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)
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(
"")
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)
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("")
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)
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)
