diff options
Diffstat (limited to 'examples/widgets/itemviews/address_book/address_book.py')
-rw-r--r-- | examples/widgets/itemviews/address_book/address_book.py | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/examples/widgets/itemviews/address_book/address_book.py b/examples/widgets/itemviews/address_book/address_book.py new file mode 100644 index 000000000..af0cf3dee --- /dev/null +++ b/examples/widgets/itemviews/address_book/address_book.py @@ -0,0 +1,99 @@ +# Copyright (C) 2011 Arun Srinivasan <rulfzid@gmail.com> +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +from PySide6.QtCore import Slot +from PySide6.QtGui import QAction +from PySide6.QtWidgets import (QMainWindow, QFileDialog, QApplication) + +from addresswidget import AddressWidget + + +class MainWindow(QMainWindow): + + def __init__(self, parent=None): + super().__init__(parent) + + self._address_widget = AddressWidget() + self.setCentralWidget(self._address_widget) + self.create_menus() + self.setWindowTitle("Address Book") + + def create_menus(self): + # Create the main menuBar menu items + file_menu = self.menuBar().addMenu("&File") + tool_menu = self.menuBar().addMenu("&Tools") + + # Populate the File menu + self.open_action = self.create_action("&Open...", file_menu, self.open_file) + self.save_action = self.create_action("&Save As...", file_menu, self.save_file) + file_menu.addSeparator() + self.exit_action = self.create_action("E&xit", file_menu, self.close) + + # Populate the Tools menu + self.add_action = self.create_action( + "&Add Entry...", tool_menu, self._address_widget.add_entry) + self._edit_action = self.create_action( + "&Edit Entry...", tool_menu, self._address_widget.edit_entry) + tool_menu.addSeparator() + self._remove_action = self.create_action( + "&Remove Entry", tool_menu, self._address_widget.remove_entry) + + # Disable the edit and remove menu items initially, as there are + # no items yet. + self._edit_action.setEnabled(False) + self._remove_action.setEnabled(False) + + # Wire up the updateActions slot + self._address_widget.selection_changed.connect(self.update_actions) + + def create_action(self, text, menu, slot): + """ Helper function to save typing when populating menus + with action. + """ + action = QAction(text, self) + menu.addAction(action) + action.triggered.connect(slot) + return action + + # Quick gotcha: + # + # QFiledialog.getOpenFilename and QFileDialog.get.SaveFileName don't + # behave in PySide6 as they do in Qt, where they return a QString + # containing the filename. + # + # In PySide6, these functions return a tuple: (filename, filter) + + @Slot() + def open_file(self): + filename, _ = QFileDialog.getOpenFileName(self) + if filename: + self._address_widget.read_from_file(filename) + + @Slot() + def save_file(self): + filename, _ = QFileDialog.getSaveFileName(self) + if filename: + self._address_widget.write_to_file(filename) + + def update_actions(self, selection): + """ Only allow the user to remove or edit an item if an item + is actually selected. + """ + indexes = selection.indexes() + + if len(indexes) > 0: + self._remove_action.setEnabled(True) + self._edit_action.setEnabled(True) + else: + self._remove_action.setEnabled(False) + self._edit_action.setEnabled(False) + + +if __name__ == "__main__": + """ Run the application. """ + import sys + app = QApplication(sys.argv) + mw = MainWindow() + mw.show() + sys.exit(app.exec()) |