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/****************************************************************************
**
** Definition of the QDockArea class
**
** Created : 001010
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the workspace module of the Qt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free Qt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at [email protected].
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.QPL
** included in the packaging of this file. Licensees holding valid Qt
** Commercial licenses may use this file in accordance with the Qt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef QDOCKAREA_H
#define QDOCKAREA_H
#ifndef QT_H
#include "qwidget.h"
#include "qptrlist.h"
#include "qdockwindow.h"
#include "qlayout.h"
#include "qvaluelist.h"
#include "qguardedptr.h"
#include "qtextstream.h"
#endif // QT_H
#ifndef QT_NO_MAINWINDOW
class QSplitter;
class QBoxLayout;
class QDockAreaLayout;
class QMouseEvent;
class QDockWindowResizeHandle;
class QDockAreaPrivate;
class Q_EXPORT QDockAreaLayout : public QLayout
{
Q_OBJECT
friend class QDockArea;
public:
QDockAreaLayout( QWidget* parent, Qt::Orientation o, QPtrList<QDockWindow> *wl, int space = -1, int margin = -1, const char *name = 0 )
: QLayout( parent, space, margin, name ), orient( o ), dockWindows( wl ), parentWidget( parent ) { init(); }
~QDockAreaLayout() {}
void addItem( QLayoutItem * ) {}
bool hasHeightForWidth() const;
int heightForWidth( int ) const;
int widthForHeight( int ) const;
QSize sizeHint() const;
QSize minimumSize() const;
QLayoutIterator iterator();
QSizePolicy::ExpandData expanding() const { return QSizePolicy::NoDirection; }
void invalidate();
Qt::Orientation orientation() const { return orient; }
QValueList<QRect> lineList() const { return lines; }
QPtrList<QDockWindow> lineStarts() const { return ls; }
protected:
void setGeometry( const QRect& );
private:
void init();
int layoutItems( const QRect&, bool testonly = FALSE );
Qt::Orientation orient;
bool dirty;
int cached_width, cached_height;
int cached_hfw, cached_wfh;
QPtrList<QDockWindow> *dockWindows;
QWidget *parentWidget;
QValueList<QRect> lines;
QPtrList<QDockWindow> ls;
#if defined(Q_DISABLE_COPY) // Disabled copy constructor and operator=
QDockAreaLayout( const QDockAreaLayout & );
QDockAreaLayout &operator=( const QDockAreaLayout & );
#endif
};
class Q_EXPORT QDockArea : public QWidget
{
Q_OBJECT
Q_ENUMS( HandlePosition )
Q_PROPERTY( Orientation orientation READ orientation )
Q_PROPERTY( int count READ count )
Q_PROPERTY( bool empty READ isEmpty )
Q_PROPERTY( HandlePosition handlePosition READ handlePosition )
friend class QDockWindow;
friend class QDockWindowResizeHandle;
friend class QDockAreaLayout;
public:
enum HandlePosition { Normal, Reverse };
QDockArea( Orientation o, HandlePosition h = Normal, QWidget* parent=0, const char* name=0 );
~QDockArea();
void moveDockWindow( QDockWindow *w, const QPoint &globalPos, const QRect &rect, bool swap );
void removeDockWindow( QDockWindow *w, bool makeFloating, bool swap, bool fixNewLines = TRUE );
void moveDockWindow( QDockWindow *w, int index = -1 );
bool hasDockWindow( QDockWindow *w, int *index = 0 );
void invalidNextOffset( QDockWindow *dw );
Orientation orientation() const { return orient; }
HandlePosition handlePosition() const { return hPos; }
bool eventFilter( QObject *, QEvent * );
bool isEmpty() const;
int count() const;
QPtrList<QDockWindow> dockWindowList() const;
bool isDockWindowAccepted( QDockWindow *dw );
void setAcceptDockWindow( QDockWindow *dw, bool accept );
public slots:
void lineUp( bool keepNewLines );
private:
struct DockWindowData
{
int index;
int offset;
int line;
QSize fixedExtent;
QGuardedPtr<QDockArea> area;
};
int findDockWindow( QDockWindow *w );
int lineOf( int index );
DockWindowData *dockWindowData( QDockWindow *w );
void dockWindow( QDockWindow *dockWindow, DockWindowData *data );
void updateLayout();
void invalidateFixedSizes();
int maxSpace( int hint, QDockWindow *dw );
void setFixedExtent( int d, QDockWindow *dw );
bool isLastDockWindow( QDockWindow *dw );
private:
Orientation orient;
QPtrList<QDockWindow> *dockWindows;
QDockAreaLayout *layout;
HandlePosition hPos;
QPtrList<QDockWindow> forbiddenWidgets;
QDockAreaPrivate *d;
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QDockArea( const QDockArea & );
QDockArea& operator=( const QDockArea & );
#endif
};
#ifndef QT_NO_TEXTSTREAM
Q_EXPORT QTextStream &operator<<( QTextStream &, const QDockArea & );
Q_EXPORT QTextStream &operator>>( QTextStream &, QDockArea & );
#endif
#define Q_DEFINED_QDOCKAREA
#include "qwinexport.h"
#endif
#endif //QT_NO_MAINWINDOW
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