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# qdockwindow.h

This is the verbatim text of the qdockwindow.h include file. It is provided only for illustration; the copyright remains with Trolltech.

    /****************************************************************************
    ** $Id:  qt/qdockwindow.h   3.0.3   edited Nov 15 15:29 $
    **
    ** Definition of the QDockWindow class
    **
    ** Created : 001010
    **
    ** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
    **
    ** This file is part of the workspace module of the Qt GUI Toolkit.
    **
    ** This file may be distributed under the terms of the Q Public License
    ** as defined by Trolltech AS of Norway and appearing in the file
    ** LICENSE.QPL included in the packaging of this file.
    **
    ** This file may be distributed and/or modified under the terms of the
    ** GNU General Public License version 2 as published by the Free Software
    ** Foundation and appearing in the file LICENSE.GPL included in the
    ** packaging of this file.
    **
    ** Licensees holding valid Qt Enterprise Edition 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
    ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
    **
    ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
    **   information about Qt Commercial License Agreements.
    ** See http://www.trolltech.com/qpl/ for QPL licensing information.
    ** See http://www.trolltech.com/gpl/ for GPL licensing information.
    **
    ** Contact info@trolltech.com if any conditions of this licensing are
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    **********************************************************************/

    #ifndef QDOCKWIDGET_H
    #define QDOCKWIDGET_H

    #ifndef QT_H
    #include "qframe.h"
    #endif // QT_H

    #ifndef QT_NO_MAINWINDOW

    class QDockWindowHandle;
    class QDockWindowTitleBar;
    class QPainter;
    class QDockWindowResizeHandle;
    class QBoxLayout;
    class QHBoxLayout;
    class QVBoxLayout;
    class QDockArea;
    class QWidgetResizeHandler;
    class QMainWindow;
    class QDockAreaLayout;
    class QDockWindowPrivate;

    class Q_EXPORT QDockWindow : public QFrame
    {
        Q_OBJECT
        Q_ENUMS( CloseMode Place )
        Q_PROPERTY( int closeMode READ closeMode  WRITE setCloseMode ) //### this shouldn't be of type int?!
        Q_PROPERTY( bool resizeEnabled READ isResizeEnabled  WRITE setResizeEnabled )
        Q_PROPERTY( bool movingEnabled READ isMovingEnabled  WRITE setMovingEnabled )
        Q_PROPERTY( bool horizontallyStretchable READ isHorizontallyStretchable  WRITE setHorizontallyStretchable )
        Q_PROPERTY( bool verticallyStretchable READ isVerticallyStretchable  WRITE setVerticallyStretchable )
        Q_PROPERTY( bool stretchable READ isStretchable )
        Q_PROPERTY( bool newLine READ newLine  WRITE setNewLine )
        Q_PROPERTY( bool opaqueMoving READ opaqueMoving  WRITE setOpaqueMoving )
        Q_PROPERTY( int offset READ offset  WRITE setOffset )
        Q_PROPERTY( Place place READ place )

        friend class QDockWindowHandle;
        friend class QDockWindowTitleBar;
        friend class QDockArea;
        friend class QDockAreaLayout;
        friend class QMainWindow;

    public:
        enum Place { InDock, OutsideDock };
        enum CloseMode { Never = 0, Docked = 1, Undocked = 2, Always = Docked | Undocked };

        QDockWindow( Place p = InDock, QWidget* parent=0, const char* name=0, WFlags f = 0 );
        ~QDockWindow();

        virtual void setWidget( QWidget *w );
        QWidget *widget() const;

        Place place() const { return curPlace; }

        QDockArea *area() const;

        virtual void setCloseMode( int m );
        bool isCloseEnabled() const;
        int closeMode() const;

        virtual void setResizeEnabled( bool b );
        virtual void setMovingEnabled( bool b );
        bool isResizeEnabled() const;
        bool isMovingEnabled() const;

        virtual void setHorizontallyStretchable( bool b );
        virtual void setVerticallyStretchable( bool b );
        bool isHorizontallyStretchable() const;
        bool isVerticallyStretchable() const;
        void setHorizontalStretchable( bool b ) { setHorizontallyStretchable( b ); }
        void setVerticalStretchable( bool b ) { setVerticallyStretchable( b ); }
        bool isHorizontalStretchable() const { return isHorizontallyStretchable(); }
        bool isVerticalStretchable() const { return isVerticallyStretchable(); }
        bool isStretchable() const;

        virtual void setOffset( int o );
        int offset() const;

        virtual void setFixedExtentWidth( int w );
        virtual void setFixedExtentHeight( int h );
        QSize fixedExtent() const;

        virtual void setNewLine( bool b );
        bool newLine() const;

        Qt::Orientation orientation() const;

        QSize sizeHint() const;
        QSize minimumSize() const;
        QSize minimumSizeHint() const;

        QBoxLayout *boxLayout();

        virtual void setOpaqueMoving( bool b );
        bool opaqueMoving() const;

        bool eventFilter( QObject *o, QEvent *e );

    #ifdef QT_NO_WIDGET_TOPEXTRA
        QString caption() const;
    #endif

    signals:
        void orientationChanged( Orientation o );
        void placeChanged( QDockWindow::Place p );
        void visibilityChanged( bool );

    public slots:
        virtual void undock( QWidget *w );
        virtual void undock() { undock( 0 ); }
        virtual void dock();
        virtual void setOrientation( Orientation o );
        void setCaption( const QString &s );

    protected:
        void resizeEvent( QResizeEvent *e );
        void showEvent( QShowEvent *e );
        void hideEvent( QHideEvent *e );
        void contextMenuEvent( QContextMenuEvent *e );

        void drawFrame( QPainter * );

        bool event( QEvent *e );

    private slots:
        void toggleVisible() { if ( !isVisible() ) show(); else hide(); }

    private:
        void handleMove( const QPoint &pos, const QPoint &gp, bool drawRect );
        void updateGui();
        void updateSplitterVisibility( bool visible );

        void startRectDraw( const QPoint &so, bool drawRect );
        void endRectDraw( bool drawRect );
        void updatePosition( const QPoint &globalPos  );
        QWidget *areaAt( const QPoint &gp );
        void removeFromDock( bool fixNewLines = TRUE );
        void swapRect( QRect &r, Qt::Orientation o, const QPoint &offset, QDockArea *area );

    private:
        QDockWindowHandle *horHandle, *verHandle;
        QDockWindowTitleBar *titleBar;
        QWidget *wid;
        QPainter *unclippedPainter;
        QDockArea *dockArea, *tmpDockArea;
        QRect currRect;
        Place curPlace;
        Place state;
        bool resizeEnabled : 1;
        bool moveEnabled : 1;
        bool nl : 1;
        bool opaque : 1;
        bool stretchable[ 3 ];
        Orientation startOrientation;
        int cMode;
        QPoint startOffset;
        int offs;
        QSize fExtent;
        QDockWindowResizeHandle *hHandleTop, *hHandleBottom, *vHandleLeft, *vHandleRight;
        QVBoxLayout *hbox;
        QHBoxLayout *vbox;
        QBoxLayout *layout;
        void *dockWindowData;
        QPoint lastPos;
        QSize lastSize;
        QWidgetResizeHandler *widgetResizeHandler;
        QDockWindowPrivate *d;

    private:	// Disabled copy constructor and operator=
    #if defined(Q_DISABLE_COPY)
        QDockWindow( const QDockWindow & );
        QDockWindow& operator=( const QDockWindow & );
    #endif
    };

    inline QDockArea *QDockWindow::area() const
    {
        return dockArea;
    }

    #endif

    #endif //QT_NO_MAINWINDOW