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Trolltech reserves all rights not expressly ** granted herein. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #include <QtGui> #include "mainwindow.h" #include "xbelreader.h" #include "xbelwriter.h" MainWindow::MainWindow() { QStringList labels; labels << tr("Title") << tr("Location"); treeWidget = new QTreeWidget; treeWidget->header()->setResizeMode(QHeaderView::Stretch); treeWidget->setHeaderLabels(labels); setCentralWidget(treeWidget); createActions(); createMenus(); statusBar()->showMessage(tr("Ready")); setWindowTitle(tr("QXmlStream Bookmarks")); resize(480, 320); } void MainWindow::open() { QString fileName = QFileDialog::getOpenFileName(this, tr("Open Bookmark File"), QDir::currentPath(), tr("XBEL Files (*.xbel *.xml)")); if (fileName.isEmpty()) return; treeWidget->clear(); QFile file(fileName); if (!file.open(QFile::ReadOnly | QFile::Text)) { QMessageBox::warning(this, tr("QXmlStream Bookmarks"), tr("Cannot read file %1:\n%2.") .arg(fileName) .arg(file.errorString())); return; } XbelReader reader(treeWidget); if (!reader.read(&file)) { QMessageBox::warning(this, tr("QXmlStream Bookmarks"), tr("Parse error in file %1 at line %2, column %3:\n%4") .arg(fileName) .arg(reader.lineNumber()) .arg(reader.columnNumber()) .arg(reader.errorString())); } else { statusBar()->showMessage(tr("File loaded"), 2000); } } void MainWindow::saveAs() { QString fileName = QFileDialog::getSaveFileName(this, tr("Save Bookmark File"), QDir::currentPath(), tr("XBEL Files (*.xbel *.xml)")); if (fileName.isEmpty()) return; QFile file(fileName); if (!file.open(QFile::WriteOnly | QFile::Text)) { QMessageBox::warning(this, tr("QXmlStream Bookmarks"), tr("Cannot write file %1:\n%2.") .arg(fileName) .arg(file.errorString())); return; } XbelWriter writer(treeWidget); if (writer.writeFile(&file)) statusBar()->showMessage(tr("File saved"), 2000); } void MainWindow::about() { QMessageBox::about(this, tr("About QXmlStream Bookmarks"), tr("The <b>QXmlStream Bookmarks</b> example demonstrates how to use Qt's " "QXmlStream classes to read and write XML documents.")); } void MainWindow::createActions() { openAct = new QAction(tr("&Open..."), this); openAct->setShortcut(tr("Ctrl+O")); connect(openAct, SIGNAL(triggered()), this, SLOT(open())); saveAsAct = new QAction(tr("&Save As..."), this); saveAsAct->setShortcut(tr("Ctrl+S")); connect(saveAsAct, SIGNAL(triggered()), this, SLOT(saveAs())); exitAct = new QAction(tr("E&xit"), this); exitAct->setShortcut(tr("Ctrl+Q")); connect(exitAct, SIGNAL(triggered()), this, SLOT(close())); aboutAct = new QAction(tr("&About"), this); connect(aboutAct, SIGNAL(triggered()), this, SLOT(about())); aboutQtAct = new QAction(tr("About &Qt"), this); connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt())); } void MainWindow::createMenus() { fileMenu = menuBar()->addMenu(tr("&File")); fileMenu->addAction(openAct); fileMenu->addAction(saveAsAct); fileMenu->addAction(exitAct); menuBar()->addSeparator(); helpMenu = menuBar()->addMenu(tr("&Help")); helpMenu->addAction(aboutAct); helpMenu->addAction(aboutQtAct); }