[2] | 1 | /****************************************************************************
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| 2 | **
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| 3 | ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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[561] | 4 | ** All rights reserved.
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| 5 | ** Contact: Nokia Corporation ([email protected])
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[2] | 6 | **
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| 7 | ** This file is part of the examples of the Qt Toolkit.
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| 8 | **
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| 9 | ** $QT_BEGIN_LICENSE:LGPL$
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| 10 | ** Commercial Usage
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| 11 | ** Licensees holding valid Qt Commercial licenses may use this file in
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| 12 | ** accordance with the Qt Commercial License Agreement provided with the
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| 13 | ** Software or, alternatively, in accordance with the terms contained in
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| 14 | ** a written agreement between you and Nokia.
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| 15 | **
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| 16 | ** GNU Lesser General Public License Usage
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| 17 | ** Alternatively, this file may be used under the terms of the GNU Lesser
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| 18 | ** General Public License version 2.1 as published by the Free Software
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| 19 | ** Foundation and appearing in the file LICENSE.LGPL included in the
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| 20 | ** packaging of this file. Please review the following information to
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| 21 | ** ensure the GNU Lesser General Public License version 2.1 requirements
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| 22 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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| 23 | **
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[561] | 24 | ** In addition, as a special exception, Nokia gives you certain additional
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| 25 | ** rights. These rights are described in the Nokia Qt LGPL Exception
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| 26 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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[2] | 27 | **
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| 28 | ** GNU General Public License Usage
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| 29 | ** Alternatively, this file may be used under the terms of the GNU
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| 30 | ** General Public License version 3.0 as published by the Free Software
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| 31 | ** Foundation and appearing in the file LICENSE.GPL included in the
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| 32 | ** packaging of this file. Please review the following information to
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| 33 | ** ensure the GNU General Public License version 3.0 requirements will be
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| 34 | ** met: http://www.gnu.org/copyleft/gpl.html.
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| 35 | **
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[561] | 36 | ** If you have questions regarding the use of this file, please contact
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| 37 | ** Nokia at [email protected].
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[2] | 38 | ** $QT_END_LICENSE$
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| 39 | **
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| 40 | ****************************************************************************/
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| 41 |
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| 42 | #include <QtGui>
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| 43 |
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| 44 | #include "mainwindow.h"
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| 45 | #include "xbelreader.h"
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| 46 | #include "xbelwriter.h"
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| 47 |
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| 48 | //! [0]
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| 49 | MainWindow::MainWindow()
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| 50 | {
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| 51 | QStringList labels;
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| 52 | labels << tr("Title") << tr("Location");
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| 53 |
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| 54 | treeWidget = new QTreeWidget;
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| 55 | treeWidget->header()->setResizeMode(QHeaderView::Stretch);
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| 56 | treeWidget->setHeaderLabels(labels);
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| 57 | setCentralWidget(treeWidget);
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| 58 |
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| 59 | createActions();
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| 60 | createMenus();
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| 61 |
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| 62 | statusBar()->showMessage(tr("Ready"));
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| 63 |
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| 64 | setWindowTitle(tr("QXmlStream Bookmarks"));
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| 65 | resize(480, 320);
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| 66 | }
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| 67 | //! [0]
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| 68 |
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| 69 | //! [1]
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| 70 | void MainWindow::open()
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| 71 | {
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| 72 | QString fileName =
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| 73 | QFileDialog::getOpenFileName(this, tr("Open Bookmark File"),
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| 74 | QDir::currentPath(),
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| 75 | tr("XBEL Files (*.xbel *.xml)"));
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| 76 | if (fileName.isEmpty())
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| 77 | return;
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| 78 |
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| 79 | treeWidget->clear();
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| 80 |
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| 81 |
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| 82 | QFile file(fileName);
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| 83 | if (!file.open(QFile::ReadOnly | QFile::Text)) {
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| 84 | QMessageBox::warning(this, tr("QXmlStream Bookmarks"),
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| 85 | tr("Cannot read file %1:\n%2.")
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| 86 | .arg(fileName)
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| 87 | .arg(file.errorString()));
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| 88 | return;
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| 89 | }
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| 90 |
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| 91 | XbelReader reader(treeWidget);
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| 92 | if (!reader.read(&file)) {
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| 93 | QMessageBox::warning(this, tr("QXmlStream Bookmarks"),
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[561] | 94 | tr("Parse error in file %1:\n\n%2")
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[2] | 95 | .arg(fileName)
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| 96 | .arg(reader.errorString()));
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| 97 | } else {
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| 98 | statusBar()->showMessage(tr("File loaded"), 2000);
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| 99 | }
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| 100 |
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| 101 | }
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| 102 | //! [1]
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| 103 |
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| 104 | //! [2]
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| 105 | void MainWindow::saveAs()
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| 106 | {
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| 107 | QString fileName =
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| 108 | QFileDialog::getSaveFileName(this, tr("Save Bookmark File"),
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| 109 | QDir::currentPath(),
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| 110 | tr("XBEL Files (*.xbel *.xml)"));
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| 111 | if (fileName.isEmpty())
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| 112 | return;
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| 113 |
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| 114 | QFile file(fileName);
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| 115 | if (!file.open(QFile::WriteOnly | QFile::Text)) {
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| 116 | QMessageBox::warning(this, tr("QXmlStream Bookmarks"),
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| 117 | tr("Cannot write file %1:\n%2.")
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| 118 | .arg(fileName)
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| 119 | .arg(file.errorString()));
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| 120 | return;
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| 121 | }
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| 122 |
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| 123 | XbelWriter writer(treeWidget);
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| 124 | if (writer.writeFile(&file))
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| 125 | statusBar()->showMessage(tr("File saved"), 2000);
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| 126 | }
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| 127 | //! [2]
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| 128 |
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| 129 | //! [3]
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| 130 | void MainWindow::about()
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| 131 | {
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| 132 | QMessageBox::about(this, tr("About QXmlStream Bookmarks"),
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| 133 | tr("The <b>QXmlStream Bookmarks</b> example demonstrates how to use Qt's "
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| 134 | "QXmlStream classes to read and write XML documents."));
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| 135 | }
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| 136 | //! [3]
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| 137 |
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| 138 | //! [4]
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| 139 | void MainWindow::createActions()
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| 140 | {
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| 141 | openAct = new QAction(tr("&Open..."), this);
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[561] | 142 | openAct->setShortcuts(QKeySequence::Open);
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[2] | 143 | connect(openAct, SIGNAL(triggered()), this, SLOT(open()));
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| 144 |
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| 145 | saveAsAct = new QAction(tr("&Save As..."), this);
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[561] | 146 | saveAsAct->setShortcuts(QKeySequence::SaveAs);
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[2] | 147 | connect(saveAsAct, SIGNAL(triggered()), this, SLOT(saveAs()));
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| 148 |
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| 149 | exitAct = new QAction(tr("E&xit"), this);
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[561] | 150 | exitAct->setShortcuts(QKeySequence::Quit);
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[2] | 151 | connect(exitAct, SIGNAL(triggered()), this, SLOT(close()));
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| 152 |
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| 153 | aboutAct = new QAction(tr("&About"), this);
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| 154 | connect(aboutAct, SIGNAL(triggered()), this, SLOT(about()));
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| 155 |
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| 156 | aboutQtAct = new QAction(tr("About &Qt"), this);
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| 157 | connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
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| 158 | }
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| 159 | //! [4]
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| 160 |
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| 161 | //! [5]
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| 162 | void MainWindow::createMenus()
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| 163 | {
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| 164 | fileMenu = menuBar()->addMenu(tr("&File"));
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| 165 | fileMenu->addAction(openAct);
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| 166 | fileMenu->addAction(saveAsAct);
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| 167 | fileMenu->addAction(exitAct);
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| 168 |
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| 169 | menuBar()->addSeparator();
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| 170 |
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| 171 | helpMenu = menuBar()->addMenu(tr("&Help"));
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| 172 | helpMenu->addAction(aboutAct);
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| 173 | helpMenu->addAction(aboutQtAct);
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| 174 | }
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| 175 | //! [5]
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