📄 iconview-main-cpp.html
字号:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>Qt Toolkit - iconview/main.cpp example file</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: white; color: black; }--></style></head><body bgcolor="#ffffff"><table width="100%"><tr><td><a href="index.html"><img width="100" height="100" src="qtlogo.png"alt="Home" border="0"><img width="100"height="100" src="face.png" alt="Home" border="0"></a><td valign="top"><div align="right"><img src="dochead.png" width="472" height="27"><br><a href="classes.html"><b>Classes</b></a>- <a href="annotated.html">Annotated</a>- <a href="hierarchy.html">Tree</a>- <a href="functions.html">Functions</a>- <a href="index.html">Home</a>- <a href="topicals.html"><b>Structure</b> <font face="Arial,Helvetica,Geneva,Swiss,SunSans-Regular" align="center" size=32>Qte</font></a></div></table><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 2.3.8 edited 2004-05-12 $**** 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_OBJECTpublic: 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#d81a92">format</a>( i ); printf( " %s\n", str ); while ( str ) { printf( " %s\n", str ); str = mime-><a href="qdropevent.html#d81a92">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#98457a">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#2eb423">setRenameEnabled</a>( TRUE ); } qiconview.<a name="setCaption"></a><a href="qwidget.html#d6a291">setCaption</a>( "Qt Example - Iconview" ); ListenDND listen_dnd( &qiconview ); <a name="QObject::connect"></a><a href="qobject.html#7f8e37">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#7f8e37">QObject::connect</a>( &qiconview, SIGNAL( moved() ), &listen_dnd, SLOT( moved() ) ); a.<a name="setMainWidget"></a><a href="qapplication.html#7ad759">setMainWidget</a>( &qiconview ); qiconview.<a name="show"></a><a href="qscrollview.html#45ec27">show</a>(); qiconview.<a name="resize"></a><a href="qscrollview.html#3480d1">resize</a>( qiconview.<a name="sizeHint"></a><a href="qiconview.html#157488">sizeHint</a>() ); return a.<a name="exec"></a><a href="qapplication.html#84c7bf">exec</a>();}#include "main.moc"</pre><p><address><hr><div align="center"><table width="100%" cellspacing="0" border="0"><tr><td>Copyright ⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -