Ejemplo n.º 1
0
class SearchDialog(QDialog):

    def __init__(self, table=None):
        super().__init__(GlobalAccess().get_main_window())
        if table is not None:
            assert (isinstance(table, QTableView))
            self.table = table

    def exec_(self):
        self.init_ui()
        return super().exec_()

    def init_ui(self):
        self.setWindowModality(QtCore.Qt.WindowModal)
        self.setWindowIcon(QIcon(config.ICON))
        self.setSizeGripEnabled(False)
        self.setModal(True)

        self.layout = QVBoxLayout(self)

        self.item_serach = QLineEdit()
        if self.table is not None:
            self.item_serach.setText(self.table.model().search)
            self.item_serach.selectAll()

        button_box = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel)
        self.button_ok = button_box.button(QDialogButtonBox.Ok)
        self.button_ok.clicked.connect(self.ok)
        self.button_cancel = button_box.button(QDialogButtonBox.Cancel)
        self.button_cancel.clicked.connect(self.cancel)

        self.layout.addWidget(self.item_serach)
        self.layout.addWidget(button_box)

        self.retranslate_ui()

        self.show()

    def ok(self):
        try:
            if self.table is not None:
                proxy_model = self.table.model()

                proxy_model.search = self.item_serach.text()

                proxy_model.apply_search()
                offset = proxy_model.search_offset
                if offset == -1 and proxy_model.search:
                    QMessageBox.warning(self, _('Search'), _('The search has not given any results'))
                self.table.selectRow(offset)
        except Exception as e:
            logging.error(str(e))

    def cancel(self):
        self.close()

    def retranslate_ui(self):
        self.setWindowTitle(_('Search'))
        self.button_ok.setText(_('OK'))
        self.button_cancel.setText(_('Cancel'))
Ejemplo n.º 2
0
    def getData(self, currentAmount):

        amtTitle = QLabel('Total: $')
        amtTitle.setMaximumWidth(120)

        validator = QIntValidator(1, 99999, self)

        amtEdit = QLineEdit()
        amtEdit.setValidator(validator)
        amtEdit.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignVCenter)
        amtEdit.returnPressed.connect(self.okClicked)
        amtEdit.setText(str(currentAmount))
        amtEdit.selectAll()

        okButton = QPushButton('OK')
        okButton.clicked.connect(self.okClicked)

        amtLayout = QHBoxLayout()
        amtLayout.addWidget(amtTitle)
        amtLayout.addWidget(amtEdit)
        amtLayout.addWidget(okButton)

        self.setLayout(amtLayout)
        retValue = self.exec()
        if retValue:
            return amtEdit.text()
        else:
            return 0
Ejemplo n.º 3
0
class MyWindow(QWidget):
    def __init__(self):
        super().__init__()

        vbox1 = QVBoxLayout()
        self.my_lineedit = QLineEdit("What type of photo are you looking for?")
        self.my_lineedit.setMinimumWidth(250)
        self.my_lineedit.selectAll()
        self.my_btn = QPushButton("Submit")
        self.my_lbl = QLabel('')
        self.my_btn.clicked.connect(self.on_submit)
        self.my_lineedit.returnPressed.connect(self.on_submit)
        vbox1.addWidget(self.my_lineedit)
        vbox1.addWidget(self.my_btn)
        vbox1.addWidget(self.my_lbl)
        self.setLayout(vbox1)

        gbox1 = QGroupBox('Photo Search')
        gbox1.setLayout(vbox1)

        self.my_list = [
            "Pick a filter", 'None', 'Sepia', 'Negative', 'Grayscale',
            'Thumbnail'
        ]
        #                        0             1       2          3           4          5
        self.my_combo_box = QComboBox()
        self.my_combo_box.addItems(self.my_list)
        self.my_label = QLabel("")

        vbox2 = QVBoxLayout()
        vbox2.addWidget(self.my_combo_box)
        vbox2.addWidget(self.my_label)

        self.setLayout(vbox2)
        self.my_combo_box.currentIndexChanged.connect(self.update_ui)

        gbox2 = QGroupBox("Filters")
        gbox2.setLayout(vbox2)

        mbox = QVBoxLayout()
        mbox.addWidget(gbox1)
        mbox.addWidget(gbox2)

        self.setLayout(mbox)
        self.setWindowTitle("CST 205 App")

    @Slot()
    def on_submit(self):
        your_photo = self.my_lineedit.text()
        self.my_lbl.setText(f'Your photo is {your_photo}')

    @Slot()
    def update_ui(self):
        my_text = self.my_combo_box.currentText()
        my_index = self.my_combo_box.currentIndex()
        self.my_label.setText(f'You chose {self.my_list[my_index]}.')
Ejemplo n.º 4
0
class TextInput():

    def __init__(self, suggestion='', input_valid_callback = None):

        self.input_valid_callback = input_valid_callback

        self.menu = QMenu()

        self.lb = QWidgetAction(None)

        self.widget = QWidget(None)
        self.layout = QHBoxLayout()
        self.button = QPushButton()
        self.button.setText("Ok")
        self.le = QLineEdit()

        self.layout.addWidget(self.le)
        self.layout.addWidget(self.button)
        self.widget.setLayout(self.layout)

        self.button.pressed.connect(self.done)

        self.le.textEdited.connect(self.check_input)
        self.eventFilter = EnterKeyPressFilter()
        self.eventFilter.callback = self.done
        self.le.installEventFilter(self.eventFilter)

        self.lb.setDefaultWidget(self.widget)

        self.menu.addAction(self.lb)

        self.le.setText(suggestion)
        self.le.setFocus()
        self.le.selectAll()

        self.result = None

    def show(self, pos):
        self.menu.exec_(pos)
        return self.result

    def done(self):
        self.result = self.le.text()
        self.menu.close()

    def check_input(self):
        if self.input_valid_callback is not None:
            result = self.input_valid_callback(self.le.text())
            if result:
                self.le.setStyleSheet('')
            else:
                self.le.setStyleSheet('background: pink')



        return None
Ejemplo n.º 5
0
class EditTextModal(QDialog):
    def __init__(self, oldText, windowTitle):
        QDialog.__init__(self)
        self.setGeometry(125, 100, 200, 0)
        self.setModal(True)
        self.setWindowTitle(windowTitle)
        self.oldText = oldText
        self.show()

    def getData(self):

        titleLabel = QLabel('Title: ')

        self.titleEdit = QLineEdit()
        self.titleEdit.setAlignment(QtCore.Qt.AlignLeft
                                    | QtCore.Qt.AlignVCenter)
        self.titleEditSs = self.titleEdit.styleSheet()
        self.titleEdit.textChanged.connect(
            lambda text: self.titleEdit.setStyleSheet(self.titleEditSs))
        self.titleEdit.setMaxLength(20)
        self.titleEdit.returnPressed.connect(self.okClicked)
        self.titleEdit.setText(self.oldText)
        self.titleEdit.selectAll()

        okButton = QPushButton('OK')
        okButton.clicked.connect(self.okClicked)

        menuLayout = QVBoxLayout()

        topLine = QHBoxLayout()
        topLine.addWidget(titleLabel)
        topLine.addWidget(self.titleEdit)

        menuLayout.addLayout(topLine)
        menuLayout.addWidget(okButton)

        self.setLayout(menuLayout)
        retValue = self.exec()
        if retValue:
            return self.titleEdit.text()
        else:
            return 0

    def okClicked(self):
        validator = re.compile('.*\S.*')
        if not re.match(validator, self.titleEdit.text()):
            self.titleEdit.setStyleSheet("border: 2px solid red;")
        else:
            self.accept()

    def cancelClicked(self):
        self.reject()
Ejemplo n.º 6
0
class Example(QWidget):
    def __init__(self):
        super().__init__()
        self.initUI()
        self.num = randint(1, 100)

    def initUI(self):
        self.setGeometry(300, 300, 300, 300)
        self.setWindowTitle("guess")
        self.setWindowIcon(QIcon('icon.jpg'))

        self.bt1 = QPushButton("我猜", self)
        self.bt1.setGeometry(115, 150, 70, 30)
        self.bt1.setToolTip('<b>点击这里猜游戏</b>')
        self.bt1.clicked.connect(self.showMessage)

        self.text = QLineEdit('在这里输入数字', self)
        self.text.selectAll()
        self.text.setFocus()
        self.text.setGeometry(80, 50, 150, 30)

        self.show()

    def showMessage(self):

        guessnumber = int(self.text.text())
        print(self.num)

        if guessnumber > self.num:
            QMessageBox.about(self, '看结果', '猜大了!')
            self.text.setFocus()

        elif guessnumber < self.num:
            QMessageBox.about(self, '看结果', '猜小了!')
            self.text.setFocus()

        else:
            QMessageBox.about(self, '看结果', '答对了!进入下一轮!')
            self.num = randint(1, 100)
            self.text.clear()
            self.text.setFocus()

    def closeEvent(self, event):

        reply = QMessageBox.question(self, '确认', '确认退出吗',
                                     QMessageBox.Yes | QMessageBox.No,
                                     QMessageBox.No)

        if reply == QMessageBox.Yes:
            event.accept()
        else:
            event.ignore()
Ejemplo n.º 7
0
class SearchRouteList(QWidget):
    def __init__(self, routes):
        super().__init__()

        self.route_list = RouteList(routes)
        self.scroll_area = QScrollArea()
        self.scroll_area.setWidget(self.route_list)
        self.scroll_area.setWidgetResizable(False)
        self.scroll_area.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.scroll_area.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)

        self.search_line = QLineEdit()
        self.search_line.setPlaceholderText('Search')
        self.search_line.textChanged.connect(self.search)
        self.search_line.returnPressed.connect(self.select_first_visible)

        layout = QVBoxLayout()
        layout.addWidget(self.search_line)
        layout.addWidget(self.scroll_area)

        self.setLayout(layout)

    def search(self):
        text_elements = self.search_line.text().lower().split(' ')

        for button in self.route_list.buttons:
            visible = all(text_element in button.text().lower()
                          for text_element in text_elements)
            button.setVisible(visible)

    def select_first_visible(self):
        for button in self.route_list.buttons:
            if button.isVisible():
                button.animateClick()
                return

    def select_route_with_name(self, name):
        for route, button in self.route_list.route_per_button.items():
            if route.name == name:
                button.animateClick()
                return

    def set_search(self, text):
        self.search_line.setText(text)

    def current_search(self):
        return self.search_line.text()

    def focus(self):
        self.search_line.setFocus()
        self.search_line.selectAll()
Ejemplo n.º 8
0
class CellBase(Observation, QWidget):
    def __init__(self, subject, index):
        Observation.__init__(self, subject)
        QWidget.__init__(self)

        self.index = index
        self.selected = False

        self._initNameLabel()

    def _initNameLabel(self):
        self.nameLabel = QLineEdit(self)
        self.nameLabel.setWindowFlags(Qt.FramelessWindowHint)
        self.nameLabel.setStyleSheet("background: transparent; border: none;")
        self.nameLabel.setMaxLength(30)
        self.nameLabel.setContextMenuPolicy(Qt.NoContextMenu)
        self.nameLabel.textChanged.connect(self.onNameChanged)
        self.nameLabel.editingFinished.connect(self.onEditingNameFinished)

    def editNameResponder(self, e):
        if self.selected:
            self.nameLabel.setFocus()
            self.nameLabel.selectAll()

    def onNameChanged(self, name):
        pass

    def onEditingNameFinished(self):
        self.nameLabel.clearFocus()

    def setSelected(self, value):
        self.selected = value
        self.updateStyle()

    def updateStyle(self):
        pass

    def setName(self, name):
        self.nameLabel.setText(name)

    def name(self):
        return self.nameLabel.text()

    def delete(self):
        self.unregister()
        self.setParent(None)
        self.deleteLater()
Ejemplo n.º 9
0
    def createEditor(self, parent, option, index):
        """
        Create the editor widget for the table
        """
        if index.column() == 0:
            # Customer Name Column
            cellWidget = QLineEdit(parent=parent)
            cellWidget.setText(index.data())
            cellWidget.selectAll()
        else:
            # Time Column
            cellWidget = QTimeEdit(parent=parent)
            cellWidget.setTime(
                dt.datetime.strptime(index.data(), '%H:%M').time())

        cellWidget.setAlignment(Qt.AlignCenter)
        return cellWidget
Ejemplo n.º 10
0
    def _init_widgets(self):
        prompt_lbl = QLabel(self)
        prompt_lbl.setText(self.prompt_text)

        input_edt = QLineEdit(parent=self)
        input_edt.setText(self.initial_input_text)
        input_edt.selectAll()
        self.input_edt = input_edt

        prompt_input_lyt = QHBoxLayout()
        prompt_input_lyt.addWidget(prompt_lbl)
        prompt_input_lyt.addWidget(input_edt)
        self.main_layout.addLayout(prompt_input_lyt)

        buttons = QDialogButtonBox(parent=self)
        buttons.setStandardButtons(QDialogButtonBox.StandardButton.Cancel
                                   | QDialogButtonBox.StandardButton.Ok)
        buttons.accepted.connect(self._on_ok_clicked)
        buttons.rejected.connect(self.close)
        buttons_lyt = QHBoxLayout()
        buttons_lyt.addWidget(buttons)
        self.main_layout.addLayout(buttons_lyt)
Ejemplo n.º 11
0
class NodeChoiceWidget(QWidget):
    def __init__(self, flow, nodes):
        super(NodeChoiceWidget, self).__init__()

        self.flow = flow

        self.all_nodes = sort_nodes(nodes)  # copy, no ref

        self.nodes = []

        # 'current_nodes' are the currently selectable ones, they get recreated every time update_view() is called
        self.current_nodes = []
        self.all_current_node_widgets = []
        self.active_node_widget_index = -1
        self.active_node_widget = None

        self.reset_list()

        self.node_widget_index_counter = 0

        self.setMinimumWidth(260)
        self.setFixedHeight(450)

        self.main_layout = QVBoxLayout(self)
        self.main_layout.setAlignment(Qt.AlignTop)
        self.setLayout(self.main_layout)

        # adding all stuff to the layout
        self.search_line_edit = QLineEdit(self)
        self.search_line_edit.setPlaceholderText('search for node...')
        self.search_line_edit.textChanged.connect(self.update_view)
        self.layout().addWidget(self.search_line_edit)

        self.list_scroll_area = QScrollArea(self)
        self.list_scroll_area.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
        self.list_scroll_area.setHorizontalScrollBarPolicy(
            Qt.ScrollBarAsNeeded)
        self.list_scroll_area.setWidgetResizable(True)

        self.list_scroll_area_widget = QWidget()
        self.list_scroll_area.setWidget(self.list_scroll_area_widget)

        self.list_layout = QVBoxLayout()
        self.list_layout.setAlignment(Qt.AlignTop)
        self.list_scroll_area_widget.setLayout(self.list_layout)

        self.layout().addWidget(self.list_scroll_area)

        self.setFixedHeight(400)

        self.update_view('')

        try:
            f = open('resources/stylesheets/dark_node_choice_widget.txt')
            self.setStyleSheet(f.read())
            f.close()
        except FileNotFoundError:
            pass

        self.search_line_edit.setFocus()

    def mousePressEvent(self, event):
        QWidget.mousePressEvent(self, event)
        event.accept()

    def keyPressEvent(self, event):
        if event.key() == Qt.Key_Escape:
            self.flow.hide_node_choice_widget()

        if event.key() == Qt.Key_Down:
            index = self.active_node_widget_index+1 if \
                self.active_node_widget_index+1 < len(self.all_current_node_widgets) else 0
            self.set_active_node_widget_index(index)
        if event.key() == Qt.Key_Up:
            index = self.active_node_widget_index-1 if \
                self.active_node_widget_index-1 > -1 else len(self.all_current_node_widgets)-1
            self.set_active_node_widget_index(index)

        if event.key() == Qt.Key_Return:
            if len(self.all_current_node_widgets) > 0:
                self.place_node(self.active_node_widget_index)

    def wheelEvent(self, event):
        QWidget.wheelEvent(self, event)
        event.accept()

    def refocus(self):
        self.search_line_edit.setFocus()
        self.search_line_edit.selectAll()

    def update_list(self, nodes):
        self.nodes = sort_nodes(nodes)

    def reset_list(self):
        self.nodes = self.all_nodes

    def update_view(self, text=''):
        text = text.lower()
        for i in reversed(range(self.list_layout.count())):
            self.list_layout.itemAt(i).widget().setParent(None)

        self.current_nodes.clear()
        self.all_current_node_widgets.clear()

        self.node_widget_index_counter = 0

        # select valid elements from text
        # nodes
        nodes_names_dict = {}
        for n in self.nodes:
            nodes_names_dict[n] = n.title.lower()
        sorted_indices = self.get_sorted_dict_matching_search(
            nodes_names_dict, text)
        for n, index in sorted_indices.items():
            self.current_nodes.append(n)

        # nodes
        if len(self.current_nodes) > 0:
            nodes_label = QLabel('Hover for description')
            nodes_label_font = QFont('Poppins')
            nodes_label_font.setPixelSize(15)
            nodes_label.setStyleSheet('color: #9bbf9dff; border: none;')
            nodes_label.setFont(nodes_label_font)
            self.list_layout.addWidget(nodes_label)

            for n in self.current_nodes:
                node_widget = self.create_list_item_widget(n)
                self.list_layout.addWidget(node_widget)
                self.all_current_node_widgets.append(node_widget)

        if len(self.all_current_node_widgets) > 0:
            self.set_active_node_widget_index(0)

        # self.setFixedWidth(self.minimumWidth())
        # print(self.list_scroll_area_widget.width())

    def get_sorted_dict_matching_search(self, items_dict, text):
        indices_dict = {}
        for item, name in items_dict.items(
        ):  # the strings are already lowered here
            Debugger.debug(item, name, text)
            if name.__contains__(text):
                index = name.index(text)
                indices_dict[item] = index
        return {
            k: v
            for k, v in sorted(indices_dict.items(), key=lambda i: i[1])
        }

    def create_list_item_widget(self, node):
        node_widget = NodeWidget(self, node)  # , self.node_images[node])
        node_widget.custom_focused_from_inside.connect(
            self.node_widget_focused_from_inside)
        node_widget.setObjectName('node_widget_' +
                                  str(self.node_widget_index_counter))
        self.node_widget_index_counter += 1
        node_widget.chosen.connect(self.node_widget_chosen)

        return node_widget

    def node_widget_focused_from_inside(self):
        self.set_active_node_widget_index(
            self.all_current_node_widgets.index(self.sender()))

    def set_active_node_widget_index(self, index):
        self.active_node_widget_index = index
        node_widget = self.all_current_node_widgets[index]

        if self.active_node_widget:
            self.active_node_widget.set_custom_focus(False)

        node_widget.set_custom_focus(True)
        self.active_node_widget = node_widget
        self.list_scroll_area.ensureWidgetVisible(self.active_node_widget)

    def node_widget_chosen(
        self
    ):  # gets called when the user clicks on a node widget with the mouse
        self.flow.ignore_mouse_event = True  # otherwise, it will receive a mouse press event

        index = int(
            self.sender().objectName()[self.sender().objectName().rindex('_') +
                                       1:])
        self.place_node(index)

    def place_node(self, index):
        node_index = index
        node = self.current_nodes[node_index]
        self.flow.place_node__cmd(node)

        self.flow.hide_node_choice_widget()
Ejemplo n.º 12
0
class OrganizationEditDialog(QDialog):
    def __init__(self, organization, is_new=False):
        super().__init__(GlobalAccess().get_main_window())
        assert (isinstance(organization, Organization))
        self.current_object = organization
        self.is_new = is_new

    def exec_(self):
        self.init_ui()
        self.set_values_from_model()
        return super().exec_()

    def init_ui(self):
        self.setWindowTitle(_('Team properties'))
        self.setWindowIcon(QIcon(config.ICON))
        self.setSizeGripEnabled(False)
        self.setModal(True)

        self.layout = QFormLayout(self)

        self.label_name = QLabel(_('Name'))
        self.item_name = QLineEdit()
        self.item_name.textChanged.connect(self.check_name)
        self.layout.addRow(self.label_name, self.item_name)

        self.label_code = QLabel(_('Code'))
        self.item_code = QLineEdit()
        self.layout.addRow(self.label_code, self.item_code)

        self.label_country = QLabel(_('Country'))
        self.item_country = AdvComboBox()
        self.item_country.addItems(get_countries())
        self.layout.addRow(self.label_country, self.item_country)

        self.label_region = QLabel(_('Region'))
        self.item_region = AdvComboBox()
        self.item_region.addItems(get_regions())
        self.layout.addRow(self.label_region, self.item_region)

        self.label_contact = QLabel(_('Contact'))
        self.item_contact = QLineEdit()
        self.layout.addRow(self.label_contact, self.item_contact)

        def cancel_changes():
            self.close()

        def apply_changes():
            try:
                self.apply_changes_impl()
            except Exception as e:
                logging.error(str(e))
            self.close()

        button_box = QDialogButtonBox(QDialogButtonBox.Ok
                                      | QDialogButtonBox.Cancel)
        self.button_ok = button_box.button(QDialogButtonBox.Ok)
        self.button_ok.setText(_('OK'))
        self.button_ok.clicked.connect(apply_changes)
        self.button_cancel = button_box.button(QDialogButtonBox.Cancel)
        self.button_cancel.setText(_('Cancel'))
        self.button_cancel.clicked.connect(cancel_changes)
        self.layout.addRow(button_box)

        self.show()

    def check_name(self):
        name = self.item_name.text()
        self.button_ok.setDisabled(False)
        if name and name != self.current_object.name:
            org = find(race().organizations, name=name)
            if org:
                self.button_ok.setDisabled(True)

    def set_values_from_model(self):

        self.item_name.setText(self.current_object.name)
        self.item_name.selectAll()

        self.item_code.setText(self.current_object.code)
        self.item_country.setCurrentText(self.current_object.country)
        self.item_region.setCurrentText(self.current_object.region)
        self.item_contact.setText(self.current_object.contact)

    def apply_changes_impl(self):
        org = self.current_object
        assert (isinstance(org, Organization))
        if self.is_new:
            race().organizations.insert(0, org)

        org.name = self.item_name.text()
        org.code = self.item_code.text()
        org.country = self.item_country.currentText()
        org.region = self.item_region.currentText()
        org.contact = self.item_contact.text()

        Teamwork().send(org.to_dict())
Ejemplo n.º 13
0
class View(QMainWindow):
    """View component of the MVC application.

    Presents the state of the application as well as the available means of
    interaction. Receives updates about the state from the Model and informs
    Controller about user interactions.

    """
    def __init__(self, model, controller):
        """Define GUI elements and their layout.

        Parameters
        ----------
        model : QObject
            Model component of the MVC application.
        controller : QObject
            Controller component of the MVC application.
        """
        super().__init__()

        self._model = model
        self._controller = controller
        self.segmentcursor = False
        self.togglecolors = {"#1f77b4": "m", "m": "#1f77b4"}

        self.setWindowTitle("biopeaks")
        self.setGeometry(50, 50, 1750, 750)
        self.setWindowIcon(QIcon(":/python_icon.png"))

        # Figure for biosignal.
        self.figure0 = Figure()
        self.canvas0 = FigureCanvas(self.figure0)
        # Enforce minimum height, otherwise resizing with self.splitter causes
        # mpl to throw an error because figure is resized to height 0. The
        # widget can still be fully collapsed with self.splitter.
        self.canvas0.setMinimumHeight(1)  # in pixels
        self.ax00 = self.figure0.add_subplot(1, 1, 1)
        self.ax00.set_frame_on(False)
        self.figure0.subplots_adjust(left=0.04, right=0.98, bottom=0.25)
        self.line00 = None
        self.scat = None
        self.segmentspan = None

        # Figure for marker.
        self.figure1 = Figure()
        self.canvas1 = FigureCanvas(self.figure1)
        self.canvas1.setMinimumHeight(1)
        self.ax10 = self.figure1.add_subplot(1, 1, 1, sharex=self.ax00)
        self.ax10.get_xaxis().set_visible(False)
        self.ax10.set_frame_on(False)
        self.figure1.subplots_adjust(left=0.04, right=0.98)
        self.line10 = None

        # Figure for statistics.
        self.figure2 = Figure()
        self.canvas2 = FigureCanvas(self.figure2)
        self.canvas2.setMinimumHeight(1)
        self.ax20 = self.figure2.add_subplot(3, 1, 1, sharex=self.ax00)
        self.ax20.get_xaxis().set_visible(False)
        self.ax20.set_frame_on(False)
        self.line20 = None
        self.ax21 = self.figure2.add_subplot(3, 1, 2, sharex=self.ax00)
        self.ax21.get_xaxis().set_visible(False)
        self.ax21.set_frame_on(False)
        self.line21 = None
        self.ax22 = self.figure2.add_subplot(3, 1, 3, sharex=self.ax00)
        self.ax22.get_xaxis().set_visible(False)
        self.ax22.set_frame_on(False)
        self.line22 = None
        self.figure2.subplots_adjust(left=0.04, right=0.98)

        self.navitools = CustomNavigationToolbar(self.canvas0, self)

        # Peak editing.
        self.editcheckbox = QCheckBox("editable", self)
        self.editcheckbox.stateChanged.connect(self._model.set_peakseditable)

        # Peak saving during batch processing.
        self.savecheckbox = QCheckBox("save during batch processing", self)
        self.savecheckbox.stateChanged.connect(self._model.set_savebatchpeaks)

        # Peak auto-correction during batch processing.
        self.correctcheckbox = QCheckBox("correct during batch processing",
                                         self)
        self.correctcheckbox.stateChanged.connect(
            self._model.set_correctbatchpeaks)

        # Selection of stats for saving.
        self.periodcheckbox = QCheckBox("period", self)
        self.periodcheckbox.stateChanged.connect(
            lambda: self.select_stats("period"))
        self.ratecheckbox = QCheckBox("rate", self)
        self.ratecheckbox.stateChanged.connect(
            lambda: self.select_stats("rate"))
        self.tidalampcheckbox = QCheckBox("tidal amplitude", self)
        self.tidalampcheckbox.stateChanged.connect(
            lambda: self.select_stats("tidalamp"))

        # Channel selection.
        self.sigchanmenulabel = QLabel("biosignal")
        self.sigchanmenu = QComboBox(self)
        self.sigchanmenu.addItem("A1")
        self.sigchanmenu.addItem("A2")
        self.sigchanmenu.addItem("A3")
        self.sigchanmenu.addItem("A4")
        self.sigchanmenu.addItem("A5")
        self.sigchanmenu.addItem("A6")
        self.sigchanmenu.currentTextChanged.connect(self._model.set_signalchan)
        self._model.set_signalchan(
            self.sigchanmenu.currentText())  # initialize with default value

        self.markerchanmenulabel = QLabel("marker")
        self.markerchanmenu = QComboBox(self)
        self.markerchanmenu.addItem("none")
        self.markerchanmenu.addItem("I1")
        self.markerchanmenu.addItem("I2")
        self.markerchanmenu.addItem("A1")
        self.markerchanmenu.addItem("A2")
        self.markerchanmenu.addItem("A3")
        self.markerchanmenu.addItem("A4")
        self.markerchanmenu.addItem("A5")
        self.markerchanmenu.addItem("A6")
        self.markerchanmenu.currentTextChanged.connect(
            self._model.set_markerchan)
        self._model.set_markerchan(self.markerchanmenu.currentText())

        # Processing mode.
        self.batchmenulabel = QLabel("mode")
        self.batchmenu = QComboBox(self)
        self.batchmenu.addItem("single file")
        self.batchmenu.addItem("multiple files")
        self.batchmenu.currentTextChanged.connect(self._model.set_batchmode)
        self.batchmenu.currentTextChanged.connect(self.toggle_options)
        self._model.set_batchmode(self.batchmenu.currentText())
        self.toggle_options(self.batchmenu.currentText())

        # Modality selection.
        self.modmenulabel = QLabel("modality")
        self.modmenu = QComboBox(self)
        self.modmenu.addItem("ECG")
        self.modmenu.addItem("PPG")
        self.modmenu.addItem("RESP")
        self.modmenu.currentTextChanged.connect(self._model.set_modality)
        self.modmenu.currentTextChanged.connect(self.toggle_options)
        self._model.set_modality(self.modmenu.currentText())
        self.toggle_options(self.modmenu.currentText())

        # Segment selection. This widget can be openend / set visible from
        # the menu and closed from within itself (see mapping of segmentermap).
        self.segmentermap = QSignalMapper(self)
        self.segmenter = QDockWidget("select a segment", self)
        self.segmenter.setFeatures(
            QDockWidget.NoDockWidgetFeatures
        )  # disable closing such that widget can only be closed by confirming selection or custom button
        regex = QRegExp(
            "[0-9]*\.?[0-9]{4}")  # Limit number of decimals to four

        validator = QRegExpValidator(regex)

        self.startlabel = QLabel("start")
        self.startedit = QLineEdit()
        self.startedit.setValidator(validator)

        self.endlabel = QLabel("end")
        self.endedit = QLineEdit()
        self.endedit.setValidator(validator)

        segmentfromcursor = QAction(QIcon(":/mouse_icon.png"),
                                    "select with mouse", self)
        segmentfromcursor.triggered.connect(self.enable_segmentedit)
        self.startedit.addAction(segmentfromcursor, QLineEdit.TrailingPosition)
        self.endedit.addAction(segmentfromcursor, QLineEdit.TrailingPosition)

        self.previewedit = QPushButton("preview segment")
        lambdafn = lambda: self._model.set_segment(
            [self.startedit.text(), self.endedit.text()])
        self.previewedit.clicked.connect(lambdafn)

        self.confirmedit = QPushButton("confirm segment")
        self.confirmedit.clicked.connect(self._controller.segment_dataset)
        self.confirmedit.clicked.connect(self.segmentermap.map)
        self.segmentermap.setMapping(self.confirmedit, 0)

        self.abortedit = QPushButton("abort segmentation")
        self.abortedit.clicked.connect(self.segmentermap.map)
        self.segmentermap.setMapping(self.abortedit,
                                     2)  # resets the segment to None

        self.segmenterlayout = QFormLayout()
        self.segmenterlayout.addRow(self.startlabel, self.startedit)
        self.segmenterlayout.addRow(self.endlabel, self.endedit)
        self.segmenterlayout.addRow(self.previewedit)
        self.segmenterlayout.addRow(self.confirmedit)
        self.segmenterlayout.addRow(self.abortedit)
        self.segmenterwidget = QWidget()
        self.segmenterwidget.setLayout(self.segmenterlayout)
        self.segmenter.setWidget(self.segmenterwidget)

        self.segmenter.setVisible(False)
        self.segmenter.setAllowedAreas(Qt.RightDockWidgetArea)
        self.addDockWidget(Qt.RightDockWidgetArea, self.segmenter)

        # Custom file dialog.
        regex = QRegExp("[1-9][0-9]")
        validator = QRegExpValidator(regex)

        self.signallabel = QLabel("biosignal column")
        self.signaledit = QLineEdit()
        self.signaledit.setValidator(validator)

        self.markerlabel = QLabel("marker column")
        self.markeredit = QLineEdit()
        self.markeredit.setValidator(validator)

        regex = QRegExp("[0-9]{2}")
        validator = QRegExpValidator(regex)

        self.headerrowslabel = QLabel("number of header rows")
        self.headerrowsedit = QLineEdit()
        self.headerrowsedit.setValidator(validator)

        regex = QRegExp("[0-9]{5}")
        validator = QRegExpValidator(regex)

        self.sfreqlabel = QLabel("sampling rate")
        self.sfreqedit = QLineEdit()
        self.sfreqedit.setValidator(validator)

        self.separatorlabel = QLabel("column separator")
        self.separatormenu = QComboBox(self)
        self.separatormenu.addItem("comma")
        self.separatormenu.addItem("tab")
        self.separatormenu.addItem("colon")
        self.separatormenu.addItem("space")

        self.continuecustomfile = QPushButton("continue loading file")
        self.continuecustomfile.clicked.connect(self.set_customheader)

        self.customfiledialog = QDialog()
        self.customfiledialog.setWindowTitle("custom file info")
        self.customfiledialog.setWindowIcon(QIcon(":/file_icon.png"))
        self.customfiledialog.setWindowFlags(
            Qt.WindowCloseButtonHint
        )  # remove help button by only setting close button
        self.customfilelayout = QFormLayout()
        self.customfilelayout.addRow(self.signallabel, self.signaledit)
        self.customfilelayout.addRow(self.markerlabel, self.markeredit)
        self.customfilelayout.addRow(self.separatorlabel, self.separatormenu)
        self.customfilelayout.addRow(self.headerrowslabel, self.headerrowsedit)
        self.customfilelayout.addRow(self.sfreqlabel, self.sfreqedit)
        self.customfilelayout.addRow(self.continuecustomfile)
        self.customfiledialog.setLayout(self.customfilelayout)

        # Layout.
        menubar = self.menuBar()

        signalmenu = menubar.addMenu("biosignal")

        openSignal = signalmenu.addMenu("load")
        openEDF = QAction("EDF", self)
        openEDF.triggered.connect(lambda: self._model.set_filetype("EDF"))
        openEDF.triggered.connect(self._controller.load_channels)
        openSignal.addAction(openEDF)
        openOpenSignals = QAction("OpenSignals", self)
        openOpenSignals.triggered.connect(
            lambda: self._model.set_filetype("OpenSignals"))
        openOpenSignals.triggered.connect(self._controller.load_channels)
        openSignal.addAction(openOpenSignals)
        openCustom = QAction("Custom", self)
        openCustom.triggered.connect(
            lambda: self._model.set_filetype("Custom"))
        openCustom.triggered.connect(lambda: self.customfiledialog.exec_())
        openSignal.addAction(openCustom)

        segmentSignal = QAction("select segment", self)
        segmentSignal.triggered.connect(self.segmentermap.map)
        self.segmentermap.setMapping(segmentSignal, 1)
        signalmenu.addAction(segmentSignal)

        self.segmentermap.mapped.connect(self.toggle_segmenter)

        saveSignal = QAction("save", self)
        saveSignal.triggered.connect(self._controller.save_channels)
        signalmenu.addAction(saveSignal)

        peakmenu = menubar.addMenu("peaks")

        findPeaks = QAction("find", self)
        findPeaks.triggered.connect(self._controller.find_peaks)
        peakmenu.addAction(findPeaks)

        autocorrectPeaks = QAction("autocorrect", self)
        autocorrectPeaks.triggered.connect(self._controller.autocorrect_peaks)
        peakmenu.addAction(autocorrectPeaks)

        savePeaks = QAction("save", self)
        savePeaks.triggered.connect(self._controller.save_peaks)
        peakmenu.addAction(savePeaks)

        loadPeaks = QAction("load", self)
        loadPeaks.triggered.connect(self._controller.load_peaks)
        peakmenu.addAction(loadPeaks)

        statsmenu = menubar.addMenu("statistics")

        calculateStats = QAction("calculate", self)
        calculateStats.triggered.connect(self._controller.calculate_stats)
        statsmenu.addAction(calculateStats)

        saveStats = QAction("save", self)
        saveStats.triggered.connect(self._controller.save_stats)
        statsmenu.addAction(saveStats)

        self.statusBar = QStatusBar()
        self.setStatusBar(self.statusBar)
        self.progressBar = QProgressBar(self)
        self.progressBar.setRange(0, 1)
        self.statusBar.addPermanentWidget(self.progressBar)
        self.currentFile = QLabel()
        self.statusBar.addPermanentWidget(self.currentFile)

        self.centwidget = QWidget()  # contains figures and navigationtoolbar
        self.setCentralWidget(self.centwidget)

        self.canvas0.setFocusPolicy(
            Qt.ClickFocus
        )  # only widgets (e.g. canvas) that currently have focus capture keyboard input
        self.canvas0.setFocus()
        self.canvas0.mpl_connect(
            "key_press_event", self._controller.edit_peaks
        )  # connect canvas to keyboard input for peak editing
        self.canvas0.mpl_connect(
            "button_press_event",
            self.get_xcursor)  # connect canvas to mouse input for peak editing

        self.splitter = QSplitter(
            Qt.Vertical
        )  # arrange the three figure canvases in splitter object
        self.splitter.setOpaqueResize(
            False)  # resizing gets very slow otherwise once axes are populated
        self.splitter.addWidget(self.canvas0)
        self.splitter.addWidget(self.canvas1)
        self.splitter.addWidget(self.canvas2)
        self.splitter.setChildrenCollapsible(False)

        self.vlayout0 = QVBoxLayout(self.centwidget)
        self.vlayout1 = QVBoxLayout()
        self.vlayoutA = QFormLayout()
        self.vlayoutB = QFormLayout()
        self.vlayoutC = QVBoxLayout()
        self.vlayoutD = QVBoxLayout()
        self.hlayout0 = QHBoxLayout()

        self.optionsgroupA = QGroupBox("processing options")
        self.vlayoutA.addRow(self.modmenulabel, self.modmenu)
        self.vlayoutA.addRow(self.batchmenulabel, self.batchmenu)
        self.optionsgroupA.setLayout(self.vlayoutA)

        self.optionsgroupB = QGroupBox("channels")
        self.vlayoutB.addRow(self.sigchanmenulabel, self.sigchanmenu)
        self.vlayoutB.addRow(self.markerchanmenulabel, self.markerchanmenu)
        self.optionsgroupB.setLayout(self.vlayoutB)

        self.optionsgroupC = QGroupBox("peaks")
        self.vlayoutC.addWidget(self.editcheckbox)
        self.vlayoutC.addWidget(self.savecheckbox)
        self.vlayoutC.addWidget(self.correctcheckbox)
        self.optionsgroupC.setLayout(self.vlayoutC)

        self.optionsgroupD = QGroupBox("select statistics for saving")
        self.vlayoutD.addWidget(self.periodcheckbox)
        self.vlayoutD.addWidget(self.ratecheckbox)
        self.vlayoutD.addWidget(self.tidalampcheckbox)
        self.optionsgroupD.setLayout(self.vlayoutD)

        self.vlayout1.addWidget(self.optionsgroupA)
        self.vlayout1.addWidget(self.optionsgroupB)
        self.vlayout1.addWidget(self.optionsgroupC)
        self.vlayout1.addWidget(self.optionsgroupD)
        self.optionsgroupwidget = QWidget()
        self.optionsgroupwidget.setLayout(self.vlayout1)
        self.optionsgroup = QDockWidget("configurations", self)
        self.optionsgroup.setAllowedAreas(Qt.LeftDockWidgetArea)
        self.toggleoptionsgroup = self.optionsgroup.toggleViewAction()
        self.toggleoptionsgroup.setText("show/hide configurations")
        menubar.addAction(self.toggleoptionsgroup)
        self.optionsgroup.setWidget(self.optionsgroupwidget)
        self.addDockWidget(Qt.LeftDockWidgetArea, self.optionsgroup)

        self.vlayout0.addWidget(self.splitter)

        self.hlayout0.addWidget(self.navitools)
        self.vlayout0.addLayout(self.hlayout0)

        # Subscribe to updates from the Model.
        self._model.signal_changed.connect(self.plot_signal)
        self._model.marker_changed.connect(self.plot_marker)
        self._model.peaks_changed.connect(self.plot_peaks)
        self._model.period_changed.connect(self.plot_period)
        self._model.rate_changed.connect(self.plot_rate)
        self._model.tidalamp_changed.connect(self.plot_tidalamp)
        self._model.path_changed.connect(self.display_path)
        self._model.segment_changed.connect(self.plot_segment)
        self._model.status_changed.connect(self.display_status)
        self._model.progress_changed.connect(self.display_progress)
        self._model.model_reset.connect(self.reset_plot)

    def plot_signal(self, signal):
        """Plot the biosignal.

        Receives updates in signal from Model.

        Parameters
        ----------
        signal : ndarray of float
            Vector representing the biosignal.

        See Also
        --------
        model.Model.signal
        """
        self.ax00.clear()
        self.ax00.relim()
        self.navitools.update()  # reset navitools history
        self.line00 = self.ax00.plot(self._model.sec, signal, zorder=1)
        self.ax00.set_xlabel("seconds", fontsize="large", fontweight="heavy")
        self.canvas0.draw()

    def plot_peaks(self, peaks):
        """Plot the extrema.

        Receives updates in peaks from Model.

        Parameters
        ----------
        peaks : ndarray of int
            Vector representing the extrema.

        See Also
        --------
        model.Model.peaks
        """
        if self.ax00.collections:  # self.scat is listed in ax.collections
            self.ax00.collections[0].remove()
        self.scat = self.ax00.scatter(self._model.sec[peaks],
                                      self._model.signal[peaks],
                                      c="m",
                                      zorder=2)
        self.canvas0.draw()

    def plot_segment(self, segment):
        """Show preview of segment.

        Receives updates in segment from Model.

        Parameters
        ----------
        segment : list of float
            The start and end of the segment in seconds.

        See Also
        --------
        model.Model.segment
        """
        if segment is None:  # if an invalid segment has been selected reset the segmenter interface
            self.toggle_segmenter(1)
            return
        if self.ax00.patches:  # self.segementspan is listed in ax.patches
            self.ax00.patches[0].remove()
        self.segmentspan = self.ax00.axvspan(segment[0],
                                             segment[1],
                                             color="m",
                                             alpha=0.25)
        self.canvas0.draw()
        self.confirmedit.setEnabled(True)

    def plot_marker(self, marker):
        """Plot the marker channel.

        Receives updates in marker from Model.

        Parameters
        ----------
        marker : list of ndarray
            Seconds element is vector representing the marker channel and first
            element is a vector representing the seconds associated with each
            sample in the marker channel.

        See Also
        --------
        model.Model.marker
        """
        self.ax10.clear()
        self.ax10.relim()
        self.line10 = self.ax10.plot(marker[0], marker[1])
        self.canvas1.draw()

    def plot_period(self, period):
        """Plot instantaneous period.

        Receives updates in period from Model.

        Parameters
        ----------
        period : ndarray of float
            Vector representing the instantaneous period.

        See Also
        --------
        model.Model.periodintp
        """
        self.ax20.clear()
        self.ax20.relim()
        self.navitools.home()
        if self._model.savestats["period"]:
            self.line20 = self.ax20.plot(self._model.sec, period, c="m")
        else:
            self.line20 = self.ax20.plot(self._model.sec, period)
        self.ax20.set_ylim(bottom=min(period), top=max(period))
        self.ax20.set_title("period", pad=0, fontweight="heavy")
        self.ax20.grid(True, axis="y")
        self.navitools.update()
        self.canvas2.draw()

    def plot_rate(self, rate):
        """Plot instantaneous rate.

        Receives updates in rate from Model.

        Parameters
        ----------
        rate : ndarray of float
            Vector representing the instantaneous rate.

        See Also
        --------
        model.Model.rateintp
        """
        self.ax21.clear()
        self.ax21.relim()
        self.navitools.home()
        if self._model.savestats["rate"]:
            self.line21 = self.ax21.plot(self._model.sec, rate, c="m")
        else:
            self.line21 = self.ax21.plot(self._model.sec, rate)
        self.ax21.set_ylim(bottom=min(rate), top=max(rate))
        self.ax21.set_title("rate", pad=0, fontweight="heavy")
        self.ax21.grid(True, axis="y")
        self.navitools.update()
        self.canvas2.draw()

    def plot_tidalamp(self, tidalamp):
        """Plot instantaneous tidal amplitude.

        Receives updates in tidal amplitude from Model.

        Parameters
        ----------
        tidalamp : ndarray of float
            Vector representing the instantaneous tidal amplitude.

        See Also
        --------
        model.Model.tidalampintp
        """
        self.ax22.clear()
        self.ax22.relim()
        self.navitools.home()
        if self._model.savestats["tidalamp"]:
            self.line22 = self.ax22.plot(self._model.sec, tidalamp, c="m")
        else:
            self.line22 = self.ax22.plot(self._model.sec, tidalamp)
        self.ax22.set_ylim(bottom=min(tidalamp), top=max(tidalamp))
        self.ax22.set_title("amplitude", pad=0, fontweight="heavy")
        self.ax22.grid(True, axis="y")
        self.navitools.update()
        self.canvas2.draw()

    def display_path(self, path):
        """Display the path to the current dataset.

        Receives update in path from Model.

        Parameters
        ----------
        path : str
            The path to the file containing the current dataset.

        See Also
        --------
        model.Model.rpathsignal
        """
        self.currentFile.setText(path)

    def display_status(self, status):
        """Display a status message.

        Receives updates in status message from Model.

        Parameters
        ----------
        status : str
            A status message.

        See Also
        --------
        model.Model.status
        """
        self.statusBar.showMessage(status)

    def display_progress(self, progress):
        """Display task progress.

        Receives updates in progress from Model.

        Parameters
        ----------
        progress : int
            Integer indicating the current task progress.

        See Also
        --------
        model.Model.progress, controller.Worker, controller.threaded
        """
        self.progressBar.setRange(
            0, progress)  # indicates busy state if progress is 0

    def toggle_segmenter(self, visibility_state):
        """Toggle visibility of segmenter widget.

        Parameters
        ----------
        visibility_state : int
            Update in state of the segmenter widget's visibility.
        """
        if not self._model.loaded:
            return
        if visibility_state == 1:  # open segmenter when called from signalmenu or clear segmenter upon selection of invalid segment
            self.segmenter.setVisible(True)
            self.confirmedit.setEnabled(False)
            self.startedit.clear()
            self.endedit.clear()
        elif visibility_state == 0:  # close segmenter after segment has been confirmed
            self.segmenter.setVisible(False)
        elif visibility_state == 2:  # close segmenter after segmentation has been aborted (reset segment)
            self._model.set_segment([0, 0])
            self.segmenter.setVisible(False)
        if self.ax00.patches:
            self.ax00.patches[0].remove()
            self.canvas0.draw()

    def enable_segmentedit(self):
        """Associate cursor position with a specific segmenter text field.

        Regulate if cursor position is associated with editing the start or
        end of a segment.
        """
        self.editcheckbox.setChecked(
            False)  # disable peak editing to avoid interference
        if self.startedit.hasFocus():
            self.segmentcursor = "start"
        elif self.endedit.hasFocus():
            self.segmentcursor = "end"

    def get_xcursor(self, mouse_event):
        """Retrieve input to segmenter text fields from cursor position.

        Retrieve the start or end of a segment in seconds from the current
        cursor position.

        Parameters
        ----------
        mouse_event : MouseEvent
            Event containing information about the current cursor position
            in data coordinates.

        See Also
        --------
        matplotlib.backend_bases.MouseEvent
        """
        if mouse_event.button != 1:  # 1 = left mouse button
            return
        if self.segmentcursor == "start":
            self.startedit.selectAll()
            self.startedit.insert("{:.2f}".format(
                mouse_event.xdata))  # limit number of decimal places to two
        elif self.segmentcursor == "end":
            self.endedit.selectAll()
            self.endedit.insert("{:.2f}".format(mouse_event.xdata))
        self.segmentcursor = False  # disable segment cursor again after value has been set

    def set_customheader(self):
        """Populate the customheader with inputs from the customfiledialog."""
        mandatoryfields = self.signaledit.text() and self.headerrowsedit.text(
        ) and self.sfreqedit.text(
        )  # check if one of the mandatory fields is missing

        if not mandatoryfields:
            self._model.status = (
                "Please provide values for 'biosignal column'"
                ", 'number of header rows' and 'sampling"
                " rate'.")
            return

        seps = {"comma": ",", "tab": "\t", "colon": ":", "space": " "}
        self._model.customheader = dict.fromkeys(
            self._model.customheader, None
        )  # reset header here since it cannot be reset in controller.load_chanels

        self._model.customheader["signalidx"] = int(self.signaledit.text())
        self._model.customheader["skiprows"] = int(self.headerrowsedit.text())
        self._model.customheader["sfreq"] = int(self.sfreqedit.text())
        self._model.customheader["separator"] = seps[
            self.separatormenu.currentText()]
        if self.markeredit.text():  # not mandatory
            self._model.customheader["markeridx"] = int(self.markeredit.text())

        self.customfiledialog.done(QDialog.Accepted)  # close the dialog window
        self._controller.load_channels()  # move on to file selection

    def select_stats(self, statistic):
        """Select statistics to be saved.

        Parameters
        ----------
        statistic : str
            The selected statistic.
        """
        self._model.savestats[
            statistic] ^= True  # toggle boolean with xor operator
        line = None
        if statistic == "period":
            if self.line20:
                line = self.line20[0]
        elif statistic == "rate":
            if self.line21:
                line = self.line21[0]
        elif statistic == "tidalamp":
            if self.line22:
                line = self.line22[0]
        if line:
            line.set_color(self.togglecolors[line.get_color()])
        self.canvas2.draw()

    def toggle_options(self, state):
        """Toggle availability of configuration options.

        Based on current state.

        Parameters
        ----------
        state : str
            The aspect of the current state to which the availability of
            configuration options needs to be adapted.
        """
        if state in ["ECG", "PPG"]:
            self.tidalampcheckbox.setEnabled(False)
            self.tidalampcheckbox.setChecked(False)
            self.ax22.set_visible(False)
            self.canvas2.draw()
        elif state == "RESP":
            self.tidalampcheckbox.setEnabled(True)
            self.ax22.set_visible(True)
            self.canvas2.draw()
        elif state == "multiple files":
            self.editcheckbox.setEnabled(False)
            self.editcheckbox.setChecked(False)
            self.savecheckbox.setEnabled(True)
            self.correctcheckbox.setEnabled(True)
            self.markerchanmenu.setEnabled(False)
        elif state == "single file":
            self.editcheckbox.setEnabled(True)
            self.markerchanmenu.setEnabled(True)
            self.savecheckbox.setEnabled(False)
            self.savecheckbox.setChecked(False)
            self.correctcheckbox.setEnabled(False)
            self.correctcheckbox.setChecked(False)

    def reset_plot(self):
        """Reset plot elements associated with the current dataset."""
        self.ax00.clear()
        self.ax00.relim()
        self.line00 = None
        self.scat = None
        self.segmentspan = None
        self.ax10.clear()
        self.ax10.relim()
        self.line10 = None
        self.ax20.clear()
        self.ax20.relim()
        self.line20 = None
        self.ax21.clear()
        self.ax21.relim()
        self.line21 = None
        self.ax22.clear()
        self.ax22.relim()
        self.line22 = None
        self.canvas0.draw()
        self.canvas1.draw()
        self.canvas2.draw()
        self.navitools.update()
        self.currentFile.clear()
Ejemplo n.º 14
0
class ResultWidget(QWidget):
    def __init__(self, route=None):
        super().__init__()

        layout = QVBoxLayout()
        self.route = route

        self.thread_pool = QThreadPool()

        layout_send = QHBoxLayout()
        self.send_button = QPushButton('Send')
        self.send_button.clicked.connect(self.make_request)

        self.search_line = QLineEdit()
        self.search_line.setPlaceholderText('Search')
        self.search_line.textChanged.connect(self.search_result_reset)
        self.search_line.returnPressed.connect(self.search_result)

        self.response_status_label = QLabel()
        self.response_status_label.setFont(FONT_ROUTE)
        self.response_status_label.hide()

        self.elapsed_time_label = QLabel()
        self.elapsed_time_label.setFont(FONT_ROUTE)
        self.elapsed_time_label.hide()

        self.search_summary_label = QLabel()
        self.search_summary_label.setFont(FONT_ROUTE)
        self.search_summary_label.hide()

        if route is not None:
            layout_send.addWidget(self.send_button)

        layout_send.addWidget(self.response_status_label)
        layout_send.addWidget(self.elapsed_time_label)
        layout_send.addStretch(1)

        layout_send.addWidget(self.search_summary_label)
        layout_send.addWidget(self.search_line)

        layout.addLayout(layout_send)

        self.result_text_edit = ResultTextEdit()
        self.result_text_edit.setReadOnly(True)
        self.result_text_edit.setFont(TEXT_FONT)
        self.result_text_edit.setContextMenuPolicy(Qt.NoContextMenu)

        self.result_text_edit.search.connect(self.focus)

        self.shortcut = QShortcut(QKeySequence("Ctrl+Return"), self,
                                  self.make_request)

        self.result_text_edit.setUndoRedoEnabled(False)

        self.highlighter = TextHighlighter(self.result_text_edit.document())

        layout.addWidget(self.result_text_edit)

        if route is not None:
            saved_result = load_request_result(route)
            self.result_text_edit.setPlainText(saved_result)

        self.setLayout(layout)

    def goto(self, to):
        c = self.result_text_edit.textCursor()
        c.movePosition(to, QTextCursor.MoveAnchor, 1)
        self.result_text_edit.setTextCursor(c)

    def search_result_reset(self):
        self.goto(QTextCursor.Start)

        string_format = QTextCharFormat()
        string_format.setBackground(QColor('#668B8B'))

        extras = []
        self.search_positions = []
        while True:
            extra = QTextEdit.ExtraSelection()
            found = self.result_text_edit.find(self.search_line.text())

            if not found:
                break

            extra.cursor = self.result_text_edit.textCursor()
            extra.format = string_format

            self.search_positions.append(extra.cursor.position())
            extras.append(extra)

        self.result_text_edit.setExtraSelections(extras)
        self.goto(QTextCursor.Start)
        self.search_result()

    def search_result(self):
        p = self.result_text_edit.palette()
        p.setColor(QPalette.Highlight, QColor("#ee799f"))
        self.result_text_edit.setPalette(p)

        search_settings = QTextDocument.FindFlags()

        mod = QApplication.keyboardModifiers()
        if (mod & Qt.ShiftModifier) != 0:
            search_settings |= QTextDocument.FindBackward

        r = self.result_text_edit.find(self.search_line.text(),
                                       search_settings)
        if not r:
            if (mod & Qt.ShiftModifier) != 0:
                self.goto(QTextCursor.End)
            else:
                self.goto(QTextCursor.Start)
            self.result_text_edit.find(self.search_line.text(),
                                       search_settings)

        if self.search_line.text() == '':
            self.search_summary_label.hide()
            return

        current_position = self.result_text_edit.textCursor().position()
        try:
            current_index = self.search_positions.index(current_position)
        except ValueError:
            current_index = -1

        self.search_summary_label.show()
        self.search_summary_label.setText(
            '%s/%s' % (current_index + 1, len(self.search_positions)))

    def focus(self):
        self.search_line.setFocus()
        self.search_line.selectAll()

    def make_request(self):
        self.response_status_label.hide()
        self.elapsed_time_label.hide()
        self.result_text_edit.setPlainText('Loading..')
        try:
            group_values, route_values = get_parameter_values_for_route(
                self.route)
            request = self.route.get_request(group_values, route_values)
            worker = RequestWorker(
                request.method,
                request.url,
                params=request.params,
                headers=request.headers,
                json=request.json,
            )
            worker.signals.result.connect(self.set_result)
            self.thread_pool.start(worker)
        except CaribouException as e:
            self.result_text_edit.setPlainText(str(e))
        except Exception:
            self.result_text_edit.setPlainText(traceback.format_exc())

    def set_result(self, text, status_code, elapsed_time):
        if status_code == 0:
            self.response_status_label.hide()
            self.elapsed_time_label.hide()
        else:
            p = self.response_status_label.palette()
            if status_code == 200:
                self.response_status_label.setText(str(status_code) + ' OK')
                p.setColor(QPalette.WindowText, QColor('#1FDA9A'))
            else:
                self.response_status_label.setText(str(status_code) + ' ERROR')
                p.setColor(QPalette.WindowText, QColor('#DB3340'))

            self.response_status_label.setPalette(p)
            self.response_status_label.show()

            self.elapsed_time_label.setText('%s ms' % int(elapsed_time * 1000))
            self.elapsed_time_label.show()

        self.result_text_edit.setUpdatesEnabled(False)
        self.result_text_edit.setPlainText(text)
        self.result_text_edit.setUpdatesEnabled(True)

        save_request_result(self.route, text)
        persist_storage()
Ejemplo n.º 15
0
class View(QMainWindow):
    def __init__(self, model, controller):
        super().__init__()

        self._model = model
        self._controller = controller
        self.segmentcursor = False
        self.togglecolors = {"#1f77b4": "m", "m": "#1f77b4"}

        #################################################################
        # define GUI layout and connect input widgets to external slots #
        #################################################################

        self.setWindowTitle("biopeaks")
        self.setGeometry(50, 50, 1750, 750)
        self.setWindowIcon(QIcon(":/python_icon.png"))

        # figure0 for signal
        self.figure0 = Figure()
        self.canvas0 = FigureCanvas(self.figure0)
        # Enforce minimum height, otherwise resizing with self.splitter causes
        # mpl to throw an error because figure is resized to height 0. The
        # widget can still be fully collapsed with self.splitter-
        self.canvas0.setMinimumHeight(1)  # in pixels
        self.ax00 = self.figure0.add_subplot(1, 1, 1)
        self.ax00.set_frame_on(False)
        self.figure0.subplots_adjust(left=0.04, right=0.98, bottom=0.25)
        self.line00 = None
        self.scat = None
        self.segmentspan = None

        # figure1 for marker
        self.figure1 = Figure()
        self.canvas1 = FigureCanvas(self.figure1)
        self.canvas1.setMinimumHeight(1)
        self.ax10 = self.figure1.add_subplot(1, 1, 1, sharex=self.ax00)
        self.ax10.get_xaxis().set_visible(False)
        self.ax10.set_frame_on(False)
        self.figure1.subplots_adjust(left=0.04, right=0.98)
        self.line10 = None

        # figure2 for statistics
        self.figure2 = Figure()
        self.canvas2 = FigureCanvas(self.figure2)
        self.canvas2.setMinimumHeight(1)
        self.ax20 = self.figure2.add_subplot(3, 1, 1, sharex=self.ax00)
        self.ax20.get_xaxis().set_visible(False)
        self.ax20.set_frame_on(False)
        self.line20 = None
        self.ax21 = self.figure2.add_subplot(3, 1, 2, sharex=self.ax00)
        self.ax21.get_xaxis().set_visible(False)
        self.ax21.set_frame_on(False)
        self.line21 = None
        self.ax22 = self.figure2.add_subplot(3, 1, 3, sharex=self.ax00)
        self.ax22.get_xaxis().set_visible(False)
        self.ax22.set_frame_on(False)
        self.line22 = None
        self.figure2.subplots_adjust(left=0.04, right=0.98)

        # navigation bar
        self.navitools = CustomNavigationToolbar(self.canvas0, self)

        # peak editing
        self.editcheckbox = QCheckBox("editable", self)
        self.editcheckbox.stateChanged.connect(self._model.set_peakseditable)

        # peak saving batch
        self.savecheckbox = QCheckBox("save during batch processing", self)
        self.savecheckbox.stateChanged.connect(self._model.set_savebatchpeaks)

        # peak auto-correction batch
        self.correctcheckbox = QCheckBox("correct during batch processing",
                                         self)
        self.correctcheckbox.stateChanged.connect(
            self._model.set_correctbatchpeaks)

        # selecting stats for saving
        self.periodcheckbox = QCheckBox("period", self)
        self.periodcheckbox.stateChanged.connect(
            lambda: self.select_stats("period"))
        self.ratecheckbox = QCheckBox("rate", self)
        self.ratecheckbox.stateChanged.connect(
            lambda: self.select_stats("rate"))
        self.tidalampcheckbox = QCheckBox("tidal amplitude", self)
        self.tidalampcheckbox.stateChanged.connect(
            lambda: self.select_stats("tidalamp"))

        # channel selection
        self.sigchanmenulabel = QLabel("biosignal")
        self.sigchanmenu = QComboBox(self)
        self.sigchanmenu.addItem("A1")
        self.sigchanmenu.addItem("A2")
        self.sigchanmenu.addItem("A3")
        self.sigchanmenu.addItem("A4")
        self.sigchanmenu.addItem("A5")
        self.sigchanmenu.addItem("A6")
        self.sigchanmenu.currentTextChanged.connect(self._model.set_signalchan)
        # initialize with default value
        self._model.set_signalchan(self.sigchanmenu.currentText())

        self.markerchanmenulabel = QLabel("marker")
        self.markerchanmenu = QComboBox(self)
        self.markerchanmenu.addItem("none")
        self.markerchanmenu.addItem("I1")
        self.markerchanmenu.addItem("I2")
        self.markerchanmenu.addItem("A1")
        self.markerchanmenu.addItem("A2")
        self.markerchanmenu.addItem("A3")
        self.markerchanmenu.addItem("A4")
        self.markerchanmenu.addItem("A5")
        self.markerchanmenu.addItem("A6")
        self.markerchanmenu.currentTextChanged.connect(
            self._model.set_markerchan)
        # initialize with default value
        self._model.set_markerchan(self.markerchanmenu.currentText())

        # processing mode (batch or single file)
        self.batchmenulabel = QLabel("mode")
        self.batchmenu = QComboBox(self)
        self.batchmenu.addItem("single file")
        self.batchmenu.addItem("multiple files")
        self.batchmenu.currentTextChanged.connect(self._model.set_batchmode)
        self.batchmenu.currentTextChanged.connect(self.toggle_options)
        # initialize with default value
        self._model.set_batchmode(self.batchmenu.currentText())
        self.toggle_options(self.batchmenu.currentText())

        # modality selection
        self.modmenulabel = QLabel("modality")
        self.modmenu = QComboBox(self)
        self.modmenu.addItem("ECG")
        self.modmenu.addItem("PPG")
        self.modmenu.addItem("RESP")
        self.modmenu.currentTextChanged.connect(self._model.set_modality)
        self.modmenu.currentTextChanged.connect(self.toggle_options)
        # initialize with default value
        self._model.set_modality(self.modmenu.currentText())
        self.toggle_options(self.modmenu.currentText())

        # segment selection; this widget can be openend / set visible from
        # the menu and closed from within itself (see mapping of segmentermap);
        # it provides utilities to select a segment from the signal
        self.segmentermap = QSignalMapper(self)
        self.segmenter = QDockWidget("select a segment", self)
        # disable closing such that widget can only be closed by confirming
        # selection or custom button
        self.segmenter.setFeatures(QDockWidget.NoDockWidgetFeatures)
        # Limit number of decimals to four.
        regex = QRegExp("[0-9]*\.?[0-9]{4}")
        validator = QRegExpValidator(regex)

        self.startlabel = QLabel("start")
        self.startedit = QLineEdit()
        self.startedit.setValidator(validator)

        self.endlabel = QLabel("end")
        self.endedit = QLineEdit()
        self.endedit.setValidator(validator)

        segmentfromcursor = QAction(QIcon(":/mouse_icon.png"),
                                    "select with mouse", self)
        segmentfromcursor.triggered.connect(self.enable_segmentedit)
        self.startedit.addAction(segmentfromcursor, QLineEdit.TrailingPosition)
        self.endedit.addAction(segmentfromcursor, QLineEdit.TrailingPosition)

        self.previewedit = QPushButton("preview segment")
        lambdafn = lambda: self._model.set_segment(
            [self.startedit.text(), self.endedit.text()])
        self.previewedit.clicked.connect(lambdafn)

        self.confirmedit = QPushButton("confirm segment")
        self.confirmedit.clicked.connect(self._controller.segment_signal)
        self.confirmedit.clicked.connect(self.segmentermap.map)
        self.segmentermap.setMapping(self.confirmedit, 0)

        self.abortedit = QPushButton("abort segmentation")
        self.abortedit.clicked.connect(self.segmentermap.map)
        # reset the segment to None
        self.segmentermap.setMapping(self.abortedit, 2)

        self.segmenterlayout = QFormLayout()
        self.segmenterlayout.addRow(self.startlabel, self.startedit)
        self.segmenterlayout.addRow(self.endlabel, self.endedit)
        self.segmenterlayout.addRow(self.previewedit)
        self.segmenterlayout.addRow(self.confirmedit)
        self.segmenterlayout.addRow(self.abortedit)
        self.segmenterwidget = QWidget()
        self.segmenterwidget.setLayout(self.segmenterlayout)
        self.segmenter.setWidget(self.segmenterwidget)

        self.segmenter.setVisible(False)
        self.segmenter.setAllowedAreas(Qt.RightDockWidgetArea)
        self.addDockWidget(Qt.RightDockWidgetArea, self.segmenter)

        # Set up dialog to gather user input for custom files.

        regex = QRegExp("[1-9][0-9]")
        validator = QRegExpValidator(regex)

        self.signallabel = QLabel("biosignal column")
        self.signaledit = QLineEdit()
        self.signaledit.setValidator(validator)

        self.markerlabel = QLabel("marker column")
        self.markeredit = QLineEdit()
        self.markeredit.setValidator(validator)

        regex = QRegExp("[0-9]{2}")
        validator = QRegExpValidator(regex)

        self.headerrowslabel = QLabel("number of header rows")
        self.headerrowsedit = QLineEdit()
        self.headerrowsedit.setValidator(validator)

        regex = QRegExp("[0-9]{5}")
        validator = QRegExpValidator(regex)

        self.sfreqlabel = QLabel("sampling rate")
        self.sfreqedit = QLineEdit()
        self.sfreqedit.setValidator(validator)

        self.separatorlabel = QLabel("column separator")
        self.separatormenu = QComboBox(self)
        self.separatormenu.addItem("comma")
        self.separatormenu.addItem("tab")
        self.separatormenu.addItem("colon")
        self.separatormenu.addItem("space")

        self.continuecustomfile = QPushButton("continue loading file")
        self.continuecustomfile.clicked.connect(self.set_customheader)

        self.customfiledialog = QDialog()
        self.customfiledialog.setWindowTitle("custom file info")
        self.customfiledialog.setWindowIcon(QIcon(":/file_icon.png"))
        self.customfiledialog.setWindowFlags(
            Qt.WindowCloseButtonHint
        )  # remove help button by only setting close button
        self.customfilelayout = QFormLayout()
        self.customfilelayout.addRow(self.signallabel, self.signaledit)
        self.customfilelayout.addRow(self.markerlabel, self.markeredit)
        self.customfilelayout.addRow(self.separatorlabel, self.separatormenu)
        self.customfilelayout.addRow(self.headerrowslabel, self.headerrowsedit)
        self.customfilelayout.addRow(self.sfreqlabel, self.sfreqedit)
        self.customfilelayout.addRow(self.continuecustomfile)
        self.customfiledialog.setLayout(self.customfilelayout)

        # set up menubar
        menubar = self.menuBar()

        # signal menu
        signalmenu = menubar.addMenu("biosignal")

        openSignal = signalmenu.addMenu("load")
        openEDF = QAction("EDF", self)
        openEDF.triggered.connect(lambda: self._model.set_filetype("EDF"))
        openEDF.triggered.connect(self._controller.get_fpaths)
        openSignal.addAction(openEDF)
        openOpenSignals = QAction("OpenSignals", self)
        openOpenSignals.triggered.connect(
            lambda: self._model.set_filetype("OpenSignals"))
        openOpenSignals.triggered.connect(self._controller.get_fpaths)
        openSignal.addAction(openOpenSignals)
        openCustom = QAction("Custom", self)
        openCustom.triggered.connect(
            lambda: self._model.set_filetype("Custom"))
        openCustom.triggered.connect(lambda: self.customfiledialog.exec_())
        openSignal.addAction(openCustom)

        segmentSignal = QAction("select segment", self)
        segmentSignal.triggered.connect(self.segmentermap.map)
        self.segmentermap.setMapping(segmentSignal, 1)
        signalmenu.addAction(segmentSignal)

        self.segmentermap.mapped.connect(self.toggle_segmenter)

        saveSignal = QAction("save", self)
        saveSignal.triggered.connect(self._controller.get_wpathsignal)
        signalmenu.addAction(saveSignal)

        # peak menu
        peakmenu = menubar.addMenu("peaks")

        findPeaks = QAction("find", self)
        findPeaks.triggered.connect(self._controller.find_peaks)
        peakmenu.addAction(findPeaks)

        autocorrectPeaks = QAction("autocorrect", self)
        autocorrectPeaks.triggered.connect(self._controller.autocorrect_peaks)
        peakmenu.addAction(autocorrectPeaks)

        savePeaks = QAction("save", self)
        savePeaks.triggered.connect(self._controller.get_wpathpeaks)
        peakmenu.addAction(savePeaks)

        loadPeaks = QAction("load", self)
        loadPeaks.triggered.connect(self._controller.get_rpathpeaks)
        peakmenu.addAction(loadPeaks)

        # stats menu
        statsmenu = menubar.addMenu("statistics")

        calculateStats = QAction("calculate", self)
        calculateStats.triggered.connect(self._controller.calculate_stats)
        statsmenu.addAction(calculateStats)

        saveStats = QAction("save", self)
        saveStats.triggered.connect(self._controller.get_wpathstats)
        statsmenu.addAction(saveStats)

        # set up status bar to display error messages and current file path
        self.statusBar = QStatusBar()
        self.setStatusBar(self.statusBar)
        self.progressBar = QProgressBar(self)
        self.progressBar.setRange(0, 1)
        self.statusBar.addPermanentWidget(self.progressBar)
        self.currentFile = QLabel()
        self.statusBar.addPermanentWidget(self.currentFile)

        # set up the central widget containing the plot and navigationtoolbar
        self.centwidget = QWidget()
        self.setCentralWidget(self.centwidget)

        # connect canvas0 to keyboard and mouse input for peak editing;
        # only widgets (e.g. canvas) that currently have focus capture
        # keyboard input: "You must enable keyboard focus for a widget if
        # it processes keyboard events."
        self.canvas0.setFocusPolicy(Qt.ClickFocus)
        self.canvas0.setFocus()
        self.canvas0.mpl_connect("key_press_event",
                                 self._controller.edit_peaks)
        self.canvas0.mpl_connect("button_press_event", self.get_xcursor)

        # arrange the three figure canvases in splitter object
        self.splitter = QSplitter(Qt.Vertical)
        # setting opaque resizing to false is important, since resizing gets
        # very slow otherwise once axes are populated
        self.splitter.setOpaqueResize(False)
        self.splitter.addWidget(self.canvas0)
        self.splitter.addWidget(self.canvas1)
        self.splitter.addWidget(self.canvas2)
        self.splitter.setChildrenCollapsible(False)

        # define GUI layout
        self.vlayout0 = QVBoxLayout(self.centwidget)
        self.vlayout1 = QVBoxLayout()
        self.vlayoutA = QFormLayout()
        self.vlayoutB = QFormLayout()
        self.vlayoutC = QVBoxLayout()
        self.vlayoutD = QVBoxLayout()
        self.hlayout0 = QHBoxLayout()

        self.optionsgroupA = QGroupBox("processing options")
        self.vlayoutA.addRow(self.modmenulabel, self.modmenu)
        self.vlayoutA.addRow(self.batchmenulabel, self.batchmenu)
        self.optionsgroupA.setLayout(self.vlayoutA)

        self.optionsgroupB = QGroupBox("channels")
        self.vlayoutB.addRow(self.sigchanmenulabel, self.sigchanmenu)
        self.vlayoutB.addRow(self.markerchanmenulabel, self.markerchanmenu)
        self.optionsgroupB.setLayout(self.vlayoutB)

        self.optionsgroupC = QGroupBox("peaks")
        self.vlayoutC.addWidget(self.editcheckbox)
        self.vlayoutC.addWidget(self.savecheckbox)
        self.vlayoutC.addWidget(self.correctcheckbox)
        self.optionsgroupC.setLayout(self.vlayoutC)

        self.optionsgroupD = QGroupBox("select statistics for saving")
        self.vlayoutD.addWidget(self.periodcheckbox)
        self.vlayoutD.addWidget(self.ratecheckbox)
        self.vlayoutD.addWidget(self.tidalampcheckbox)
        self.optionsgroupD.setLayout(self.vlayoutD)

        self.vlayout1.addWidget(self.optionsgroupA)
        self.vlayout1.addWidget(self.optionsgroupB)
        self.vlayout1.addWidget(self.optionsgroupC)
        self.vlayout1.addWidget(self.optionsgroupD)
        self.optionsgroupwidget = QWidget()
        self.optionsgroupwidget.setLayout(self.vlayout1)
        self.optionsgroup = QDockWidget("configurations", self)
        self.optionsgroup.setAllowedAreas(Qt.LeftDockWidgetArea)
        self.toggleoptionsgroup = self.optionsgroup.toggleViewAction()
        self.toggleoptionsgroup.setText("show/hide configurations")
        menubar.addAction(self.toggleoptionsgroup)
        self.optionsgroup.setWidget(self.optionsgroupwidget)
        self.addDockWidget(Qt.LeftDockWidgetArea, self.optionsgroup)

        self.vlayout0.addWidget(self.splitter)

        self.hlayout0.addWidget(self.navitools)
        self.vlayout0.addLayout(self.hlayout0)

        ##############################################
        # connect output widgets to external signals #
        ##############################################
        self._model.signal_changed.connect(self.plot_signal)
        self._model.marker_changed.connect(self.plot_marker)
        self._model.peaks_changed.connect(self.plot_peaks)
        self._model.period_changed.connect(self.plot_period)
        self._model.rate_changed.connect(self.plot_rate)
        self._model.tidalamp_changed.connect(self.plot_tidalamp)
        self._model.path_changed.connect(self.display_path)
        self._model.segment_changed.connect(self.plot_segment)
        self._model.status_changed.connect(self.display_status)
        self._model.progress_changed.connect(self.display_progress)
        self._model.model_reset.connect(self.reset_plot)

    ###########
    # methods #
    ###########

    def plot_signal(self, value):
        self.ax00.clear()
        self.ax00.relim()
        # reset navitools history
        self.navitools.update()
        self.line00 = self.ax00.plot(self._model.sec, value, zorder=1)
        self.ax00.set_xlabel("seconds", fontsize="large", fontweight="heavy")
        self.canvas0.draw()
#        print("plot_signal listening")
#        print(self.ax0.collections, self.ax0.patches, self.ax0.artists)

    def plot_peaks(self, value):
        # self.scat is listed in ax.collections
        if self.ax00.collections:
            self.ax00.collections[0].remove()
        self.scat = self.ax00.scatter(self._model.sec[value],
                                      self._model.signal[value],
                                      c="m",
                                      zorder=2)
        self.canvas0.draw()
#        print("plot_peaks listening")
#        print(self.ax0.collections, self.ax0.patches, self.ax0.artists)

    def plot_segment(self, value):
        # If an invalid signal has been selected reset the segmenter interface.
        if value is None:
            self.toggle_segmenter(1)
            return
        if self.ax00.patches:  # self.segementspan is listed in ax.patches
            self.ax00.patches[0].remove()
        self.segmentspan = self.ax00.axvspan(value[0],
                                             value[1],
                                             color="m",
                                             alpha=0.25)
        self.canvas0.draw()
        self.confirmedit.setEnabled(True)
#        print(self.ax0.collections, self.ax0.patches, self.ax0.artists)

    def plot_marker(self, value):
        self.ax10.clear()
        self.ax10.relim()
        self.line10 = self.ax10.plot(value[0], value[1])
        self.canvas1.draw()
#        print("plot_marker listening")

    def plot_period(self, value):
        self.ax20.clear()
        self.ax20.relim()
        self.navitools.home()
        if self._model.savestats["period"]:
            self.line20 = self.ax20.plot(self._model.sec, value, c="m")
        else:
            self.line20 = self.ax20.plot(self._model.sec, value)
        self.ax20.set_ylim(bottom=min(value), top=max(value))
        self.ax20.set_title("period", pad=0, fontweight="heavy")
        self.ax20.grid(True, axis="y")
        self.navitools.update()
        self.canvas2.draw()
#        print("plot_period listening")

    def plot_rate(self, value):
        self.ax21.clear()
        self.ax21.relim()
        self.navitools.home()
        if self._model.savestats["rate"]:
            self.line21 = self.ax21.plot(self._model.sec, value, c="m")
        else:
            self.line21 = self.ax21.plot(self._model.sec, value)
        self.ax21.set_ylim(bottom=min(value), top=max(value))
        self.ax21.set_title("rate", pad=0, fontweight="heavy")
        self.ax21.grid(True, axis="y")
        self.navitools.update()
        self.canvas2.draw()
#        print("plot_rate listening")

    def plot_tidalamp(self, value):
        self.ax22.clear()
        self.ax22.relim()
        self.navitools.home()
        if self._model.savestats["tidalamp"]:
            self.line22 = self.ax22.plot(self._model.sec, value, c="m")
        else:
            self.line22 = self.ax22.plot(self._model.sec, value)
        self.ax22.set_ylim(bottom=min(value), top=max(value))
        self.ax22.set_title("amplitude", pad=0, fontweight="heavy")
        self.ax22.grid(True, axis="y")
        self.navitools.update()
        self.canvas2.draw()
#        print("plot_tidalamp listening")

    def display_path(self, value):
        self.currentFile.setText(value)

    def display_status(self, status):
        # display status until new status is set
        self.statusBar.showMessage(status)

    def display_progress(self, value):
        # if value is 0, the progressbar indicates a busy state
        self.progressBar.setRange(0, value)

    def toggle_segmenter(self, value):
        if not self._model.loaded:
            return
        # Open segmenter when called from signalmenu or clear segmenter
        # upon selection of invalid segment.
        if value == 1:
            self.segmenter.setVisible(True)
            self.confirmedit.setEnabled(False)
            self.startedit.clear()
            self.endedit.clear()
            if self.ax00.patches:
                self.ax00.patches[0].remove()
                self.canvas0.draw()
        # Close segmenter after segment has been confirmed.
        elif value == 0:
            self.segmenter.setVisible(False)
            if self.ax00.patches:
                self.ax00.patches[0].remove()
                self.canvas0.draw()
        # Close segmenter after segmentation has been aborted (reset
        # segment).
        elif value == 2:
            self._model.set_segment([0,
                                     0])  # This will reset the model to None
            self.segmenter.setVisible(False)
            if self.ax00.patches:
                self.ax00.patches[0].remove()
                self.canvas0.draw()

    def enable_segmentedit(self):
        # disable peak editing to avoid interference
        self.editcheckbox.setChecked(False)
        if self.startedit.hasFocus():
            self.segmentcursor = "start"
        elif self.endedit.hasFocus():
            self.segmentcursor = "end"

    def set_customheader(self):
        """Populate the customheader with inputs from the customfiledialog"""

        # Check if one of the mandatory fields is missing.
        mandatoryfields = self.signaledit.text() and self.headerrowsedit.text(
        ) and self.sfreqedit.text()

        if not mandatoryfields:
            self._model.status = (
                "Please provide values for 'biosignal column'"
                ", 'number of header rows' and 'sampling"
                " rate'.")
            return

        seps = {"comma": ",", "tab": "\t", "colon": ":", "space": " "}
        self._model.customheader = dict.fromkeys(
            self._model.customheader, None
        )  # reset header here since it cannot be reset in controller.get_fpaths()

        self._model.customheader["signalidx"] = int(self.signaledit.text())
        self._model.customheader["skiprows"] = int(self.headerrowsedit.text())
        self._model.customheader["sfreq"] = int(self.sfreqedit.text())
        self._model.customheader["separator"] = seps[
            self.separatormenu.currentText()]
        if self.markeredit.text():  # not mandatory
            self._model.customheader["markeridx"] = int(self.markeredit.text())

        self.customfiledialog.done(QDialog.Accepted)  # close the dialog window
        self._controller.get_fpaths()  # move on to file selection

    def get_xcursor(self, event):
        # event.button 1 corresponds to left mouse button
        if event.button != 1:
            return
        # limit number of decimal places to two
        if self.segmentcursor == "start":
            self.startedit.selectAll()
            self.startedit.insert("{:.2f}".format(event.xdata))
        elif self.segmentcursor == "end":
            self.endedit.selectAll()
            self.endedit.insert("{:.2f}".format(event.xdata))
        # disable segment cursor again after value has been set
        self.segmentcursor = False

    def select_stats(self, event):
        """
        select or deselect statistics to be saved; toggle boolean with xor
        operator ^=, toggle color with dictionary
        """
        self._model.savestats[event] ^= True
        line = None
        if event == "period":
            if self.line20:
                line = self.line20[0]
        elif event == "rate":
            if self.line21:
                line = self.line21[0]
        elif event == "tidalamp":
            if self.line22:
                line = self.line22[0]
        if line:
            line.set_color(self.togglecolors[line.get_color()])
        self.canvas2.draw()

    def toggle_options(self, event):
        if event in ["ECG", "PPG"]:
            self.tidalampcheckbox.setEnabled(False)
            self.tidalampcheckbox.setChecked(False)
            self.ax22.set_visible(False)
            self.canvas2.draw()
        elif event == "RESP":
            self.tidalampcheckbox.setEnabled(True)
            self.ax22.set_visible(True)
            self.canvas2.draw()
        elif event == "multiple files":
            self.editcheckbox.setEnabled(False)
            self.editcheckbox.setChecked(False)
            self.savecheckbox.setEnabled(True)
            self.correctcheckbox.setEnabled(True)
            self.markerchanmenu.setEnabled(False)
        elif event == "single file":
            self.editcheckbox.setEnabled(True)
            self.markerchanmenu.setEnabled(True)
            self.savecheckbox.setEnabled(False)
            self.savecheckbox.setChecked(False)
            self.correctcheckbox.setEnabled(False)
            self.correctcheckbox.setChecked(False)

    def reset_plot(self):
        self.ax00.clear()
        self.ax00.relim()
        self.line00 = None
        self.scat = None
        self.segmentspan = None
        self.ax10.clear()
        self.ax10.relim()
        self.line10 = None
        self.ax20.clear()
        self.ax20.relim()
        self.line20 = None
        self.ax21.clear()
        self.ax21.relim()
        self.line21 = None
        self.ax22.clear()
        self.ax22.relim()
        self.line22 = None
        self.canvas0.draw()
        self.canvas1.draw()
        self.canvas2.draw()
        self.navitools.update()
        self.currentFile.clear()
Ejemplo n.º 16
0
class BibDialog(QDialog):
    def __init__(self, text=''):
        super().__init__(GlobalAccess().get_main_window())
        self.text = text
        self.person = None
        self.tmp_person = None

    def exec_(self):
        self.init_ui()
        return super().exec_()

    def init_ui(self):
        self.setWindowTitle(_('Bib or Name'))
        self.setWindowIcon(QIcon(config.ICON))
        self.setSizeGripEnabled(False)
        self.setModal(True)

        self.layout = QFormLayout(self)

        if self.text:
            self.label_text = QLabel(self.text)
            self.layout.addRow(self.label_text)

        self.label_bib_or_name = QLabel(_('Bib or Name'))
        self.item_bib_or_name = QLineEdit()
        self.item_bib_or_name.selectAll()
        self.item_bib_or_name.textChanged.connect(self.show_person_info)
        self.layout.addRow(self.label_bib_or_name, self.item_bib_or_name)

        self.label_person_info = QLabel('')
        self.layout.addRow(self.label_person_info)

        def cancel_changes():
            self.close()

        def apply_changes():
            try:
                self.apply_changes_impl()
            except Exception as e:
                logging.error(str(e))
            self.close()

        button_box = QDialogButtonBox(QDialogButtonBox.Ok
                                      | QDialogButtonBox.Cancel)
        self.button_ok = button_box.button(QDialogButtonBox.Ok)
        self.button_ok.setText(_('OK'))
        self.button_ok.clicked.connect(apply_changes)
        self.button_cancel = button_box.button(QDialogButtonBox.Cancel)
        self.button_cancel.setText(_('Cancel'))
        self.button_cancel.clicked.connect(cancel_changes)
        self.layout.addRow(button_box)

        self.show()

    def show_person_info(self):
        bib_or_name = self.item_bib_or_name.text()  # type: str
        self.label_person_info.setText('')
        person = None
        if bib_or_name:
            if bib_or_name.isdigit():
                person = memory.find(memory.race().persons,
                                     bib=int(bib_or_name))
            else:
                for p in memory.race().persons:
                    if bib_or_name.lower() in p.full_name.lower():
                        person = p
                        break

            if person:
                info = person.full_name
                if person.group:
                    info = '{}\n{}: {}'.format(info, _('Group'),
                                               person.group.name)
                if person.card_number:
                    info = '{}\n{}: {}'.format(info, _('Card'),
                                               person.card_number)
                self.label_person_info.setText(info)
            else:
                self.label_person_info.setText(_('not found'))
        self.tmp_person = person

    def get_person(self):
        return self.person

    def found_person(self):
        return self.person is not None

    def apply_changes_impl(self):
        self.person = self.tmp_person
Ejemplo n.º 17
0
class MyWindow(QWidget):
    def __init__(self):
        super().__init__()

        vbox = QVBoxLayout()
        hbox = QHBoxLayout()
        #-- QLineEdit widget to search for an image
        self.my_lineedit = QLineEdit("Enter Key Words To Search Images..")
        self.my_lineedit.setMinimumWidth(250)
        self.my_lineedit.selectAll()

        #---QComboBox to allo allow user to select image manipulations
        self.my_manipulation = [
            "Pick a manupulation", "Sepia", "Negative", "Grayscale",
            "Thumbnail", "None"
        ]
        self.my_combo_box = QComboBox()
        self.my_combo_box.addItems(self.my_manipulation)
        self.my_combo_box.currentIndexChanged.connect(self.update_ui)

        #---button to display images
        self.my_btn = QPushButton("Search or press Return")
        self.my_btn.clicked.connect(self.on_submit)
        self.my_lineedit.returnPressed.connect(self.on_submit)

        #--- picture label
        self.image_label = QLabel()

        #---adding widgets to the box layout
        hbox.addWidget(self.my_combo_box)
        vbox.addWidget(self.my_lineedit)
        vbox.addWidget(self.my_btn)
        vbox.addWidget(self.image_label)

        #---outer layer
        main_layout = QHBoxLayout()
        #add previous inner layouts
        main_layout.addLayout(vbox)
        main_layout.addLayout(hbox)

        #---set outer layout as a main layout of the widget
        self.setLayout(main_layout)

        #---window title and background color
        self.setWindowTitle("Pixabay Search Engine")
        p = self.palette()
        p.setColor(self.backgroundRole(), Qt.darkCyan)
        self.setPalette(p)

    #---when the button is pressed we begin to load our new directory
    #---search if the input string matches with ouir records
    #---counts the matches for a better result and sort the matches
    @Slot()
    def on_submit(self):
        your_picture = self.my_lineedit.text().lower()

        search(your_picture)
        #---dysplay the best match image to the image widget
        pixmap = QPixmap('image_name.jpg')
        pixmap = pixmap.scaled(500, 500, Qt.KeepAspectRatio)
        self.image_label.setPixmap(pixmap)

    @Slot()
    def update_ui(self):
        #---update the manipuled image by the index chosen
        my_index = self.my_combo_box.currentIndex()
        #--call the manipulation function and updates the image
        pixmap = manipulation(my_index)
        pixmap = pixmap.scaled(500, 500, Qt.KeepAspectRatio)
        self.image_label.setPixmap(pixmap)
Ejemplo n.º 18
0
class ScaleDialogPQ(QDialog):
    '''
    Dialog for obtaining scaling information from the user.
    Validates that the resulting width and height values
    are not smaller than the specified minimums.
    '''
    def __init__(self,
                 scale,
                 width,
                 height,
                 minwidth,
                 minheight,
                 autoscale,
                 parent=None):
        '''
        Creates a scaling dialog, with scale as the current
        scaling value which gives a pixmap of size width and
        height.  The minimum acceptable width and heights are
        given by minwidth and minheight.  Values are assumed to
        be in units of pixels.  The value of autoscale sets the
        default value of "Scale image to fir window frame".
        '''
        super(ScaleDialogPQ, self).__init__(parent)

        self.__scale = float(scale)
        self.__pixwidth = float(width)
        self.__inchwidth = float(width) / float(self.physicalDpiX())
        self.__pixheight = float(height)
        self.__inchheight = float(height) / float(self.physicalDpiY())
        self.__minpixwidth = int(minwidth)
        self.__minpixheight = int(minheight)
        self.__autoscale = bool(autoscale)

        self.FLTSTR_FORMAT = "%#.3f"

        self.setWindowTitle(self.tr("Image Size Scaling"))

        # auto-scaling option at the top
        autoscalelabel = QLabel(self.tr("Scale image to fit window frame?"),
                                self)
        autoscalelabel.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
        self.__autoyesbtn = QRadioButton(self.tr("&Yes"), self)
        self.__autonobtn = QRadioButton(self.tr("&No"), self)
        autoscalebtngrp = QButtonGroup(self)
        autoscalebtngrp.addButton(self.__autoyesbtn)
        autoscalebtngrp.addButton(self.__autonobtn)

        # put the manual scaling settings into their own box
        self.__grpbox = QGroupBox(self.tr("Fixed scaling"), self)

        # create the widgets going inside this group box
        messagelabel = QLabel(
            self.tr("Scaling factor (both horiz. and vert.) for the image"),
            self.__grpbox)
        messagelabel.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)

        scalelabel = QLabel(self.tr("&Scale: "), self.__grpbox)
        self.__scaleedit = QLineEdit(self.FLTSTR_FORMAT % self.__scale,
                                     self.__grpbox)
        scalelabel.setBuddy(self.__scaleedit)

        widthbegin = QLabel(self.tr("Width: "), self.__grpbox)
        self.__pixwidthlabel = QLabel(str(int(self.__pixwidth + 0.5)),
                                      self.__grpbox)
        widthmiddle = QLabel(self.tr("pixels, or"), self.__grpbox)
        self.__inchwidthlabel = QLabel(self.FLTSTR_FORMAT % self.__inchwidth,
                                       self.__grpbox)
        widthend = QLabel(self.tr("inches on the screen"), self.__grpbox)
        minwidthlabel = QLabel(self.tr("(must not be less than %d pixels)" % \
                               self.__minpixwidth), self.__grpbox)

        heightbegin = QLabel(self.tr("Height:"), self.__grpbox)
        self.__pixheightlabel = QLabel(str(int(self.__pixheight + 0.5)),
                                       self.__grpbox)
        heightmiddle = QLabel(self.tr("pixels, or"), self.__grpbox)
        self.__inchheightlabel = QLabel(self.FLTSTR_FORMAT % self.__inchheight,
                                        self.__grpbox)
        heightend = QLabel(self.tr("inches on the screen"), self.__grpbox)
        minheightlabel = QLabel(self.tr("(must not be less than %d pixels)" % \
                                self.__minpixheight), self.__grpbox)

        # layout the widgets in this group box
        layout = QGridLayout()

        layout.addWidget(messagelabel, 0, 0, 1, 5)

        layout.addWidget(scalelabel, 1, 0, 1, 1)
        layout.addWidget(self.__scaleedit, 1, 1, 1, 4)

        layout.addWidget(widthbegin, 2, 0, 1, 1)
        layout.addWidget(self.__pixwidthlabel, 2, 1, 1, 1)
        layout.addWidget(widthmiddle, 2, 2, 1, 1)
        layout.addWidget(self.__inchwidthlabel, 2, 3, 1, 1)
        layout.addWidget(widthend, 2, 4, 1, 1)

        layout.addWidget(minwidthlabel, 3, 1, 1, 4)

        layout.addWidget(heightbegin, 4, 0, 1, 1)
        layout.addWidget(self.__pixheightlabel, 4, 1, 1, 1)
        layout.addWidget(heightmiddle, 4, 2, 1, 1)
        layout.addWidget(self.__inchheightlabel, 4, 3, 1, 1)
        layout.addWidget(heightend, 4, 4, 1, 1)

        layout.addWidget(minheightlabel, 5, 1, 1, 4)

        # assign this layout to the group box
        self.__grpbox.setLayout(layout)

        # layout the widgets in the dialog (outside the group box)
        layout = QGridLayout()
        layout.addWidget(autoscalelabel, 0, 0, 1, 1)
        layout.addWidget(self.__autoyesbtn, 0, 1, 1, 1)
        layout.addWidget(self.__autonobtn, 0, 2, 1, 1)
        layout.addWidget(self.__grpbox, 1, 0, 1, 3)

        buttonbox = QDialogButtonBox(
            QDialogButtonBox.Ok | QDialogButtonBox.Cancel
            | QDialogButtonBox.Reset, Qt.Horizontal, self)

        layout.addWidget(buttonbox, 2, 0, 1, 3)

        self.setLayout(layout)

        # The OK button is not the default here in Qt4.2
        okbutton = buttonbox.button(QDialogButtonBox.Ok)
        okbutton.setDefault(True)

        resetbutton = buttonbox.button(QDialogButtonBox.Reset)

        self.__autoyesclicked = self.__autoyesbtn.clicked
        self.__autoyesclicked.connect(self.setAutoScale)

        self.__autonoclicked = self.__autonobtn.clicked
        self.__autonoclicked.connect(self.unsetAutoScale)

        self.__scaletextchanged = self.__scaleedit.textChanged
        self.__scaletextchanged.connect(self.updateValues)

        self.__buttonboxaccepted = buttonbox.accepted
        self.__buttonboxaccepted.connect(self.checkValues)

        self.__buttonboxrejected = buttonbox.rejected
        self.__buttonboxrejected.connect(self.reject)

        self.__resetbuttonclicked = resetbutton.clicked
        self.__resetbuttonclicked.connect(self.resetValues)

        # initialize the state from autoscale
        if self.__autoscale:
            self.__autoyesbtn.setChecked(True)
            self.setAutoScale(True)
        else:
            self.__autonobtn.setChecked(True)
            self.unsetAutoScale(True)

    def setAutoScale(self, checked):
        if checked:
            self.__grpbox.setEnabled(False)

    def unsetAutoScale(self, checked):
        if checked:
            self.__grpbox.setEnabled(True)
            self.__scaleedit.setFocus()
            self.__scaleedit.selectAll()

    def updateValues(self, newstring):
        try:
            newscale = float(newstring)
            if (newscale < 0.0001) or (newscale > 10000.0):
                raise OverflowError()
            newval = self.__pixwidth * newscale / self.__scale
            self.__pixwidthlabel.setText(str(int(newval + 0.5)))
            newval = self.__inchwidth * newscale / self.__scale
            self.__inchwidthlabel.setText(self.FLTSTR_FORMAT % newval)
            newval = self.__pixheight * newscale / self.__scale
            self.__pixheightlabel.setText(str(int(newval + 0.5)))
            newval = self.__inchheight * newscale / self.__scale
            self.__inchheightlabel.setText(self.FLTSTR_FORMAT % newval)
        except Exception:
            pass

    def checkValues(self):
        okay = self.getValues()[2]
        if okay:
            self.accept()
        else:
            QMessageBox.warning(self, self.tr("Invalid value"),
                                self.tr("Scale value is not valid"))

    def getValues(self):
        if self.__autoyesbtn.isChecked():
            return (0.0, True, True)
        try:
            newscale = float(self.__scaleedit.text())
            if (newscale < 0.0001) or (newscale > 10000.0):
                raise OverflowError()
            newwidth = self.__pixwidth * newscale / self.__scale
            newwidth = int(newwidth + 0.5)
            newheight = self.__pixheight * newscale / self.__scale
            newheight = int(newheight + 0.5)
            if (newwidth < self.__minpixwidth) or (newheight <
                                                   self.__minpixheight):
                raise OverflowError()
        except Exception:
            return (0.0, False, False)
        return (newscale, False, True)

    def resetValues(self):
        self.__scaleedit.setText(self.FLTSTR_FORMAT % self.__scale)
        self.__pixwidthlabel.setText(str(int(self.__pixwidth + 0.5)))
        self.__inchwidthlabel.setText(self.FLTSTR_FORMAT % self.__inchwidth)
        self.__pixheightlabel.setText(str(int(self.__pixheight + 0.5)))
        self.__inchheightlabel.setText(self.FLTSTR_FORMAT % self.__inchheight)
        if self.__autoscale:
            self.__autoyesbtn.setChecked(True)
            self.setAutoScale(True)
        else:
            self.__autonobtn.setChecked(True)
            self.unsetAutoScale(True)
Ejemplo n.º 19
0
class PersonEditDialog(QDialog):
    GROUP_NAME = ''
    ORGANIZATION_NAME = ''

    def __init__(self, person, is_new=False):
        super().__init__(GlobalAccess().get_main_window())
        self.is_ok = {}
        assert (isinstance(person, Person))
        self.current_object = person
        self.is_new = is_new

        self.time_format = 'hh:mm:ss'
        time_accuracy = race().get_setting('time_accuracy', 0)
        if time_accuracy:
            self.time_format = 'hh:mm:ss.zzz'

    def exec_(self):
        self.init_ui()
        self.set_values_from_model()
        return super().exec_()

    def init_ui(self):
        self.setWindowTitle(_('Entry properties'))
        self.setWindowIcon(QIcon(config.ICON))
        self.setSizeGripEnabled(False)
        self.setModal(True)

        self.layout = QFormLayout(self)
        self.label_surname = QLabel(_('Last name'))
        self.item_surname = QLineEdit()
        self.layout.addRow(self.label_surname, self.item_surname)

        self.label_name = QLabel(_('First name'))
        self.item_name = AdvComboBox()
        self.item_name.addItems(get_names())
        self.layout.addRow(self.label_name, self.item_name)

        self.label_group = QLabel(_('Group'))
        self.item_group = AdvComboBox()
        self.item_group.addItems(get_race_groups())
        self.layout.addRow(self.label_group, self.item_group)

        self.label_team = QLabel(_('Team'))
        self.item_team = AdvComboBox()
        self.item_team.addItems(get_race_teams())
        self.layout.addRow(self.label_team, self.item_team)

        use_birthday = Config().configuration.get('use_birthday', False)
        if use_birthday:
            self.label_birthday = QLabel(_('Birthday'))
            self.item_birthday = QDateEdit()
            self.item_birthday.setDate(date.today())
            self.item_birthday.setMaximumDate(date.today())
            self.layout.addRow(self.label_birthday, self.item_birthday)
        else:
            self.label_year = QLabel(_('Year of birth'))
            self.item_year = QSpinBox()
            self.item_year.setMinimum(0)
            self.item_year.setMaximum(date.today().year)
            self.item_year.editingFinished.connect(self.year_change)
            self.layout.addRow(self.label_year, self.item_year)

        self.label_qual = QLabel(_('Qualification'))
        self.item_qual = AdvComboBox()
        for i in list(Qualification):
            self.item_qual.addItem(i.get_title())
        self.layout.addRow(self.label_qual, self.item_qual)

        self.is_ok['bib'] = True
        self.label_bib = QLabel(_('Bib'))
        self.item_bib = QSpinBox()
        self.item_bib.setMinimum(0)
        self.item_bib.setMaximum(Limit.BIB)
        self.item_bib.valueChanged.connect(self.check_bib)
        self.layout.addRow(self.label_bib, self.item_bib)

        self.label_bib_info = QLabel('')
        self.layout.addRow(QLabel(''), self.label_bib_info)

        self.label_start = QLabel(_('Start time'))
        self.item_start = QTimeEdit()
        self.item_start.setDisplayFormat(self.time_format)
        self.layout.addRow(self.label_start, self.item_start)

        self.label_start_group = QLabel(_('Start group'))
        self.item_start_group = QSpinBox()
        self.item_start_group.setMinimum(0)
        self.item_start_group.setMaximum(99)
        self.layout.addRow(self.label_start_group, self.item_start_group)

        self.is_ok['card'] = True
        self.label_card = QLabel(_('Punch card #'))
        self.item_card = QSpinBox()
        self.item_card.setMinimum(0)
        self.item_card.setMaximum(9999999)
        self.item_card.valueChanged.connect(self.check_card)
        self.layout.addRow(self.label_card, self.item_card)

        self.label_card_info = QLabel('')
        self.layout.addRow(QLabel(''), self.label_card_info)

        self.item_rented = QCheckBox(_('rented card'))
        self.item_paid = QCheckBox(_('is paid'))
        self.item_out_of_competition = QCheckBox(_('out of competition'))
        self.item_personal = QCheckBox(_('personal participation'))
        self.layout.addRow(self.item_rented, self.item_out_of_competition)
        self.layout.addRow(self.item_paid, self.item_personal)

        self.label_comment = QLabel(_('Comment'))
        self.item_comment = QTextEdit()
        self.item_comment.setTabChangesFocus(True)
        self.layout.addRow(self.label_comment, self.item_comment)

        def cancel_changes():
            self.close()

        def apply_changes():
            try:
                self.apply_changes_impl()
            except Exception as e:
                logging.error(str(e))
            self.close()

        button_box = QDialogButtonBox(QDialogButtonBox.Ok
                                      | QDialogButtonBox.Cancel)
        self.button_ok = button_box.button(QDialogButtonBox.Ok)
        self.button_ok.setText(_('OK'))
        self.button_ok.clicked.connect(apply_changes)
        self.button_cancel = button_box.button(QDialogButtonBox.Cancel)
        self.button_cancel.setText(_('Cancel'))
        self.button_cancel.clicked.connect(cancel_changes)
        self.layout.addRow(button_box)

        self.show()

    def year_change(self):
        """
        Convert 2 digits of year to 4
        2 -> 2002
        11 - > 2011
        33 -> 1933
        56 -> 1956
        98 - > 1998
        0 -> 0 exception!
        """
        widget = self.sender()
        assert isinstance(widget, QSpinBox)
        year = widget.value()
        if 0 < year < 100:
            cur_year = date.today().year
            new_year = cur_year - cur_year % 100 + year
            if new_year > cur_year:
                new_year -= 100
            widget.setValue(new_year)

    def items_ok(self):
        ret = True
        for item_name in self.is_ok.keys():
            if self.is_ok[item_name] is not True:
                ret = False
                break
        return ret

    def check_bib(self):
        bib = self.item_bib.value()
        self.label_bib_info.setText('')
        if bib:
            person = find(race().persons, bib=bib)
            if person:
                if person.bib == self.current_object.bib:
                    self.button_ok.setEnabled(True)
                    return
                self.button_ok.setDisabled(True)
                self.is_ok['bib'] = False
                info = '{}\n{}'.format(_('Number already exists'),
                                       person.full_name)
                if person.group:
                    info = '{}\n{}: {}'.format(info, _('Group'),
                                               person.group.name)
                self.label_bib_info.setText(info)
            else:
                self.label_bib_info.setText(_('Number is unique'))
                self.is_ok['bib'] = True
                if self.items_ok():
                    self.button_ok.setEnabled(True)
        else:
            self.button_ok.setEnabled(True)

    def check_card(self):
        number = self.item_card.value()
        self.label_card_info.setText('')
        if number:
            person = None
            for _p in race().persons:
                if _p.card_number and _p.card_number == number:
                    person = _p
                    break
            if person:
                if person.card_number == self.current_object.card_number:
                    self.button_ok.setEnabled(True)
                    return
                self.button_ok.setDisabled(True)
                self.is_ok['card'] = False
                info = '{}\n{}'.format(_('Card number already exists'),
                                       person.full_name)
                if person.group:
                    info = '{}\n{}: {}'.format(info, _('Group'),
                                               person.group.name)
                if person.bib:
                    info = '{}\n{}: {}'.format(info, _('Bib'), person.bib)
                self.label_card_info.setText(info)
            else:
                self.label_card_info.setText(_('Card number is unique'))
                self.is_ok['card'] = True
                if self.items_ok():
                    self.button_ok.setEnabled(True)
        else:
            self.button_ok.setEnabled(True)

    def set_values_from_model(self):
        self.item_surname.setText(self.current_object.surname)
        self.item_surname.selectAll()
        self.item_name.setCurrentText(self.current_object.name)
        if self.current_object.group is not None:
            self.item_group.setCurrentText(self.current_object.group.name)
        else:
            self.item_group.setCurrentText(self.GROUP_NAME)
        if self.current_object.organization is not None:
            self.item_team.setCurrentText(
                self.current_object.organization.name)
        else:
            self.item_team.setCurrentText(self.ORGANIZATION_NAME)
        if self.current_object.qual:
            self.item_qual.setCurrentText(self.current_object.qual.get_title())
        if self.current_object.bib:
            self.item_bib.setValue(int(self.current_object.bib))
        if self.current_object.start_time is not None:
            time = time_to_qtime(self.current_object.start_time)
            self.item_start.setTime(time)
        if self.current_object.start_group is not None:
            self.item_start_group.setValue(int(
                self.current_object.start_group))

        if self.current_object.card_number:
            self.item_card.setValue(self.current_object.card_number)

        self.item_out_of_competition.setChecked(
            self.current_object.is_out_of_competition)
        self.item_paid.setChecked(self.current_object.is_paid)
        self.item_paid.setChecked(self.current_object.is_paid)
        self.item_personal.setChecked(self.current_object.is_personal)
        self.item_rented.setChecked(self.current_object.is_rented_card)

        self.item_comment.setText(self.current_object.comment)

        use_birthday = Config().configuration.get('use_birthday', False)
        if use_birthday:
            if self.current_object.birth_date:
                self.item_birthday.setDate(self.current_object.birth_date)
        else:
            if self.current_object.get_year():
                self.item_year.setValue(self.current_object.get_year())

    def apply_changes_impl(self):
        person = self.current_object
        assert (isinstance(person, Person))
        if self.is_new:
            race().persons.insert(0, person)
        if person.name != self.item_name.currentText():
            person.name = self.item_name.currentText()
        if person.surname != self.item_surname.text():
            person.surname = self.item_surname.text()
        if (person.group is not None and person.group.name != self.item_group.currentText()) or\
                (person.group is None and len(self.item_group.currentText()) > 0):
            person.group = find(race().groups,
                                name=self.item_group.currentText())
        if (person.organization is not None and person.organization.name != self.item_team.currentText()) or \
                (person.organization is None and len(self.item_team.currentText()) > 0):
            organization = find(race().organizations,
                                name=self.item_team.currentText())
            if organization is None:
                organization = Organization()
                organization.name = self.item_team.currentText()
                race().organizations.append(organization)
                Teamwork().send(organization.to_dict())
            person.organization = organization
        if person.qual.get_title() != self.item_qual.currentText():
            person.qual = Qualification.get_qual_by_name(
                self.item_qual.currentText())
        if person.bib != self.item_bib.value():
            person.bib = self.item_bib.value()

        new_time = time_to_otime(self.item_start.time())
        if person.start_time != new_time:
            person.start_time = new_time

        if person.start_group != self.item_start_group.value(
        ) and self.item_start_group.value():
            person.start_group = self.item_start_group.value()

        if (not person.card_number or int(person.card_number) != self.item_card.value()) \
                and self.item_card.value:
            race().person_card_number(person, self.item_card.value())

        if person.is_out_of_competition != self.item_out_of_competition.isChecked(
        ):
            person.is_out_of_competition = self.item_out_of_competition.isChecked(
            )

        if person.is_paid != self.item_paid.isChecked():
            person.is_paid = self.item_paid.isChecked()

        if person.is_rented_card != self.item_rented.isChecked():
            person.is_rented_card = self.item_rented.isChecked()

        if person.is_personal != self.item_personal.isChecked():
            person.is_personal = self.item_personal.isChecked()

        if person.comment != self.item_comment.toPlainText():
            person.comment = self.item_comment.toPlainText()

        use_birthday = Config().configuration.get('use_birthday', False)
        if use_birthday:
            new_birthday = qdate_to_date(self.item_birthday.date())
            if person.birth_date != new_birthday and new_birthday:
                if person.birth_date or new_birthday != date.today():
                    person.birth_date = new_birthday
        else:
            if person.get_year() != self.item_year.value():
                person.set_year(self.item_year.value())

        ResultCalculation(race()).process_results()
        Teamwork().send(person.to_dict())