summaryrefslogtreecommitdiffstats
path: root/examples/painting/svgviewer/mainwindow.cpp
diff options
context:
space:
mode:
authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:18:55 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:18:55 (GMT)
commite5fcad302d86d316390c6b0f62759a067313e8a9 (patch)
treec2afbf6f1066b6ce261f14341cf6d310e5595bc1 /examples/painting/svgviewer/mainwindow.cpp
downloadQt-e5fcad302d86d316390c6b0f62759a067313e8a9.zip
Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.tar.gz
Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.tar.bz2
Long live Qt 4.5!
Diffstat (limited to 'examples/painting/svgviewer/mainwindow.cpp')
-rw-r--r--examples/painting/svgviewer/mainwindow.cpp164
1 files changed, 164 insertions, 0 deletions
diff --git a/examples/painting/svgviewer/mainwindow.cpp b/examples/painting/svgviewer/mainwindow.cpp
new file mode 100644
index 0000000..22393eb
--- /dev/null
+++ b/examples/painting/svgviewer/mainwindow.cpp
@@ -0,0 +1,164 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "mainwindow.h"
+
+#include <QtGui>
+
+#include "svgview.h"
+
+MainWindow::MainWindow()
+ : QMainWindow()
+ , m_view(new SvgView)
+{
+ QMenu *fileMenu = new QMenu(tr("&File"), this);
+ QAction *openAction = fileMenu->addAction(tr("&Open..."));
+ openAction->setShortcut(QKeySequence(tr("Ctrl+O")));
+ QAction *quitAction = fileMenu->addAction(tr("E&xit"));
+ quitAction->setShortcut(QKeySequence(tr("Ctrl+Q")));
+
+ menuBar()->addMenu(fileMenu);
+
+ QMenu *viewMenu = new QMenu(tr("&View"), this);
+ m_backgroundAction = viewMenu->addAction(tr("&Background"));
+ m_backgroundAction->setEnabled(false);
+ m_backgroundAction->setCheckable(true);
+ m_backgroundAction->setChecked(false);
+ connect(m_backgroundAction, SIGNAL(toggled(bool)), m_view, SLOT(setViewBackground(bool)));
+
+ m_outlineAction = viewMenu->addAction(tr("&Outline"));
+ m_outlineAction->setEnabled(false);
+ m_outlineAction->setCheckable(true);
+ m_outlineAction->setChecked(true);
+ connect(m_outlineAction, SIGNAL(toggled(bool)), m_view, SLOT(setViewOutline(bool)));
+
+ menuBar()->addMenu(viewMenu);
+
+ QMenu *rendererMenu = new QMenu(tr("&Renderer"), this);
+ m_nativeAction = rendererMenu->addAction(tr("&Native"));
+ m_nativeAction->setCheckable(true);
+ m_nativeAction->setChecked(true);
+#ifndef QT_NO_OPENGL
+ m_glAction = rendererMenu->addAction(tr("&OpenGL"));
+ m_glAction->setCheckable(true);
+#endif
+ m_imageAction = rendererMenu->addAction(tr("&Image"));
+ m_imageAction->setCheckable(true);
+
+#ifndef QT_NO_OPENGL
+ rendererMenu->addSeparator();
+ m_highQualityAntialiasingAction = rendererMenu->addAction(tr("&High Quality Antialiasing"));
+ m_highQualityAntialiasingAction->setEnabled(false);
+ m_highQualityAntialiasingAction->setCheckable(true);
+ m_highQualityAntialiasingAction->setChecked(false);
+ connect(m_highQualityAntialiasingAction, SIGNAL(toggled(bool)), m_view, SLOT(setHighQualityAntialiasing(bool)));
+#endif
+
+ QActionGroup *rendererGroup = new QActionGroup(this);
+ rendererGroup->addAction(m_nativeAction);
+#ifndef QT_NO_OPENGL
+ rendererGroup->addAction(m_glAction);
+#endif
+ rendererGroup->addAction(m_imageAction);
+
+ menuBar()->addMenu(rendererMenu);
+
+ connect(openAction, SIGNAL(triggered()), this, SLOT(openFile()));
+ connect(quitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
+ connect(rendererGroup, SIGNAL(triggered(QAction *)),
+ this, SLOT(setRenderer(QAction *)));
+
+ setCentralWidget(m_view);
+ setWindowTitle(tr("SVG Viewer"));
+}
+
+void MainWindow::openFile(const QString &path)
+{
+ QString fileName;
+ if (path.isNull())
+ fileName = QFileDialog::getOpenFileName(this, tr("Open SVG File"),
+ m_currentPath, "SVG files (*.svg *.svgz *.svg.gz)");
+ else
+ fileName = path;
+
+ if (!fileName.isEmpty()) {
+ QFile file(fileName);
+ if (!file.exists()) {
+ QMessageBox::critical(this, tr("Open SVG File"),
+ QString("Could not open file '%1'.").arg(fileName));
+
+ m_outlineAction->setEnabled(false);
+ m_backgroundAction->setEnabled(false);
+ return;
+ }
+
+ m_view->openFile(file);
+
+ if (!fileName.startsWith(":/")) {
+ m_currentPath = fileName;
+ setWindowTitle(tr("%1 - SVGViewer").arg(m_currentPath));
+ }
+
+ m_outlineAction->setEnabled(true);
+ m_backgroundAction->setEnabled(true);
+
+ resize(m_view->sizeHint() + QSize(80, 80 + menuBar()->height()));
+ }
+}
+
+void MainWindow::setRenderer(QAction *action)
+{
+#ifndef QT_NO_OPENGL
+ m_highQualityAntialiasingAction->setEnabled(false);
+#endif
+
+ if (action == m_nativeAction)
+ m_view->setRenderer(SvgView::Native);
+#ifndef QT_NO_OPENGL
+ else if (action == m_glAction) {
+ m_highQualityAntialiasingAction->setEnabled(true);
+ m_view->setRenderer(SvgView::OpenGL);
+ }
+#endif
+ else if (action == m_imageAction) {
+ m_view->setRenderer(SvgView::Image);
+ }
+}