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iconpreviewarea.h Example File
widgets/icons/iconpreviewarea.h

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 #ifndef ICONPREVIEWAREA_H
 #define ICONPREVIEWAREA_H

 #include <QIcon>
 #include <QWidget>

 class QLabel;

 class IconPreviewArea : public QWidget
 {
     Q_OBJECT

 public:
     IconPreviewArea(QWidget *parent = 0);

     void setIcon(const QIcon &icon);
     void setSize(const QSize &size);

 private:
     QLabel *createHeaderLabel(const QString &text);
     QLabel *createPixmapLabel();
     void updatePixmapLabels();

     enum { NumModes = 4, NumStates = 2 };

     QIcon icon;
     QSize size;
     QLabel *stateLabels[NumStates];
     QLabel *modeLabels[NumModes];
     QLabel *pixmapLabels[NumModes][NumStates];
 };

 #endif