mirror of
https://github.com/crystalidea/qt6windows7.git
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94 lines
2.3 KiB
C++
94 lines
2.3 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include "mainwindow.h"
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#include <QAction>
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#include <QFileDialog>
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#include <QMenuBar>
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//! [0]
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MainWindow::MainWindow()
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: QMainWindow(),
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addressWidget(new AddressWidget)
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{
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setCentralWidget(addressWidget);
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createMenus();
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setWindowTitle(tr("Address Book"));
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}
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//! [0]
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//! [1a]
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void MainWindow::createMenus()
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{
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QMenu *fileMenu = menuBar()->addMenu(tr("&File"));
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QAction *openAct = new QAction(tr("&Open..."), this);
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fileMenu->addAction(openAct);
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connect(openAct, &QAction::triggered, this, &MainWindow::openFile);
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//! [1a]
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QAction *saveAct = new QAction(tr("&Save"), this);
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fileMenu->addAction(saveAct);
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connect(saveAct, &QAction::triggered, this, &MainWindow::saveFile);
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fileMenu->addSeparator();
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QAction *exitAct = new QAction(tr("E&xit"), this);
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fileMenu->addAction(exitAct);
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connect(exitAct, &QAction::triggered, this, &QWidget::close);
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QMenu *toolMenu = menuBar()->addMenu(tr("&Tools"));
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QAction *addAct = new QAction(tr("&Add Entry..."), this);
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toolMenu->addAction(addAct);
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connect(addAct, &QAction::triggered,
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addressWidget, &AddressWidget::showAddEntryDialog);
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//! [1b]
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editAct = new QAction(tr("&Edit Entry..."), this);
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editAct->setEnabled(false);
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toolMenu->addAction(editAct);
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connect(editAct, &QAction::triggered, addressWidget, &AddressWidget::editEntry);
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toolMenu->addSeparator();
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removeAct = new QAction(tr("&Remove Entry"), this);
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removeAct->setEnabled(false);
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toolMenu->addAction(removeAct);
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connect(removeAct, &QAction::triggered, addressWidget, &AddressWidget::removeEntry);
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connect(addressWidget, &AddressWidget::selectionChanged,
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this, &MainWindow::updateActions);
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}
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//! [1b]
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//! [2]
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void MainWindow::openFile()
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{
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addressWidget->readFromFile();
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}
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//! [2]
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//! [3]
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void MainWindow::saveFile()
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{
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addressWidget->writeToFile();
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}
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//! [3]
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//! [4]
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void MainWindow::updateActions(const QItemSelection &selection)
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{
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QModelIndexList indexes = selection.indexes();
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if (!indexes.isEmpty()) {
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removeAct->setEnabled(true);
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editAct->setEnabled(true);
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} else {
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removeAct->setEnabled(false);
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editAct->setEnabled(false);
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}
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}
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//! [4]
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