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Diffstat (limited to 'kompare/komparepart/kompare_qsplitter.h')
| -rw-r--r-- | kompare/komparepart/kompare_qsplitter.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/kompare/komparepart/kompare_qsplitter.h b/kompare/komparepart/kompare_qsplitter.h new file mode 100644 index 00000000..1f1be49d --- /dev/null +++ b/kompare/komparepart/kompare_qsplitter.h @@ -0,0 +1,213 @@ +/**************************************************************************** +** +** +** Definition of QSplitter class +** +** Created : 980105 +** +** Copyright (C) 1992-2000 Trolltech AS. All rights reserved. +** +** This file is part of the widgets module of the Qt GUI Toolkit. +** +** 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. +** +** 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/gpl/ for GPL licensing information. +** +**********************************************************************/ + +#ifndef QSPLITTER_H +#define QSPLITTER_H + +#ifndef QT_H +#include "qframe.h" +#include "qvaluelist.h" +#endif // QT_H + +#ifndef QT_NO_SPLITTER + + +//class QSplitterHandle; +class QSplitterLayoutStruct; +class QTextStream; + +class QSplitterPrivate +{ +public: + QSplitterPrivate() + : opaque( FALSE ), firstShow( TRUE ), childrenCollapsible( TRUE ), + handleWidth( 0 ) { } + + QPtrList<QSplitterLayoutStruct> list; + bool opaque : 8; + bool firstShow : 8; + bool childrenCollapsible : 8; + int handleWidth; +}; + +class Q_EXPORT QSplitter : public QFrame +{ + Q_OBJECT + Q_PROPERTY( Orientation orientation READ orientation WRITE setOrientation ) + Q_PROPERTY( bool opaqueResize READ opaqueResize WRITE setOpaqueResize ) + Q_PROPERTY( int handleWidth READ handleWidth WRITE setHandleWidth ) + Q_PROPERTY( bool childrenCollapsible READ childrenCollapsible WRITE setChildrenCollapsible ) + +public: + // ### Qt 4.0: remove Auto from public API + enum ResizeMode { Stretch, KeepSize, FollowSizeHint, Auto }; + + QSplitter( QWidget* parent = 0, const char* name = 0 ); + QSplitter( Orientation, QWidget* parent = 0, const char* name = 0 ); + ~QSplitter(); + + virtual void setOrientation( Orientation ); + Orientation orientation() const { return orient; } + + // ### Qt 4.0: make setChildrenCollapsible() and setCollapsible() virtual + + void setChildrenCollapsible( bool ); + bool childrenCollapsible() const; + + void setCollapsible( QWidget *w, bool ); + virtual void setResizeMode( QWidget *w, ResizeMode ); + virtual void setOpaqueResize( bool = TRUE ); + bool opaqueResize() const; + + void moveToFirst( QWidget * ); + void moveToLast( QWidget * ); + + void refresh() { recalc( TRUE ); } + QSize sizeHint() const; + QSize minimumSizeHint() const; + + QValueList<int> sizes() const; + void setSizes( QValueList<int> ); + + int handleWidth() const; + void setHandleWidth( int ); + +protected: + void childEvent( QChildEvent * ); + + bool event( QEvent * ); + void resizeEvent( QResizeEvent * ); + + int idAfter( QWidget* ) const; + + void moveSplitter( QCOORD pos, int id ); + virtual void drawSplitter( QPainter*, QCOORD x, QCOORD y, + QCOORD w, QCOORD h ); + void styleChange( QStyle& ); + int adjustPos( int, int ); + virtual void setRubberband( int ); + void getRange( int id, int *, int * ); + +public: // private (: + enum { DefaultResizeMode = 3 }; + + void init(); + void recalc( bool update = FALSE ); + void doResize(); + void storeSizes(); + void getRange( int id, int *, int *, int *, int * ); + void addContribution( int, int *, int *, bool ); + int adjustPos( int, int, int *, int *, int *, int * ); + bool collapsible( QSplitterLayoutStruct * ); + void processChildEvents(); + QSplitterLayoutStruct *findWidget( QWidget * ); + QSplitterLayoutStruct *addWidget( QWidget *, bool prepend = FALSE ); + void recalcId(); + void doMove( bool backwards, int pos, int id, int delta, bool upLeft, + bool mayCollapse ); + void setGeo( QWidget *w, int pos, int size, bool splitterMoved ); + int findWidgetJustBeforeOrJustAfter( int id, int delta, int &collapsibleSize ); + void updateHandles(); + + inline QCOORD pick( const QPoint &p ) const + { return orient == Horizontal ? p.x() : p.y(); } + inline QCOORD pick( const QSize &s ) const + { return orient == Horizontal ? s.width() : s.height(); } + + inline QCOORD trans( const QPoint &p ) const + { return orient == Vertical ? p.x() : p.y(); } + inline QCOORD trans( const QSize &s ) const + { return orient == Vertical ? s.width() : s.height(); } + + QSplitterPrivate *d; + + Orientation orient; + friend class QSplitterHandle; + +#ifndef QT_NO_TEXTSTREAM +// moc doesn't like these. +// friend Q_EXPORT QTextStream& operator<<( QTextStream&, const QSplitter& ); +// friend Q_EXPORT QTextStream& operator>>( QTextStream&, QSplitter& ); +#endif + +public: +#if defined(Q_DISABLE_COPY) + QSplitter( const QSplitter & ); + QSplitter& operator=( const QSplitter & ); +#endif +}; + +#ifndef QT_NO_TEXTSTREAM +Q_EXPORT QTextStream& operator<<( QTextStream&, const QSplitter& ); +Q_EXPORT QTextStream& operator>>( QTextStream&, QSplitter& ); +#endif + +class QSplitterHandle : public QWidget +{ + Q_OBJECT +public: + QSplitterHandle( Orientation o, + QSplitter *parent, const char* name=0 ); + void setOrientation( Orientation o ); + Orientation orientation() const { return orient; } + + bool opaque() const { return s->opaqueResize(); } + + QSize sizeHint() const; + + int id() const { return myId; } // d->list.at(id())->wid == this + void setId( int i ) { myId = i; } + +protected: + void paintEvent( QPaintEvent * ); + void mouseMoveEvent( QMouseEvent * ); + void mousePressEvent( QMouseEvent * ); + void mouseReleaseEvent( QMouseEvent * ); + +public: // private (: + Orientation orient; + bool opaq; + int myId; + + QSplitter *s; +}; + +const uint Default = 2; + +class QSplitterLayoutStruct : public Qt +{ +public: + QCOORD sizer; + uint isHandle : 1; + uint collapsible : 2; + uint resizeMode : 2; + QWidget *wid; + + QSplitterLayoutStruct() + : sizer( -1 ), collapsible( Default ) { } + QCOORD getSizer( Orientation orient ); +}; + +#endif // QT_NO_SPLITTER + +#endif // QSPLITTER_H |