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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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Qt Toolkit - iconview/main.cpp example file
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<h1 align=center>Iconview</h1><br clear="all">
This example implements a flexible icon view which can store
lots of icon items. It supports Drag'n'Drop, different selection modes,
view modes, rubberband selection, etc.
Main:
<pre>/****************************************************************************
** $Id: qt/examples/iconview/main.cpp 2.3.1 edited 2001-01-26 $
**
** Copyright (C) 1992-2000 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 <<a name="qiconview.h"></a><a href="qiconview-h.html">qiconview.h</a>>
#include <<a name="qapplication.h"></a><a href="qapplication-h.html">qapplication.h</a>>
#include <<a name="qdragobject.h"></a><a href="qdragobject-h.html">qdragobject.h</a>>
#include <<a name="qpixmap.h"></a><a href="qpixmap-h.html">qpixmap.h</a>>
#include <<a name="qiconset.h"></a><a href="qiconset-h.html">qiconset.h</a>>
#include <<a name="qmime.h"></a><a href="qmime-h.html">qmime.h</a>>
#include <stdio.h>
class ListenDND : public QObject
{
Q_OBJECT
public:
ListenDND( <a name="QWidget"></a><a href="qwidget.html">QWidget</a> *w )
: view( w )
{}
public slots:
void dropped( <a name="QDropEvent"></a><a href="qdropevent.html">QDropEvent</a> *mime ) {
printf( "Dropped Mimesource %p into the view %p\n", mime, view );
printf( " Formats:\n" );
int i = 0;
const char *str = mime-><a name="format"></a><a href="qdropevent.html#141ff9">format</a>( i );
printf( " %s\n", str );
while ( str ) {
printf( " %s\n", str );
str = mime-><a href="qdropevent.html#141ff9">format</a>( ++i );
}
};
void moved() {
printf( "All selected items were moved to another widget\n" );
}
protected:
<a href="qwidget.html">QWidget</a> *view;
};
int main( int argc, char **argv )
{
<a name="QApplication"></a><a href="qapplication.html">QApplication</a> a( argc, argv );
<a name="QIconView"></a><a href="qiconview.html">QIconView</a> qiconview;
qiconview.<a name="setSelectionMode"></a><a href="qiconview.html#7eddc3">setSelectionMode</a>( QIconView::Extended );
for ( unsigned int i = 0; i < 3000; i++ ) {
<a name="QIconViewItem"></a><a href="qiconviewitem.html">QIconViewItem</a> *item = new <a href="qiconviewitem.html">QIconViewItem</a>( &qiconview, QString( "Item %1" ).arg( i + 1 ) );
item-><a name="setRenameEnabled"></a><a href="qiconviewitem.html#c25aca">setRenameEnabled</a>( TRUE );
}
qiconview.<a name="setCaption"></a><a href="qwidget.html#d4f007">setCaption</a>( "Iconview" );
ListenDND listen_dnd( &qiconview );
<a name="QObject::connect"></a><a href="qobject.html#c2d209">QObject::connect</a>( &qiconview, SIGNAL( dropped( <a href="qdropevent.html">QDropEvent</a> *, const QValueList<<a name="QIconDragItem"></a><a href="qicondragitem.html">QIconDragItem</a>> & ) ),
&listen_dnd, SLOT( dropped( <a href="qdropevent.html">QDropEvent</a> * ) ) );
<a href="qobject.html#c2d209">QObject::connect</a>( &qiconview, SIGNAL( moved() ), &listen_dnd, SLOT( moved() ) );
a.<a name="setMainWidget"></a><a href="qapplication.html#11c921">setMainWidget</a>( &qiconview );
qiconview.<a name="show"></a><a href="qscrollview.html#88277a">show</a>();
qiconview.<a name="resize"></a><a href="qscrollview.html#5d37af">resize</a>( qiconview.<a name="sizeHint"></a><a href="qiconview.html#245965">sizeHint</a>() );
return a.<a name="exec"></a><a href="qapplication.html#7076af">exec</a>();
}
#include "main.moc"
</pre>
<p><address><hr><div align="center">
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<td>Copyright 2000 Trolltech<td><a href="http://www.trolltech.com/trademarks.html">Trademarks</a>
<td align="right"><div align="right">Qt version 2.3.1</div>
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