Quantum GIS API Documentation: src/gui/qgsdetaileditemdelegate.h Source File

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00001 /***************************************************************************
00002      qgsdetaileditemdelegate.h  -  A rich QItemDelegate subclass
00003                              -------------------
00004     begin                : Sat May 17 2008
00005     copyright            : (C) 2008 Tim Sutton
00006     email                : tim@linfiniti.com
00007  ***************************************************************************/
00008 
00009 /***************************************************************************
00010  *                                                                         *
00011  *   This program is free software; you can redistribute it and/or modify  *
00012  *   it under the terms of the GNU General Public License as published by  *
00013  *   the Free Software Foundation; either version 2 of the License, or     *
00014  *   (at your option) any later version.                                   *
00015  *                                                                         *
00016  ***************************************************************************/
00017 /* $Id:$ */
00018 #ifndef QGSDETAILEDITEMDELEGATE_H
00019 #define QGSDETAILEDITEMDELEGATE_H
00020 
00021 #include <QAbstractItemDelegate>
00022 #include <QString>
00023 
00024 class QCheckBox;
00025 class QgsDetailedItemWidget;
00026 class QgsDetailedItemData;
00027 class QFontMetrics;
00028 class QFont;
00029 
00035 class GUI_EXPORT QgsDetailedItemDelegate :
00036     public QAbstractItemDelegate
00037 {
00038     Q_OBJECT
00039   public:
00040     QgsDetailedItemDelegate( QObject * parent = 0 );
00041     ~QgsDetailedItemDelegate();
00043     void paint( QPainter * thePainter,
00044                 const QStyleOptionViewItem & theOption,
00045                 const QModelIndex & theIndex ) const;
00047     QSize sizeHint( const QStyleOptionViewItem & theOption,
00048                     const QModelIndex & theIndex ) const;
00049 
00050     void setVerticalSpacing( int theValue );
00051 
00052     int verticalSpacing() const;
00053 
00054     void setHorizontalSpacing( int theValue );
00055 
00056     int horizontalSpacing() const;
00057 
00058   private:
00059     QFont detailFont( const QStyleOptionViewItem &theOption ) const;
00060     QFont titleFont( const QStyleOptionViewItem &theOption ) const;
00061     void drawHighlight( const QStyleOptionViewItem &theOption,
00062                         QPainter * thepPainter,
00063                         int theHeight ) const;
00064 
00065     QStringList wordWrap( QString theString,
00066                           QFontMetrics theMetrics,
00067                           int theWidth ) const;
00068     void paintManually( QPainter * thePainter,
00069                         const QStyleOptionViewItem & theOption,
00070                         const QgsDetailedItemData theData ) const;
00071     void paintAsWidget( QPainter * thePainter,
00072                         const QStyleOptionViewItem & theOption,
00073                         const QgsDetailedItemData theData ) const;
00074     int height( const QStyleOptionViewItem & theOption,
00075                 const QgsDetailedItemData theData ) const;
00076     QgsDetailedItemWidget * mpWidget;
00077     QCheckBox * mpCheckBox;
00078     int mVerticalSpacing;
00079     int mHorizontalSpacing;
00080 };
00081 
00082 #endif //QGSDETAILEDITEMDELEGATE_H