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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
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+ <a href="index.html">
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+ | <a href="classes.html">
+<font color="#004faf">All&nbsp;Classes</font></a>
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+<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qscrollview.h</h1>
+
+<p>This is the verbatim text of the qscrollview.h include file. It is provided only for illustration; the copyright remains with Trolltech.
+<hr>
+<pre>
+/****************************************************************************
+** $Id: qt/qscrollview.h 3.3.8 edited Jan 11 14:38 $
+**
+** Definition of TQScrollView class
+**
+** Created : 970523
+**
+** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
+**
+** This file is part of the widgets module of the TQt 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 file LICENSE.GPL 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 TQt Foundation.
+**
+** Please review the following information to ensure GNU General
+** Public Licensing retquirements 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 sales@trolltech.com.
+**
+** This file may be used under the terms of the Q Public License as
+** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
+** included in the packaging of this file. Licensees holding valid TQt
+** Commercial licenses may use this file in accordance with the TQt
+** 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 TQSCROLLVIEW_H
+#define TQSCROLLVIEW_H
+
+#ifndef QT_H
+#include "qframe.h"
+#include "qscrollbar.h"
+#endif // QT_H
+
+#ifndef QT_NO_SCROLLVIEW
+
+class TQScrollViewData;
+
+class Q_EXPORT TQScrollView : public TQFrame
+{
+ Q_OBJECT
+ Q_ENUMS( ResizePolicy ScrollBarMode )
+ Q_PROPERTY( ResizePolicy resizePolicy READ resizePolicy WRITE setResizePolicy )
+ Q_PROPERTY( ScrollBarMode vScrollBarMode READ vScrollBarMode WRITE setVScrollBarMode )
+ Q_PROPERTY( ScrollBarMode hScrollBarMode READ hScrollBarMode WRITE setHScrollBarMode )
+ Q_PROPERTY( int visibleWidth READ visibleWidth )
+ Q_PROPERTY( int visibleHeight READ visibleHeight )
+ Q_PROPERTY( int contentsWidth READ contentsWidth )
+ Q_PROPERTY( int contentsHeight READ contentsHeight )
+ Q_PROPERTY( int contentsX READ contentsX )
+ Q_PROPERTY( int contentsY READ contentsY )
+#ifndef QT_NO_DRAGANDDROP
+ Q_PROPERTY( bool dragAutoScroll READ dragAutoScroll WRITE setDragAutoScroll )
+#endif
+
+public:
+ TQScrollView(TQWidget* parent=0, const char* name=0, WFlags f=0);
+ ~TQScrollView();
+
+ enum ResizePolicy { Default, Manual, AutoOne, AutoOneFit };
+ virtual void setResizePolicy( ResizePolicy );
+ ResizePolicy resizePolicy() const;
+
+ void styleChange( TQStyle &amp; );
+ void removeChild(TQWidget* child);
+ virtual void addChild( TQWidget* child, int x=0, int y=0 );
+ virtual void moveChild( TQWidget* child, int x, int y );
+ int childX(TQWidget* child);
+ int childY(TQWidget* child);
+ bool childIsVisible(TQWidget* child) { return child-&gt;isVisible(); } // obsolete functions
+ void showChild(TQWidget* child, bool yes=TRUE) {
+ if ( yes )
+ child-&gt;show();
+ else
+ child-&gt;hide();
+ }
+
+ enum ScrollBarMode { Auto, AlwaysOff, AlwaysOn };
+
+ ScrollBarMode vScrollBarMode() const;
+ virtual void setVScrollBarMode( ScrollBarMode );
+
+ ScrollBarMode hScrollBarMode() const;
+ virtual void setHScrollBarMode( ScrollBarMode );
+
+ TQWidget* cornerWidget() const;
+ virtual void setCornerWidget(TQWidget*);
+
+ // ### 4.0: Consider providing a factory function for scrollbars
+ // (e.g. make the two following functions virtual)
+ TQScrollBar* horizontalScrollBar() const;
+ TQScrollBar* verticalScrollBar() const;
+ TQWidget* viewport() const;
+ TQWidget* clipper() const;
+
+ int visibleWidth() const;
+ int visibleHeight() const;
+
+ int contentsWidth() const;
+ int contentsHeight() const;
+ int contentsX() const;
+ int contentsY() const;
+
+ void resize( int w, int h );
+ void resize( const TQSize&amp; );
+ void show();
+
+ void updateContents( int x, int y, int w, int h );
+ void updateContents( const TQRect&amp; r );
+ void updateContents();
+ void repaintContents( int x, int y, int w, int h, bool erase=TRUE );
+ void repaintContents( const TQRect&amp; r, bool erase=TRUE );
+ void repaintContents( bool erase=TRUE );
+ void contentsToViewport( int x, int y, int&amp; vx, int&amp; vy ) const;
+ void viewportToContents( int vx, int vy, int&amp; x, int&amp; y ) const;
+ TQPoint contentsToViewport( const TQPoint&amp; ) const;
+ TQPoint viewportToContents( const TQPoint&amp; ) const;
+ void enableClipper( bool y );
+
+ void setStaticBackground( bool y );
+ bool hasStaticBackground() const;
+
+ TQSize viewportSize( int, int ) const;
+ TQSize sizeHint() const;
+ TQSize minimumSizeHint() const;
+
+ void removeChild(TQObject* child);
+
+ bool isHorizontalSliderPressed();
+ bool isVerticalSliderPressed();
+
+#ifndef QT_NO_DRAGANDDROP
+ virtual void setDragAutoScroll( bool b );
+ bool dragAutoScroll() const;
+#endif
+
+signals:
+ void contentsMoving(int x, int y);
+ void horizontalSliderPressed();
+ void horizontalSliderReleased();
+ void verticalSliderPressed();
+ void verticalSliderReleased();
+
+public slots:
+ virtual void resizeContents( int w, int h );
+ void scrollBy( int dx, int dy );
+ virtual void setContentsPos( int x, int y );
+ void ensureVisible(int x, int y);
+ void ensureVisible(int x, int y, int xmargin, int ymargin);
+ void center(int x, int y);
+ void center(int x, int y, float xmargin, float ymargin);
+
+ void updateScrollBars(); // ### virtual in 4.0
+ void setEnabled( bool enable );
+
+protected:
+ virtual void drawContents(TQPainter*, int cx, int cy, int cw, int ch);
+ virtual void drawContentsOffset(TQPainter*, int ox, int oy,
+ int cx, int cy, int cw, int ch);
+
+
+ virtual void contentsMousePressEvent( TQMouseEvent* );
+ virtual void contentsMouseReleaseEvent( TQMouseEvent* );
+ virtual void contentsMouseDoubleClickEvent( TQMouseEvent* );
+ virtual void contentsMouseMoveEvent( TQMouseEvent* );
+#ifndef QT_NO_DRAGANDDROP
+ virtual void contentsDragEnterEvent( TQDragEnterEvent * );
+ virtual void contentsDragMoveEvent( TQDragMoveEvent * );
+ virtual void contentsDragLeaveEvent( TQDragLeaveEvent * );
+ virtual void contentsDropEvent( TQDropEvent * );
+#endif
+#ifndef QT_NO_WHEELEVENT
+ virtual void contentsWheelEvent( TQWheelEvent * );
+#endif
+ virtual void contentsContextMenuEvent( TQContextMenuEvent * );
+
+
+ virtual void viewportPaintEvent( TQPaintEvent* );
+ virtual void viewportResizeEvent( TQResizeEvent* );
+ virtual void viewportMousePressEvent( TQMouseEvent* );
+ virtual void viewportMouseReleaseEvent( TQMouseEvent* );
+ virtual void viewportMouseDoubleClickEvent( TQMouseEvent* );
+ virtual void viewportMouseMoveEvent( TQMouseEvent* );
+#ifndef QT_NO_DRAGANDDROP
+ virtual void viewportDragEnterEvent( TQDragEnterEvent * );
+ virtual void viewportDragMoveEvent( TQDragMoveEvent * );
+ virtual void viewportDragLeaveEvent( TQDragLeaveEvent * );
+ virtual void viewportDropEvent( TQDropEvent * );
+#endif
+#ifndef QT_NO_WHEELEVENT
+ virtual void viewportWheelEvent( TQWheelEvent * );
+#endif
+ virtual void viewportContextMenuEvent( TQContextMenuEvent * );
+
+ void frameChanged();
+
+ virtual void setMargins(int left, int top, int right, int bottom);
+ int leftMargin() const;
+ int topMargin() const;
+ int rightMargin() const;
+ int bottomMargin() const;
+
+ bool focusNextPrevChild( bool next );
+
+ virtual void setHBarGeometry(TQScrollBar&amp; hbar, int x, int y, int w, int h);
+ virtual void setVBarGeometry(TQScrollBar&amp; vbar, int x, int y, int w, int h);
+
+ void resizeEvent(TQResizeEvent*);
+ void mousePressEvent( TQMouseEvent * );
+ void mouseReleaseEvent( TQMouseEvent * );
+ void mouseDoubleClickEvent( TQMouseEvent * );
+ void mouseMoveEvent( TQMouseEvent * );
+#ifndef QT_NO_WHEELEVENT
+ void wheelEvent( TQWheelEvent * );
+#endif
+ void contextMenuEvent( TQContextMenuEvent * );
+ bool eventFilter( TQObject *, TQEvent *e );
+
+ void setCachedSizeHint( const TQSize &amp;sh ) const;
+ TQSize cachedSizeHint() const;
+ void fontChange( const TQFont &amp; );
+
+private:
+ void drawContents( TQPainter* );
+ void moveContents(int x, int y);
+
+ TQScrollViewData* d;
+
+private slots:
+ void hslide(int);
+ void vslide(int);
+ void hbarIsPressed();
+ void hbarIsReleased();
+ void vbarIsPressed();
+ void vbarIsReleased();
+#ifndef QT_NO_DRAGANDDROP
+ void doDragAutoScroll();
+ void startDragAutoScroll();
+ void stopDragAutoScroll();
+#endif
+
+private: // Disabled copy constructor and operator=
+#if defined(Q_DISABLE_COPY)
+ TQScrollView( const TQScrollView &amp; );
+ TQScrollView &amp;operator=( const TQScrollView &amp; );
+#endif
+ void changeFrameRect(const TQRect&amp;);
+
+public:
+ void disableSizeHintCaching();
+
+};
+
+#endif // QT_NO_SCROLLVIEW
+
+#endif // TQSCROLLVIEW_H
+</pre>
+<!-- eof -->
+<p><address><hr><div align=center>
+<table width=100% cellspacing=0 border=0><tr>
+<td>Copyright &copy; 2007
+<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
+<td align=right><div align=right>TQt 3.3.8</div>
+</table></div></address></body>
+</html>