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50 | |
51 | #include <QtWidgets> |
52 | |
53 | #include "mainwindow.h" |
54 | #include "xbeltree.h" |
55 | |
56 | MainWindow::MainWindow() |
57 | { |
58 | xbelTree = new XbelTree; |
59 | setCentralWidget(xbelTree); |
60 | |
61 | createMenus(); |
62 | |
63 | statusBar()->showMessage(tr("Ready" )); |
64 | |
65 | setWindowTitle(tr("DOM Bookmarks" )); |
66 | const QSize availableSize = screen()->availableGeometry().size(); |
67 | resize(availableSize.width() / 2, availableSize.height() / 3); |
68 | } |
69 | |
70 | void MainWindow::open() |
71 | { |
72 | QString fileName = |
73 | QFileDialog::getOpenFileName(this, tr("Open Bookmark File" ), |
74 | QDir::currentPath(), |
75 | tr("XBEL Files (*.xbel *.xml)" )); |
76 | if (fileName.isEmpty()) |
77 | return; |
78 | |
79 | QFile file(fileName); |
80 | if (!file.open(QFile::ReadOnly | QFile::Text)) { |
81 | QMessageBox::warning(this, tr("SAX Bookmarks" ), |
82 | tr("Cannot read file %1:\n%2." ) |
83 | .arg(QDir::toNativeSeparators(fileName), |
84 | file.errorString())); |
85 | return; |
86 | } |
87 | |
88 | if (xbelTree->read(&file)) |
89 | statusBar()->showMessage(tr("File loaded" ), 2000); |
90 | } |
91 | |
92 | void MainWindow::saveAs() |
93 | { |
94 | QString fileName = |
95 | QFileDialog::getSaveFileName(this, tr("Save Bookmark File" ), |
96 | QDir::currentPath(), |
97 | tr("XBEL Files (*.xbel *.xml)" )); |
98 | if (fileName.isEmpty()) |
99 | return; |
100 | |
101 | QFile file(fileName); |
102 | if (!file.open(QFile::WriteOnly | QFile::Text)) { |
103 | QMessageBox::warning(this, tr("SAX Bookmarks" ), |
104 | tr("Cannot write file %1:\n%2." ) |
105 | .arg(QDir::toNativeSeparators(fileName), |
106 | file.errorString())); |
107 | return; |
108 | } |
109 | |
110 | if (xbelTree->write(&file)) |
111 | statusBar()->showMessage(tr("File saved" ), 2000); |
112 | } |
113 | |
114 | void MainWindow::about() |
115 | { |
116 | QMessageBox::about(this, tr("About DOM Bookmarks" ), |
117 | tr("The <b>DOM Bookmarks</b> example demonstrates how to " |
118 | "use Qt's DOM classes to read and write XML " |
119 | "documents." )); |
120 | } |
121 | |
122 | void MainWindow::createMenus() |
123 | { |
124 | QMenu * = menuBar()->addMenu(tr("&File" )); |
125 | QAction *openAct = fileMenu->addAction(tr("&Open..." ), this, &MainWindow::open); |
126 | openAct->setShortcuts(QKeySequence::Open); |
127 | |
128 | QAction *saveAsAct = fileMenu->addAction(tr("&Save As..." ), this, &MainWindow::saveAs); |
129 | saveAsAct->setShortcuts(QKeySequence::SaveAs); |
130 | |
131 | QAction *exitAct = fileMenu->addAction(tr("E&xit" ), this, &QWidget::close); |
132 | exitAct->setShortcuts(QKeySequence::Quit); |
133 | |
134 | menuBar()->addSeparator(); |
135 | |
136 | QMenu * = menuBar()->addMenu(tr("&Help" )); |
137 | helpMenu->addAction(tr("&About" ), this, &MainWindow::about); |
138 | helpMenu->addAction(tr("About &Qt" ), qApp, &QCoreApplication::quit); |
139 | } |
140 | |