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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Designer 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 http://www.qtsoftware.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of Qt Designer. This header
// file may change from version to version without notice, or even be removed.
//
// We mean it.
//
#ifndef QDESIGNER_MENU_H
#define QDESIGNER_MENU_H
#include "shared_global_p.h"
#include <QtGui/QAction>
#include <QtGui/QMenu>
#include <QtCore/QHash>
QT_BEGIN_NAMESPACE
class QTimer;
class QLineEdit;
class QDesignerFormWindowInterface;
class QDesignerActionProviderExtension;
class QDesignerMenu;
class QDesignerMenuBar;
class QPainter;
class QMimeData;
namespace qdesigner_internal {
class CreateSubmenuCommand;
class ActionInsertionCommand;
}
class QDESIGNER_SHARED_EXPORT QDesignerMenu: public QMenu
{
Q_OBJECT
public:
QDesignerMenu(QWidget *parent = 0);
virtual ~QDesignerMenu();
bool eventFilter(QObject *object, QEvent *event);
QDesignerFormWindowInterface *formWindow() const;
QDesignerActionProviderExtension *actionProvider();
QDesignerMenu *parentMenu() const;
QDesignerMenuBar *parentMenuBar() const;
virtual void setVisible(bool visible);
void adjustSpecialActions();
bool interactive(bool i);
void createRealMenuAction(QAction *action);
void removeRealMenu(QAction *action);
static void drawSelection(QPainter *p, const QRect &r);
bool dragging() const;
void closeMenuChain();
void moveLeft();
void moveRight();
void moveUp(bool ctrl);
void moveDown(bool ctrl);
// Helper for MenuTaskMenu extension
void deleteAction(QAction *a);
private slots:
void slotAddSeparator();
void slotRemoveSelectedAction();
void slotShowSubMenuNow();
void slotDeactivateNow();
void slotAdjustSizeNow();
protected:
virtual void actionEvent(QActionEvent *event);
virtual void dragEnterEvent(QDragEnterEvent *event);
virtual void dragMoveEvent(QDragMoveEvent *event);
virtual void dragLeaveEvent(QDragLeaveEvent *event);
virtual void dropEvent(QDropEvent *event);
virtual void paintEvent(QPaintEvent *event);
virtual void keyPressEvent(QKeyEvent *event);
virtual void keyReleaseEvent(QKeyEvent *event);
virtual void showEvent(QShowEvent *event);
bool handleEvent(QWidget *widget, QEvent *event);
bool handleMouseDoubleClickEvent(QWidget *widget, QMouseEvent *event);
bool handleMousePressEvent(QWidget *widget, QMouseEvent *event);
bool handleMouseReleaseEvent(QWidget *widget, QMouseEvent *event);
bool handleMouseMoveEvent(QWidget *widget, QMouseEvent *event);
bool handleContextMenuEvent(QWidget *widget, QContextMenuEvent *event);
bool handleKeyPressEvent(QWidget *widget, QKeyEvent *event);
void startDrag(const QPoint &pos, Qt::KeyboardModifiers modifiers);
void adjustIndicator(const QPoint &pos);
int findAction(const QPoint &pos) const;
QAction *currentAction() const;
int realActionCount() const;
enum ActionDragCheck { NoActionDrag, ActionDragOnSubMenu, AcceptActionDrag };
ActionDragCheck checkAction(QAction *action) const;
void showSubMenu(QAction *action);
enum LeaveEditMode {
Default = 0,
ForceAccept
};
void enterEditMode();
void leaveEditMode(LeaveEditMode mode);
void showLineEdit();
QAction *createAction(const QString &text, bool separator = false);
QDesignerMenu *findOrCreateSubMenu(QAction *action);
QAction *safeActionAt(int index) const;
QAction *safeMenuAction(QDesignerMenu *menu) const;
bool swap(int a, int b);
void hideSubMenu();
void deleteAction();
void deactivateMenu();
bool canCreateSubMenu(QAction *action) const;
QDesignerMenu *findRootMenu() const;
QDesignerMenu *findActivatedMenu() const;
QRect subMenuPixmapRect(QAction *action) const;
bool hasSubMenuPixmap(QAction *action) const;
void selectCurrentAction();
private:
QPoint m_startPosition;
int m_currentIndex;
QAction *m_addItem;
QAction *m_addSeparator;
QHash<QAction*, QDesignerMenu*> m_subMenus;
QTimer *m_showSubMenuTimer;
QTimer *m_deactivateWindowTimer;
QTimer *m_adjustSizeTimer;
bool m_interactive;
QLineEdit *m_editor;
bool m_dragging;
int m_lastSubMenuIndex;
friend class qdesigner_internal::CreateSubmenuCommand;
friend class qdesigner_internal::ActionInsertionCommand;
};
QT_END_NAMESPACE
#endif // QDESIGNER_MENU_H
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