSizePolicy(size_policy)
        self.setMinimumSize(QSize(55, 75))
        self.setMaximumSize(QSize(5550, 5555))
        self.SelectionMode(
            QAbstractItemView.SelectColumns
        )
        # set column width to fit contents
        self.frozen_table_view.resizeColumnsToContents()
        # set row height
        self.frozen_table_view.resizeRowsToContents()

    def signals(self):
        """
        Connects signals of the tables.
        """
        # Connect the headers and scrollbars of
        # both tableviews together
        self.horizontalHeader().sectionResized.connect(
            self.update_section_width
        )
        self.verticalHeader().sectionResized.connect(
            self.update_section_height
        )
        self.frozen_table_view.verticalScrollBar().valueChanged.connect(
            self.verticalScrollBar().setValue
        )
        self.verticalScrollBar().valueChanged.connect(
            self.frozen_table_view.verticalScrollBar().setValue
        )

    def set_column_width(self):
        """
        Sets the column width of the frozen QTableView.
        """
        # Set the width of columns
        columns_count = self.table_model.columnCount(self)
        for col in range(columns_count):
            if col == 0:
                # Set the size
                self.horizontalHeader().resizeSection(
                    col, 60
                )
                # Fix width
                self.horizontalHeader().setResizeMode(
                    col, QHeaderView.Fixed
                )
                # Width of a fixed column - as in the main widget
                self.frozen_table_view.setColumnWidth(
                    col, self.columnWidth(col)
                )
            elif col == 1:
                self.horizontalHeader().resizeSection(
                    col, 150
                )
                self.horizontalHeader().setResizeMode(
                    col, QHeaderView.Fixed
                )
                self.frozen_table_view.setColumnWidth(
                    col, self.columnWidth(col)
                )
            else:
                self.horizontalHeader().resizeSection(
                    col, 150
                )
                # Hide unnecessary columns in the
                # widget fixed columns
                self.frozen_table_view.setColumnHidden(
                    col, True
                )

    def add_widgets(self, spatial_unit, insert_row):
        """
        Adds widget into the frozen table.
        :param str_type_id: The STR type id of the tenure type combobox
        :type str_type_id: Integer
        :param insert_row: The row number the widgets to be added.
        :type insert_row: Integer
        """
        delegate = STRTypeDelegate(spatial_unit)
        # Set delegate to add combobox under
        # social tenure type column
        self.frozen_table_view.setItemDelegate(
            delegate
        )
        self.frozen_table_view.setItemDelegateForColumn(
            0, delegate
        )
        index = self.frozen_table_view.model().index(
            insert_row, 0, QModelIndex()
        )
        self.frozen_table_view.model().setData(
            index, '', Qt.EditRole
        )

        self.frozen_table_view.openPersistentEditor(
            self.frozen_table_view.model().index(insert_row, 0)
        )
        self.frozen_table_view.openPersistentEditor(
            self.frozen_table_view.model().index(insert_row, 1)
        )

    def update_section_width(
            self, logicalIndex, oldSize, newSize
    ):
        """
        Updates frozen table column width and geometry.
        :param logicalIndex: The section's logical number
        :type logicalIndex: Integer
        :param oldSize: The old size of the section
        :type oldSize: Integer
        :param newSize: The new size of the section
        :type newSize: Integer
        """
        if logicalIndex==0 or logicalIndex==1:
            self.frozen_table_view.setColumnWidth(
                logicalIndex, newSize
            )
            self.update_frozen_table_geometry()

    def update_section_height(
            self, logicalIndex, oldSize, newSize
    ):
        """
        Updates frozen table column height.
        :param logicalIndex: The section's logical number
        :type logicalIndex: Integer
        :param oldSize: The old size of the section
        :type oldSize: Integer
        :param newSize: The new size of the section
        :type newSize: Integer
        """
        self.frozen_table_view.setRowHeight(
            logicalIndex, newSize
        )

    def resizeEvent(self, event):
        """
        Handles the resize event of the frozen table view.
        It updates the frozen table view geometry on resize of table.
        :param event: The event
        :type event: QEvent
        """
        QTableView.resizeEvent(self, event)
        try:
            self.update_frozen_table_geometry()
        except Exception as log:
            LOGGER.debug(str(log))

    def scrollTo(self, index, hint):
        """
        Scrolls the view if necessary to ensure that the item at index is
        visible. The view will try to position the item according to the
        given hint.
        :param index: The scroll index
        :type index: QModelIndex
        :param hint: The scroll hint
        :type hint: Integer
        """
        if index.column() > 1:
            QTableView.scrollTo(self, index, hint)

    def update_frozen_table_geometry(self):
        """
        Updates the frozen table view geometry.
        """
        if self.verticalHeader().isVisible():
            self.frozen_table_view.setGeometry(
                self.verticalHeader().width() +
                self.frameWidth(),
                self.frameWidth(),
                self.columnWidth(0) + self.columnWidth(1),
                self.viewport().height() +
                self.horizontalHeader().height()
            )
        else:
            self.frozen_table_view.setGeometry(
                self.frameWidth(),
                self.frameWidth(),
                self.columnWidth(0) + self.columnWidth(1),
                self.viewport().height() +
                self.horizontalHeader().height()
            )

    def move_cursor(self, cursor_action, modifiers):
        """
        Override function for correct left to scroll the keyboard.
        Returns a QModelIndex object pointing to the next object in the
        table view, based on the given cursorAction and keyboard modifiers
        specified by modifiers.
        :param cursor_action: The cursor action
        :type cursor_action: Integer
        :param modifiers: Qt.KeyboardModifier value.
        :type modifiers: Object
        :return: The current cursor position.
        :rtype: QModelIndex
        """
        current = QTableView.move_cursor(
            self, cursor_action, modifiers
        )
        if cursor_action == self.MoveLeft and current.column() > 1 and \
                        self.visualRect(current).topLeft().x() < \
                        (self.frozen_table_view.columnWidth(0) +
                             self.frozen_table_view.columnWidth(1)):
            new_value = self.horizontalScrollBar().value() + \
                       self.visualRect(current).topLeft().x() - \
                       (self.frozen_table_view.columnWidth(0) +
                        self.frozen_table_view.columnWidth(1))
            self.horizontalScrollBar().setValue(new_value)
        return current
Exemplo n.º 9
0
class TalkEditorApp(FreeseerApp):
    '''Freeseer talk database editor main gui class'''
    def __init__(self, config, db):
        super(TalkEditorApp, self).__init__(config)

        self.db = db

        icon = QIcon()
        icon.addPixmap(QPixmap(':/freeseer/logo.png'), QIcon.Normal, QIcon.Off)
        self.setWindowIcon(icon)
        self.resize(960, 600)

        #
        # Setup Layout
        #
        self.mainWidget = QWidget()
        self.mainLayout = QVBoxLayout()
        self.mainWidget.setLayout(self.mainLayout)
        self.setCentralWidget(self.mainWidget)
        self.mainLayout.setAlignment(Qt.AlignTop)

        # Add custom widgets
        self.commandButtons = CommandButtons()
        self.tableView = QTableView()
        self.tableView.setSortingEnabled(True)
        self.tableView.setSelectionBehavior(QAbstractItemView.SelectRows)
        self.talkDetailsWidget = TalkDetailsWidget()
        self.importTalksWidget = ImportTalksWidget()
        self.newTalkWidget = NewTalkWidget()
        self.mainLayout.addWidget(self.importTalksWidget)
        #self.mainLayout.addLayout(self.titleLayout)
        self.mainLayout.addWidget(self.commandButtons)
        self.mainLayout.addWidget(self.tableView)
        self.mainLayout.addWidget(self.talkDetailsWidget)
        self.mainLayout.addWidget(self.importTalksWidget)
        # --- End Layout

        # Keep track of index of the most recently selected talk
        self.currentTalkIndex = QPersistentModelIndex()

        # Prompt user to "Continue Editing", "Discard Changes" or "Save Changes"
        self.savePromptBox = QMessageBox()
        self.savePromptBox.setWindowTitle("Unsaved Changes Exist")
        self.savePromptBox.setIcon(QMessageBox.Information)
        self.savePromptBox.setText(
            "The talk you were editing has unsaved changes.")
        self.continueButton = self.savePromptBox.addButton(
            "Continue Editing", QMessageBox.RejectRole)
        self.discardButton = self.savePromptBox.addButton(
            "Discard Changes", QMessageBox.DestructiveRole)
        self.saveButton = self.savePromptBox.addButton("Save Changes",
                                                       QMessageBox.AcceptRole)
        self.savePromptBox.setDefaultButton(self.saveButton)

        # Initialize geometry, to be used for restoring window positioning.
        self.geometry = None

        #
        # Setup Menubar
        #
        self.actionExportCsv = QAction(self)
        self.actionExportCsv.setObjectName('actionExportCsv')
        self.actionRemoveAll = QAction(self)
        self.actionRemoveAll.setObjectName('actionRemoveAll')

        # Actions
        self.menuFile.insertAction(self.actionExit, self.actionExportCsv)
        self.menuFile.insertAction(self.actionExit, self.actionRemoveAll)
        # --- End Menubar

        #
        # TableView Connections
        #
        self.connect(self.tableView, SIGNAL('activated(const QModelIndex)'),
                     self.click_talk)
        self.connect(self.tableView, SIGNAL('selected(const QModelIndex)'),
                     self.click_talk)
        self.connect(self.tableView, SIGNAL('clicked(const QModelIndex)'),
                     self.click_talk)

        # Import Widget
        self.connect(self.importTalksWidget.csvRadioButton,
                     SIGNAL('toggled(bool)'), self.toggle_import)
        self.connect(self.importTalksWidget.importButton, SIGNAL('clicked()'),
                     self.import_talks)
        self.connect(self.importTalksWidget.cancelButton, SIGNAL('clicked()'),
                     self.hide_import_talks_widget)
        self.importTalksWidget.setHidden(True)
        self.connect(self.importTalksWidget.csvFileSelectButton,
                     SIGNAL('clicked()'), self.csv_file_select)
        self.connect(self.importTalksWidget.csvLineEdit,
                     SIGNAL('returnPressed()'),
                     self.importTalksWidget.importButton.click)
        self.connect(self.importTalksWidget.rssLineEdit,
                     SIGNAL('returnPressed()'),
                     self.importTalksWidget.importButton.click)
        self.connect(self.actionExportCsv, SIGNAL('triggered()'),
                     self.export_talks_to_csv)
        self.connect(self.actionRemoveAll, SIGNAL('triggered()'),
                     self.confirm_reset)

        # Command Buttons
        self.connect(self.commandButtons.addButton, SIGNAL('clicked()'),
                     self.click_add_button)
        self.connect(self.commandButtons.removeButton, SIGNAL('clicked()'),
                     self.remove_talk)
        self.connect(self.commandButtons.removeAllButton, SIGNAL('clicked()'),
                     self.confirm_reset)
        self.connect(self.commandButtons.importButton, SIGNAL('clicked()'),
                     self.show_import_talks_widget)
        self.connect(self.commandButtons.exportButton, SIGNAL('clicked()'),
                     self.export_talks_to_csv)
        self.connect(self.commandButtons.searchButton, SIGNAL('clicked()'),
                     self.search_talks)
        self.connect(self.commandButtons.searchLineEdit,
                     SIGNAL('textEdited(QString)'), self.search_talks)
        self.connect(self.commandButtons.searchLineEdit,
                     SIGNAL('returnPressed()'), self.search_talks)

        # Talk Details Buttons
        self.connect(self.talkDetailsWidget.saveButton, SIGNAL('clicked()'),
                     self.update_talk)

        # Talk Details Widget
        self.connect(self.talkDetailsWidget.titleLineEdit,
                     SIGNAL('textEdited(const QString)'), self.enable_save)
        self.connect(self.talkDetailsWidget.presenterLineEdit,
                     SIGNAL('textEdited(const QString)'), self.enable_save)
        self.connect(self.talkDetailsWidget.categoryLineEdit,
                     SIGNAL('textEdited(const QString)'), self.enable_save)
        self.connect(self.talkDetailsWidget.eventLineEdit,
                     SIGNAL('textEdited(const QString)'), self.enable_save)
        self.connect(self.talkDetailsWidget.roomLineEdit,
                     SIGNAL('textEdited(const QString)'), self.enable_save)
        self.connect(self.talkDetailsWidget.descriptionTextEdit,
                     SIGNAL('modificationChanged(bool)'), self.enable_save)
        self.connect(self.talkDetailsWidget.dateEdit,
                     SIGNAL('dateChanged(const QDate)'), self.enable_save)
        self.connect(self.talkDetailsWidget.startTimeEdit,
                     SIGNAL('timeChanged(const QTime)'), self.enable_save)
        self.connect(self.talkDetailsWidget.endTimeEdit,
                     SIGNAL('timeChanged(const QTime)'), self.enable_save)

        # New Talk Widget
        self.newTalkWidget.connect(self.newTalkWidget.addButton,
                                   SIGNAL('clicked()'), self.add_talk)
        self.newTalkWidget.connect(self.newTalkWidget.cancelButton,
                                   SIGNAL('clicked()'),
                                   self.newTalkWidget.reject)

        # Load default language
        actions = self.menuLanguage.actions()
        for action in actions:
            if action.data().toString() == self.config.default_language:
                action.setChecked(True)
                self.translate(action)
                break

        # Load Talk Database
        self.load_presentations_model()

        # Setup Autocompletion
        self.update_autocomplete_fields()

        self.talkDetailsWidget.saveButton.setEnabled(False)

        # Select first item
        #self.tableView.setCurrentIndex(self.proxy.index(0,0))
        #self.talk_selected(self.proxy.index(0,0))

    #
    # Translation
    #
    def retranslate(self):
        self.setWindowTitle(
            self.app.translate("TalkEditorApp", "Freeseer Talk Editor"))

        #
        # Reusable Strings
        #
        self.confirmDBClearTitleString = self.app.translate(
            "TalkEditorApp", "Remove All Talks from Database")
        self.confirmDBClearQuestionString = self.app.translate(
            "TalkEditorApp", "Are you sure you want to clear the DB?")
        self.confirmTalkDetailsClearTitleString = self.app.translate(
            "TalkEditorApp", "Unsaved Data")
        self.confirmTalkDetailsClearQuestionString = self.app.translate(
            "TalkEditorApp", "Unsaved talk details will be lost. Continue?")
        # --- End Reusable Strings

        #
        # Menubar
        #
        self.actionExportCsv.setText(
            self.app.translate("TalkEditorApp", "&Export to CSV"))
        self.actionRemoveAll.setText(
            self.app.translate("TalkEditorApp", "&Remove All Talks"))

        # --- End Menubar

        #
        # TalkDetailsWidget
        #
        self.talkDetailsWidget.titleLabel.setText(
            self.app.translate("TalkEditorApp", "Title"))
        self.talkDetailsWidget.presenterLabel.setText(
            self.app.translate("TalkEditorApp", "Presenter"))
        self.talkDetailsWidget.categoryLabel.setText(
            self.app.translate("TalkEditorApp", "Category"))
        self.talkDetailsWidget.eventLabel.setText(
            self.app.translate("TalkEditorApp", "Event"))
        self.talkDetailsWidget.roomLabel.setText(
            self.app.translate("TalkEditorApp", "Room"))
        self.talkDetailsWidget.dateLabel.setText(
            self.app.translate("TalkEditorApp", "Date"))
        self.talkDetailsWidget.startTimeLabel.setText(
            self.app.translate("TalkEditorApp", "Start Time"))
        self.talkDetailsWidget.endTimeLabel.setText(
            self.app.translate("TalkEditorApp", "End Time"))
        # --- End TalkDetailsWidget

        #
        # Import Talks Widget Translations
        #
        self.importTalksWidget.rssRadioButton.setText(
            self.app.translate("TalkEditorApp", "RSS URL"))
        self.importTalksWidget.csvRadioButton.setText(
            self.app.translate("TalkEditorApp", "CSV File"))
        self.importTalksWidget.importButton.setText(
            self.app.translate("TalkEditorApp", "Import"))
        # --- End Talks Widget Translations

        #
        # Command Button Translations\
        #
        self.commandButtons.importButton.setText(
            self.app.translate("TalkEditorApp", "Import"))
        self.commandButtons.exportButton.setText(
            self.app.translate("TalkEditorApp", "Export"))
        self.commandButtons.addButton.setText(
            self.app.translate("TalkEditorApp", "Add New Talk"))
        self.commandButtons.removeButton.setText(
            self.app.translate("TalkEditorApp", "Remove"))
        self.commandButtons.removeAllButton.setText(
            self.app.translate("TalkEditorApp", "Remove All"))
        # --- End Command Butotn Translations

        #
        # Search Widget Translations
        #
        self.commandButtons.searchButton.setText(
            self.app.translate("TalkEditorApp", "Search"))
        # --- End Command Button Translations

    def load_presentations_model(self):
        # Load Presentation Model
        self.presentationModel = self.db.get_presentations_model()
        self.proxy = QSortFilterProxyModel()
        self.proxy.setSourceModel(self.presentationModel)
        self.tableView.setModel(self.proxy)
        self.proxy.setFilterCaseSensitivity(Qt.CaseInsensitive)

        # Fill table whitespace.
        self.tableView.horizontalHeader().setStretchLastSection(False)
        self.tableView.horizontalHeader().setResizeMode(1, QHeaderView.Stretch)

        # Hide the ID field
        self.tableView.setColumnHidden(0, True)

        # Map data to widgets
        self.mapper = QDataWidgetMapper()
        self.mapper.setModel(self.proxy)
        self.mapper.setSubmitPolicy(QDataWidgetMapper.ManualSubmit)
        self.mapper.addMapping(self.talkDetailsWidget.titleLineEdit, 1)
        self.mapper.addMapping(self.talkDetailsWidget.presenterLineEdit, 2)
        self.mapper.addMapping(self.talkDetailsWidget.categoryLineEdit, 4)
        self.mapper.addMapping(self.talkDetailsWidget.eventLineEdit, 5)
        self.mapper.addMapping(self.talkDetailsWidget.roomLineEdit, 6)
        self.mapper.addMapping(self.talkDetailsWidget.descriptionTextEdit, 3)
        self.mapper.addMapping(self.talkDetailsWidget.dateEdit, 7)
        self.mapper.addMapping(self.talkDetailsWidget.startTimeEdit, 8)
        self.mapper.addMapping(self.talkDetailsWidget.endTimeEdit, 9)

        # Load StringLists
        self.titleList = QStringList(self.db.get_string_list("Title"))
        #self.speakerList = QStringList(self.db.get_speaker_list())
        #self.categoryList = QStringList(self.db.get_category_list())
        #self.eventList = QStringList(self.db.get_event_list())
        #self.roomList = QStringList(self.db.get_room_list())

        #Disble input
        self.talkDetailsWidget.disable_input_fields()

    def search_talks(self):
        # The default value is 0. If the value is -1, the keys will be read from all columns.
        self.proxy.setFilterKeyColumn(-1)
        self.proxy.setFilterFixedString(
            self.commandButtons.searchLineEdit.text())

    def show_save_prompt(self):
        """Prompts the user to save or discard changes, or continue editing."""
        self.savePromptBox.exec_()
        self.savePromptBox.setDefaultButton(self.saveButton)
        return self.savePromptBox.clickedButton()

    def click_talk(self, model):
        """Warns user if there are unsaved changes, and selects talk clicked by the user."""
        log.info("Selecting row %d", model.row())
        modelRow = model.row()
        if self.unsaved_details_exist():
            log.info("Unsaved changes exist in row %d",
                     self.currentTalkIndex.row())
            confirm = self.show_save_prompt()
            if confirm == self.saveButton:
                log.info("Saving changes in row %d...",
                         self.currentTalkIndex.row())
                self.tableView.selectRow(self.currentTalkIndex.row())
                self.update_talk()
                newModel = self.tableView.currentIndex().sibling(modelRow, 0)
                self.select_talk(newModel)
            elif confirm == self.discardButton:
                log.info("Discarding changes in row %d...",
                         self.currentTalkIndex.row())
                self.talk_selected(model)
            else:
                log.info("Continue editing row %d",
                         self.currentTalkIndex.row())
                self.tableView.selectRow(self.currentTalkIndex.row())
        else:
            self.talk_selected(model)

    def click_add_button(self):
        """Warns user if there are unsaved changes, and shows the New Talk window."""
        if self.unsaved_details_exist():
            log.info("Unsaved changes exist in row %d",
                     self.currentTalkIndex.row())
            confirm = self.show_save_prompt()
            if confirm == self.saveButton:
                log.info("Saving changes in row %d...",
                         self.currentTalkIndex.row())
                self.update_talk()
                self.show_new_talk_popup()
            elif confirm == self.discardButton:
                log.info("Discarding changes in row %d...",
                         self.currentTalkIndex.row())
                # Ensure that changes are discarded
                self.talk_selected(self.currentTalkIndex)
                self.show_new_talk_popup()
            else:
                log.info("Continue editing row %d",
                         self.currentTalkIndex.row())
        else:
            self.show_new_talk_popup()

    def talk_selected(self, model):
        self.mapper.setCurrentIndex(model.row())
        self.talkDetailsWidget.enable_input_fields()
        self.talkDetailsWidget.saveButton.setEnabled(False)
        self.currentTalkIndex = QPersistentModelIndex(model)

    def toggle_import(self):
        if self.importTalksWidget.csvRadioButton.isChecked():
            self.importTalksWidget.csvLineEdit.setEnabled(True)
            self.importTalksWidget.csvFileSelectButton.setEnabled(True)
            self.importTalksWidget.rssLineEdit.setEnabled(False)
        else:
            self.importTalksWidget.csvLineEdit.setEnabled(False)
            self.importTalksWidget.csvFileSelectButton.setEnabled(False)
            self.importTalksWidget.rssLineEdit.setEnabled(True)

    def show_import_talks_widget(self):
        self.commandButtons.setHidden(True)
        self.tableView.setHidden(True)
        self.talkDetailsWidget.setHidden(True)
        self.importTalksWidget.setHidden(False)

    def hide_import_talks_widget(self):
        self.commandButtons.setHidden(False)
        self.tableView.setHidden(False)
        self.talkDetailsWidget.setHidden(False)
        self.importTalksWidget.setHidden(True)

    def add_talk(self):
        """Adds a new talk to the database using data from the NewTalkWidget input fields"""
        presentation = self.create_presentation(
            self.newTalkWidget.talkDetailsWidget)

        if presentation:
            self.db.insert_presentation(presentation)
            self.newTalkWidget.accept()  # Close the dialog

    def update_talk(self):
        """Updates the currently selected talk using data from the TalkEditorApp input fields"""
        selected_talk = self.tableView.currentIndex()
        if selected_talk.row(
        ) >= 0:  # The tableView index begins at 0 and is -1 by default
            talk_id = selected_talk.sibling(selected_talk.row(),
                                            0).data().toString()
            presentation = self.create_presentation(self.talkDetailsWidget)

            if presentation:
                self.db.update_presentation(talk_id, presentation)
                self.apply_changes(selected_talk)
                self.talkDetailsWidget.saveButton.setEnabled(False)

    def create_presentation(self, talkDetailsWidget):
        """Creates and returns an instance of Presentation using data from the input fields"""
        date = talkDetailsWidget.dateEdit.date()
        startTime = talkDetailsWidget.startTimeEdit.time()
        endTime = talkDetailsWidget.endTimeEdit.time()

        title = unicode(talkDetailsWidget.titleLineEdit.text()).strip()
        if title:
            return Presentation(
                unicode(talkDetailsWidget.titleLineEdit.text()).strip(),
                unicode(talkDetailsWidget.presenterLineEdit.text()).strip(),
                unicode(talkDetailsWidget.descriptionTextEdit.toPlainText()).
                strip(),
                unicode(talkDetailsWidget.categoryLineEdit.text()).strip(),
                unicode(talkDetailsWidget.eventLineEdit.text()).strip(),
                unicode(talkDetailsWidget.roomLineEdit.text()).strip(),
                unicode(date.toString(Qt.ISODate)),
                unicode(startTime.toString(Qt.ISODate)),
                unicode(endTime.toString(Qt.ISODate)))

    def show_new_talk_popup(self):
        """Displays a modal dialog with a talk details view

        When Add is selected, a new talk is added to the database using the input field data.
        When Cancel is selected, no talk is added.
        """
        log.info('Opening Add Talk window...')
        self.clear_new_talk_fields()
        self.remove_new_talk_placeholder_text()
        self.newTalkWidget.talkDetailsWidget.titleLineEdit.setFocus()
        if self.newTalkWidget.exec_() == 1:
            self.apply_changes()
            self.talkDetailsWidget.disable_input_fields()
        else:
            log.info('No talk added...')

    def apply_changes(self, updated_talk=None):
        """Repopulates the model to display the effective changes

        Updates the autocomplete fields.
        Displays the updated model in the table view, and selects the newly updated/added talk.
        """
        self.presentationModel.select()
        self.select_talk(updated_talk)
        self.update_autocomplete_fields()

    def select_talk(self, talk=None):
        """Selects the given talk in the table view

        If no talk is given, the last row in the table view is selected.
        """
        if talk:
            row = talk.row()
            column = talk.column()
        else:
            row = self.presentationModel.rowCount() - 1  # Select last row
            column = 0

        self.tableView.selectRow(row)
        self.tableView.setCurrentIndex(self.proxy.index(row, column))
        self.talk_selected(self.proxy.index(row, column))

    def remove_talk(self):
        try:
            rows_selected = self.tableView.selectionModel().selectedRows()
        except:
            return

        # Reversed because rows in list change position once row is removed
        for row in reversed(rows_selected):
            self.presentationModel.removeRow(row.row())
        self.talkDetailsWidget.clear_input_fields()
        self.talkDetailsWidget.disable_input_fields()

    def load_talk(self):
        try:
            self.tableView.currentIndex().row()
        except:
            return

        self.mapper.addMapping(self.talkDetailsWidget.roomLineEdit, 6)
        self.presentationModel.select()

    def reset(self):
        self.db.clear_database()
        self.presentationModel.select()
        self.talkDetailsWidget.clear_input_fields()
        self.talkDetailsWidget.disable_input_fields()

    def confirm_reset(self):
        """Presents a confirmation dialog to ask the user if they are sure they wish to remove the talk database.
        If Yes call the reset() function"""
        confirm = QMessageBox.question(self, self.confirmDBClearTitleString,
                                       self.confirmDBClearQuestionString,
                                       QMessageBox.Yes | QMessageBox.No,
                                       QMessageBox.No)

        if confirm == QMessageBox.Yes:
            self.reset()

    def add_talks_from_rss(self):
        rss_url = unicode(self.importTalksWidget.rssLineEdit.text())
        if rss_url:
            self.db.add_talks_from_rss(rss_url)
            self.presentationModel.select()
            self.hide_import_talks_widget()
        else:
            error = QMessageBox()
            error.setText("Please enter a RSS URL")
            error.exec_()

    def closeEvent(self, event):
        if self.unsaved_details_exist():
            log.info("Unsaved changes exist in row %d",
                     self.currentTalkIndex.row())
            confirm = self.show_save_prompt()
            if confirm == self.saveButton:
                log.info("Saving changes in row %d...",
                         self.currentTalkIndex.row())
                self.update_talk()
                log.info('Exiting talk database editor...')
                self.geometry = self.saveGeometry()
                event.accept()
            elif confirm == self.discardButton:
                log.info("Discarding changes in row %d...",
                         self.currentTalkIndex.row())
                # Ensure that changes are discarded
                self.talk_selected(self.currentTalkIndex)
                log.info('Exiting talk database editor...')
                self.geometry = self.saveGeometry()
                event.accept()
            else:
                log.info("Continue editing row %d",
                         self.currentTalkIndex.row())
                event.ignore()
        else:
            log.info('Exiting talk database editor...')
            self.geometry = self.saveGeometry()
            event.accept()

    def csv_file_select(self):
        fname = QFileDialog.getOpenFileName(self, 'Select file', "", "*.csv")
        if fname:
            self.importTalksWidget.csvLineEdit.setText(fname)

    def add_talks_from_csv(self):
        fname = self.importTalksWidget.csvLineEdit.text()

        if fname:
            self.db.add_talks_from_csv(fname)
            self.presentationModel.select()
            self.hide_import_talks_widget()
        else:
            error = QMessageBox()
            error.setText("Please select a file")
            error.exec_()

    def import_talks(self):
        if self.importTalksWidget.csvRadioButton.isChecked():
            self.add_talks_from_csv()
        else:
            self.add_talks_from_rss()

        self.update_autocomplete_fields()

    def export_talks_to_csv(self):
        fname = QFileDialog.getSaveFileName(self, 'Select file', "", "*.csv")
        if fname:
            self.db.export_talks_to_csv(fname)

    def update_autocomplete_fields(self):
        self.titleList = QStringList(self.db.get_string_list("Title"))
        self.speakerList = QStringList(self.db.get_string_list("Speaker"))
        self.categoryList = QStringList(self.db.get_string_list("Category"))
        self.eventList = QStringList(self.db.get_string_list("Event"))
        self.roomList = QStringList(self.db.get_string_list("Room"))

        self.titleCompleter = QCompleter(self.titleList)
        self.titleCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.speakerCompleter = QCompleter(self.speakerList)
        self.speakerCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.categoryCompleter = QCompleter(self.categoryList)
        self.categoryCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.eventCompleter = QCompleter(self.eventList)
        self.eventCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.roomCompleter = QCompleter(self.roomList)
        self.roomCompleter.setCaseSensitivity(Qt.CaseInsensitive)

        self.talkDetailsWidget.titleLineEdit.setCompleter(self.titleCompleter)
        self.talkDetailsWidget.presenterLineEdit.setCompleter(
            self.speakerCompleter)
        self.talkDetailsWidget.categoryLineEdit.setCompleter(
            self.categoryCompleter)
        self.talkDetailsWidget.eventLineEdit.setCompleter(self.eventCompleter)
        self.talkDetailsWidget.roomLineEdit.setCompleter(self.roomCompleter)

    def are_fields_enabled(self):
        return (self.talkDetailsWidget.titleLineEdit.isEnabled()
                and self.talkDetailsWidget.presenterLineEdit.isEnabled()
                and self.talkDetailsWidget.categoryLineEdit.isEnabled()
                and self.talkDetailsWidget.eventLineEdit.isEnabled()
                and self.talkDetailsWidget.roomLineEdit.isEnabled()
                and self.talkDetailsWidget.dateEdit.isEnabled()
                and self.talkDetailsWidget.startTimeEdit.isEnabled()
                and self.talkDetailsWidget.endTimeEdit.isEnabled())

    def unsaved_details_exist(self):
        """Checks if changes have been made to new/existing talk details

        Looks for text in the input fields and check the enabled state of the Save Talk button
        If the Save Talk button is enabled, the input fields contain modified values
        """
        return (self.talkDetailsWidget.saveButton.isEnabled() and
                (self.talkDetailsWidget.titleLineEdit.text()
                 or self.talkDetailsWidget.presenterLineEdit.text()
                 or self.talkDetailsWidget.categoryLineEdit.text()
                 or self.talkDetailsWidget.descriptionTextEdit.toPlainText()))

    def enable_save(self):
        self.talkDetailsWidget.saveButton.setEnabled(True)

    def clear_new_talk_fields(self):
        """Removes existing data from all NewTalkWidget fields except event, room, date and time"""
        self.newTalkWidget.talkDetailsWidget.titleLineEdit.clear()
        self.newTalkWidget.talkDetailsWidget.presenterLineEdit.clear()
        self.newTalkWidget.talkDetailsWidget.descriptionTextEdit.clear()
        self.newTalkWidget.talkDetailsWidget.categoryLineEdit.clear()

    def remove_new_talk_placeholder_text(self):
        """Removes placeholder text in NewTalkWidget originally set by TalkDetailsWidget"""
        self.newTalkWidget.talkDetailsWidget.titleLineEdit.setPlaceholderText(
            "")
        self.newTalkWidget.talkDetailsWidget.presenterLineEdit.setPlaceholderText(
            "")
        self.newTalkWidget.talkDetailsWidget.categoryLineEdit.setPlaceholderText(
            "")
        self.newTalkWidget.talkDetailsWidget.eventLineEdit.setPlaceholderText(
            "")
        self.newTalkWidget.talkDetailsWidget.roomLineEdit.setPlaceholderText(
            "")
Exemplo n.º 10
0
class TalkEditorApp(FreeseerApp):
    '''Freeseer talk database editor main gui class'''
    def __init__(self, config, db):
        FreeseerApp.__init__(self)

        self.config = config
        self.db = db

        icon = QIcon()
        icon.addPixmap(QPixmap(':/freeseer/logo.png'), QIcon.Normal, QIcon.Off)
        self.setWindowIcon(icon)
        self.resize(960, 600)

        #
        # Setup Layout
        #
        self.mainWidget = QWidget()
        self.mainLayout = QVBoxLayout()
        self.mainWidget.setLayout(self.mainLayout)
        self.setCentralWidget(self.mainWidget)
        self.mainLayout.setAlignment(Qt.AlignTop)

        # Add custom widgets
        self.commandButtons = CommandButtons()
        self.tableView = QTableView()
        self.tableView.setSortingEnabled(True)
        self.tableView.setSelectionBehavior(QAbstractItemView.SelectRows)
        self.talkDetailsWidget = TalkDetailsWidget()
        self.importTalksWidget = ImportTalksWidget()
        self.newTalkWidget = NewTalkWidget()
        self.mainLayout.addWidget(self.importTalksWidget)
        #self.mainLayout.addLayout(self.titleLayout)
        self.mainLayout.addWidget(self.commandButtons)
        self.mainLayout.addWidget(self.tableView)
        self.mainLayout.addWidget(self.talkDetailsWidget)
        self.mainLayout.addWidget(self.importTalksWidget)
        # --- End Layout

        # Initialize geometry, to be used for restoring window positioning.
        self.geometry = None

        #
        # Setup Menubar
        #
        self.actionExportCsv = QAction(self)
        self.actionExportCsv.setObjectName('actionExportCsv')
        self.actionRemoveAll = QAction(self)
        self.actionRemoveAll.setObjectName('actionRemoveAll')

        # Actions
        self.menuFile.insertAction(self.actionExit, self.actionExportCsv)
        self.menuFile.insertAction(self.actionExit, self.actionRemoveAll)
        # --- End Menubar

        #
        # TableView Connections
        #
        self.connect(self.tableView, SIGNAL('activated(const QModelIndex)'), self.talk_selected)
        self.connect(self.tableView, SIGNAL('selected(const QModelIndex)'), self.talk_selected)
        self.connect(self.tableView, SIGNAL('clicked(const QModelIndex)'), self.talk_selected)

        # Import Widget
        self.connect(self.importTalksWidget.csvRadioButton, SIGNAL('toggled(bool)'), self.toggle_import)
        self.connect(self.importTalksWidget.importButton, SIGNAL('clicked()'), self.import_talks)
        self.connect(self.importTalksWidget.cancelButton, SIGNAL('clicked()'), self.hide_import_talks_widget)
        self.importTalksWidget.setHidden(True)
        self.connect(self.importTalksWidget.csvFileSelectButton, SIGNAL('clicked()'), self.csv_file_select)
        self.connect(self.importTalksWidget.csvLineEdit, SIGNAL('returnPressed()'),
            self.importTalksWidget.importButton.click)
        self.connect(self.importTalksWidget.rssLineEdit, SIGNAL('returnPressed()'),
            self.importTalksWidget.importButton.click)
        self.connect(self.actionExportCsv, SIGNAL('triggered()'), self.export_talks_to_csv)
        self.connect(self.actionRemoveAll, SIGNAL('triggered()'), self.confirm_reset)

        # Command Buttons
        self.connect(self.commandButtons.addButton, SIGNAL('clicked()'), self.show_new_talk_popup)
        self.connect(self.commandButtons.removeButton, SIGNAL('clicked()'), self.remove_talk)
        self.connect(self.commandButtons.removeAllButton, SIGNAL('clicked()'), self.confirm_reset)
        self.connect(self.commandButtons.importButton, SIGNAL('clicked()'), self.show_import_talks_widget)
        self.connect(self.commandButtons.exportButton, SIGNAL('clicked()'), self.export_talks_to_csv)
        self.connect(self.commandButtons.searchButton, SIGNAL('clicked()'), self.search_talks)
        self.connect(self.commandButtons.searchLineEdit, SIGNAL('textEdited(QString)'), self.search_talks)
        self.connect(self.commandButtons.searchLineEdit, SIGNAL('returnPressed()'), self.search_talks)

        # Talk Details Buttons
        self.connect(self.talkDetailsWidget.saveButton, SIGNAL('clicked()'), self.update_talk)

        # Talk Details Widget
        self.connect(self.talkDetailsWidget.titleLineEdit, SIGNAL('textEdited(const QString)'), self.enable_save)
        self.connect(self.talkDetailsWidget.presenterLineEdit, SIGNAL('textEdited(const QString)'), self.enable_save)
        self.connect(self.talkDetailsWidget.categoryLineEdit, SIGNAL('textEdited(const QString)'), self.enable_save)
        self.connect(self.talkDetailsWidget.eventLineEdit, SIGNAL('textEdited(const QString)'), self.enable_save)
        self.connect(self.talkDetailsWidget.roomLineEdit, SIGNAL('textEdited(const QString)'), self.enable_save)
        self.connect(self.talkDetailsWidget.descriptionTextEdit, SIGNAL('modificationChanged(bool)'), self.enable_save)
        self.connect(self.talkDetailsWidget.dateEdit, SIGNAL('dateChanged(const QDate)'), self.enable_save)
        self.connect(self.talkDetailsWidget.startTimeEdit, SIGNAL('timeChanged(const QTime)'), self.enable_save)
        self.connect(self.talkDetailsWidget.endTimeEdit, SIGNAL('timeChanged(const QTime)'), self.enable_save)

        # New Talk Widget
        self.newTalkWidget.connect(self.newTalkWidget.addButton, SIGNAL('clicked()'), self.add_talk)
        self.newTalkWidget.connect(self.newTalkWidget.cancelButton, SIGNAL('clicked()'), self.newTalkWidget.reject)

        # Load default language
        actions = self.menuLanguage.actions()
        for action in actions:
            if action.data().toString() == self.config.default_language:
                action.setChecked(True)
                self.translate(action)
                break

        # Load Talk Database
        self.load_presentations_model()

        # Setup Autocompletion
        self.update_autocomplete_fields()

        self.talkDetailsWidget.saveButton.setEnabled(False)

        # Select first item
        #self.tableView.setCurrentIndex(self.proxy.index(0,0))
        #self.talk_selected(self.proxy.index(0,0))

    #
    # Translation
    #
    def retranslate(self):
        self.setWindowTitle(self.app.translate("TalkEditorApp", "Freeseer Talk Editor"))

        #
        # Reusable Strings
        #
        self.confirmDBClearTitleString = self.app.translate("TalkEditorApp", "Remove All Talks from Database")
        self.confirmDBClearQuestionString = self.app.translate("TalkEditorApp",
                                                               "Are you sure you want to clear the DB?")
        self.confirmTalkDetailsClearTitleString = self.app.translate("TalkEditorApp", "Unsaved Data")
        self.confirmTalkDetailsClearQuestionString = self.app.translate("TalkEditorApp",
                                                                        "Unsaved talk details will be lost. Continue?")
        # --- End Reusable Strings

        #
        # Menubar
        #
        self.actionExportCsv.setText(self.app.translate("TalkEditorApp", "&Export to CSV"))
        self.actionRemoveAll.setText(self.app.translate("TalkEditorApp", "&Remove All Talks"))

        # --- End Menubar

        #
        # TalkDetailsWidget
        #
        self.talkDetailsWidget.titleLabel.setText(self.app.translate("TalkEditorApp", "Title"))
        self.talkDetailsWidget.presenterLabel.setText(self.app.translate("TalkEditorApp", "Presenter"))
        self.talkDetailsWidget.categoryLabel.setText(self.app.translate("TalkEditorApp", "Category"))
        self.talkDetailsWidget.eventLabel.setText(self.app.translate("TalkEditorApp", "Event"))
        self.talkDetailsWidget.roomLabel.setText(self.app.translate("TalkEditorApp", "Room"))
        self.talkDetailsWidget.dateLabel.setText(self.app.translate("TalkEditorApp", "Date"))
        self.talkDetailsWidget.startTimeLabel.setText(self.app.translate("TalkEditorApp", "Start Time"))
        self.talkDetailsWidget.endTimeLabel.setText(self.app.translate("TalkEditorApp", "End Time"))
        # --- End TalkDetailsWidget

        #
        # Import Talks Widget Translations
        #
        self.importTalksWidget.rssRadioButton.setText(self.app.translate("TalkEditorApp", "RSS URL"))
        self.importTalksWidget.csvRadioButton.setText(self.app.translate("TalkEditorApp", "CSV File"))
        self.importTalksWidget.importButton.setText(self.app.translate("TalkEditorApp", "Import"))
        # --- End Talks Widget Translations

        #
        # Command Button Translations\
        #
        self.commandButtons.importButton.setText(self.app.translate("TalkEditorApp", "Import"))
        self.commandButtons.exportButton.setText(self.app.translate("TalkEditorApp", "Export"))
        self.commandButtons.addButton.setText(self.app.translate("TalkEditorApp", "Add New Talk"))
        self.commandButtons.removeButton.setText(self.app.translate("TalkEditorApp", "Remove"))
        self.commandButtons.removeAllButton.setText(self.app.translate("TalkEditorApp", "Remove All"))
        # --- End Command Butotn Translations

        #
        # Search Widget Translations
        #
        self.commandButtons.searchButton.setText(self.app.translate("TalkEditorApp", "Search"))
        # --- End Command Button Translations

    def load_presentations_model(self):
        # Load Presentation Model
        self.presentationModel = self.db.get_presentations_model()
        self.proxy = QSortFilterProxyModel()
        self.proxy.setSourceModel(self.presentationModel)
        self.tableView.setModel(self.proxy)
        self.proxy.setFilterCaseSensitivity(Qt.CaseInsensitive)

        # Fill table whitespace.
        self.tableView.horizontalHeader().setStretchLastSection(False)
        self.tableView.horizontalHeader().setResizeMode(1, QHeaderView.Stretch)

        # Hide the ID field
        self.tableView.setColumnHidden(0, True)

        # Map data to widgets
        self.mapper = QDataWidgetMapper()
        self.mapper.setModel(self.proxy)
        self.mapper.setSubmitPolicy(QDataWidgetMapper.ManualSubmit)
        self.mapper.addMapping(self.talkDetailsWidget.titleLineEdit, 1)
        self.mapper.addMapping(self.talkDetailsWidget.presenterLineEdit, 2)
        self.mapper.addMapping(self.talkDetailsWidget.categoryLineEdit, 4)
        self.mapper.addMapping(self.talkDetailsWidget.eventLineEdit, 5)
        self.mapper.addMapping(self.talkDetailsWidget.roomLineEdit, 6)
        self.mapper.addMapping(self.talkDetailsWidget.descriptionTextEdit, 3)
        self.mapper.addMapping(self.talkDetailsWidget.dateEdit, 7)
        self.mapper.addMapping(self.talkDetailsWidget.startTimeEdit, 8)
        self.mapper.addMapping(self.talkDetailsWidget.endTimeEdit, 9)

        # Load StringLists
        self.titleList = QStringList(self.db.get_string_list("Title"))
        #self.speakerList = QStringList(self.db.get_speaker_list())
        #self.categoryList = QStringList(self.db.get_category_list())
        #self.eventList = QStringList(self.db.get_event_list())
        #self.roomList = QStringList(self.db.get_room_list())

        #Disble input
        self.talkDetailsWidget.disable_input_fields()

    def search_talks(self):
        # The default value is 0. If the value is -1, the keys will be read from all columns.
        self.proxy.setFilterKeyColumn(-1)
        self.proxy.setFilterFixedString(self.commandButtons.searchLineEdit.text())

    def talk_selected(self, model):
        self.mapper.setCurrentIndex(model.row())
        self.talkDetailsWidget.enable_input_fields()
        self.talkDetailsWidget.saveButton.setEnabled(False)

    def toggle_import(self):
        if self.importTalksWidget.csvRadioButton.isChecked():
            self.importTalksWidget.csvLineEdit.setEnabled(True)
            self.importTalksWidget.csvFileSelectButton.setEnabled(True)
            self.importTalksWidget.rssLineEdit.setEnabled(False)
        else:
            self.importTalksWidget.csvLineEdit.setEnabled(False)
            self.importTalksWidget.csvFileSelectButton.setEnabled(False)
            self.importTalksWidget.rssLineEdit.setEnabled(True)

    def show_import_talks_widget(self):
        self.commandButtons.setHidden(True)
        self.tableView.setHidden(True)
        self.talkDetailsWidget.setHidden(True)
        self.importTalksWidget.setHidden(False)

    def hide_import_talks_widget(self):
        self.commandButtons.setHidden(False)
        self.tableView.setHidden(False)
        self.talkDetailsWidget.setHidden(False)
        self.importTalksWidget.setHidden(True)

    def add_talk(self):
        """Adds a new talk to the database using data from the NewTalkWidget input fields"""
        presentation = self.create_presentation(self.newTalkWidget.talkDetailsWidget)

        if presentation:
            self.db.insert_presentation(presentation)
            self.newTalkWidget.accept()  # Close the dialog

    def update_talk(self):
        """Updates the currently selected talk using data from the TalkEditorApp input fields"""
        selected_talk = self.tableView.currentIndex()
        if selected_talk.row() >= 0:  # The tableView index begins at 0 and is -1 by default
            talk_id = selected_talk.sibling(selected_talk.row(), 0).data().toString()
            presentation = self.create_presentation(self.talkDetailsWidget)

            if presentation:
                self.db.update_presentation(talk_id, presentation)
                self.apply_changes(selected_talk)
                self.talkDetailsWidget.saveButton.setEnabled(False)

    def create_presentation(self, talkDetailsWidget):
        """Creates and returns an instance of Presentation using data from the input fields"""
        date = talkDetailsWidget.dateEdit.date()
        startTime = talkDetailsWidget.startTimeEdit.time()
        endTime = talkDetailsWidget.endTimeEdit.time()

        title = unicode(talkDetailsWidget.titleLineEdit.text()).strip()
        if title:
            return Presentation(
                unicode(talkDetailsWidget.titleLineEdit.text()).strip(),
                unicode(talkDetailsWidget.presenterLineEdit.text()).strip(),
                unicode(talkDetailsWidget.descriptionTextEdit.toPlainText()).strip(),
                unicode(talkDetailsWidget.categoryLineEdit.text()).strip(),
                unicode(talkDetailsWidget.eventLineEdit.text()).strip(),
                unicode(talkDetailsWidget.roomLineEdit.text()).strip(),
                unicode(date.toString(Qt.ISODate)),
                unicode(startTime.toString(Qt.ISODate)),
                unicode(endTime.toString(Qt.ISODate)))

    def show_new_talk_popup(self):
        """Displays a modal dialog with a talk details view

        When Add is selected, a new talk is added to the database using the input field data.
        When Cancel is selected, no talk is added.
        """
        log.info('Opening Add Talk window...')
        self.clear_new_talk_fields()
        self.remove_new_talk_placeholder_text()
        self.newTalkWidget.talkDetailsWidget.titleLineEdit.setFocus()
        if self.newTalkWidget.exec_() == 1:
            self.apply_changes()
            self.talkDetailsWidget.disable_input_fields()
        else:
            log.info('No talk added...')

    def apply_changes(self, updated_talk=None):
        """Repopulates the model to display the effective changes

        Updates the autocomplete fields.
        Displays the updated model in the table view, and selects the newly updated/added talk.
        """
        self.presentationModel.select()
        self.select_talk(updated_talk)
        self.update_autocomplete_fields()

    def select_talk(self, talk=None):
        """Selects the given talk in the table view

        If no talk is given, the last row in the table view is selected.
        """
        if talk:
            row = talk.row()
            column = talk.column()
        else:
            row = self.presentationModel.rowCount() - 1  # Select last row
            column = 0

        self.tableView.selectRow(row)
        self.tableView.setCurrentIndex(self.proxy.index(row, column))
        self.talk_selected(self.proxy.index(row, column))

    def remove_talk(self):
        try:
            rows_selected = self.tableView.selectionModel().selectedRows()
        except:
            return

        # Reversed because rows in list change position once row is removed
        for row in reversed(rows_selected):
            self.presentationModel.removeRow(row.row())

    def load_talk(self):
        try:
            self.tableView.currentIndex().row()
        except:
            return

        self.mapper.addMapping(self.talkDetailsWidget.roomLineEdit, 6)
        self.presentationModel.select()

    def reset(self):
        self.db.clear_database()
        self.presentationModel.select()

    def confirm_reset(self):
        """Presents a confirmation dialog to ask the user if they are sure they wish to remove the talk database.
        If Yes call the reset() function"""
        confirm = QMessageBox.question(self,
                                       self.confirmDBClearTitleString,
                                       self.confirmDBClearQuestionString,
                                       QMessageBox.Yes |
                                       QMessageBox.No,
                                       QMessageBox.No)

        if confirm == QMessageBox.Yes:
            self.reset()

    def add_talks_from_rss(self):
        rss_url = unicode(self.importTalksWidget.rssLineEdit.text())
        if rss_url:
            self.db.add_talks_from_rss(rss_url)
            self.presentationModel.select()
            self.hide_import_talks_widget()
        else:
            error = QMessageBox()
            error.setText("Please enter a RSS URL")
            error.exec_()

    def closeEvent(self, event):
        log.info('Exiting talk database editor...')
        self.geometry = self.saveGeometry()
        event.accept()

    def csv_file_select(self):
        fname = QFileDialog.getOpenFileName(
            self, 'Select file', "", "*.csv")
        if fname:
            self.importTalksWidget.csvLineEdit.setText(fname)

    def add_talks_from_csv(self):
        fname = self.importTalksWidget.csvLineEdit.text()

        if fname:
            self.db.add_talks_from_csv(fname)
            self.presentationModel.select()
            self.hide_import_talks_widget()
        else:
            error = QMessageBox()
            error.setText("Please select a file")
            error.exec_()

    def import_talks(self):
        if self.importTalksWidget.csvRadioButton.isChecked():
            self.add_talks_from_csv()
        else:
            self.add_talks_from_rss()

        self.update_autocomplete_fields()

    def export_talks_to_csv(self):
        fname = QFileDialog.getSaveFileName(self, 'Select file', "", "*.csv")
        if fname:
            self.db.export_talks_to_csv(fname)

    def update_autocomplete_fields(self):
        self.titleList = QStringList(self.db.get_string_list("Title"))
        self.speakerList = QStringList(self.db.get_string_list("Speaker"))
        self.categoryList = QStringList(self.db.get_string_list("Category"))
        self.eventList = QStringList(self.db.get_string_list("Event"))
        self.roomList = QStringList(self.db.get_string_list("Room"))

        self.titleCompleter = QCompleter(self.titleList)
        self.titleCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.speakerCompleter = QCompleter(self.speakerList)
        self.speakerCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.categoryCompleter = QCompleter(self.categoryList)
        self.categoryCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.eventCompleter = QCompleter(self.eventList)
        self.eventCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.roomCompleter = QCompleter(self.roomList)
        self.roomCompleter.setCaseSensitivity(Qt.CaseInsensitive)

        self.talkDetailsWidget.titleLineEdit.setCompleter(self.titleCompleter)
        self.talkDetailsWidget.presenterLineEdit.setCompleter(self.speakerCompleter)
        self.talkDetailsWidget.categoryLineEdit.setCompleter(self.categoryCompleter)
        self.talkDetailsWidget.eventLineEdit.setCompleter(self.eventCompleter)
        self.talkDetailsWidget.roomLineEdit.setCompleter(self.roomCompleter)

    def are_fields_enabled(self):
        return (self.talkDetailsWidget.titleLineEdit.isEnabled() and
                self.talkDetailsWidget.presenterLineEdit.isEnabled() and
                self.talkDetailsWidget.categoryLineEdit.isEnabled() and
                self.talkDetailsWidget.eventLineEdit.isEnabled() and
                self.talkDetailsWidget.roomLineEdit.isEnabled() and
                self.talkDetailsWidget.dateEdit.isEnabled() and
                self.talkDetailsWidget.startTimeEdit.isEnabled() and
                self.talkDetailsWidget.endTimeEdit.isEnabled())

    def unsaved_details_exist(self):
        """Checks if changes have been made to new/existing talk details

        Looks for text in the input fields and check the enabled state of the Save Talk button
        If the Save Talk button is enabled, the input fields contain modified values
        """
        return (self.talkDetailsWidget.saveButton.isEnabled() and
                (self.talkDetailsWidget.titleLineEdit.text() or
                self.talkDetailsWidget.presenterLineEdit.text() or
                self.talkDetailsWidget.categoryLineEdit.text() or
                self.talkDetailsWidget.descriptionTextEdit.toPlainText()))

    def enable_save(self):
        self.talkDetailsWidget.saveButton.setEnabled(True)

    def clear_new_talk_fields(self):
        """Removes existing data from all NewTalkWidget fields except event, room, date and time"""
        self.newTalkWidget.talkDetailsWidget.titleLineEdit.clear()
        self.newTalkWidget.talkDetailsWidget.presenterLineEdit.clear()
        self.newTalkWidget.talkDetailsWidget.descriptionTextEdit.clear()
        self.newTalkWidget.talkDetailsWidget.categoryLineEdit.clear()

    def remove_new_talk_placeholder_text(self):
        """Removes placeholder text in NewTalkWidget originally set by TalkDetailsWidget"""
        self.newTalkWidget.talkDetailsWidget.titleLineEdit.setPlaceholderText("")
        self.newTalkWidget.talkDetailsWidget.presenterLineEdit.setPlaceholderText("")
        self.newTalkWidget.talkDetailsWidget.categoryLineEdit.setPlaceholderText("")
        self.newTalkWidget.talkDetailsWidget.eventLineEdit.setPlaceholderText("")
        self.newTalkWidget.talkDetailsWidget.roomLineEdit.setPlaceholderText("")
Exemplo n.º 11
0
class ListView(QStackedWidget):
    PAGE_EMPTY    = 0 
    PAGE_LISTVIEW = 1

    def __init__(self, parent = None):
        
        super(ListView, self).__init__(parent=parent)
        
        self.emptyMessage = QLabel("no elements defined yet")
        self.emptyMessage.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter )
        self.emptyMessage.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
        self.addWidget(self.emptyMessage)
        
        self._table = QTableView()
        self.addWidget(self._table)
        self._table.clicked.connect(self.tableViewCellClicked)
        self._table.doubleClicked.connect(self.tableViewCellDoubleClicked)
        self._table.verticalHeader().sectionMoved.connect(self.rowMovedTest)
        self._table.setShowGrid(False)
    
    def resetEmptyMessage(self,pystring):
        self.emptyMessage.setText(QString(pystring))

    def tableViewCellClicked(self, modelIndex):
        '''
        Reimplemt this function to get interaction when double click
        :param modelIndex:
        '''
        
#         if (modelIndex.column() == self.model.ColumnID.Delete and
#             not self._table.model().flags(modelIndex) == Qt.NoItemFlags):
#             self._table.model().removeRow(modelIndex.row())
#     
    def tableViewCellDoubleClicked(self, modelIndex):
        '''
        Reimplement this function to get interaction when single click
        :param modelIndex:
        '''
#         if modelIndex.column() == self.model.ColumnID.Color:
#             self._colorDialog.setBrushColor(self._table.model()[modelIndex.row()].brushColor())
#             self._colorDialog.setPmapColor (self._table.model()[modelIndex.row()].pmapColor())
#             self._colorDialog.exec_()
#             #print "brush color = {}".format(self._colorDialog.brushColor().name())
#             #print "pmap color  = {}".format(self._colorDialog.pmapColor().name())
#             self._table.model().setData(modelIndex, (self._colorDialog.brushColor(),
#                                               self._colorDialog.pmapColor ()))

    def rowMovedTest(self, logicalIndex, oldVisualIndex, newVisualIndex):
        print "{} {} {}".format(logicalIndex, oldVisualIndex, newVisualIndex)

    def _setListViewLook(self):
        table = self._table
        #table.setDragEnabled(True)
        table.setAcceptDrops(True)
        table.setFocusPolicy(Qt.NoFocus)
        table.setShowGrid(False)
        table.horizontalHeader().hide()
        table.verticalHeader().hide()
        #table.horizontalHeader().setResizeMode(1, QHeaderView.Stretch)
        table.horizontalHeader().setResizeMode(QHeaderView.ResizeToContents)
        
        
        table.setSelectionMode(QAbstractItemView.SingleSelection)
        table.setSelectionBehavior(QAbstractItemView.SelectRows)
     
    def selectRow(self, *args, **kwargs):
        self._table.selectRow(*args, **kwargs)
        
    def _onRowsChanged(self, parent, start, end):
        model = self._table.model()
        if model and model.rowCount() > 0:
            self.setCurrentIndex(self.PAGE_LISTVIEW)
        else:
            self.setCurrentIndex(self.PAGE_EMPTY)
        if self.parent()!=None: self.parent().updateGeometry()

    def setModel(self, model):
        QTableView.setModel(self._table, model)
        self._table.setSelectionModel(model._selectionModel)
        
        if model.rowCount() > 0:
            self.setCurrentIndex(self.PAGE_LISTVIEW)
        else:
            self.setCurrentIndex(self.PAGE_EMPTY)
            
        model.rowsInserted.connect(self._onRowsChanged)
        model.rowsRemoved.connect(self._onRowsChanged)
        self.model=model
        
        self._setListViewLook()
        


    @property
    def allowDelete(self):
        return not self._table.isColumnHidden(self.model.ColumnID.Delete)

    @allowDelete.setter
    def allowDelete(self, allow):
        self._table.setColumnHidden(self.model.ColumnID.Delete, not allow)

    def minimumSizeHint(self):
        #http://www.qtcentre.org/threads/14764-QTableView-sizeHint%28%29-issues
        t = self._table
        vHeader = t.verticalHeader()
        hHeader = t.horizontalHeader()
        doubleFrame = 2 * t.frameWidth()
        w = hHeader.length() + vHeader.width() + doubleFrame;
     
        contentH = 0
        if self._table.model(): 
            for i in range(self._table.model().rowCount()):
                contentH += self._table.rowHeight(i)
        contentH = max(90, contentH) 
        
        h = hHeader.height() + contentH + doubleFrame;
        from PyQt4.QtCore import QSize
        return QSize(w,h)

    def sizeHint(self):
        return self.minimumSizeHint()
    
    def shrinkToMinimum(self):
        """
        shrink the view around the 
        labels which are currently there
        """
        t = self._table
        hHeader = t.horizontalHeader()
        doubleFrame = 2 * t.frameWidth()     
        contentH = 0
        if self._table.model(): 
            for i in range(self._table.model().rowCount()):
                contentH += self._table.rowHeight(i)
        h =  contentH+2
        self.setFixedHeight(h)
        
Exemplo n.º 12
0
class FreezeTableWidget(QTableView):
    def __init__(self, parent=None):
        QTableView.__init__(self, parent)
        self.freezeNum = 0
        self.inited = False
        self.frozenTableView = QTableView(self)

    def columnCountChanged(self, old, new):
        log('columnCountChanged', old, new)

    def setSetting(self, setting):
        if self.inited and setting is not None:
            if 'freezeNum' in setting:
                self.setFreezeNum(setting['freezeNum'])
            if 'hideColumns' in setting:
                for col in range(self.model().columnCount()):
                    if col in setting['hideColumns']:
                        self.hideColumn(col)
                    else:
                        self.showColumn(col)
            if 'hideRows' in setting:
                for row in range(self.model().rowCount()):
                    if row in setting['hideRows']:
                        self.hideRow(row)
                    else:
                        self.showRow(row)

    def setFreezeNum(self, num):
        self.resizeColumnsToContents()
        for col in range(num):
            self.frozenTableView.setColumnHidden(col, False)
            if not self.isColumnHidden(col):
                width = self.columnWidth(col)
                #                    log('width:', col,  width)
                if width != 0:
                    self.frozenTableView.setColumnWidth(col, width)
#            self.setColumnHidden(col, False)

        for col in range(num, self.model().columnCount()):
            if not self.frozenTableView.isColumnHidden(col):
                #                self.resizeColumnToContents(col)
                width = self.frozenTableView.columnWidth(col)
                self.frozenTableView.setColumnHidden(col, True)
                if width != 0:
                    self.setColumnWidth(col, width)
            else:
                self.frozenTableView.setColumnHidden(col, True)

        #self.viewport().update()
        self.freezeNum = num
        #self.frozenTableView.viewport().stackUnder(self)
        #self.raise_()
        #self.viewport().stackUnder(self.frozenTableView);
        self.updateFrozenTableGeometry()

#        self.resizeColumnsToContents()

    def myInit(self, model, freezeNum):
        self.inited = True

        self.frozenTableView.setSortingEnabled(True)
        self.setEditTriggers(QtGui.QAbstractItemView.NoEditTriggers)
        self.setSelectionMode(QtGui.QAbstractItemView.ExtendedSelection)
        self.setSelectionBehavior(QtGui.QAbstractItemView.SelectRows)
        self.setSortingEnabled(True)
        self.setModel(model)
        self.setAlternatingRowColors(True)
        self.freezeNum = freezeNum
        self.frozenTableView.setModel(self.model())
        self.frozenTableView.setFocusPolicy(QtCore.Qt.NoFocus)
        self.frozenTableView.verticalHeader().hide()
        #self.frozenTableView.horizontalHeader().setResizeMode(QtGui.QHeaderView.Fixed);

        self.viewport().stackUnder(self.frozenTableView)

        self.frozenTableView.setStyleSheet("QTableView { border: none;"
                                           "background-color: #8EDE21;"
                                           "selection-background-color: #999}")
        self.frozenTableView.setSelectionModel(self.selectionModel())
        self.frozenTableView.setSelectionMode(self.selectionMode())
        self.frozenTableView.setSelectionBehavior(self.selectionBehavior())
        for col in range(self.freezeNum, self.model().columnCount()):
            self.frozenTableView.setColumnHidden(col, True)

        for i in range(self.freezeNum):
            self.frozenTableView.setColumnWidth(
                self.freezeNum, self.columnWidth(self.freezeNum))
        self.frozenTableView.setHorizontalScrollBarPolicy(
            QtCore.Qt.ScrollBarAlwaysOff)
        self.frozenTableView.setVerticalScrollBarPolicy(
            QtCore.Qt.ScrollBarAlwaysOff)
        self.frozenTableView.show()

        self.setHorizontalScrollMode(self.ScrollPerItem)
        self.setVerticalScrollMode(self.ScrollPerItem)
        self.frozenTableView.setVerticalScrollMode(self.ScrollPerItem)

        self.connect(self.frozenTableView.horizontalHeader(),
                     QtCore.SIGNAL("sortIndicatorChanged (int,Qt::SortOrder)"),
                     self.fSortIndicatorChanged)
        self.connect(self.horizontalHeader(),
                     QtCore.SIGNAL("sortIndicatorChanged (int,Qt::SortOrder)"),
                     self.sortIndicatorChanged)
        self.connect(self.horizontalHeader(),
                     QtCore.SIGNAL("sectionResized(int,int,int)"),
                     self.updateSectionWidth)
        self.connect(self.verticalHeader(),
                     QtCore.SIGNAL("sectionResized(int,int,int)"),
                     self.updateSectionHeight)
        self.connect(self.frozenTableView.horizontalHeader(),
                     QtCore.SIGNAL("sectionResized(int,int,int)"),
                     self.updateColumn)
        self.connect(self.frozenTableView.verticalHeader(),
                     QtCore.SIGNAL("sectionResized(int,int,int)"),
                     self.updateRow)
        self.connect(self.frozenTableView.verticalScrollBar(),
                     QtCore.SIGNAL("valueChanged(int)"),
                     self.verticalScrollBar().setValue)
        self.connect(self.verticalScrollBar(),
                     QtCore.SIGNAL("valueChanged(int)"),
                     self.frozenTableView.verticalScrollBar().setValue)

        self.resizeColumnsToContents()
        self.updateFrozenTableGeometry()

    def fSortIndicatorChanged(self, index, sortOrder):
        if index < self.freezeNum:
            self.frozenTableView.horizontalHeader().setSortIndicatorShown(True)
            self.horizontalHeader().setSortIndicatorShown(False)

    def sortIndicatorChanged(self, index, sortOrder):
        if index >= self.freezeNum:
            self.frozenTableView.horizontalHeader().setSortIndicatorShown(
                False)
            self.horizontalHeader().setSortIndicatorShown(True)

    def updateColumn(self, logicalIndex, a, newSize):
        self.setColumnWidth(logicalIndex, newSize)
        self.updateFrozenTableGeometry()

    def updateRow(self, logicalIndex, a, newSize):
        self.setRowHeight(logicalIndex, newSize)

    def updateSectionWidth(self, logicalIndex, a, newSize):
        #if logicalIndex==0 or logicalIndex == 1:
        self.frozenTableView.setColumnWidth(logicalIndex, newSize)
        self.updateFrozenTableGeometry()

    def updateSectionHeight(self, logicalIndex, a, newSize):
        self.frozenTableView.setRowHeight(logicalIndex, newSize)
        self.updateFrozenTableGeometry()

    def resizeEvent(self, event):
        pass
        QTableView.resizeEvent(self, event)
        self.updateFrozenTableGeometry()

    def moveCursor(self, cursorAction, modifiers):
        pass
        current = QTableView.moveCursor(self, cursorAction, modifiers)

        if cursorAction == self.MoveLeft and current.column()>0 \
         and self.visualRect(current).topLeft().x() < self.frozenTableView.columnWidth(0):

            newValue = self.horizontalScrollBar().value() + self.visualRect(
                current).topLeft().x() - self.frozenTableView.columnWidth(0)
            self.horizontalScrollBar().setValue(newValue)
        return current


#    def scrollTo(self,  index,  hint):
#        pass
#        #if(index.column()>0):
#        print 'here'
#QTableView.scrollTo(self,  index, hint)

    def updateFrozenTableGeometry(self):

        width = 0
        for i in range(self.freezeNum):
            width += self.columnWidth(i)
        self.frozenTableView.setGeometry(self.verticalHeader().sizeHint().width()+self.frameWidth(),  \
                                    self.frameWidth(), width,
                                    self.viewport().height()+self.horizontalHeader().height())
Exemplo n.º 13
0
class dlgSelectCuenta( QDialog ):

    def __init__( self, parent = None ):
        super( dlgSelectCuenta, self ).__init__( parent )
        self.padre = parent

        self.ctaBancomodel = QSqlQueryModel()
        self.ctaBancomodel.setQuery( """
        SELECT
            b.descripcion as Banco,
            cb.ctabancaria as 'No. Cuenta',
            tm.simbolo as Moneda,
            c.codigo as 'Codigo Contable',
            c.idcuenta as Id,
            c.descripcion as 'Cuenta Contable',
            IF(
                con.fecha IS NULL,
                LAST_DAY(MIN(d.fechacreacion)),
                (MAX(con.fecha) + INTERVAL 1 MONTH))
                AS conciliar

        FROM cuentasbancarias cb
        JOIN bancos b ON cb.idbanco=b.idbanco
        JOIN cuentascontables c ON c.idcuenta=cb.idcuentacontable
        JOIN tiposmoneda tm ON tm.idtipomoneda=cb.idtipomoneda
        LEFT JOIN conciliaciones con ON con.idcuentabancaria=cb.idcuentacontable
        LEFT JOIN cuentasxdocumento cd ON cd.idcuenta=c.idcuenta
        LEFT JOIN documentos d ON cd.iddocumento = d.iddocumento
        WHERE d.iddocumento IS NOT NULL
        GROUP BY c.idcuenta
         ;
        """ )
#        
#        if self.ctaBancomodel.rowCount() == 0 :
#            QMessageBox.critical(self,"Cuentas Bancarias","No existe ninguna cuenta bancaria")
#            self.destroy()


        self.setWindowTitle( u"Elija fecha y cuenta bancaria para la conciliación" )
        self.filtermodel = QSortFilterProxyModel()
        self.filtermodel.setSourceModel( self.ctaBancomodel )
        self.filtermodel.setFilterCaseSensitivity( Qt.CaseInsensitive )
        self.filtermodel.setFilterKeyColumn( -1 )

        self.tblCuenta = QTableView()
        self.tblCuenta.setSelectionMode( QAbstractItemView.SingleSelection )
        self.tblCuenta.setSelectionBehavior( QAbstractItemView.SelectRows )

        self.tblCuenta.setModel( self.filtermodel )
        buttonbox = QDialogButtonBox( QDialogButtonBox.Ok | QDialogButtonBox.Cancel )

        self.txtSearch = QLineEdit()
        formlayout = QFormLayout()

        formlayout.addRow( "&Buscar", self.txtSearch )



        self.dtPicker = QDateTimeEdit()
        self.dtPicker.setReadOnly( True )
#        self.dtPicker.setCalendarPopup(True)                                       
        self.dtPicker.setAlignment( Qt.AlignHCenter )
        self.dtPicker.setDisplayFormat( "MMMM 'd'el yyyy" )
#        self.dtPicker.setMinimumDate(QDate(2009,1,1))
        fecha = QDate.currentDate()
        self.dtPicker.setDate( QDate( fecha.year(), fecha.month(), fecha.daysInMonth() ) )

        fechalayout = QFormLayout()
        fechalayout.addRow( "&Fecha", self.dtPicker )

        layout = QVBoxLayout()


        layout.addLayout( fechalayout )
        layout.addWidget( self.tblCuenta )
        layout.addLayout( formlayout )
        layout.addWidget( buttonbox )
        self.setLayout( layout )

        self.setMinimumWidth( 400 )

        buttonbox.accepted.connect( self.aceptar )
        buttonbox.rejected.connect( self.reject )
        self.txtSearch.textChanged[unicode].connect( self.updateFilter )
        self.tblCuenta.selectionModel().currentChanged[QModelIndex, QModelIndex].connect( self.on_tblCuenta_currentChanged )

        self.setModal( True )
        self.setWindowFlags( Qt.Dialog | Qt.MSWindowsFixedSizeDialogHint | Qt.WindowTitleHint )
        self.show()
        self.tblCuenta.setFocus()
        self.tblCuenta.selectRow( 0 )
        self.tblCuenta.setColumnHidden( 4, True )
        self.tblCuenta.setColumnHidden( 5, True )
        self.tblCuenta.setColumnHidden( 6, True )
        self.tblCuenta.horizontalHeader().setStretchLastSection( True )
        self.tblCuenta.resizeColumnsToContents()

    @property
    def data( self ):
        data = {}
        fila = self.tblCuenta.selectionModel().currentIndex().row()
        fecha = self.dtPicker.date()

        data['banco'] = self.filtermodel.index( fila, 0 ).data().toString()
        data['id_cuenta_contable'] = self.filtermodel.index( fila, 4 ).data().toInt()[0]
        data['codigo_cuenta_contable'] = self.filtermodel.index( fila, 3 ).data().toString()
        data['cuenta_bancaria'] = self.filtermodel.index( fila, 5 ).data().toString()
        data['fecha'] = QDate( fecha.year(), fecha.month(), fecha.daysInMonth() )
        data['moneda'] = self.filtermodel.index( fila, 2 ).data().toString()


        if not QSqlDatabase.database().isOpen() and not QSqlDatabase.open():
            raise Exception( QSqlDatabase.lastError() )

        query = QSqlQuery()
        if not query.exec_( "CALL spSaldoCuenta( %d, %s )" % ( 
                data['id_cuenta_contable'],
                QDate( data['fecha'].year(), data['fecha'].month(), data['fecha'].daysInMonth() ).toString( "yyyyMMdd" )
            )
        ):
            raise Exception( query.lastError().text() )

        query.first()

        data['saldo_inicial_libro'] = Decimal( query.value( 0 ).toString() )



        return data

    def aceptar( self ):
        fecha = QDate.currentDate()
        fecha = QDate( fecha.year(), fecha.month(), fecha.daysInMonth() )
        if self.dtPicker.date() > fecha:
            QMessageBox.information( None, "Cuentas Bancarias", "La cuenta seleccionada ya fue conciliada" )
        else:
            return self.accept()


    def exec_( self ):
        if self.ctaBancomodel.rowCount() == 0:
            QMessageBox.critical( self.padre, "Cuentas Bancarias",
                "No existe ninguna cuenta bancaria con movimientos en este mes" )
            return self.reject()
        else:
            return QDialog.exec_( self )

    def updateFilter( self, str ):
        self.filtermodel.setFilterWildcard( str )

#    @pyqtSlot( "QModelIndex" )
#    def on_tblCuenta_clicked(self, index):
    def on_tblCuenta_currentChanged( self, _current, _previous ):
        fila = self.tblCuenta.selectionModel().currentIndex().row()
        fecha = self.filtermodel.index( fila, 6 ).data().toDate()
        if fecha.toString() != "":
            self.dtPicker.setDate( fecha )
        else:
            fecha = QDate.currentDate()
Exemplo n.º 14
0
class LogDialog(QDialogWithDpi):
    """LogDialog for the Freeseer project.

    It is the dialog window for the log.
    There is an instance for every FreeseerApp.
    It has a LogHandler which calls LogDialog's
    message() method when a new log message is received.
    The call to message() causes a call to add_entry()
    which adds the information to a new row in the table.
    """
    def __init__(self, parent=None):
        super(LogDialog, self).__init__(parent)

        self.resize(800, 500)

        self.app = QApplication.instance()

        icon = QIcon()
        icon.addPixmap(QPixmap(_fromUtf8(":/freeseer/logo.png")), QIcon.Normal,
                       QIcon.Off)
        self.setWindowIcon(icon)

        layout = QVBoxLayout()
        self.setLayout(layout)

        self.level = 0
        self.handler = LogHandler()

        self.table_model = QStandardItemModel(0, 5)
        header_names = ["Date", "Level", "Module", "Message", "LevelNo"]
        date_column = header_names.index("Date")
        level_column = header_names.index("Level")
        module_column = header_names.index("Module")
        self.level_num_column = header_names.index("LevelNo")
        self.table_model.setHorizontalHeaderLabels(header_names)

        self.table_view = QTableView()
        self.table_view.setModel(self.table_model)
        self.table_view.horizontalHeader().setStretchLastSection(True)
        self.table_view.setColumnWidth(date_column,
                                       self.set_width_with_dpi(125))
        self.table_view.setColumnWidth(level_column,
                                       self.set_width_with_dpi(60))
        self.table_view.setColumnWidth(module_column,
                                       self.set_width_with_dpi(250))
        self.table_view.setColumnHidden(self.level_num_column, True)
        self.table_view.setShowGrid(False)
        self.table_view.horizontalHeader().setClickable(False)
        self.table_view.verticalHeader().hide()
        self.table_view.setStyleSheet("""Qtable_view::item {
            border-bottom: 1px solid lightgrey;
            selection-background-color: white;
            selection-color: black;
            }""")

        top_panel = QHBoxLayout()
        self.log_levels = ["Debug", "Info", "Warning", "Error"]
        self.level_colors = ["#3E4C85", "#269629", "#B0AB21", "#B32020"]

        self.levels_label = QLabel("Filter Level: ")
        self.levels_label.setStyleSheet("QLabel { font-weight: bold }")
        self.current_level_label = QLabel(self.log_levels[0])
        self.current_level_label.setStyleSheet("QLabel {{ color: {} }}".format(
            self.level_colors[0]))
        self.clear_button = QPushButton("Clear Log")
        self.levels_slider = QSlider(Qt.Horizontal)
        self.levels_slider.setStyleSheet("""
        QSlider::handle:horizontal {
            background: qlineargradient(x1:0, y1:0, x2:1, y2:1,
                stop:0 #FFFFFF, stop:1 #E3E3E3);
            border: 1px solid #707070;
            width: 10px;
            margin-top: -4px;
            margin-bottom: -4px;
            border-radius: 4px;
        }

        QSlider::handle:horizontal:hover {
            background: qlineargradient(x1:0, y1:0, x2:1, y2:1,
                stop:0 #DEDEDE, stop:1 #C9C9C9);
            border: 1px solid #4F4F4F;
            border-radius: 4px;
        }

        QSlider::sub-page:horizontal {
            background: qlineargradient(x1: 0, y1: 0,    x2: 0, y2: 1,
                stop: 0 #BFBFBF, stop: 1 #9E9E9E);
            background: qlineargradient(x1: 0, y1: 0.2, x2: 1, y2: 1,
                stop: 0 #9E9E9E, stop: 1 #858585);
            border: 1px solid #777;
            height: 10px;
            border-radius: 4px;
        }

        QSlider::add-page:horizontal {
            background: #fff;
            border: 1px solid #707070;
            height: 10px;
            border-radius: 4px;
        }""")
        self.levels_slider.setRange(0, len(self.log_levels) - 1)
        self.levels_slider.setTickPosition(QSlider.TicksBelow)
        self.levels_slider.setTickInterval(1)

        top_panel.addSpacerItem(self.qspacer_item_with_dpi(10, 0))
        top_panel.addWidget(self.levels_label, 3)
        top_panel.addWidget(self.current_level_label, 2)
        top_panel.addWidget(self.levels_slider, 8)
        top_panel.addSpacerItem(self.qspacer_item_with_dpi(25, 0))
        top_panel.addWidget(self.clear_button, 10)

        layout.addLayout(top_panel)
        layout.addWidget(self.table_view)

        self.connect(self.clear_button, SIGNAL('clicked()'),
                     functools.partial(self.table_model.setRowCount, 0))
        self.connect(self.levels_slider, SIGNAL('valueChanged(int)'),
                     self.slider_set_level)

        self.setWindowTitle("Log")
        self.handler.add_listener(self)

    def __del__(self):
        self.handler.remove_listener(self)

    def retranslate(self):
        self.setWindowTitle(self.app.translate("LogDialog", "Log"))
        self.clear_button.setText(self.app.translate("LogDialog", "Clear Log"))
        self.levels_label.setText("{}: ".format(
            self.app.translate("LogDialog", "Filter Level")))

    def message(self, message):
        """Passes the log fields to add_entry()

        It is called by LogHandler when a log message is received"""
        self.add_entry(message["time"], message["level"],
                       message["full_module_name"], message["message"],
                       str(message["levelno"]))

    def add_entry(self, date, level, module, message, levelno):
        """Adds the given fields to a new row in the log table

        It is called by message() when a log message is received"""
        items = [
            QStandardItem(date),
            QStandardItem(level),
            QStandardItem(module),
            QStandardItem(message),
            QStandardItem(levelno)
        ]
        for item in items:
            item.setEditable(False)
        self.table_model.appendRow(items)

    def slider_set_level(self, level):
        self.current_level_label.setText(self.log_levels[level])
        self.current_level_label.setStyleSheet("QLabel {{ color: {} }}".format(
            self.level_colors[level]))
        self.set_level(level + 1)

    def set_level(self, level):
        """Sets the current level of the LogDialog.

        Level is based on the selection made in the levels_combo_box.
        It hides all messages with a lower level."""
        self.level = level * 10
        for i in range(self.table_model.rowCount()):
            if int(str(self.table_model.item(
                    i, self.level_num_column).text())) < self.level:
                self.table_view.setRowHidden(i, True)
            else:
                self.table_view.setRowHidden(i, False)
Exemplo n.º 15
0
class LogDialog(QDialog):
    """LogDialog for the Freeseer project.

    It is the dialog window for the log.
    There is an instance for every FreeseerApp.
    It has a LogHandler which calls LogDialog's
    message() method when a new log message is received.
    The call to message() causes a call to add_entry()
    which adds the information to a new row in the table.
    """

    def __init__(self, parent=None):
        super(LogDialog, self).__init__(parent)

        self.resize(800, 500)

        self.app = QApplication.instance()

        icon = QIcon()
        icon.addPixmap(QPixmap(_fromUtf8(":/freeseer/logo.png")), QIcon.Normal, QIcon.Off)
        self.setWindowIcon(icon)

        layout = QVBoxLayout()
        self.setLayout(layout)

        self.level = 0
        self.handler = LogHandler()

        self.table_model = QStandardItemModel(0, 5)
        header_names = ["Date", "Level", "Module", "Message", "LevelNo"]
        date_column = header_names.index("Date")
        level_column = header_names.index("Level")
        module_column = header_names.index("Module")
        self.level_num_column = header_names.index("LevelNo")
        self.table_model.setHorizontalHeaderLabels(header_names)

        self.table_view = QTableView()
        self.table_view.setModel(self.table_model)
        self.table_view.horizontalHeader().setStretchLastSection(True)
        self.table_view.setColumnWidth(date_column, 125)
        self.table_view.setColumnWidth(level_column, 60)
        self.table_view.setColumnWidth(module_column, 250)
        self.table_view.setColumnHidden(self.level_num_column, True)
        self.table_view.setShowGrid(False)
        self.table_view.horizontalHeader().setClickable(False)
        self.table_view.verticalHeader().hide()
        self.table_view.setStyleSheet("""Qtable_view::item {
            border-bottom: 1px solid lightgrey;
            selection-background-color: white;
            selection-color: black;
            }""")

        top_panel = QHBoxLayout()
        self.log_levels = ["Debug", "Info", "Warning", "Error"]
        self.level_colors = ["#3E4C85", "#269629", "#B0AB21", "#B32020"]

        self.levels_label = QLabel("Filter Level: ")
        self.levels_label.setStyleSheet("QLabel { font-weight: bold }")
        self.current_level_label = QLabel(self.log_levels[0])
        self.current_level_label.setStyleSheet("QLabel {{ color: {} }}".format(self.level_colors[0]))
        self.clear_button = QPushButton("Clear Log")
        self.levels_slider = QSlider(Qt.Horizontal)
        self.levels_slider.setStyleSheet("""
        QSlider::handle:horizontal {
            background: qlineargradient(x1:0, y1:0, x2:1, y2:1,
                stop:0 #FFFFFF, stop:1 #E3E3E3);
            border: 1px solid #707070;
            width: 10px;
            margin-top: -4px;
            margin-bottom: -4px;
            border-radius: 4px;
        }

        QSlider::handle:horizontal:hover {
            background: qlineargradient(x1:0, y1:0, x2:1, y2:1,
                stop:0 #DEDEDE, stop:1 #C9C9C9);
            border: 1px solid #4F4F4F;
            border-radius: 4px;
        }

        QSlider::sub-page:horizontal {
            background: qlineargradient(x1: 0, y1: 0,    x2: 0, y2: 1,
                stop: 0 #BFBFBF, stop: 1 #9E9E9E);
            background: qlineargradient(x1: 0, y1: 0.2, x2: 1, y2: 1,
                stop: 0 #9E9E9E, stop: 1 #858585);
            border: 1px solid #777;
            height: 10px;
            border-radius: 4px;
        }

        QSlider::add-page:horizontal {
            background: #fff;
            border: 1px solid #707070;
            height: 10px;
            border-radius: 4px;
        }""")
        self.levels_slider.setRange(0, len(self.log_levels) - 1)
        self.levels_slider.setTickPosition(QSlider.TicksBelow)
        self.levels_slider.setTickInterval(1)

        top_panel.addSpacerItem(QSpacerItem(10, 0))
        top_panel.addWidget(self.levels_label, 3)
        top_panel.addWidget(self.current_level_label, 2)
        top_panel.addWidget(self.levels_slider, 8)
        top_panel.addSpacerItem(QSpacerItem(25, 0))
        top_panel.addWidget(self.clear_button, 10)

        layout.addLayout(top_panel)
        layout.addWidget(self.table_view)

        self.connect(self.clear_button, SIGNAL('clicked()'), functools.partial(self.table_model.setRowCount, 0))
        self.connect(self.levels_slider, SIGNAL('valueChanged(int)'), self.slider_set_level)

        self.setWindowTitle("Log")
        self.handler.add_listener(self)

    def __del__(self):
        self.handler.remove_listener(self)

    def retranslate(self):
        self.setWindowTitle(self.app.translate("LogDialog", "Log"))
        self.clear_button.setText(self.app.translate("LogDialog", "Clear Log"))
        self.levels_label.setText("{}: ".format(self.app.translate("LogDialog", "Filter Level")))

    def message(self, message):
        """Passes the log fields to add_entry()

        It is called by LogHandler when a log message is received"""
        self.add_entry(message["time"], message["level"], message["full_module_name"], message["message"], str(message["levelno"]))

    def add_entry(self, date, level, module, message, levelno):
        """Adds the given fields to a new row in the log table

        It is called by message() when a log message is received"""
        items = [QStandardItem(date), QStandardItem(level), QStandardItem(module), QStandardItem(message), QStandardItem(levelno)]
        for item in items:
            item.setEditable(False)
        self.table_model.appendRow(items)

    def slider_set_level(self, level):
        self.current_level_label.setText(self.log_levels[level])
        self.current_level_label.setStyleSheet("QLabel {{ color: {} }}".format(self.level_colors[level]))
        self.set_level(level + 1)

    def set_level(self, level):
        """Sets the current level of the LogDialog.

        Level is based on the selection made in the levels_combo_box.
        It hides all messages with a lower level."""
        self.level = level * 10
        for i in range(self.table_model.rowCount()):
            if int(str(self.table_model.item(i, self.level_num_column).text())) < self.level:
                self.table_view.setRowHidden(i, True)
            else:
                self.table_view.setRowHidden(i, False)
Exemplo n.º 16
0
class ReferenceDataDlg(QDialog):

    def __init__(self, table, title, parent=None):
        super(ReferenceDataDlg, self).__init__(parent)
        self.create_widgets(table)
        self.layout_widgets()
        self.create_connections()
        self.setWindowTitle(
                "Asset Manager - Edit {0} Reference Data".format(title))


    def create_widgets(self, table):
        self.model = QSqlTableModel(self)
        self.model.setTable(table)
        self.model.setSort(NAME, Qt.AscendingOrder)
        self.model.setHeaderData(ID, Qt.Horizontal, QVariant("ID"))
        self.model.setHeaderData(NAME, Qt.Horizontal, QVariant("Name"))
        self.model.setHeaderData(DESCRIPTION, Qt.Horizontal,
                                 QVariant("Description"))
        self.model.select()

        self.view = QTableView()
        self.view.setModel(self.model)
        self.view.setSelectionMode(QTableView.SingleSelection)
        self.view.setSelectionBehavior(QTableView.SelectRows)
        self.view.setColumnHidden(ID, True)
        self.view.resizeColumnsToContents()

        self.addButton = QPushButton("&Add")
        self.deleteButton = QPushButton("&Delete")
        self.okButton = QPushButton("&OK")


    def layout_widgets(self):
        buttonLayout = QHBoxLayout()
        buttonLayout.addWidget(self.addButton)
        buttonLayout.addWidget(self.deleteButton)
        buttonLayout.addStretch()
        buttonLayout.addWidget(self.okButton)
        layout = QVBoxLayout()
        layout.addWidget(self.view)
        layout.addLayout(buttonLayout)
        self.setLayout(layout)


    def create_connections(self):
        self.addButton.clicked.connect(self.addRecord)
        self.deleteButton.clicked.connect(self.deleteRecord)
        self.okButton.clicked.connect(self.accept)


    def addRecord(self):
        row = self.model.rowCount()
        self.model.insertRow(row)
        index = self.model.index(row, NAME)
        self.view.setCurrentIndex(index)
        self.view.edit(index)


    def deleteRecord(self):
        index = self.view.currentIndex()
        if not index.isValid():
            return
        
        record = self.model.record(index.row())
        id = record.value(ID).toInt()[0]
        table = self.model.tableName()
        query = QSqlQuery()
        if table == "deps":
            query.exec_(QString("SELECT COUNT(*) FROM employee "
                                "WHERE deo_id = %1").arg(id))
        elif table == "cities":
            query.exec_(QString("SELECT COUNT(*) FROM employee "
                                "WHERE city_id = %1").arg(id))
        count = 0
        if query.next():
            count = query.value(0).toInt()[0]
        if count:
            QMessageBox.information(self,
                    QString("Delete %1").arg(table),
                    (QString("Cannot delete %1<br>"
                             "from the %2 table because it is used by "
                             "%3 records")
                    .arg(record.value(NAME).toString())
                    .arg(table).arg(count)))
            
            return
        self.model.removeRow(index.row())
        self.model.submitAll()
Exemplo n.º 17
0
class FreezeTableWidget(QTableView):
    def __init__(self, table_data, headers, parent=None, *args):
        """
        Creates two QTableViews one of which is a frozen table while the
        other one can scroll behind it.
        :param table_data: The data that goes into the tables
        :type table_data: List
        :param headers: The header data of the tables.
        :type headers: List
        :param parent: The parent of the QTableView
        :type parent: QWidget
        :param args:
        :type args:
        """
        QTableView.__init__(self, parent)
        # set the table model
        self.table_model = BaseSTDMTableModel(table_data, headers, parent)
        # set the proxy model
        proxy_model = QSortFilterProxyModel(self)
        proxy_model.setSourceModel(self.table_model)
        # Assign a data model for TableView
        self.setModel(self.table_model)
        # frozen_table_view - first column
        self.frozen_table_view = QTableView(self)
        # Set the model for the widget, fixed column
        self.frozen_table_view.setModel(self.table_model)
        # Hide row headers
        self.frozen_table_view.verticalHeader().hide()
        # Widget does not accept focus
        self.frozen_table_view.setFocusPolicy(Qt.StrongFocus | Qt.TabFocus
                                              | Qt.ClickFocus)
        # The user can not resize columns
        self.frozen_table_view.horizontalHeader().\
            setResizeMode(QHeaderView.Fixed)
        self.frozen_table_view.setObjectName('frozen_table')
        self.setSelectionMode(QAbstractItemView.NoSelection)
        self.set_style()
        # Remove the scroll bar
        self.frozen_table_view.setHorizontalScrollBarPolicy(
            Qt.ScrollBarAlwaysOff)
        self.frozen_table_view.setVerticalScrollBarPolicy(
            Qt.ScrollBarAlwaysOff)
        # Puts more widgets to the foreground
        self.viewport().stackUnder(self.frozen_table_view)
        # # Log in to edit mode - even with one click
        # Set the properties of the column headings
        hh = self.horizontalHeader()
        # Text alignment centered
        hh.setDefaultAlignment(Qt.AlignCenter)

        self.set_column_width()
        # Set properties header lines
        vh = self.verticalHeader()
        vh.setDefaultSectionSize(25)  # height lines
        # text alignment centered
        vh.setDefaultAlignment(Qt.AlignCenter)
        vh.setVisible(True)
        # Height of rows - as in the main widget
        self.frozen_table_view.verticalHeader().\
            setDefaultSectionSize(
            vh.defaultSectionSize()
        )
        # Show frozen table view
        self.frozen_table_view.show()
        # Set the size of him like the main

        self.setHorizontalScrollMode(QAbstractItemView.ScrollPerPixel)
        self.setVerticalScrollMode(QAbstractItemView.ScrollPerPixel)
        self.frozen_table_view.setVerticalScrollMode(
            QAbstractItemView.ScrollPerPixel)
        ## select the first column (STR Type)
        self.frozen_table_view.selectColumn(0)

        self.frozen_table_view.setEditTriggers(
            QAbstractItemView.AllEditTriggers)
        self.set_size()
        self.signals()

    def set_size(self):
        """
        Sets the size and size policy of the tables.
        :return:
        :rtype:
        """
        size_policy = QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
        size_policy.setHorizontalStretch(0)
        size_policy.setVerticalStretch(0)
        size_policy.setHeightForWidth(self.sizePolicy().hasHeightForWidth())
        self.setSizePolicy(size_policy)
        self.setMinimumSize(QSize(55, 75))
        self.setMaximumSize(QSize(5550, 5555))
        self.SelectionMode(QAbstractItemView.SelectColumns)
        # set column width to fit contents
        self.frozen_table_view.resizeColumnsToContents()
        # set row height
        self.frozen_table_view.resizeRowsToContents()

    def signals(self):
        """
        Connects signals of the tables.
        """
        # Connect the headers and scrollbars of
        # both tableviews together
        self.horizontalHeader().sectionResized.connect(
            self.update_section_width)
        self.verticalHeader().sectionResized.connect(
            self.update_section_height)
        self.frozen_table_view.verticalScrollBar(). \
            valueChanged.connect(
            self.verticalScrollBar().setValue
        )
        self.verticalScrollBar().valueChanged.connect(
            self.frozen_table_view.verticalScrollBar().setValue)

    def set_column_width(self):
        """
        Sets the column width of the frozen QTableView.
        """
        # Set the width of columns
        columns_count = self.table_model.columnCount(self)
        for col in range(columns_count):
            if col == 0:
                # Set the size
                self.horizontalHeader().resizeSection(col, 60)
                # Fix width
                self.horizontalHeader().setResizeMode(col, QHeaderView.Fixed)
                # Width of a fixed column - as in the main widget
                self.frozen_table_view.setColumnWidth(col,
                                                      self.columnWidth(col))
            elif col == 1:
                self.horizontalHeader().resizeSection(col, 150)
                self.horizontalHeader().setResizeMode(col, QHeaderView.Fixed)
                self.frozen_table_view.setColumnWidth(col,
                                                      self.columnWidth(col))
            else:
                self.horizontalHeader().resizeSection(col, 150)
                # Hide unnecessary columns in the
                # widget fixed columns
                self.frozen_table_view.setColumnHidden(col, True)

    def set_style(self):
        """
        Sets the style of the frozen table.
        """
        # Style frozentable view
        self.frozen_table_view.setStyleSheet('''
            #frozen_table{
                border-top:none;
            }
            ''')
        self.shadow = QGraphicsDropShadowEffect(self)
        self.shadow.setBlurRadius(5)
        self.shadow.setOffset(2)
        self.shadow.setYOffset(0)
        self.frozen_table_view.setGraphicsEffect(self.shadow)

    def add_widgets(self, str_type_id, insert_row):
        """
        Adds widget delete into the frozen table.
        :param str_type_id: The STR type id of the tenure type combobox
        :type str_type_id: Integer
        :param insert_row: The row number the widgets to be added.
        :type insert_row: Integer
        """
        delegate = STRTypeDelegate(str_type_id)
        # Set delegate to add combobox under
        # social tenure type column
        self.frozen_table_view.setItemDelegate(delegate)
        self.frozen_table_view.setItemDelegateForColumn(0, delegate)
        index = self.frozen_table_view.model().index(insert_row, 0,
                                                     QModelIndex())
        self.frozen_table_view.model().setData(index, '', Qt.EditRole)

        self.frozen_table_view.openPersistentEditor(
            self.frozen_table_view.model().index(insert_row, 0))
        self.frozen_table_view.openPersistentEditor(
            self.frozen_table_view.model().index(insert_row, 1))

    def update_section_width(self, logicalIndex, oldSize, newSize):
        """
        Updates frozen table column width and geometry.
        :param logicalIndex: The section's logical number
        :type logicalIndex: Integer
        :param oldSize: The old size of the section
        :type oldSize: Integer
        :param newSize: The new size of the section
        :type newSize: Integer
        """
        if logicalIndex == 0 or logicalIndex == 1:
            self.frozen_table_view.setColumnWidth(logicalIndex, newSize)
            self.update_frozen_table_geometry()

    def update_section_height(self, logicalIndex, oldSize, newSize):
        """
        Updates frozen table column height.
        :param logicalIndex: The section's logical number
        :type logicalIndex: Integer
        :param oldSize: The old size of the section
        :type oldSize: Integer
        :param newSize: The new size of the section
        :type newSize: Integer
        """
        self.frozen_table_view.setRowHeight(logicalIndex, newSize)

    def resizeEvent(self, event):
        """
        Handles the resize event of the frozen table view.
        It updates the frozen table view geometry on resize of table.
        :param event: The event
        :type event: QEvent
        """
        QTableView.resizeEvent(self, event)
        try:
            self.update_frozen_table_geometry()
        except Exception as log:
            LOGGER.debug(str(log))

    def scrollTo(self, index, hint):
        """
        Scrolls the view if necessary to ensure that the item at index is
        visible. The view will try to position the item according to the
        given hint.
        :param index: The scroll index
        :type index: QModelIndex
        :param hint: The scroll hint
        :type hint: Integer
        """
        if index.column() > 1:
            QTableView.scrollTo(self, index, hint)

    def update_frozen_table_geometry(self):
        """
        Updates the frozen table view geometry.
        """
        if self.verticalHeader().isVisible():
            self.frozen_table_view.setGeometry(
                self.verticalHeader().width() + self.frameWidth(),
                self.frameWidth(),
                self.columnWidth(0) + self.columnWidth(1),
                self.viewport().height() + self.horizontalHeader().height())
        else:
            self.frozen_table_view.setGeometry(
                self.frameWidth(), self.frameWidth(),
                self.columnWidth(0) + self.columnWidth(1),
                self.viewport().height() + self.horizontalHeader().height())

    def move_cursor(self, cursor_action, modifiers):
        """
        Override function for correct left to scroll the keyboard.
        Returns a QModelIndex object pointing to the next object in the
        table view, based on the given cursorAction and keyboard modifiers
        specified by modifiers.
        :param cursor_action: The cursor action
        :type cursor_action: Integer
        :param modifiers: Qt.KeyboardModifier value.
        :type modifiers: Object
        :return: The current cursor position.
        :rtype: QModelIndex
        """
        current = QTableView.move_cursor(self, cursor_action, modifiers)
        if cursor_action == self.MoveLeft and current.column() > 1 and \
                        self.visualRect(current).topLeft().x() < \
                        (self.frozen_table_view.columnWidth(0) +
                             self.frozen_table_view.columnWidth(1)):
            new_value = self.horizontalScrollBar().value() + \
                       self.visualRect(current).topLeft().x() - \
                       (self.frozen_table_view.columnWidth(0) +
                        self.frozen_table_view.columnWidth(1))
            self.horizontalScrollBar().setValue(new_value)
        return current
Exemplo n.º 18
0
class ListView(QStackedWidget):
    PAGE_EMPTY    = 0 
    PAGE_LISTVIEW = 1

    def __init__(self, parent = None):
        
        super(ListView, self).__init__(parent=parent)
        
        self.emptyMessage = QLabel("no elements defined yet")
        self.emptyMessage.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter )
        self.emptyMessage.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
        self.addWidget(self.emptyMessage)
        
        self._table = QTableView()
        self.addWidget(self._table)
        self._table.clicked.connect(self.tableViewCellClicked)
        self._table.doubleClicked.connect(self.tableViewCellDoubleClicked)
        self._table.verticalHeader().sectionMoved.connect(self.rowMovedTest)
        self._table.setShowGrid(False)
    
    def resetEmptyMessage(self,pystring):
        self.emptyMessage.setText(QString(pystring))

    def tableViewCellClicked(self, modelIndex):
        '''
        Reimplemt this function to get interaction when double click
        :param modelIndex:
        '''
        
#         if (modelIndex.column() == self.model.ColumnID.Delete and
#             not self._table.model().flags(modelIndex) == Qt.NoItemFlags):
#             self._table.model().removeRow(modelIndex.row())
#     
    def tableViewCellDoubleClicked(self, modelIndex):
        '''
        Reimplement this function to get interaction when single click
        :param modelIndex:
        '''
#         if modelIndex.column() == self.model.ColumnID.Color:
#             self._colorDialog.setBrushColor(self._table.model()[modelIndex.row()].brushColor())
#             self._colorDialog.setPmapColor (self._table.model()[modelIndex.row()].pmapColor())
#             self._colorDialog.exec_()
#             #print "brush color = {}".format(self._colorDialog.brushColor().name())
#             #print "pmap color  = {}".format(self._colorDialog.pmapColor().name())
#             self._table.model().setData(modelIndex, (self._colorDialog.brushColor(),
#                                               self._colorDialog.pmapColor ()))

    def rowMovedTest(self, logicalIndex, oldVisualIndex, newVisualIndex):
        logger.debug( "{} {} {}".format(logicalIndex, oldVisualIndex, newVisualIndex) )

    def _setListViewLook(self):
        table = self._table
        #table.setDragEnabled(True)
        table.setAcceptDrops(True)
        table.setFocusPolicy(Qt.NoFocus)
        table.setShowGrid(False)
        table.horizontalHeader().hide()
        table.verticalHeader().hide()
        #table.horizontalHeader().setResizeMode(1, QHeaderView.Stretch)
        table.horizontalHeader().setResizeMode(QHeaderView.ResizeToContents)
        
        
        table.setSelectionMode(QAbstractItemView.SingleSelection)
        table.setSelectionBehavior(QAbstractItemView.SelectRows)
     
    def selectRow(self, *args, **kwargs):
        self._table.selectRow(*args, **kwargs)
        
    def _onRowsChanged(self, parent, start, end):
        model = self._table.model()
        if model and model.rowCount() > 0:
            self.setCurrentIndex(self.PAGE_LISTVIEW)
        else:
            self.setCurrentIndex(self.PAGE_EMPTY)
        if self.parent()!=None: self.parent().updateGeometry()

    def setModel(self, model):
        QTableView.setModel(self._table, model)
        self._table.setSelectionModel(model._selectionModel)
        
        if model.rowCount() > 0:
            self.setCurrentIndex(self.PAGE_LISTVIEW)
        else:
            self.setCurrentIndex(self.PAGE_EMPTY)
            
        model.rowsInserted.connect(self._onRowsChanged)
        model.rowsRemoved.connect(self._onRowsChanged)
        self.model=model
        
        self._setListViewLook()
        


    @property
    def allowDelete(self):
        return not self._table.isColumnHidden(self.model.ColumnID.Delete)

    @allowDelete.setter
    def allowDelete(self, allow):
        self._table.setColumnHidden(self.model.ColumnID.Delete, not allow)

    def minimumSizeHint(self):
        #http://www.qtcentre.org/threads/14764-QTableView-sizeHint%28%29-issues
        t = self._table
        vHeader = t.verticalHeader()
        hHeader = t.horizontalHeader()
        doubleFrame = 2 * t.frameWidth()
        w = hHeader.length() + vHeader.width() + doubleFrame;
     
        contentH = 0
        if self._table.model(): 
            for i in range(self._table.model().rowCount()):
                contentH += self._table.rowHeight(i)
        contentH = max(90, contentH) 
        
        h = hHeader.height() + contentH + doubleFrame;
        from PyQt4.QtCore import QSize
        return QSize(w,h)

    def sizeHint(self):
        return self.minimumSizeHint()
    
    def shrinkToMinimum(self):
        """
        shrink the view around the 
        labels which are currently there
        """
        t = self._table
        hHeader = t.horizontalHeader()
        doubleFrame = 2 * t.frameWidth()     
        contentH = 0
        if self._table.model(): 
            for i in range(self._table.model().rowCount()):
                contentH += self._table.rowHeight(i)
        h =  contentH+2
        self.setFixedHeight(h)
        
Exemplo n.º 19
0
class QuestionDlg(QDialog):
    def __init__(self, parent=None):
        super(QuestionDlg,self).__init__(parent)
        # self.setStyleSheet("background-image:url('image/panelbg.jpg'); border: 2px; border-radius 2px;")
        # self.createDb()
        # return

        self.db = QSqlDatabase.addDatabase("QSQLITE");  
        self.db.setDatabaseName("studentNew.db")
        if not self.db.open():
            QMessageBox.warning(None, "错误",  "数据库连接失败: %s" % self.db.lastError().text())
            sys.exit(1)

        self.g_curClassName = ""
        self.deleteTmpdata()

        self.setWindowFlags(Qt.CustomizeWindowHint)
        # self.setStyleSheet("border: 2px; border-radius 2px;")
        # self.setWindowFlags(Qt.FramelessWindowHint)
        self.setStyleSheet("background-color: rgba(132, 171, 208, 200);")

        self.tabWidget=QTabWidget(self)
        self.tabWidget.currentChanged.connect(self.changeTab)
        # tabWidget.setTabShape(QTabWidget.Triangular)
        self.tabWidget.setStyleSheet("QTabWidget::pane{border-width:1px;border-color:rgb(48, 104, 151);\
            border-style: outset;background-color: rgb(132, 171, 208);\
            background: transparent;} \
            QTabWidget::tab-bar{border-width:0px;}\
            QTabBar::tab { height: 60px; width: 260px; color:rgb(0, 0, 255); font-size:20px; font-weight:bold;} \
            QTabBar::tab:hover{background:rgb(255,255, 255, 100);} \
            QTabBar::tab:selected{border-color:green;background-color:white;color:green;}")
        # tabWidget.setStyleSheet("QTabBar::tab:hover{background:rgb(255,255, 255, 100);}")
        self.btngroup = QButtonGroup()
        self.popMenu = QMenu(self)
        entry1 = self.popMenu.addAction("正确")
        self.connect(entry1,SIGNAL('triggered()'), lambda : self.answerRight())
        entry2 = self.popMenu.addAction("错误")
        self.connect(entry2,SIGNAL('triggered()'), lambda : self.answerWrong())
        entry3 = self.popMenu.addAction("替换")
        self.connect(entry3,SIGNAL('triggered()'), lambda : self.resetStudent())

        # Create the first tab page.
        self.w1=QWidget()
        self.w1.setAccessibleName("w1tab")
        self.genOneTab()
        
        # Create the second tab page.
        self.w2=QWidget()
        self.w2.setAccessibleName("w2tab")        
        self.genTwoTab()

        self.tabWidget.addTab(self.w1,"")
        self.tabWidget.addTab(self.w2,"班级学生信息管理")
        self.tabWidget.resize(940,700)

        btnclose = QPushButton(self)
        btnclose.setToolTip("关闭")
        btnclose.setText("╳")
        btnclose.setGeometry(915, 5, 20, 20)
        btnclose.setStyleSheet("background-color:rgb(0,100,0); color:rgb(255,255,255)")
        btnclose.clicked.connect(self.close)
        btnMinimized = QPushButton(self)
        btnMinimized.setToolTip("最小化")
        btnMinimized.setText("▁")
        btnMinimized.setGeometry(890, 5, 20, 20)
        btnMinimized.setStyleSheet("background-color:rgb(0,100,0); color:rgb(255,255,255)")
        btnMinimized.clicked.connect(lambda: self.showMinimized())
        self.btnSysMenu = QPushButton(self)
        # self.btnSysMenu.setText("▼")
        self.btnSysMenu.setGeometry(865, 5, 20, 20)
        self.btnSysMenu.setToolTip("系统设置")
        self.btnSysMenu.clicked.connect(lambda: self.showMinimized())
        menufont = QFont("宋体", 10)
        popMenu = QMenu(self)
        entry1 = popMenu.addAction("所有学生提问信息清零")
        entry1.setFont(menufont)
        self.connect(entry1,SIGNAL('triggered()'), self.initStudent)
        entry2 = popMenu.addAction("清除本堂课提问人员")
        entry2.setFont(menufont)
        self.connect(entry2,SIGNAL('triggered()'), self.deleteTmpdata)
        entry3 = popMenu.addAction("关于...")
        entry3.setFont(menufont)
        self.connect(entry3,SIGNAL('triggered()'), self.aboutMe)
        entry4 = popMenu.addAction("导出...")
        entry4.setFont(menufont)
        self.connect(entry4,SIGNAL('triggered()'), self.exportNotice)

        self.btnSysMenu.setMenu(popMenu)
        self.btnSysMenu.setStyleSheet("QPushButton::menu-indicator {image: url('image/sysmenu.png');subcontrol-position: right center;} ")
        # self.btnSysMenu.setStyleSheet("background-color:rgb(0,100,0); color:rgb(255,255,255);")

        authorinfo = QLabel(self.tabWidget)
        # authorinfo.setToolTip("关闭")
        authorinfo.setText("程序设计:汕头市大华路第一小学 赵小娜,有任何问题请反馈至[email protected]。")
        authorinfo.setGeometry(20, 665, 470, 26)
        authorinfo.setFont(QFont('Courier New'))
        authorinfo.setStyleSheet("background-color:rgba(255, 255, 255,160); font-size:12px;border: 1px solid rgb(60,200,255,200);color:rgba(0,0,0,220);border-radius:12px;")

        self.setWindowTitle("课堂随机提问")
        self.setWindowIcon(QIcon("image/start.ico"))
        self.setGeometry(100, 20, 940, 700)

        # self.changeTab()

        screen = QDesktopWidget().screenGeometry()
        size = self.geometry()
        self.move((screen.width()-size.width())/2, (screen.height()-size.height())/2)

        self.btn_start.setMyarg('start')
        
        # print(self.btn_start.getMyarg())

        self.connect(self.btn_start, SIGNAL("clicked()"), self.startChoice)
        # self.connect(self.w1title, SIGNAL("currentIndexChanged(int)"), self.changeTitle)
        # self.connect(self.btn_start2, SIGNAL("clicked()"), self.startChoice)
        # self.connect(self.w2title, SIGNAL("currentIndexChanged(int)"), self.changeTitle)
        self.btngroup.buttonClicked[int].connect(self.btns_click)
        # self.connect(self.btn_start,  SIGNAL("myslot(PyQt_PyObject)"), self.myslot)  
        # self.connect(self.btngroup, SIGNAL("buttonClicked(int)"), lambda:self.btns_click())

    def myslot(self, text):  
        # print(text, self.dict_choices)
        self.g_curbtn = text
        if self.g_curbtn not in self.dict_choices:
            self.btnSysMenu.setFocus()
            return

        # print(self.btngroup.button(int(self.g_curbtn)).parent())
        # print(type(self.btngroup.button(int(self.g_curbtn)).parentWidget()))
        pos = self.btngroup.button(int(self.g_curbtn)).parent().mapToGlobal(self.btngroup.button(int(self.g_curbtn)).pos())
        width = self.btngroup.button(int(self.g_curbtn)).rect().height()
        # print("-----", pos, width)
        pos.setY(pos.y()+width-5)

        indx = 0
        for istate in self.dict_choices[self.g_curbtn]:
            if istate == '1':
                self.popMenu.actions()[indx].setEnabled(True)
            elif istate == '0':
                self.popMenu.actions()[indx].setEnabled(False)
            indx += 1
        self.popMenu.exec_(pos)
        self.btnSysMenu.setFocus()
    # def on_context_menu(self, point):
    #     print(point)
    #     self.popMenu.exec_(self.button.mapToGlobal(point)) 

    def btns_click(self, btnid):
        # curclassname = self.tabWidget.tabText(0)
        query = QSqlQuery(self.db)
        # cur = conn.cursor()
        today = datetime.date.today()
        self.g_curbtn = str(btnid).zfill(2)
        if self.g_curbtn not in self.dict_choices:
            self.btngroup.button(int(self.g_curbtn)).setStyleSheet(stylesheetstr_new)
            query.exec_("select count(*) from tmprecord where stusn='" + str(self.g_curbtn) + "'")
            query.next()            
            if query.value(0) == 0:
                query.prepare("insert into tmprecord (classname, stusn, datequestion) values (:classname, :stusn, :datequestion)")
                query.bindValue(":classname", self.g_curClassName)
                query.bindValue(":stusn", self.g_curbtn)
                query.bindValue(":datequestion", today)
                query.exec_() 
                
            self.dict_choices[self.g_curbtn] = "111"
        else:
            self.btngroup.button(int(self.g_curbtn)).setStyleSheet(stylesheetstr_old)
            self.btngroup.button(int(self.g_curbtn)).setIcon(QIcon())            
            query.exec_("delete from tmprecord where stusn='"+ str(self.g_curbtn) + "'")            
            self.dict_choices.pop(self.g_curbtn)

        self.btnSysMenu.setFocus()

    def exportNotice(self):
        query = QSqlQuery(self.db)
        query.exec_("select stusn, stuname, classname, rightquestions, wrongquestions from student" ) 
        lstInfo = [["学号","姓名", "班级", "回答正确次数", "回答错误次数"]]
        while(query.next()):
            lstInfo.append([query.value(0),query.value(1),query.value(2),query.value(3),query.value(4)])

        from xlwt import Workbook,easyxf
        book = Workbook(encoding='ascii')
            # 'pattern: pattern solid,  fore_colour white;'
        style = easyxf(
            'font: height 280, name 黑体;'
            'align: vertical center, horizontal center;'
            )
        style2 = easyxf('font: height 260, name 仿宋_GB2312, bold True; align: vertical center, horizontal left;')
        style3 = easyxf('font: height 260, name 仿宋_GB2312, bold True; align: vertical center, horizontal left, wrap True;')

        sheet1 = book.add_sheet('学生提问情况汇总',cell_overwrite_ok=True)
        # sheet1.write(0,7,flagtxt, easyxf('font: height 200, name 黑体;align: vertical center, horizontal right;'))
        sheet1.write_merge(0,0,0,4, '学生提问情况汇总表',style)
        sheet1.row(0).height_mismatch = 1
        sheet1.row(0).height = 5*256

        sheet1.col(0).width = 10*256
        sheet1.col(1).width = 25*256
        sheet1.col(2).width = 25*256
        sheet1.col(3).width = 20*256
        sheet1.col(4).width = 20*256
        
        tmprows = 1
        for item in lstInfo:
            stusn               = item[0]
            stuname             = item[1]
            classname           = item[2]
            rightquestions      = item[3]
            wrongquestions      = item[4]

            sheet1.write(tmprows,0,stusn, style2)
            sheet1.write(tmprows,1,stuname, style2)
            sheet1.write(tmprows,2,classname, style2)
            sheet1.write(tmprows,3,rightquestions, style2)
            sheet1.write(tmprows,4,wrongquestions, style2)
            tmprows += 1
        # print(tmprows)
        sheet1.header_str = "".encode()
        sheet1.footer_str = "".encode()

        # book.save('d:/simple.xls')
        # print(QDir.home().dirName() , QDir.homePath ())
        filename = QDir.homePath () + "\学生提问情况汇总表.xls" 
        try:
            book.save(filename)
        except  Exception as e:
            QMessageBox.warning(self, "写入错误", "错误号:"+str(e.errno)+"\n错误描述:"+e.strerror+"\n请关闭已经打开的%s文档!" % filename)
        QMessageBox.about (self, "导出成功", "请查看文档:%s" % filename)

    def aboutMe(self):
        strinfo = """本软件采用python3.4编写,界面采用qt4.8的python绑定。
                    \n版本所有:汕头市大华路第一小学赵小娜老师。
                    \n有任何问题请反馈至[email protected]。
                    """
        QMessageBox.information(None, "关于", strinfo)
        
    def initStudent(self):
        query = QSqlQuery(self.db)
        ret = query.exec_("update student set wrongquestions=0") 
        ret = query.exec_("update student set rightquestions=0")  
        QMessageBox.information(None, "提示", "已清除所有学生的累计提问情况。")


    def deleteTmpdata(self):
        query = QSqlQuery(self.db)
        ret = query.exec_("delete from tmprecord where 1=1" )   
        if self.g_curClassName != "":     
            QMessageBox.information(None, "提示", "已清除本次软件启动后的所有已提问过的学生。")
  
    def changeTab(self):
        # pass
        curtab = self.tabWidget.currentIndex()
        # print(curtab, "-")
        if curtab == 1:  ## when click the second tab page ,then pass.
            return
            
        # cur = conn.cursor()
        query = QSqlQuery(self.db)

        ## if current classname is null, then set current tabpage display the first class of classtable
        if self.g_curClassName == "":
            ret = query.exec_("select classname from classtable")
            query.next()
            self.g_curClassName = query.value(0)
            
        self.tabWidget.setTabText(0, self.g_curClassName)
        # print(1)
        strwhere = " and classname like '" + self.g_curClassName + "' ORDER BY stusn"

        self.g_curbtn = ""
        self.dict_choices = {}
        self.studentSnlst = []

        ## clearn the question data of temp record .
        ret= query.exec_("delete from tmprecord where 1=1")
        ret = query.exec_("select stusn, stuname from student where 1=1 " + strwhere)

        ## now update the global data "self.btngroup"
        for indx in range(0, 56):
            self.btngroup.button(indx+1).setText("")
            self.btngroup.button(indx+1).setMyarg(None)       
            self.btngroup.button(indx+1).setStyleSheet(stylesheetstr_old)
            self.btngroup.button(indx+1).setIcon(QIcon())
            self.btngroup.button(indx+1).setEnabled(False)
            self.studentSnlst.append([indx+1,])

        inum = 0
        while (query.next()): 
            inum += 1            
            self.btngroup.button(inum).setText(query.value(1))
            self.btngroup.button(inum).setMyarg(query.value(0))       
            self.btngroup.button(inum).setStyleSheet(stylesheetstr_old)
            self.btngroup.button(inum).setIcon(QIcon())
            self.btngroup.button(inum).setEnabled(True)

        # print(inum, len(self.btngroup.buttons()))        

        self.group_animation = groupAnimation(self.studentSnlst, self.btngroup)

    def mousePressEvent(self, event):
        # print('a')
        if event.button() == Qt.RightButton:
            QDialog.mousePressEvent(self,event)
            return
        # print(event.sender(), event.button())
        self.offset = event.pos()
        # print(self.offset)

    def mouseMoveEvent(self, event):
        # print('sss')
        if hasattr(self, 'offset'):
            x=event.globalX()
            y=event.globalY()
            x_w = self.offset.x()
            y_w = self.offset.y()
            self.move(x-x_w, y-y_w)
        else:
            pass

    #######======= studentModel ============###############
    def newStudent(self):
        # Calc the missing number:
        row = self.StudentModel.rowCount()

        if row > 0:
            oldNumList = []
            for i in range(0, row):
                oldNumList.append(int(self.StudentModel.index(i,2).data()))
            
            allNumberList = list(range(1, oldNumList[-1]+1))
            for i in range(0, allNumberList[-1]):
                if oldNumList[i] != allNumberList[i]:
                    missingNum = allNumberList[i]
                    break
            if len(oldNumList) == len(allNumberList):
                missingNum = allNumberList[i] +1
        else:
            missingNum = 1

        self.StudentModel.insertRow(row)
        self.StudentView.scrollToBottom()
        self.StudentModel.setData(self.StudentModel.index(row, 1), self.g_curClassName)
        self.StudentModel.setData(self.StudentModel.index(row, 2), str(missingNum).zfill(2))
        self.StudentModel.setData(self.StudentModel.index(row, 4), 0)
        self.StudentModel.setData(self.StudentModel.index(row, 5), 0)

    def removeStudent(self):
        index = self.StudentView.currentIndex()
        row = index.row()             
        if QMessageBox.question(self, "删除确认", "是否要删除当前选中记录?", "确定", "取消") == 0:
            self.StudentModel.removeRows(row, 1)
            self.StudentModel.submitAll()
            self.StudentModel.database().commit()

    def revertStudent(self):
        self.StudentModel.revertAll()
        self.StudentModel.database().rollback()

    def saveStudent(self):
        self.StudentModel.database().transaction()
        if self.StudentModel.submitAll():
            self.StudentModel.database().commit()
            # print("save success!  ->commit")
        else:
            self.StudentModel.revertAll()
            self.StudentModel.database().rollback()

    #######======= classModel ============###############
    def newClass(self):
        row = self.ClassnameModel.rowCount()
        self.ClassnameModel.insertRow(row)

    def removeClass(self):
        index = self.ClassnameView.currentIndex()
        row = index.row()   
        curClassname =  index.sibling(index.row(),0).data()
        strwhere = "classname like '" + curClassname + "'"
        self.StudentModel.setFilter(strwhere)
        self.StudentModel.select()
        # print(self.StudentModel.rowCount(), "----", )
        if QMessageBox.question(self, "删除确认", "删除班级意味着会删除本班所有人员信息。是否要删除当前选中记录?", "确定", "取消") == 0:
            self.ClassnameModel.removeRows(row, 1)
            self.ClassnameModel.submitAll()
            self.ClassnameModel.database().commit()

            self.StudentModel.removeRows(0, self.StudentModel.rowCount())
            self.StudentModel.submitAll()
            self.StudentModel.database().commit()

    def revertClass(self):
        self.ClassnameModel.revertAll()
        self.ClassnameModel.database().rollback()

    def saveClass(self):
        query = QSqlQuery(self.db)

        # record the old class name
        lstOldClassName = {}
        lstOldClassid = []
        query.exec_("select rowid, classname from classtable" )        
        while(query.next()):
            lstOldClassName[query.value(0)] = query.value(1)
            lstOldClassid.append(query.value(0))
        # print(lstOldClassName)

        # Update the class Table
        self.ClassnameModel.database().transaction()
        if self.ClassnameModel.submitAll():
            self.ClassnameModel.database().commit()
            # print("save success!  ->commit")
        else:
            QMessageBox.warning(None, "错误",  "请检查班级中名称,不能出现同名班级!")
            self.ClassnameModel.revertAll()
            self.ClassnameModel.database().rollback()

        # print(lstOldClassid)

        lstNewClassName = {}
        query.exec_("select rowid, classname from classtable where rowid in " + str(tuple(lstOldClassid)) )        
        while(query.next()):
            lstNewClassName[query.value(0)] = query.value(1)            

        # print(lstOldClassName, '=========')
        # print(lstNewClassName, '~~~~~~~~~')

        for i in lstOldClassName:
            oldclassname = lstOldClassName[i]
            newclassname = lstNewClassName[i]
            if oldclassname != newclassname:
                # print(oldclassname, newclassname, '++++++++')
                # print("update student set classname=" + newclassname + " where classname='" + oldclassname + "'")
                query.exec_("update student set classname='" + newclassname + "' where classname='" + oldclassname + "'")
                self.StudentModel.setFilter("classname = '" + newclassname + "'")
                self.StudentModel.select()

        lstClassName = []      
        query.exec_("select classname from classtable" ) 
        while(query.next()):
            lstClassName.append(query.value(0))
        self.StudentView.setItemDelegateForColumn(1,  ComboBoxDelegate(self, lstClassName, self.db))

    def dbclick(self, indx):
        if type(indx.sibling(indx.row(),0).data()) != QPyNullVariant:
            classname = indx.sibling(indx.row(),0).data()
            
            strwhere = "classname like '" + classname + "'"
            self.StudentModel.setFilter(strwhere)
            self.StudentModel.setSort(2, Qt.AscendingOrder)
            self.StudentModel.select()
            
            self.g_curClassName = classname
            self.tabWidget.setTabText(0, self.g_curClassName)

    def dbclick2(self, indx):
        if indx.column() == 2:
            self.StudentView.setEditTriggers(QAbstractItemView.NoEditTriggers)
        else:
            self.StudentView.setEditTriggers(QAbstractItemView.DoubleClicked)
        

    def genTwoTab(self, tabtitle=""):
        # Create the tab title sytle.
        tabtitle = QLabel()
        tabtitle.setFont(QFont('Courier New', 20))
        tabtitle.setText("班级学生信息管理")
        tabtitle.setStyleSheet("border: 1px solid blue; color:rgba(0,0,255, 220);\
            background-color:rgba(201,201,201,60);\
            border-radius: 6px; \
            padding: 1px 18px 1px 20px;\
            min-width: 8em;")
        tabtitle.setMinimumHeight(50);
        titleLayout = QHBoxLayout()
        titleLayout.addWidget(tabtitle)
        titleLayout.setAlignment(tabtitle, Qt.AlignCenter)

       
        # Create the classnameView
        self.ClassnameView = QTableView()
        self.ClassnameModel = QSqlTableModel(self.ClassnameView)
        self.ClassnameModel.setTable("classtable")
        # self.ClassnameModel.setRelation(2, QSqlRelation("mentalmodel", "id", "name"));
        self.ClassnameModel.setEditStrategy(QSqlTableModel.OnManualSubmit)
        self.ClassnameModel.select()

        self.ClassnameModel.setHeaderData(0, Qt.Horizontal, "班级名称")

        # for indx, iheader in enumerate(["classid", "classname"]):
        #     self.ClassnameModel.setHeaderData(indx+1, Qt.Horizontal, iheader)
    
        self.ClassnameView.setModel(self.ClassnameModel)
        # self.ClassnameView.setColumnHidden(0, True)
        # self.ClassnameView.show()
        self.ClassnameView.verticalHeader().setFixedWidth(30)
        self.ClassnameView.verticalHeader().setStyleSheet("color: red;font-size:20px; ");
        self.ClassnameView.setStyleSheet("QTableView{background-color: rgb(250, 250, 200, 0);"  
                    "alternate-background-color: rgb(141, 163, 0);}"
                    "QTableView::item:hover {background-color: rgba(100,200,220,100);} ") 
        self.ClassnameView.setStyleSheet("font-size:16px; ");
        self.ClassnameView.setSelectionMode(QAbstractItemView.SingleSelection)
        # self.ClassnameView.dataChanged.connect(self.dataChanged)

        # self.ClassnameView.setSizePolicy(QSizePolicy.Expanding,     QSizePolicy.Expanding)

        # the second list
        self.StudentView = QTableView()
        self.StudentModel = QSqlTableModel(self.StudentView)
        self.StudentModel.setTable("student")
        # self.StudentModel.setRelation(2, QSqlRelation("mentalmodel", "id", "name"));
        self.StudentModel.setEditStrategy(QSqlTableModel.OnManualSubmit)
        # self.StudentModel.select()

        query = QSqlQuery(self.db)
        strwhere = " 1=1 "
        if self.g_curClassName == "":
            ret = query.exec_("select classname from classtable")
            query.next()
            firstClassName = query.value(0)
            strwhere += " and classname like '" + firstClassName + "'"
            
        self.StudentModel.setFilter(strwhere)
        self.StudentModel.select()

        for indx, iheader in enumerate(["班级名称", "学生编号", "学生姓名", "答对次数", "答错次数"]):
            self.StudentModel.setHeaderData(indx+1, Qt.Horizontal, iheader)
    
        self.StudentView.setModel(self.StudentModel)
        self.StudentView.setColumnHidden(0, True)

        # query = QSqlQuery(self.db)  
        lstClassName = []      
        query.exec_("select classname from classtable" ) 
        while(query.next()):
            lstClassName.append(query.value(0))

        self.StudentView.setItemDelegateForColumn(1,  ComboBoxDelegate(self, lstClassName, self.db))
        # self.StudentView.show()
        self.StudentView.verticalHeader().setFixedWidth(30)
        self.StudentView.verticalHeader().setStyleSheet("color: red;font-size:20px; background-color: rgb(250, 250, 200, 100)");
        self.StudentView.setStyleSheet("QTableView{background-color: rgb(250, 250, 200, 0);"  
                    "alternate-background-color: rgb(141, 163, 250);}"
                    "QTableView::item:hover {background-color: rgba(10,200,100,200);} "
                    ) 
        self.StudentView.setStyleSheet("font-size:16px;")
        self.StudentView.setSelectionMode(QAbstractItemView.SingleSelection)
        self.StudentView.doubleClicked.connect(self.dbclick2)

        btn_lst1_layout = QGridLayout()
        newusrbtn       = QPushButton("新增")
        savebtn         = QPushButton("保存")
        revertbtn       = QPushButton("撤销")
        removebtn       = QPushButton("删除")
        btn_lst1_layout.addWidget(newusrbtn, 0, 0)
        btn_lst1_layout.addWidget(savebtn, 0, 1)
        btn_lst1_layout.addWidget(revertbtn, 1, 0)
        btn_lst1_layout.addWidget(removebtn, 1, 1)

        newusrbtn.clicked.connect(self.newClass)
        savebtn.clicked.connect(self.saveClass)
        revertbtn.clicked.connect(self.revertClass)
        removebtn.clicked.connect(self.removeClass)

        self.ClassnameView.doubleClicked.connect(self.dbclick)
        

        btnbox2 = QDialogButtonBox(Qt.Horizontal)
        newusrbtn2       = QPushButton("新增")
        savebtn2         = QPushButton("保存")
        revertbtn2       = QPushButton("撤销")
        removebtn2       = QPushButton("删除")
        btnbox2.addButton(newusrbtn2, QDialogButtonBox.ActionRole);
        btnbox2.addButton(savebtn2, QDialogButtonBox.ActionRole);
        btnbox2.addButton(revertbtn2, QDialogButtonBox.ActionRole);
        btnbox2.addButton(removebtn2, QDialogButtonBox.ActionRole);

        newusrbtn2.clicked.connect(self.newStudent)
        savebtn2.clicked.connect(self.saveStudent)
        revertbtn2.clicked.connect(self.revertStudent)
        removebtn2.clicked.connect(self.removeStudent)

        # left list layout
        lst_layout_1 = QVBoxLayout()
        lst_layout_1.addWidget(self.ClassnameView)
        lst_layout_1.addLayout(btn_lst1_layout)

        lst_layout_2 = QVBoxLayout()
        lst_layout_2.addWidget(self.StudentView)
        lst_layout_2.addWidget(btnbox2)
        
        lstlayout = QHBoxLayout()
        lstlayout.setMargin(5)
        # lstlayout.addLayout(findbox)
        lstlayout.addLayout(lst_layout_1, 2)
        lstlayout.setMargin(5)
        lstlayout.addLayout(lst_layout_2, 5)
            
        labelClass = QLabel("")
        labelClass.setStyleSheet("background-color:rgba(255, 255, 255,0); color:rgba(0,0,0,0);")
        labelClass.setFixedHeight(40)
        # labelClass.setFixedWidth(100)
        # labelClass.setFont(QFont('宋体', 10))

        bottomlayout = QHBoxLayout()        
        bottomlayout.addWidget(labelClass)        

        tab2layout = QVBoxLayout()
        tab2layout.addLayout(titleLayout)       
        tab2layout.addLayout(lstlayout)
        tab2layout.addLayout(bottomlayout)
        self.w2.setLayout(tab2layout)
        self.w2.setStyleSheet("background-color: QLinearGradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 #ffffff, stop: 1 #228888);")
      
    def genOneTab(self):

        tabtitle = QLabel()
        # tabtitle.setFixedHeight(40)
        # tabtitle.setFixedWidth(160)        
        self.btn_start = MyButton("开始")
        self.choicenum_text = QComboBox()
        self.choicenum_text.setObjectName('w1combonums')
        # self.w1title.setStyleSheet("background-image:url('image/panelbg.jpg');")
        
        # Set the title style                
        tabtitle.setFont(QFont('Courier New', 20))
        tabtitle.setText("随堂提问演板")
        tabtitle.setStyleSheet("border: 1px solid blue; color:rgba(0,0,255, 220);\
            background-color:rgba(201,201,201,60);\
            border-radius: 6px; \
            padding: 1px 18px 1px 20px;\
            min-width: 8em;")
        tabtitle.setMinimumHeight(50);
        titleLayout = QHBoxLayout()
        titleLayout.addWidget(tabtitle)
        titleLayout.setAlignment(tabtitle, Qt.AlignCenter)
       
        btnlayout = QGridLayout()
        tmpnum = 0
        for inum in range(0,56):
            irow = tmpnum // g_cols
            icol = tmpnum % g_cols
            tmpnum += 1
            btnlayout.setRowMinimumHeight(irow, 80)
            tmpbtn = MyButton("")
            tmpbtn.setMyarg(None)
            # tmpbtn.setFixedHeight(20)
            tmpbtn.setSizePolicy(QSizePolicy(QSizePolicy.Expanding,QSizePolicy.Expanding))
            tmpbtn.setStyleSheet("border: 1px solid rgb(55,55,255,100);background-color: rgba(255,255,255,20);font-size:16px;")
            self.connect(tmpbtn,  SIGNAL("myslot(PyQt_PyObject)"), self.myslot)
            tmpbtn.setAutoDefault(False)
            self.btngroup.addButton(tmpbtn, inum+1) # stusn is from 1 start

            btnlayout.addWidget(tmpbtn, irow, icol)


        self.btn_start.setIcon(QIcon("image/start.png"))
        self.btn_start.setStyleSheet("border: 1px solid yellow;")
        self.btn_start.setFixedHeight(40)
        self.btn_start.setFixedWidth(100)
        self.btn_start.setFont(QFont('宋体', 18))
        # self.choicenum_text.setFixedHeight(45)
        # self.choicenum_text.setFixedWidth(60)

        ## Set the combox number style
        self.choicenum_text.setFont(QFont('Courier New', 20))
        self.choicenum_text.setFixedHeight(45)
        self.choicenum_text.setStyleSheet("border: 2px solid blue; color:red;font-weight:light;font-size:26px;\
            border-radius: 6px; \
            min-width: 2em; ")
        self.choicenum_text.setEditable(True)
        self.choicenum_text.lineEdit().setReadOnly(True);
        self.choicenum_text.lineEdit().setAlignment(Qt.AlignCenter);

        model = self.choicenum_text.model()
        for row in list(range(1, 7)):
            item = QStandardItem(str(row))
            item.setTextAlignment(Qt.AlignCenter)
            item.setForeground(QColor('red'))
            item.setBackground(QColor(0,200,50, 130))
            model.appendRow(item)
        self.choicenum_text.setCurrentIndex(2)
        # self.choicenum_text.setStyleSheet ("QComboBox::drop-down {border-width: 100px;}")
        # self.choicenum_text.setStyleSheet ("QComboBox::down-arrow {image: url(image/downarrow.png);top: 10px;left: 1px;}")

        bottomlayout = QHBoxLayout()
        bottomlayout.setSizeConstraint(QLayout.SetFixedSize)
        bottomlayout.addStretch(10)
        bottomlayout.addWidget(self.btn_start)
        bottomlayout.setSpacing(5)
        bottomlayout.addWidget(self.choicenum_text)

        tab1layout = QVBoxLayout()
        tab1layout.addLayout(titleLayout)       
        tab1layout.addLayout(btnlayout)
        tab1layout.addLayout(bottomlayout)
                
        self.w1.setLayout(tab1layout)
        self.w1.setStyleSheet("background-color: QLinearGradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 #ffffff, stop: 1 #228888);")
         
    def startChoice(self, usernum="", oldbtn=""): 
        # print(oldbtn, 1)

        if oldbtn == "":
            self.dict_choices = {}

        strwhere = " and classname like '" + self.g_curClassName + "'"

        allstudent = []
        lstrecord = []
        query = QSqlQuery(self.db)        
        query.exec_("select stusn from tmprecord where 1=1 " + strwhere) 
        while(query.next()):
            lstrecord.append(query.value(0))
        # print(lstrecord, 'record', "select stusn from student where stusn not in " + str(tuple(lstrecord)))

        query.exec_("select stusn from student where stusn not in " + str(tuple(lstrecord)) + strwhere)
        while(query.next()):
            allstudent.append(query.value(0))

        if usernum == "":
            nums = int(self.choicenum_text.currentText())
        else:
            nums = usernum
        if nums >= len(allstudent):
            query.exec_("delete from tmprecord where 1=1 " + strwhere) #delete tmp date no today            
            allstudent = []
            query.exec_("select stusn from student where 1=1 " + strwhere)
            while(query.next()):
                allstudent.append(query.value(0))
        
        if oldbtn == "":
            random.seed()
            lstchoices = random.sample(allstudent, nums)
            for ibtn in lstchoices:
                self.dict_choices[ibtn] = "111"

            self.group_animation.start()
            QTimer.singleShot(1200, self.stopmovie)
        else:
            random.seed()
            otherbtn = random.sample(allstudent, 1)[0]
            # self.btngroup.button(int(otherbtn)).setFocus()
            self.dict_choices.pop(oldbtn)
            self.dict_choices[otherbtn] = '111'
            self.stopmovie()
        self.btnSysMenu.setFocus()

    def stopmovie(self):
        self.group_animation.stop()
        for isn in self.studentSnlst:
            # print(isn)
            self.btngroup.button(int(isn[0])).setStyleSheet(stylesheetstr_old)
            self.btngroup.button(int(isn[0])).setIcon(QIcon())
        
        classname = self.tabWidget.tabText(0)
        query = QSqlQuery(self.db)        
        today = datetime.date.today()
        for ibtn in self.dict_choices:
            self.btngroup.button(int(ibtn)).setStyleSheet(stylesheetstr_new)
            query.exec_("select count(*) from tmprecord where stusn='" + str(ibtn) + "'")
            query.next()
            if query.value(0) == 0:               
                query.prepare("insert into tmprecord (classname, stusn, datequestion) values (:classname, :stusn, :datequestion)")
                query.bindValue(":classname", classname)
                query.bindValue(":stusn", ibtn)
                query.bindValue(":datequestion", today)
                query.exec_()
    
    def answerRight(self):
        # print(self.g_curbtn)
        value = self.g_curbtn
        if value not in self.dict_choices:
            return

        self.btngroup.button(int(value)).setIcon(QIcon("image/smile.png"))
        self.btngroup.button(int(value)).setIconSize(QSize(20,20))
        
        query = QSqlQuery(self.db)
        query.exec_("select rightquestions from student where stusn='" + value + "'")
        query.next()
        studentRightQuestions = query.value(0) + 1
        query.exec_("update student set rightquestions=" + str(studentRightQuestions) + " where stusn='" + value + "'")
                
        ###########
        if self.dict_choices[value] == "101":
            query.exec_("select wrongquestions from student where stusn='" + value + "'")
            query.next()
            studentWrongQuestions = query.value(0) - 1
            query.exec_("update student set wrongquestions=" + str(studentWrongQuestions) + " where stusn='" + value + "'")
            
        self.dict_choices[value] = "011"

    def answerWrong(self):
        value = self.g_curbtn
        if value not in self.dict_choices:
            return

        self.btngroup.button(int(value)).setIcon(QIcon("image/cry.png"))
        self.btngroup.button(int(value)).setIconSize(QSize(20,20))
        # self.btngroup.button(int(value)).setStyleSheet("border-image: url(image/ex_stu.png);")
        
        query = QSqlQuery(self.db)
        query.exec_("select wrongquestions from student where stusn='" + value + "'")
        query.next()
        studentWrongQuestions = query.value(0) + 1
        query.exec_("update student set wrongquestions=" + str(studentWrongQuestions) + " where stusn='" + value + "'")
        
        if self.dict_choices[value] == "011":
            query.exec_("select rightquestions from student where stusn='" + value + "'")
            query.next()
            studentRightQuestions = query.value(0) - 1
            query.exec_("update student set rightquestions=" + str(studentRightQuestions) + " where stusn='" + value + "'")
            
        self.dict_choices[value] = "101"

    def resetStudent(self):
        value = self.g_curbtn
        if value not in self.dict_choices:
            return

        query = QSqlQuery(self.db)

        if self.dict_choices[value] == "011":        
            query.exec_("select rightquestions from student where stusn='" + value + "'")
            query.next()
            studentRightQuestions = query.value(0) - 1
            query.exec_("update student set rightquestions=" + str(studentRightQuestions) + " where stusn='" + value + "'")

        if self.dict_choices[value] == "101":
            query.exec_("select wrongquestions from student where stusn='" + value + "'")
            query.next()
            studentWrongQuestions = query.value(0) - 1
            query.exec_("update student set wrongquestions=" + str(studentWrongQuestions) + " where stusn='" + value + "'")
            
        self.startChoice(usernum=1, oldbtn=value)
        # print("---reset___")

        # curmenu.actions()[0].setEnabled(True)
        # curmenu.actions()[1].setEnabled(True)
        # self.choiceOneStudent(value)

    def createDb(self):
        conn = sqlite3.connect("studentNew.db") 
        cur = conn.cursor()
        sqlstr = 'create table student (id integer primary key, \
            classname varchar(20), \
            stusn varchar(20), \
            stuname varchar(20), \
            rightquestions integer, \
            wrongquestions integer, \
            FOREIGN KEY(classname) REFERENCES classtable(classname))'
        # print(sqlstr)

        sqlstr2 = 'create table tmprecord (id integer primary key, \
            classname varchar(20), \
            stusn varchar(20), \
            datequestion date)'

        sqlstr3 = 'create table classtable (classname varchar(20) PRIMARY KEY)'
        
        cur.execute(sqlstr3)
        conn.commit()
        cur.execute(sqlstr2)
        conn.commit()
        cur.execute(sqlstr)
        conn.commit()

        strdelete = "delete from student where 1=1"
        cur.execute(strdelete)
        conn.commit()
        strdelete = "delete from tmprecord where 1=1"
        cur.execute(strdelete)
        conn.commit()
        # print(sqlstr2)

        # cur.execute(sqlstr) 
        # conn.commit()
        # cur.execute(sqlstr2) 
        # conn.commit()

        # insert example data
        strsql = "insert into classtable values (?)"
        cur.execute(strsql, ("三(3)班",))
        conn.commit()
        cur.execute(strsql, ("三(4)班",))
        conn.commit()


        a03lst = ["曾忆谊","赵佳泉","翁文秀","林珑","郑铭洁","林泽思","吴崇霖","陈思嘉","欧阳月孜","郭展羽","詹伟哲","黄佳仪","杨秋霞","周奕子","林楚杰","欧伊涵","许腾誉","陈唯凯","陈树凯","林彦君","张钰佳","高锴","杨博凯","林妙菲","林楚鸿","陈展烯","姚静茵","吴欣桐","范思杰","肖佳","马思广","许一帆","姚奕帆","陈海珣","吴黛莹","吴育桐","肖凯帆","林欣阳","叶茂霖","姚楷臻","陈嘉豪","陈琦","杨子楷","陈炎宏","陈幸仪","杨景畅","罗暖婷","郑馨"]
        a04lst = ["罗恩琪","王可","曾祥威","谢濡婷","温嘉凯","许洁仪","肖欣淇","陈凯佳","林天倩","李乐海","吴文慧","黄文婷","万誉","陈进盛","张裕涵","陈振嘉","王巧玲","林珮琪","陈炜楷","杨健","赵泽锴","张凤临","蔡子丹","陈烨杰","廖妍希","林树超","夏培轩","陈锦森","李星","蔡依婷","姚容创","姚凯扬","沈嘉克","周凡","张玉川","邱金迅","陈菲敏","陈星翰","朱煜楷","郑泽洪","钱剑非","罗奕丰","陈杜炜","林知钦"]
        strsql = "insert into student values (?, ?, ?, ?,?,?)" 
        for i in list(range(0,len(a03lst))):
            cur.execute(strsql, (None, "三(3)班", str(i+1).zfill(2), a03lst[i], 0, 0))
            conn.commit()
        strsql = "insert into student values (?, ?, ?, ?,?,?)" 
        for i in list(range(0,len(a04lst))):
            cur.execute(strsql, (None, "三(4)班", str(i+1).zfill(2), a04lst[i], 0, 0))
            conn.commit()
        cur.close()
Exemplo n.º 20
0
class FreezeTableWidget(QTableView):
    def __init__(self, parent=None):
        QTableView.__init__(self, parent)
        self.freezeNum = 0
        
    def myInit(self,  model,  freezeNum):
        self.setModel(model)
        self.frozenTableView = QTableView(self)
        self.frozenTableView.setSortingEnabled(True)
        self.setSelectionMode(QtGui.QAbstractItemView.SingleSelection)
        self.setSelectionBehavior(QtGui.QAbstractItemView.SelectRows)
        self.setSortingEnabled(True)
        self.setAlternatingRowColors(True)
        self.freezeNum = freezeNum
        self.init()
        
        self.connect(self.frozenTableView.horizontalHeader(), QtCore.SIGNAL("sortIndicatorChanged (int,Qt::SortOrder)"), self.fSortIndicatorChanged)
        self.connect(self.horizontalHeader(),  QtCore.SIGNAL("sortIndicatorChanged (int,Qt::SortOrder)"), self.sortIndicatorChanged)
        self.connect(self.horizontalHeader(),  QtCore.SIGNAL("sectionResized(int,int,int)"),  self.updateSectionWidth)
        self.connect(self.verticalHeader(),  QtCore.SIGNAL("sectionResized(int,int,int)"),  self.updateSectionHeight)
        self.connect(self.frozenTableView.horizontalHeader(),  QtCore.SIGNAL("sectionResized(int,int,int)"),  self.a)
        self.connect(self.frozenTableView.verticalHeader(),  QtCore.SIGNAL("sectionResized(int,int,int)"),  self.b)
        self.connect(self.frozenTableView.verticalScrollBar(),  QtCore.SIGNAL("valueChanged(int)"),  self.verticalScrollBar().setValue)
        self.connect(self.verticalScrollBar(),  QtCore.SIGNAL("valueChanged(int)"),  self.frozenTableView.verticalScrollBar().setValue)
    
    def fSortIndicatorChanged(self, index, sortOrder):
        if index < self.freezeNum:
            self.frozenTableView.horizontalHeader().setSortIndicatorShown(True)
            self.horizontalHeader().setSortIndicatorShown(False)
    
    def sortIndicatorChanged(self,  index,  sortOrder):
        if index >= self.freezeNum:
            self.frozenTableView.horizontalHeader().setSortIndicatorShown(False)
            self.horizontalHeader().setSortIndicatorShown(True)
        
    def init(self):
        
        self.frozenTableView.setModel(self.model());
        self.frozenTableView.setFocusPolicy(QtCore.Qt.NoFocus);
        self.frozenTableView.verticalHeader().hide();
        #self.frozenTableView.horizontalHeader().setResizeMode(QtGui.QHeaderView.Fixed);

        self.viewport().stackUnder(self.frozenTableView);

        self.frozenTableView.setStyleSheet("QTableView { border: none;"
                                     "background-color: #8EDE21;"
                                     "selection-background-color: #999}"); 
        self.frozenTableView.setSelectionModel(self.selectionModel())
        self.frozenTableView.setSelectionMode(self.selectionMode())
        self.frozenTableView.setSelectionBehavior(self.selectionBehavior())
        for col in range(self.freezeNum, self.model().columnCount()):
            self.frozenTableView.setColumnHidden(col, True)
        
        for i in range(self.freezeNum):
            self.frozenTableView.setColumnWidth(self.freezeNum, self.columnWidth(self.freezeNum) )
        self.frozenTableView.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff);
        self.frozenTableView.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff);
        self.frozenTableView.show();

        self.updateFrozenTableGeometry();

        self.setHorizontalScrollMode(self.ScrollPerPixel);
        self.setVerticalScrollMode(self.ScrollPerPixel);
        self.frozenTableView.setVerticalScrollMode(self.ScrollPerPixel)
        
    def a(self, logicalIndex, a, newSize):
        self.setColumnWidth(logicalIndex,newSize);
        self.updateFrozenTableGeometry()
    def b(self, logicalIndex, a, newSize):
        self.setRowHeight(logicalIndex,  newSize)
    def updateSectionWidth(self, logicalIndex, a, newSize):
        #if logicalIndex==0 or logicalIndex == 1:
        self.frozenTableView.setColumnWidth(logicalIndex,newSize);
        self.updateFrozenTableGeometry()
    
    def updateSectionHeight(self,  logicalIndex, a, newSize):
        self.frozenTableView.setRowHeight(logicalIndex, newSize);

    def resizeEvent(self,  event):
        pass
        QTableView.resizeEvent(self, event);
        self.updateFrozenTableGeometry()
        
    def moveCursor(self,  cursorAction,  modifiers):
        pass
        current = QTableView.moveCursor(self,  cursorAction, modifiers);

        if cursorAction == self.MoveLeft and current.column()>0 \
         and self.visualRect(current).topLeft().x() < self.frozenTableView.columnWidth(0):

            newValue = self.horizontalScrollBar().value() + self.visualRect(current).topLeft().x() - self.frozenTableView.columnWidth(0)
            self.horizontalScrollBar().setValue(newValue)
        return current
        
#    def scrollTo(self,  index,  hint):
#        pass
#        #if(index.column()>0):
#        print 'here'
        #QTableView.scrollTo(self,  index, hint)
            
    def updateFrozenTableGeometry(self):
        width = 0
        for i in range(self.freezeNum):
            width += self.columnWidth(i)
        self.frozenTableView.setGeometry( self.verticalHeader().width()+self.frameWidth(),  \
                                    self.frameWidth(), width,
                                    self.viewport().height()+self.horizontalHeader().height())
Exemplo n.º 21
0
class DlgSelectInvoice( QDialog ):
    def __init__( self, parent = None ):
        super( DlgSelectInvoice, self ).__init__( parent )
        self.billsmodel = QSqlQueryModel()
        query = """
        SELECT * FROM (
            SELECT
                factura.iddocumento,
                CONCAT_WS(' ', tdc.descripcion, factura.ndocimpreso) AS 'Numero de Factura',
                factura.fechacreacion AS 'Fecha',
                p.nombre AS 'Cliente',
                -SUM(axd.unidades) -
            IFNULL((
                SELECT
                SUM(axddev.unidades)
                FROM documentos devoluciones
                JOIN docpadrehijos dpddev ON devoluciones.iddocumento = dpddev.idhijo
                JOIN articulosxdocumento axddev ON axddev.iddocumento = devoluciones.iddocumento
                WHERE devoluciones.idtipodoc = %d AND dpddev.idpadre = factura.iddocumento
                GROUP BY dpddev.idpadre
            ),0) as unittotal,
                p.idpersona,
                ca.valorcosto,
                ca.idcostoagregado,
                tc.tasa,
                tc.idtc,
                b.nombrebodega AS 'Bodega',
                b.idbodega
            FROM documentos factura
            JOIN bodegas b ON factura.idbodega = b.idbodega
            JOIN tiposdoc tdc ON tdc.idtipodoc = factura.idtipodoc
            JOIN articulosxdocumento axd ON axd.iddocumento = factura.iddocumento AND factura.idtipodoc = %d
            JOIN tiposcambio tc ON tc.idtc = factura.idtipocambio
            JOIN personasxdocumento pxd ON pxd.iddocumento = factura.iddocumento
            JOIN personas p ON pxd.idpersona = p.idpersona AND p.tipopersona=%d
            LEFT JOIN costosxdocumento cxd ON cxd.iddocumento = factura.iddocumento
            LEFT JOIN costosagregados ca ON cxd.idcostoagregado = ca.idcostoagregado
            JOIN (
                SELECT
                dpdk.idpadre
                FROM documentos kardex
                JOIN docpadrehijos dpdk ON kardex.iddocumento = dpdk.idhijo
                WHERE kardex.idtipodoc = %d
            ) as kardex ON kardex.idpadre = factura.iddocumento
            GROUP BY factura.iddocumento
            ) as tbl
            WHERE unittotal > 0
        """ % ( constantes.IDNC, constantes.IDFACTURA, constantes.CLIENTE, constantes.IDKARDEX )

        self.billsmodel.setQuery( query )



        self.setWindowTitle( "Seleccione la factura para la devolucion" )
        self.filtermodel = QSortFilterProxyModel()
        self.filtermodel.setSourceModel( self.billsmodel )
        self.filtermodel.setFilterCaseSensitivity( Qt.CaseInsensitive )
        self.filtermodel.setFilterKeyColumn( -1 )

        iddoc, _ndocimpreso, _fechacreacion, _nombre, total, idpersona, valorcosto, idcosto, tasacambio, idcambio, _nombrebodega, idbodega = range( 12 )
        self.tblBills = QTableView()
        self.tblBills.setSelectionMode( QAbstractItemView.SingleSelection )
        self.tblBills.setSelectionBehavior( QAbstractItemView.SelectRows )
        self.tblBills.selectRow( 0 )
        self.tblBills.setModel( self.filtermodel )

        self.tblBills.setColumnHidden( iddoc, True )
        self.tblBills.setColumnHidden( idpersona, True )
        self.tblBills.setColumnHidden( total, True )
        self.tblBills.setColumnHidden( valorcosto, True )
        self.tblBills.setColumnHidden( idcosto, True )
        self.tblBills.setColumnHidden( idcambio, True )
        self.tblBills.setColumnHidden( tasacambio, True )
        self.tblBills.setColumnHidden( idbodega, True )

        self.tblBills.horizontalHeader().setStretchLastSection( True )

        self.tblBills.resizeColumnsToContents()
        buttonbox = QDialogButtonBox( QDialogButtonBox.Ok | QDialogButtonBox.Cancel )

        self.txtSearch = QLineEdit()
        formlayout = QFormLayout()

        formlayout.addRow( "&Buscar", self.txtSearch )

        layout = QVBoxLayout()

        layout.addWidget( self.tblBills )
        layout.addLayout( formlayout )
        layout.addWidget( buttonbox )
        self.setLayout( layout )

        self.setMinimumWidth( 400 )
        buttonbox.accepted.connect( self.accept )
        buttonbox.rejected.connect( self.reject )
        self.txtSearch.textChanged[unicode].connect( self.updateFilter )
#FIXME: Que pasa cuando no hay facturas?
#    def exec_( self ):
#        if self.billsmodel.rowCount() == 0:
#            QMessageBox.critical( None,
#            self.trUtf8( "Llantera Esquipulas: Inventario" ),
#            self.trUtf8( """No hay facturas a las cuales hacer devoluciones""" ),
#            QMessageBox.StandardButtons( \
#                QMessageBox.Ok ) )
#            self.reject()
#        else:
#            QDialog.exec_( self )




    def updateFilter( self, str ):

        self.filtermodel.setFilterWildcard( str )
Exemplo n.º 22
0
class TalkEditorApp(FreeseerApp):
    '''Freeseer talk database editor main gui class'''
    def __init__(self, config, db):
        FreeseerApp.__init__(self)

        self.config = config
        self.db = db

        icon = QIcon()
        icon.addPixmap(QPixmap(':/freeseer/logo.png'), QIcon.Normal, QIcon.Off)
        self.setWindowIcon(icon)
        self.resize(960, 600)

        #
        # Setup Layout
        #
        self.mainWidget = QWidget()
        self.mainLayout = QVBoxLayout()
        self.mainWidget.setLayout(self.mainLayout)
        self.setCentralWidget(self.mainWidget)
        self.mainLayout.setAlignment(QtCore.Qt.AlignTop)

        # Add the Title Row (Use BOLD / Big Font)
        #self.titleLayout = QHBoxLayout()
        #self.backButton = QPushButton('Back to Recorder')
        #if backButton:  # Only show the back button if requested by caller
        #    self.titleLayout.addWidget(self.backButton)
        #self.titleLayout.addStretch()

        # Add custom widgets
        self.commandButtons = CommandButtons()
        self.tableView = QTableView()
        self.tableView.setSortingEnabled(True)
        self.tableView.setSelectionBehavior(QAbstractItemView.SelectRows)
        self.talkDetailsWidget = TalkDetailsWidget()
        self.importTalksWidget = ImportTalksWidget()
        self.mainLayout.addWidget(self.importTalksWidget)
        #self.mainLayout.addLayout(self.titleLayout)
        self.mainLayout.addWidget(self.commandButtons)
        self.mainLayout.addWidget(self.tableView)
        self.mainLayout.addWidget(self.talkDetailsWidget)
        self.mainLayout.addWidget(self.importTalksWidget)
        # --- End Layout

        # Initialize geometry, to be used for restoring window positioning.
        self.geometry = None

        #
        # Setup Menubar
        #
        self.actionExportCsv = QAction(self)
        self.actionExportCsv.setObjectName('actionExportCsv')
        self.actionRemoveAll = QAction(self)
        self.actionRemoveAll.setObjectName('actionRemoveAll')

        # Actions
        self.menuFile.insertAction(self.actionExit, self.actionExportCsv)
        self.menuFile.insertAction(self.actionExit, self.actionRemoveAll)
        # --- End Menubar

        #
        # TableView Connections
        #
        self.connect(self.tableView, SIGNAL('activated(const QModelIndex)'), self.talk_selected)
        self.connect(self.tableView, SIGNAL('selected(const QModelIndex)'), self.talk_selected)
        self.connect(self.tableView, SIGNAL('clicked(const QModelIndex)'), self.talk_selected)

        # Import Widget
        self.connect(self.importTalksWidget.csvRadioButton, SIGNAL('toggled(bool)'), self.toggle_import)
        self.connect(self.importTalksWidget.importButton, SIGNAL('clicked()'), self.import_talks)
        self.connect(self.importTalksWidget.cancelButton, SIGNAL('clicked()'), self.hide_import_talks_widget)
        self.importTalksWidget.setHidden(True)
        self.connect(self.importTalksWidget.csvFileSelectButton, QtCore.SIGNAL('clicked()'), self.csv_file_select)
        self.connect(self.importTalksWidget.csvLineEdit, QtCore.SIGNAL('returnPressed()'),
            self.importTalksWidget.importButton.click)
        self.connect(self.importTalksWidget.rssLineEdit, QtCore.SIGNAL('returnPressed()'),
            self.importTalksWidget.importButton.click)
        self.connect(self.actionExportCsv, QtCore.SIGNAL('triggered()'), self.export_talks_to_csv)
        self.connect(self.actionRemoveAll, QtCore.SIGNAL('triggered()'), self.confirm_reset)

        # Command Buttons
        self.connect(self.commandButtons.removeButton, SIGNAL('clicked()'), self.remove_talk)
        self.connect(self.commandButtons.removeAllButton, SIGNAL('clicked()'), self.confirm_reset)
        self.connect(self.commandButtons.importButton, SIGNAL('clicked()'), self.show_import_talks_widget)
        self.connect(self.commandButtons.exportButton, SIGNAL('clicked()'), self.export_talks_to_csv)
        self.connect(self.commandButtons.searchButton, SIGNAL('clicked()'), self.search_talks)
        self.connect(self.commandButtons.searchLineEdit, SIGNAL('textEdited(QString)'), self.search_talks)
        self.connect(self.commandButtons.searchLineEdit, SIGNAL('returnPressed()'), self.search_talks)

        # Talk Details Buttons
        self.connect(self.talkDetailsWidget.addButton, SIGNAL('clicked()'), self.confirm_add)
        self.connect(self.talkDetailsWidget.saveButton, SIGNAL('clicked()'), self.add_talk)

        # Load default language
        actions = self.menuLanguage.actions()
        for action in actions:
            if action.data().toString() == self.config.default_language:
                action.setChecked(True)
                self.translate(action)
                break

        # Load Talk Database
        self.load_presentations_model()

        # Setup Autocompletion
        self.update_autocomple_fields()

        # Select first item
        #self.tableView.setCurrentIndex(self.proxy.index(0,0))
        #self.talk_selected(self.proxy.index(0,0))

    #
    # Translation
    #
    def retranslate(self):
        self.setWindowTitle(self.app.translate("TalkEditorApp", "Freeseer Talk Editor"))

        #
        # Reusable Strings
        #
        self.confirmDBClearTitleString = self.app.translate("TalkEditorApp", "Remove All Talks from Database")
        self.confirmDBClearQuestionString = self.app.translate("TalkEditorApp",
                                                               "Are you sure you want to clear the DB?")
        self.confirmTalkDetailsClearTitleString = self.app.translate("TalkEditorApp", "Unsaved Data")
        self.confirmTalkDetailsClearQuestionString = self.app.translate("TalkEditorApp",
                                                                        "Unsaved talk details will be lost. Continue?")
        # --- End Reusable Strings

        #
        # Menubar
        #
        self.actionExportCsv.setText(self.app.translate("TalkEditorApp", "&Export to CSV"))
        self.actionRemoveAll.setText(self.app.translate("TalkEditorApp", "&Remove All Talks"))

        # --- End Menubar

        #
        # TalkDetailsWidget
        #
        self.talkDetailsWidget.titleLabel.setText(self.app.translate("TalkEditorApp", "Title"))
        self.talkDetailsWidget.presenterLabel.setText(self.app.translate("TalkEditorApp", "Presenter"))
        self.talkDetailsWidget.categoryLabel.setText(self.app.translate("TalkEditorApp", "Category"))
        self.talkDetailsWidget.eventLabel.setText(self.app.translate("TalkEditorApp", "Event"))
        self.talkDetailsWidget.roomLabel.setText(self.app.translate("TalkEditorApp", "Room"))
        self.talkDetailsWidget.dateLabel.setText(self.app.translate("TalkEditorApp", "Date"))
        self.talkDetailsWidget.timeLabel.setText(self.app.translate("TalkEditorApp", "Time"))
        # --- End TalkDetailsWidget

        #
        # Import Talks Widget Translations
        #
        self.importTalksWidget.rssRadioButton.setText(self.app.translate("TalkEditorApp", "RSS URL"))
        self.importTalksWidget.csvRadioButton.setText(self.app.translate("TalkEditorApp", "CSV File"))
        self.importTalksWidget.importButton.setText(self.app.translate("TalkEditorApp", "Import"))
        # --- End Talks Widget Translations

        #
        # Command Button Translations\
        #
        #self.commandButtons.addButton.setText(self.app.translate("TalkEditorApp", "Add"))
        self.commandButtons.importButton.setText(self.app.translate("TalkEditorApp", "Import"))
        self.commandButtons.exportButton.setText(self.app.translate("TalkEditorApp", "Export"))
        self.commandButtons.removeButton.setText(self.app.translate("TalkEditorApp", "Remove"))
        self.commandButtons.removeAllButton.setText(self.app.translate("TalkEditorApp", "Remove All"))
        # --- End Command Butotn Translations

        #
        # Search Widget Translations
        #
        self.commandButtons.searchButton.setText(self.app.translate("TalkEditorApp", "Search"))
        # --- End Command Button Translations

    def load_presentations_model(self):
        # Load Presentation Model
        self.presentationModel = self.db.get_presentations_model()
        self.proxy = QSortFilterProxyModel()
        self.proxy.setSourceModel(self.presentationModel)
        self.tableView.setModel(self.proxy)
        self.proxy.setFilterCaseSensitivity(QtCore.Qt.CaseInsensitive)

        # Fill table whitespace.
        self.tableView.horizontalHeader().setStretchLastSection(False)
        self.tableView.horizontalHeader().setResizeMode(1, QHeaderView.Stretch)

        # Hide the ID field
        self.tableView.setColumnHidden(0, True)

        # Map data to widgets
        self.mapper = QDataWidgetMapper()
        self.mapper.setModel(self.proxy)
        self.mapper.addMapping(self.talkDetailsWidget.titleLineEdit, 1)
        self.mapper.addMapping(self.talkDetailsWidget.presenterLineEdit, 2)
        self.mapper.addMapping(self.talkDetailsWidget.categoryLineEdit, 4)
        self.mapper.addMapping(self.talkDetailsWidget.eventLineEdit, 5)
        self.mapper.addMapping(self.talkDetailsWidget.roomLineEdit, 6)
        self.mapper.addMapping(self.talkDetailsWidget.descriptionTextEdit, 3)
        self.mapper.addMapping(self.talkDetailsWidget.dateEdit, 7)
        self.mapper.addMapping(self.talkDetailsWidget.timeEdit, 8)

        # Load StringLists
        self.titleList = QStringList(self.db.get_string_list("Title"))
        #self.speakerList = QStringList(self.db.get_speaker_list())
        #self.categoryList = QStringList(self.db.get_category_list())
        #self.eventList = QStringList(self.db.get_event_list())
        #self.roomList = QStringList(self.db.get_room_list())

        #Disble input
        self.talkDetailsWidget.disable_input_fields()

    def search_talks(self):
        # The default value is 0. If the value is -1, the keys will be read from all columns.
        self.proxy.setFilterKeyColumn(-1)
        self.proxy.setFilterFixedString(self.commandButtons.searchLineEdit.text())

    def talk_selected(self, model):
        self.talkDetailsWidget.saveButton.setEnabled(False)
        self.mapper.setCurrentIndex(model.row())
        self.talkDetailsWidget.enable_input_fields()

    def toggle_import(self):
        if self.importTalksWidget.csvRadioButton.isChecked():
            self.importTalksWidget.csvLineEdit.setEnabled(True)
            self.importTalksWidget.csvFileSelectButton.setEnabled(True)
            self.importTalksWidget.rssLineEdit.setEnabled(False)
        else:
            self.importTalksWidget.csvLineEdit.setEnabled(False)
            self.importTalksWidget.csvFileSelectButton.setEnabled(False)
            self.importTalksWidget.rssLineEdit.setEnabled(True)

    def show_import_talks_widget(self):
        self.commandButtons.setHidden(True)
        self.tableView.setHidden(True)
        self.talkDetailsWidget.setHidden(True)
        self.importTalksWidget.setHidden(False)

    def hide_import_talks_widget(self):
        self.commandButtons.setHidden(False)
        self.tableView.setHidden(False)
        self.talkDetailsWidget.setHidden(False)
        self.importTalksWidget.setHidden(True)

    def add_talk(self):
        date = self.talkDetailsWidget.dateEdit.date()
        time = self.talkDetailsWidget.timeEdit.time()
        #datetime = QtCore.QDateTime(date, time)
        presentation = Presentation(
            unicode(self.talkDetailsWidget.titleLineEdit.text()).strip(),
            unicode(self.talkDetailsWidget.presenterLineEdit.text()).strip(),
            unicode(self.talkDetailsWidget.descriptionTextEdit.toPlainText()).strip(),
            unicode(self.talkDetailsWidget.categoryLineEdit.text()).strip(),
            unicode(self.talkDetailsWidget.eventLineEdit.text()).strip(),
            unicode(self.talkDetailsWidget.roomLineEdit.text()).strip(),
            unicode(date.toString(QtCore.Qt.ISODate)),
            unicode(time.toString(QtCore.Qt.ISODate)))

        # Do not add talks if they are empty strings
        if (len(presentation.title) == 0):
            return
        self.db.insert_presentation(presentation)

        # Update Model, Refreshes TableView
        self.presentationModel.select()

        # Select Last Row
        self.tableView.selectRow(self.presentationModel.rowCount() - 1)
        self.tableView.setCurrentIndex(self.proxy.index(self.proxy.rowCount() - 1, 0))
        self.talk_selected(self.proxy.index(self.proxy.rowCount() - 1, 0))

        self.update_autocomple_fields()
        self.talkDetailsWidget.disable_input_fields()

    def confirm_add(self):
        """Requests confirmation before clearing fields for a new talk."""
        if self.are_fields_enabled() and self.unsaved_details_exist():
            confirm = QMessageBox.question(self,
                                           self.confirmTalkDetailsClearTitleString,
                                           self.confirmTalkDetailsClearQuestionString,
                                           QMessageBox.Yes,
                                           QMessageBox.No)

            if confirm == QMessageBox.Yes:
                self.clear_talk_details_widget()
        else:
            self.clear_talk_details_widget()

    def clear_talk_details_widget(self):
        self.talkDetailsWidget.saveButton.setEnabled(True)
        self.talkDetailsWidget.enable_input_fields()
        self.talkDetailsWidget.titleLineEdit.clear()
        self.talkDetailsWidget.presenterLineEdit.clear()
        self.talkDetailsWidget.descriptionTextEdit.clear()
        self.talkDetailsWidget.categoryLineEdit.clear()
        #self.talkDetailsWidget.eventLineEdit.clear()
        #self.talkDetailsWidget.roomLineEdit.clear()
        self.presentationModel.select()

    def remove_talk(self):
        try:
            rows_selected = self.tableView.selectionModel().selectedRows()
        except:
            return

        # Reversed because rows in list change position once row is removed
        for row in reversed(rows_selected):
            self.presentationModel.removeRow(row.row())

    def load_talk(self):
        try:
            self.tableView.currentIndex().row()
        except:
            return

        self.mapper.addMapping(self.talkDetailsWidget.roomLineEdit, 6)
        self.presentationModel.select()

    def reset(self):
        self.db.clear_database()
        self.presentationModel.select()

    def confirm_reset(self):
        """Presents a confirmation dialog to ask the user if they are sure they wish to remove the talk database.
        If Yes call the reset() function"""
        confirm = QMessageBox.question(self,
                                       self.confirmDBClearTitleString,
                                       self.confirmDBClearQuestionString,
                                       QMessageBox.Yes |
                                       QMessageBox.No,
                                       QMessageBox.No)

        if confirm == QMessageBox.Yes:
            self.reset()

    def add_talks_from_rss(self):
        rss_url = unicode(self.importTalksWidget.rssLineEdit.text())
        if rss_url:
            self.db.add_talks_from_rss(rss_url)
            self.presentationModel.select()
            self.hide_import_talks_widget()
        else:
            error = QMessageBox()
            error.setText("Please enter a RSS URL")
            error.exec_()

    def closeEvent(self, event):
        log.info('Exiting talk database editor...')
        self.geometry = self.saveGeometry()
        event.accept()

    def csv_file_select(self):
        fname = QFileDialog.getOpenFileName(
            self, 'Select file', "", "*.csv")
        if fname:
            self.importTalksWidget.csvLineEdit.setText(fname)

    def add_talks_from_csv(self):
        fname = self.importTalksWidget.csvLineEdit.text()

        if fname:
            self.db.add_talks_from_csv(fname)
            self.presentationModel.select()
            self.hide_import_talks_widget()
        else:
            error = QMessageBox()
            error.setText("Please select a file")
            error.exec_()

    def import_talks(self):
        if self.importTalksWidget.csvRadioButton.isChecked():
            self.add_talks_from_csv()
        else:
            self.add_talks_from_rss()

        self.update_autocomple_fields()

    def export_talks_to_csv(self):
        fname = QFileDialog.getSaveFileName(self, 'Select file', "", "*.csv")
        if fname:
            self.db.export_talks_to_csv(fname)

    def update_autocomple_fields(self):
        self.titleList = QStringList(self.db.get_string_list("Title"))
        self.speakerList = QStringList(self.db.get_string_list("Speaker"))
        self.categoryList = QStringList(self.db.get_string_list("Category"))
        self.eventList = QStringList(self.db.get_string_list("Event"))
        self.roomList = QStringList(self.db.get_string_list("Room"))

        self.titleCompleter = QCompleter(self.titleList)
        self.titleCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.speakerCompleter = QCompleter(self.speakerList)
        self.speakerCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.categoryCompleter = QCompleter(self.categoryList)
        self.categoryCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.eventCompleter = QCompleter(self.eventList)
        self.eventCompleter.setCaseSensitivity(Qt.CaseInsensitive)
        self.roomCompleter = QCompleter(self.roomList)
        self.roomCompleter.setCaseSensitivity(Qt.CaseInsensitive)

        self.talkDetailsWidget.titleLineEdit.setCompleter(self.titleCompleter)
        self.talkDetailsWidget.presenterLineEdit.setCompleter(self.speakerCompleter)
        self.talkDetailsWidget.categoryLineEdit.setCompleter(self.categoryCompleter)
        self.talkDetailsWidget.eventLineEdit.setCompleter(self.eventCompleter)
        self.talkDetailsWidget.roomLineEdit.setCompleter(self.roomCompleter)

    def are_fields_enabled(self):
        return (self.talkDetailsWidget.titleLineEdit.isEnabled() and
                self.talkDetailsWidget.presenterLineEdit.isEnabled() and
                self.talkDetailsWidget.categoryLineEdit.isEnabled() and
                self.talkDetailsWidget.eventLineEdit.isEnabled() and
                self.talkDetailsWidget.roomLineEdit.isEnabled() and
                self.talkDetailsWidget.dateEdit.isEnabled() and
                self.talkDetailsWidget.timeEdit.isEnabled())

    def unsaved_details_exist(self):
        """Checks if details exist for a new talk

        Looks for text in the input fields and check the enabled state of the Save Talk button
        If the Save Talk button is enabled, the input fields contain values for a new talk
        Otherwise, the input fields contain values for an existing selected talk
        """
        return (self.talkDetailsWidget.saveButton.isEnabled() and
                (self.talkDetailsWidget.titleLineEdit.text() or
                self.talkDetailsWidget.presenterLineEdit.text() or
                self.talkDetailsWidget.categoryLineEdit.text() or
                self.talkDetailsWidget.descriptionTextEdit.toPlainText()))