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50
51#include "mainwindow.h"
52
53#include <QAction>
54#include <QFileDialog>
55#include <QMenuBar>
56
57//! [0]
58MainWindow::MainWindow()
59 : QMainWindow(),
60 addressWidget(new AddressWidget)
61{
62 setCentralWidget(addressWidget);
63 createMenus();
64 setWindowTitle(tr("Address Book"));
65}
66//! [0]
67
68//! [1a]
69void MainWindow::createMenus()
70{
71 QMenu *fileMenu = menuBar()->addMenu(tr("&File"));
72
73 QAction *openAct = new QAction(tr("&Open..."), this);
74 fileMenu->addAction(openAct);
75 connect(openAct, &QAction::triggered, this, &MainWindow::openFile);
76//! [1a]
77
78 QAction *saveAct = new QAction(tr("&Save As..."), this);
79 fileMenu->addAction(saveAct);
80 connect(saveAct, &QAction::triggered, this, &MainWindow::saveFile);
81
82 fileMenu->addSeparator();
83
84 QAction *exitAct = new QAction(tr("E&xit"), this);
85 fileMenu->addAction(exitAct);
86 connect(exitAct, &QAction::triggered, this, &QWidget::close);
87
88 QMenu *toolMenu = menuBar()->addMenu(tr("&Tools"));
89
90 QAction *addAct = new QAction(tr("&Add Entry..."), this);
91 toolMenu->addAction(addAct);
92 connect(addAct, &QAction::triggered,
93 addressWidget, &AddressWidget::showAddEntryDialog);
94
95//! [1b]
96 editAct = new QAction(tr("&Edit Entry..."), this);
97 editAct->setEnabled(false);
98 toolMenu->addAction(editAct);
99 connect(editAct, &QAction::triggered, addressWidget, &AddressWidget::editEntry);
100
101 toolMenu->addSeparator();
102
103 removeAct = new QAction(tr("&Remove Entry"), this);
104 removeAct->setEnabled(false);
105 toolMenu->addAction(removeAct);
106 connect(removeAct, &QAction::triggered, addressWidget, &AddressWidget::removeEntry);
107
108 connect(addressWidget, &AddressWidget::selectionChanged,
109 this, &MainWindow::updateActions);
110}
111//! [1b]
112
113//! [2]
114void MainWindow::openFile()
115{
116 QString fileName = QFileDialog::getOpenFileName(this);
117 if (!fileName.isEmpty())
118 addressWidget->readFromFile(fileName);
119}
120//! [2]
121
122//! [3]
123void MainWindow::saveFile()
124{
125 QString fileName = QFileDialog::getSaveFileName(this);
126 if (!fileName.isEmpty())
127 addressWidget->writeToFile(fileName);
128}
129//! [3]
130
131//! [4]
132void MainWindow::updateActions(const QItemSelection &selection)
133{
134 QModelIndexList indexes = selection.indexes();
135
136 if (!indexes.isEmpty()) {
137 removeAct->setEnabled(true);
138 editAct->setEnabled(true);
139 } else {
140 removeAct->setEnabled(false);
141 editAct->setEnabled(false);
142 }
143}
144//! [4]
145