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-/****************************************************************************
-**
-** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/
-**
-** This file is part of the demonstration applications of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** GNU Lesser General Public License Usage
-** 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 1.1, 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.
-**
-** Other Usage
-** Alternatively, this file may be used in accordance with the terms and
-** conditions contained in a signed written agreement between you and Nokia.
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "mainwindow.h"
-#include "colorswatch.h"
-#include "toolbar.h"
-
-#include <QAction>
-#include <QLayout>
-#include <QMenu>
-#include <QMenuBar>
-#include <QStatusBar>
-#include <QTextEdit>
-#include <QFile>
-#include <QDataStream>
-#include <QFileDialog>
-#include <QMessageBox>
-#include <QSignalMapper>
-#include <QApplication>
-#include <QPainter>
-#include <QMouseEvent>
-#include <QLineEdit>
-#include <QComboBox>
-#include <QLabel>
-#include <QPushButton>
-#include <qdebug.h>
-
-static const char * const message =
- "<p><b>Qt Main Window Example</b></p>"
-
- "<p>This is a demonstration of the QMainWindow, QToolBar and "
- "QDockWidget classes.</p>"
-
- "<p>The tool bar and dock widgets can be dragged around and rearranged "
- "using the mouse or via the menu.</p>"
-
- "<p>Each dock widget contains a colored frame and a context "
- "(right-click) menu.</p>"
-
-#ifdef Q_OS_MAC
- "<p>On Mac OS X, the \"Black\" dock widget has been created as a "
- "<em>Drawer</em>, which is a special kind of QDockWidget.</p>"
-#endif
- ;
-
-Q_DECLARE_METATYPE(QDockWidget::DockWidgetFeatures)
-
-MainWindow::MainWindow(const QMap<QString, QSize> &customSizeHints,
- QWidget *parent, Qt::WindowFlags flags)
- : QMainWindow(parent, flags)
-{
- setObjectName("MainWindow");
- setWindowTitle("Qt Main Window Example");
-
- center = new QTextEdit(this);
- center->setReadOnly(true);
- center->setMinimumSize(400, 205);
- setCentralWidget(center);
-
- setupToolBar();
- setupMenuBar();
- setupDockWidgets(customSizeHints);
-
- statusBar()->showMessage(tr("Status Bar"));
-}
-
-void MainWindow::actionTriggered(QAction *action)
-{
- qDebug("action '%s' triggered", action->text().toLocal8Bit().data());
-}
-
-void MainWindow::setupToolBar()
-{
- for (int i = 0; i < 3; ++i) {
- ToolBar *tb = new ToolBar(QString::fromLatin1("Tool Bar %1").arg(i + 1), this);
- toolBars.append(tb);
- addToolBar(tb);
- }
-}
-
-void MainWindow::setupMenuBar()
-{
- QMenu *menu = menuBar()->addMenu(tr("&File"));
-
- QAction *action = menu->addAction(tr("Save layout..."));
- connect(action, SIGNAL(triggered()), this, SLOT(saveLayout()));
-
- action = menu->addAction(tr("Load layout..."));
- connect(action, SIGNAL(triggered()), this, SLOT(loadLayout()));
-
- action = menu->addAction(tr("Switch layout direction"));
- connect(action, SIGNAL(triggered()), this, SLOT(switchLayoutDirection()));
-
- menu->addSeparator();
-
- menu->addAction(tr("&Quit"), this, SLOT(close()));
-
- mainWindowMenu = menuBar()->addMenu(tr("Main window"));
-
- action = mainWindowMenu->addAction(tr("Animated docks"));
- action->setCheckable(true);
- action->setChecked(dockOptions() & AnimatedDocks);
- connect(action, SIGNAL(toggled(bool)), this, SLOT(setDockOptions()));
-
- action = mainWindowMenu->addAction(tr("Allow nested docks"));
- action->setCheckable(true);
- action->setChecked(dockOptions() & AllowNestedDocks);
- connect(action, SIGNAL(toggled(bool)), this, SLOT(setDockOptions()));
-
- action = mainWindowMenu->addAction(tr("Allow tabbed docks"));
- action->setCheckable(true);
- action->setChecked(dockOptions() & AllowTabbedDocks);
- connect(action, SIGNAL(toggled(bool)), this, SLOT(setDockOptions()));
-
- action = mainWindowMenu->addAction(tr("Force tabbed docks"));
- action->setCheckable(true);
- action->setChecked(dockOptions() & ForceTabbedDocks);
- connect(action, SIGNAL(toggled(bool)), this, SLOT(setDockOptions()));
-
- action = mainWindowMenu->addAction(tr("Vertical tabs"));
- action->setCheckable(true);
- action->setChecked(dockOptions() & VerticalTabs);
- connect(action, SIGNAL(toggled(bool)), this, SLOT(setDockOptions()));
-
- QMenu *toolBarMenu = menuBar()->addMenu(tr("Tool bars"));
- for (int i = 0; i < toolBars.count(); ++i)
- toolBarMenu->addMenu(toolBars.at(i)->menu);
-
- dockWidgetMenu = menuBar()->addMenu(tr("&Dock Widgets"));
-}
-
-void MainWindow::setDockOptions()
-{
- DockOptions opts;
- QList<QAction*> actions = mainWindowMenu->actions();
-
- if (actions.at(0)->isChecked())
- opts |= AnimatedDocks;
- if (actions.at(1)->isChecked())
- opts |= AllowNestedDocks;
- if (actions.at(2)->isChecked())
- opts |= AllowTabbedDocks;
- if (actions.at(3)->isChecked())
- opts |= ForceTabbedDocks;
- if (actions.at(4)->isChecked())
- opts |= VerticalTabs;
-
- QMainWindow::setDockOptions(opts);
-}
-
-void MainWindow::saveLayout()
-{
- QString fileName
- = QFileDialog::getSaveFileName(this, tr("Save layout"));
- if (fileName.isEmpty())
- return;
- QFile file(fileName);
- if (!file.open(QFile::WriteOnly)) {
- QString msg = tr("Failed to open %1\n%2")
- .arg(fileName)
- .arg(file.errorString());
- QMessageBox::warning(this, tr("Error"), msg);
- return;
- }
-
- QByteArray geo_data = saveGeometry();
- QByteArray layout_data = saveState();
-
- bool ok = file.putChar((uchar)geo_data.size());
- if (ok)
- ok = file.write(geo_data) == geo_data.size();
- if (ok)
- ok = file.write(layout_data) == layout_data.size();
-
- if (!ok) {
- QString msg = tr("Error writing to %1\n%2")
- .arg(fileName)
- .arg(file.errorString());
- QMessageBox::warning(this, tr("Error"), msg);
- return;
- }
-}
-
-void MainWindow::loadLayout()
-{
- QString fileName
- = QFileDialog::getOpenFileName(this, tr("Load layout"));
- if (fileName.isEmpty())
- return;
- QFile file(fileName);
- if (!file.open(QFile::ReadOnly)) {
- QString msg = tr("Failed to open %1\n%2")
- .arg(fileName)
- .arg(file.errorString());
- QMessageBox::warning(this, tr("Error"), msg);
- return;
- }
-
- uchar geo_size;
- QByteArray geo_data;
- QByteArray layout_data;
-
- bool ok = file.getChar((char*)&geo_size);
- if (ok) {
- geo_data = file.read(geo_size);
- ok = geo_data.size() == geo_size;
- }
- if (ok) {
- layout_data = file.readAll();
- ok = layout_data.size() > 0;
- }
-
- if (ok)
- ok = restoreGeometry(geo_data);
- if (ok)
- ok = restoreState(layout_data);
-
- if (!ok) {
- QString msg = tr("Error reading %1")
- .arg(fileName);
- QMessageBox::warning(this, tr("Error"), msg);
- return;
- }
-}
-
-QAction *addAction(QMenu *menu, const QString &text, QActionGroup *group, QSignalMapper *mapper,
- int id)
-{
- bool first = group->actions().isEmpty();
- QAction *result = menu->addAction(text);
- result->setCheckable(true);
- result->setChecked(first);
- group->addAction(result);
- QObject::connect(result, SIGNAL(triggered()), mapper, SLOT(map()));
- mapper->setMapping(result, id);
- return result;
-}
-
-void MainWindow::setupDockWidgets(const QMap<QString, QSize> &customSizeHints)
-{
- qRegisterMetaType<QDockWidget::DockWidgetFeatures>();
-
- mapper = new QSignalMapper(this);
- connect(mapper, SIGNAL(mapped(int)), this, SLOT(setCorner(int)));
-
- QMenu *corner_menu = dockWidgetMenu->addMenu(tr("Top left corner"));
- QActionGroup *group = new QActionGroup(this);
- group->setExclusive(true);
- ::addAction(corner_menu, tr("Top dock area"), group, mapper, 0);
- ::addAction(corner_menu, tr("Left dock area"), group, mapper, 1);
-
- corner_menu = dockWidgetMenu->addMenu(tr("Top right corner"));
- group = new QActionGroup(this);
- group->setExclusive(true);
- ::addAction(corner_menu, tr("Top dock area"), group, mapper, 2);
- ::addAction(corner_menu, tr("Right dock area"), group, mapper, 3);
-
- corner_menu = dockWidgetMenu->addMenu(tr("Bottom left corner"));
- group = new QActionGroup(this);
- group->setExclusive(true);
- ::addAction(corner_menu, tr("Bottom dock area"), group, mapper, 4);
- ::addAction(corner_menu, tr("Left dock area"), group, mapper, 5);
-
- corner_menu = dockWidgetMenu->addMenu(tr("Bottom right corner"));
- group = new QActionGroup(this);
- group->setExclusive(true);
- ::addAction(corner_menu, tr("Bottom dock area"), group, mapper, 6);
- ::addAction(corner_menu, tr("Right dock area"), group, mapper, 7);
-
- dockWidgetMenu->addSeparator();
-
- static const struct Set {
- const char * name;
- uint flags;
- Qt::DockWidgetArea area;
- } sets [] = {
-#ifndef Q_OS_MAC
- { "Black", 0, Qt::LeftDockWidgetArea },
-#else
- { "Black", Qt::Drawer, Qt::LeftDockWidgetArea },
-#endif
- { "White", 0, Qt::RightDockWidgetArea },
- { "Red", 0, Qt::TopDockWidgetArea },
- { "Green", 0, Qt::TopDockWidgetArea },
- { "Blue", 0, Qt::BottomDockWidgetArea },
- { "Yellow", 0, Qt::BottomDockWidgetArea }
- };
- const int setCount = sizeof(sets) / sizeof(Set);
-
- for (int i = 0; i < setCount; ++i) {
- ColorSwatch *swatch = new ColorSwatch(tr(sets[i].name), this, Qt::WindowFlags(sets[i].flags));
- if (i%2)
- swatch->setWindowIcon(QIcon(QPixmap(":/res/qt.png")));
- if (qstrcmp(sets[i].name, "Blue") == 0) {
- BlueTitleBar *titlebar = new BlueTitleBar(swatch);
- swatch->setTitleBarWidget(titlebar);
- connect(swatch, SIGNAL(topLevelChanged(bool)), titlebar, SLOT(updateMask()));
- connect(swatch, SIGNAL(featuresChanged(QDockWidget::DockWidgetFeatures)), titlebar, SLOT(updateMask()), Qt::QueuedConnection);
-
- }
-
- QString name = QString::fromLatin1(sets[i].name);
- if (customSizeHints.contains(name))
- swatch->setCustomSizeHint(customSizeHints.value(name));
-
- addDockWidget(sets[i].area, swatch);
- dockWidgetMenu->addMenu(swatch->menu);
- }
-
- createDockWidgetAction = new QAction(tr("Add dock widget..."), this);
- connect(createDockWidgetAction, SIGNAL(triggered()), this, SLOT(createDockWidget()));
- destroyDockWidgetMenu = new QMenu(tr("Destroy dock widget"), this);
- destroyDockWidgetMenu->setEnabled(false);
- connect(destroyDockWidgetMenu, SIGNAL(triggered(QAction*)), this, SLOT(destroyDockWidget(QAction*)));
-
- dockWidgetMenu->addSeparator();
- dockWidgetMenu->addAction(createDockWidgetAction);
- dockWidgetMenu->addMenu(destroyDockWidgetMenu);
-}
-
-void MainWindow::setCorner(int id)
-{
- switch (id) {
- case 0:
- QMainWindow::setCorner(Qt::TopLeftCorner, Qt::TopDockWidgetArea);
- break;
- case 1:
- QMainWindow::setCorner(Qt::TopLeftCorner, Qt::LeftDockWidgetArea);
- break;
- case 2:
- QMainWindow::setCorner(Qt::TopRightCorner, Qt::TopDockWidgetArea);
- break;
- case 3:
- QMainWindow::setCorner(Qt::TopRightCorner, Qt::RightDockWidgetArea);
- break;
- case 4:
- QMainWindow::setCorner(Qt::BottomLeftCorner, Qt::BottomDockWidgetArea);
- break;
- case 5:
- QMainWindow::setCorner(Qt::BottomLeftCorner, Qt::LeftDockWidgetArea);
- break;
- case 6:
- QMainWindow::setCorner(Qt::BottomRightCorner, Qt::BottomDockWidgetArea);
- break;
- case 7:
- QMainWindow::setCorner(Qt::BottomRightCorner, Qt::RightDockWidgetArea);
- break;
- }
-}
-
-void MainWindow::showEvent(QShowEvent *event)
-{
- QMainWindow::showEvent(event);
-}
-
-void MainWindow::switchLayoutDirection()
-{
- if (layoutDirection() == Qt::LeftToRight)
- qApp->setLayoutDirection(Qt::RightToLeft);
- else
- qApp->setLayoutDirection(Qt::LeftToRight);
-}
-
-class CreateDockWidgetDialog : public QDialog
-{
-public:
- CreateDockWidgetDialog(QWidget *parent = 0);
-
- QString objectName() const;
- Qt::DockWidgetArea location() const;
-
-private:
- QLineEdit *m_objectName;
- QComboBox *m_location;
-};
-
-CreateDockWidgetDialog::CreateDockWidgetDialog(QWidget *parent)
- : QDialog(parent)
-{
- QGridLayout *layout = new QGridLayout(this);
-
- layout->addWidget(new QLabel(tr("Object name:")), 0, 0);
- m_objectName = new QLineEdit;
- layout->addWidget(m_objectName, 0, 1);
-
- layout->addWidget(new QLabel(tr("Location:")), 1, 0);
- m_location = new QComboBox;
- m_location->setEditable(false);
- m_location->addItem(tr("Top"));
- m_location->addItem(tr("Left"));
- m_location->addItem(tr("Right"));
- m_location->addItem(tr("Bottom"));
- m_location->addItem(tr("Restore"));
- layout->addWidget(m_location, 1, 1);
-
- QHBoxLayout *buttonLayout = new QHBoxLayout;
- layout->addLayout(buttonLayout, 2, 0, 1, 2);
- buttonLayout->addStretch();
-
- QPushButton *cancelButton = new QPushButton(tr("Cancel"));
- connect(cancelButton, SIGNAL(clicked()), this, SLOT(reject()));
- buttonLayout->addWidget(cancelButton);
- QPushButton *okButton = new QPushButton(tr("Ok"));
- connect(okButton, SIGNAL(clicked()), this, SLOT(accept()));
- buttonLayout->addWidget(okButton);
-
- okButton->setDefault(true);
-}
-
-QString CreateDockWidgetDialog::objectName() const
-{
- return m_objectName->text();
-}
-
-Qt::DockWidgetArea CreateDockWidgetDialog::location() const
-{
- switch (m_location->currentIndex()) {
- case 0: return Qt::TopDockWidgetArea;
- case 1: return Qt::LeftDockWidgetArea;
- case 2: return Qt::RightDockWidgetArea;
- case 3: return Qt::BottomDockWidgetArea;
- default:
- break;
- }
- return Qt::NoDockWidgetArea;
-}
-
-void MainWindow::createDockWidget()
-{
- CreateDockWidgetDialog dialog(this);
- int ret = dialog.exec();
- if (ret == QDialog::Rejected)
- return;
-
- QDockWidget *dw = new QDockWidget;
- dw->setObjectName(dialog.objectName());
- dw->setWindowTitle(dialog.objectName());
- dw->setWidget(new QTextEdit);
-
- Qt::DockWidgetArea area = dialog.location();
- switch (area) {
- case Qt::LeftDockWidgetArea:
- case Qt::RightDockWidgetArea:
- case Qt::TopDockWidgetArea:
- case Qt::BottomDockWidgetArea:
- addDockWidget(area, dw);
- break;
- default:
- if (!restoreDockWidget(dw)) {
- QMessageBox::warning(this, QString(), tr("Failed to restore dock widget"));
- delete dw;
- return;
- }
- break;
- }
-
- extraDockWidgets.append(dw);
- destroyDockWidgetMenu->setEnabled(true);
- destroyDockWidgetMenu->addAction(new QAction(dialog.objectName(), this));
-}
-
-void MainWindow::destroyDockWidget(QAction *action)
-{
- int index = destroyDockWidgetMenu->actions().indexOf(action);
- delete extraDockWidgets.takeAt(index);
- destroyDockWidgetMenu->removeAction(action);
- action->deleteLater();
-
- if (destroyDockWidgetMenu->isEmpty())
- destroyDockWidgetMenu->setEnabled(false);
-}