qt_demoe/third/designer/form/mainwindow.h

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5.9 KiB
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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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 1.1, 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
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****************************************************************************/
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QtGui/QMainWindow>
#include <QtCore/QList>
#include <QtGui/QMdiArea>
QT_BEGIN_NAMESPACE
class QDesignerActions;
class QDesignerWorkbench;
class QDesignerToolWindow;
class QDesignerFormWindow;
class QDesignerSettings;
class QtToolBarManager;
class QToolBar;
class QMdiArea;
class QMenu;
class QByteArray;
class QMimeData;
/* A main window that has a configureable policy on handling close events. If
* enabled, it can forward the close event to external handlers.
* Base class for windows that can switch roles between tool windows
* and main windows. */
class MainWindowBase: public QMainWindow
{
Q_DISABLE_COPY(MainWindowBase)
Q_OBJECT
protected:
explicit MainWindowBase(QWidget *parent = 0, Qt::WindowFlags flags = Qt::Window);
public:
enum CloseEventPolicy {
/* Always accept close events */
AcceptCloseEvents,
/* Emit a signal with the event, have it handled elsewhere */
EmitCloseEventSignal };
CloseEventPolicy closeEventPolicy() const { return m_policy; }
void setCloseEventPolicy(CloseEventPolicy pol) { m_policy = pol; }
static QList<QToolBar *> createToolBars(const QDesignerActions *actions, bool singleToolBar);
static QString mainWindowTitle();
// Use the minor Qt version as settings versions to avoid conflicts
static int settingsVersion();
signals:
void closeEventReceived(QCloseEvent *e);
protected:
virtual void closeEvent(QCloseEvent *e);
private:
CloseEventPolicy m_policy;
};
/* An MdiArea that listens for desktop file manager file drop events and emits
* a signal to open a dropped file. */
class DockedMdiArea : public QMdiArea
{
Q_DISABLE_COPY(DockedMdiArea)
Q_OBJECT
public:
explicit DockedMdiArea(const QString &extension, QWidget *parent = 0);
signals:
void fileDropped(const QString &);
protected:
bool event (QEvent *event);
private:
QStringList uiFiles(const QMimeData *d) const;
const QString m_extension;
};
// Convenience class that manages a QtToolBarManager and an action to trigger
// it on a mainwindow.
class ToolBarManager : public QObject
{
Q_OBJECT
Q_DISABLE_COPY(ToolBarManager)
public:
explicit ToolBarManager(QMainWindow *configureableMainWindow,
QWidget *parent,
QMenu *toolBarMenu,
const QDesignerActions *actions,
const QList<QToolBar *> &toolbars,
const QList<QDesignerToolWindow*> &toolWindows);
QByteArray saveState(int version = 0) const;
bool restoreState(const QByteArray &state, int version = 0);
private slots:
void configureToolBars();
void updateToolBarMenu();
private:
QMainWindow *m_configureableMainWindow;
QWidget *m_parent;
QMenu *m_toolBarMenu;
QtToolBarManager *m_manager;
QAction *m_configureAction;
QList<QToolBar *> m_toolbars;
};
/* Main window to be used for docked mode */
class DockedMainWindow : public MainWindowBase {
Q_OBJECT
Q_DISABLE_COPY(DockedMainWindow)
public:
typedef QList<QDesignerToolWindow*> DesignerToolWindowList;
typedef QList<QDockWidget *> DockWidgetList;
explicit DockedMainWindow(QDesignerWorkbench *wb,
QMenu *toolBarMenu,
const DesignerToolWindowList &toolWindows);
// Create a MDI subwindow for the form.
QMdiSubWindow *createMdiSubWindow(QWidget *fw, Qt::WindowFlags f, const QKeySequence &designerCloseActionShortCut);
QMdiArea *mdiArea() const;
DockWidgetList addToolWindows(const DesignerToolWindowList &toolWindows);
void restoreSettings(const QDesignerSettings &s, const DockWidgetList &dws, const QRect &desktopArea);
void saveSettings(QDesignerSettings &) const;
signals:
void fileDropped(const QString &);
void formWindowActivated(QDesignerFormWindow *);
private slots:
void slotSubWindowActivated(QMdiSubWindow*);
private:
ToolBarManager *m_toolBarManager;
};
QT_END_NAMESPACE
#endif // MAINWINDOW_H