iconview-example.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><!-- /home/reggie/tmp/qt-3.0-reggie-5401/qt-x11-commercial-3.0.5/examples/iconview/iconview.doc:4 --><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>Iconview</title><style type="text/css"><!--h3.fn,span.fn { margin-left: 1cm; text-indent: -1cm; }a:link { color: #004faf; text-decoration: none }a:visited { color: #672967; text-decoration: none }body { background: #ffffff; color: black; }--></style></head><body><table border="0" cellpadding="0" cellspacing="0" width="100%"><tr bgcolor="#E5E5E5"><td valign=center> <a href="index.html"><font color="#004faf">Home</font></a> | <a href="classes.html"><font color="#004faf">All Classes</font></a> | <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> | <a href="annotated.html"><font color="#004faf">Annotated</font></a> | <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> | <a href="functions.html"><font color="#004faf">Functions</font></a></td><td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>Iconview</h1> <p> This example implements a flexible icon view which can storelots of icon items. It supports Drag&Drop, different selection modes,view modes, rubberband selection, etc.<p> Main:<p> <pre>/****************************************************************************** $Id: qt/main.cpp 3.0.5 edited Nov 13 2001 $**** 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 href="qiconview-h.html">qiconview.h</a>>#include <<a href="qapplication-h.html">qapplication.h</a>>#include <<a href="qdragobject-h.html">qdragobject.h</a>>#include <<a href="qpixmap-h.html">qpixmap.h</a>>#include <<a href="qiconset-h.html">qiconset.h</a>>#include <<a href="qmime-h.html">qmime.h</a>>#include <stdio.h>class ListenDND : public <a href="qobject.html">QObject</a>{ <a href="metaobjects.html#Q_OBJECT">Q_OBJECT</a>public: ListenDND( <a href="qwidget.html">QWidget</a> *w ) : view( w ) {}public slots: void dropped( <a href="qdropevent.html">QDropEvent</a> *mime ) { <a href="qapplication.html#qDebug">qDebug</a>( "Dropped Mimesource %p into the view %p", mime, view ); <a href="qapplication.html#qDebug">qDebug</a>( " Formats:" ); int i = 0;<a name="x1151"></a> const char *str = mime-><a href="qdropevent.html#format">format</a>( i ); <a href="qapplication.html#qDebug">qDebug</a>( " %s", str ); while ( str ) { <a href="qapplication.html#qDebug">qDebug</a>( " %s", str ); str = mime-><a href="qdropevent.html#format">format</a>( ++i ); } }; void moved() { <a href="qapplication.html#qDebug">qDebug</a>( "All selected items were moved to another widget" ); }protected: <a href="qwidget.html">QWidget</a> *view;};int main( int argc, char **argv ){ <a href="qapplication.html">QApplication</a> a( argc, argv ); <a href="qiconview.html">QIconView</a> qiconview;<a name="x1154"></a> qiconview.<a href="qiconview.html#setSelectionMode">setSelectionMode</a>( QIconView::Extended ); for ( unsigned int i = 0; i < 3000; i++ ) { <a href="qiconviewitem.html">QIconViewItem</a> *item = new <a href="qiconviewitem.html">QIconViewItem</a>( &qiconview, QString( "Item %1" ).arg( i + 1 ) );<a name="x1156"></a> item-><a href="qiconviewitem.html#setRenameEnabled">setRenameEnabled</a>( TRUE ); } qiconview.<a href="qwidget.html#setCaption">setCaption</a>( "Qt Example - Iconview" ); ListenDND listen_dnd( &qiconview );<a name="x1157"></a><a name="x1152"></a> QObject::<a href="qobject.html#connect">connect</a>( &qiconview, SIGNAL( <a href="qiconview.html#dropped">dropped</a>( <a href="qdropevent.html">QDropEvent</a> *, const <a href="qvaluelist.html">QValueList</a><QIconDragItem> & ) ), &listen_dnd, SLOT( dropped( <a href="qdropevent.html">QDropEvent</a> * ) ) );<a name="x1153"></a> QObject::<a href="qobject.html#connect">connect</a>( &qiconview, SIGNAL( <a href="qiconview.html#moved">moved</a>() ), &listen_dnd, SLOT( moved() ) ); a.<a href="qapplication.html#setMainWidget">setMainWidget</a>( &qiconview );<a name="x1159"></a> qiconview.<a href="qwidget.html#show">show</a>();<a name="x1158"></a><a name="x1155"></a> qiconview.<a href="qwidget.html#resize">resize</a>( qiconview.<a href="qwidget.html#sizeHint">sizeHint</a>() ); return a.<a href="qapplication.html#exec">exec</a>();}#include "main.moc"</pre><p>See also <a href="examples.html">Examples</a>.<!-- eof --><p><address><hr><div align=center><table width=100% cellspacing=0 border=0><tr><td>Copyright © 2002 <a href="http://www.trolltech.com">Trolltech</a><td><a href="http://www.trolltech.com/trademarks.html">Trademarks</a><td align=right><div align=right>Qt version 3.0.5</div></table></div></address></body></html>⌨️ 快捷键说明
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