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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 QtGui module 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://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QDYNAMICDOCKWIDGET_P_H
#define QDYNAMICDOCKWIDGET_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "QtGui/qstyleoption.h"
#include "private/qwidget_p.h"
#include "QtGui/qboxlayout.h"
#include "QtGui/qdockwidget.h"
#ifndef QT_NO_DOCKWIDGET
QT_BEGIN_NAMESPACE
class QGridLayout;
class QWidgetResizeHandler;
class QRubberBand;
class QDockWidgetTitleButton;
class QSpacerItem;
class QDockWidgetItem;
class QDockWidgetPrivate : public QWidgetPrivate
{
Q_DECLARE_PUBLIC(QDockWidget)
struct DragState {
QPoint pressPos;
bool dragging;
QLayoutItem *widgetItem;
bool ownWidgetItem;
bool nca;
bool ctrlDrag;
};
public:
inline QDockWidgetPrivate()
: QWidgetPrivate(), state(0),
features(QDockWidget::DockWidgetClosable
| QDockWidget::DockWidgetMovable
| QDockWidget::DockWidgetFloatable),
allowedAreas(Qt::AllDockWidgetAreas)
{ }
void init();
void _q_toggleView(bool); // private slot
void _q_toggleTopLevel(); // private slot
void updateButtons();
DragState *state;
QDockWidget::DockWidgetFeatures features;
Qt::DockWidgetAreas allowedAreas;
QWidgetResizeHandler *resizer;
#ifndef QT_NO_ACTION
QAction *toggleViewAction;
#endif
// QMainWindow *findMainWindow(QWidget *widget) const;
QRect undockedGeometry;
QString fixedWindowTitle;
bool mousePressEvent(QMouseEvent *event);
bool mouseDoubleClickEvent(QMouseEvent *event);
bool mouseMoveEvent(QMouseEvent *event);
bool mouseReleaseEvent(QMouseEvent *event);
void setWindowState(bool floating, bool unplug = false, const QRect &rect = QRect());
void nonClientAreaMouseEvent(QMouseEvent *event);
void initDrag(const QPoint &pos, bool nca);
void startDrag();
void endDrag(bool abort = false);
void moveEvent(QMoveEvent *event);
void unplug(const QRect &rect);
void plug(const QRect &rect);
bool isAnimating() const;
};
class Q_GUI_EXPORT QDockWidgetLayout : public QLayout
{
Q_OBJECT
public:
QDockWidgetLayout(QWidget *parent = 0);
~QDockWidgetLayout();
void addItem(QLayoutItem *item);
QLayoutItem *itemAt(int index) const;
QLayoutItem *takeAt(int index);
int count() const;
QSize maximumSize() const;
QSize minimumSize() const;
QSize sizeHint() const;
QSize sizeFromContent(const QSize &content, bool floating) const;
void setGeometry(const QRect &r);
enum Role { Content, CloseButton, FloatButton, TitleBar, RoleCount };
QWidget *widgetForRole(Role r) const;
void setWidgetForRole(Role r, QWidget *w);
QLayoutItem *itemForRole(Role r) const;
QRect titleArea() const { return _titleArea; }
int minimumTitleWidth() const;
int titleHeight() const;
void updateMaxSize();
bool nativeWindowDeco() const;
bool nativeWindowDeco(bool floating) const;
void setVerticalTitleBar(bool b);
bool verticalTitleBar;
private:
QVector<QLayoutItem*> item_list;
QRect _titleArea;
};
/* The size hints of a QDockWidget will depend on wether it is docked or not.
This layout item always returns the size hints as if the dock widget was docked. */
class QDockWidgetItem : public QWidgetItem
{
public:
QDockWidgetItem(QDockWidget *dockWidget);
QSize minimumSize() const;
QSize maximumSize() const;
QSize sizeHint() const;
private:
inline QLayoutItem *dockWidgetChildItem() const;
inline QDockWidgetLayout *dockWidgetLayout() const;
};
inline QLayoutItem *QDockWidgetItem::dockWidgetChildItem() const
{
if (QDockWidgetLayout *layout = dockWidgetLayout())
return layout->itemForRole(QDockWidgetLayout::Content);
return 0;
}
inline QDockWidgetLayout *QDockWidgetItem::dockWidgetLayout() const
{
QWidget *w = const_cast<QDockWidgetItem*>(this)->widget();
if (w != 0)
return qobject_cast<QDockWidgetLayout*>(w->layout());
return 0;
}
QT_END_NAMESPACE
#endif // QT_NO_DOCKWIDGET
#endif // QDYNAMICDOCKWIDGET_P_H
|