/****************************************************************************** $Id: qt/main.h   3.3.4   edited May 27 2003 $**** Copyright (C) 1992-2001 Trolltech AS.  All rights reserved.**** This file is part of an example program for Qt.  This example** program may be used, distributed and modified without limitation.*******************************************************************************/#include <qapplication.h>#include <qcursor.h>#include <qsplitter.h>#include <qlistbox.h>#include <qiconview.h>#include <qpixmap.h>class QDragEnterEvent;class QDragDropEvent;class DDListBox : public QListBox{    Q_OBJECTpublic:    DDListBox( QWidget * parent = 0, const char * name = 0, WFlags f = 0 );    // Low-level drag and drop    void dragEnterEvent( QDragEnterEvent *evt );    void dropEvent( QDropEvent *evt );    void mousePressEvent( QMouseEvent *evt );    void mouseMoveEvent( QMouseEvent * );private:    int dragging;};class DDIconViewItem : public QIconViewItem{public:    DDIconViewItem( QIconView *parent, const QString& text, const QPixmap& icon ) :	QIconViewItem( parent, text, icon ) {}    DDIconViewItem( QIconView *parent, const QString &text ) :	QIconViewItem( parent, text ) {}    // High-level drag and drop    bool acceptDrop( const QMimeSource *mime ) const;    void dropped( QDropEvent *evt, const QValueList<QIconDragItem>& );};class DDIconView : public QIconView{    Q_OBJECTpublic:    DDIconView( QWidget * parent = 0, const char * name = 0, WFlags f = 0 ) :	QIconView( parent, name, f ) {}    // High-level drag and drop    QDragObject *dragObject();public slots:    void slotNewItem( QDropEvent *evt, const QValueList<QIconDragItem>& list );};