galleryview.h Example File

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 #ifndef GALLERYVIEW_H
 #define GALLERYVIEW_H

 #include <QtGui/QWidget>

 class GalleryView : public QWidget
 {
     Q_OBJECT
 public:
     GalleryView(QWidget *parent = 0, Qt::WindowFlags flags = 0);
     ~GalleryView();

 public slots:
     virtual void showChildren(const QVariant &itemId) = 0;

 };

 #endif