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410 lines
19 KiB
410 lines
19 KiB
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/examples/tqdir/tqdir.doc:4 -->
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
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<title>TQDir</title>
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<style type="text/css"><!--
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fn { margin-left: 1cm; text-indent: -1cm; }
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a:link { color: #004faf; text-decoration: none }
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a:visited { color: #672967; text-decoration: none }
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body { background: #ffffff; color: black; }
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--></style>
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</head>
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<body>
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<table border="0" cellpadding="0" cellspacing="0" width="100%">
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<tr bgcolor="#E5E5E5">
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<td valign=center>
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<a href="index.html">
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<font color="#004faf">Home</font></a>
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| <a href="classes.html">
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<font color="#004faf">All Classes</font></a>
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| <a href="mainclasses.html">
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<font color="#004faf">Main Classes</font></a>
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| <a href="annotated.html">
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<font color="#004faf">Annotated</font></a>
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| <a href="groups.html">
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<font color="#004faf">Grouped Classes</font></a>
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| <a href="functions.html">
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<font color="#004faf">Functions</font></a>
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</td>
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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>TQDir</h1>
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<p>
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<hr>
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<p> Main:
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<p> <pre>/****************************************************************************
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** $Id: qt/tqdir.cpp 3.3.8 edited Jan 11 14:37 $
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**
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** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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**
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** This file is part of an example program for TQt. This example
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** program may be used, distributed and modified without limitation.
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**
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*****************************************************************************/
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#include "../dirview/dirview.h"
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#include "tqdir.h"
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#include <<a href="qapplication-h.html">ntqapplication.h</a>>
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#include <<a href="tqtextview-h.html">tqtextview.h</a>>
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#include <<a href="tqfileinfo-h.html">tqfileinfo.h</a>>
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#include <<a href="tqfile-h.html">tqfile.h</a>>
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#include <<a href="tqtextstream-h.html">tqtextstream.h</a>>
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#include <<a href="qhbox-h.html">ntqhbox.h</a>>
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#include <<a href="tqspinbox-h.html">tqspinbox.h</a>>
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#include <<a href="tqlabel-h.html">tqlabel.h</a>>
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#include <<a href="qmultilineedit-h.html">ntqmultilineedit.h</a>>
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#include <<a href="qheader-h.html">ntqheader.h</a>>
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#include <<a href="tqevent-h.html">tqevent.h</a>>
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#include <<a href="tqpainter-h.html">tqpainter.h</a>>
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#include <<a href="tqpopupmenu-h.html">tqpopupmenu.h</a>>
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#include <<a href="tqpushbutton-h.html">tqpushbutton.h</a>>
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#include <<a href="tqtoolbutton-h.html">tqtoolbutton.h</a>>
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#include <<a href="tqfile-h.html">tqfile.h</a>>
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#include <<a href="tqtextstream-h.html">tqtextstream.h</a>>
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#include <<a href="tqtooltip-h.html">tqtooltip.h</a>>
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#include <stdlib.h>
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/* XPM */
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static const char *bookmarks[]={
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"22 14 8 1",
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"# c #000080",
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"a c #585858",
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"b c #000000",
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"c c #ffffff",
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"d c #ffffff",
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"e c #ffffff",
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"f c #000000",
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". c None",
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"...bb.................",
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"..bacb....bbb.........",
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"..badcb.bbccbab.......",
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"..bacccbadccbab.......",
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"..baecdbcccdbab.......",
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"..bacccbacccbab.......",
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"..badcdbcecdfab.......",
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"..bacecbacccbab.......",
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"..baccdbcccdbab.......",
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"...badcbacdbbab.......",
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"....bacbcbbccab.......",
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".....babbaaaaab.......",
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".....bbabbbbbbb.......",
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"......bb.............."
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};
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/* XPM */
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static const char *home[]={
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"16 15 4 1",
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"# c #000000",
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"a c #ffffff",
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"b c #c0c0c0",
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". c None",
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".......##.......",
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"..#...####......",
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"..#..#aabb#.....",
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"..#.#aaaabb#....",
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"..##aaaaaabb#...",
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"..#aaaaaaaabb#..",
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".#aaaaaaaaabbb#.",
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"###aaaaaaaabb###",
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"..#aaaaaaaabb#..",
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"..#aaa###aabb#..",
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"..#aaa#.#aabb#..",
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"..#aaa#.#aabb#..",
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"..#aaa#.#aabb#..",
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"..#aaa#.#aabb#..",
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"..#####.######.."
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};
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// ****************************************************************************************************
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<a name="f495"></a>PixmapView::PixmapView( <a href="tqwidget.html">TQWidget</a> *parent )
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: <a href="tqscrollview.html">TQScrollView</a>( parent )
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{
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<a href="tqscrollview.html#viewport">viewport</a>()->setBackgroundMode( PaletteBase );
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}
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void <a name="f496"></a>PixmapView::setPixmap( const <a href="tqpixmap.html">TQPixmap</a> &pix )
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{
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pixmap = pix;
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<a name="x1855"></a> <a href="tqscrollview.html#resizeContents">resizeContents</a>( pixmap.<a href="tqwidget.html#size">size</a>().width(), pixmap.<a href="tqwidget.html#size">size</a>().height() );
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<a href="tqscrollview.html#viewport">viewport</a>()->repaint( FALSE );
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}
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<a name="x1837"></a>void PixmapView::<a href="tqscrollview.html#drawContents">drawContents</a>( <a href="tqpainter.html">TQPainter</a> *p, int cx, int cy, int cw, int ch )
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{
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<a name="x1833"></a> p-><a href="tqpainter.html#fillRect">fillRect</a>( cx, cy, cw, ch, colorGroup().brush( TQColorGroup::Base ) );
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<a name="x1832"></a> p-><a href="tqpainter.html#drawPixmap">drawPixmap</a>( 0, 0, pixmap );
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}
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// ****************************************************************************************************
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<a name="f497"></a>Preview::Preview( <a href="tqwidget.html">TQWidget</a> *parent )
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: <a href="tqwidgetstack.html">TQWidgetStack</a>( parent )
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{
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normalText = new <a href="ntqmultilineedit.html">TQMultiLineEdit</a>( this );
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<a name="x1845"></a> normalText-><a href="tqtextedit.html#setReadOnly">setReadOnly</a>( TRUE );
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html = new <a href="tqtextview.html">TQTextView</a>( this );
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pixmap = new PixmapView( this );
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<a href="tqwidgetstack.html#raiseWidget">raiseWidget</a>( normalText );
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}
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void <a name="f498"></a>Preview::showPreview( const <a href="tqurl.html">TQUrl</a> &u, int size )
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{
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<a name="x1849"></a> if ( u.<a href="tqurl.html#isLocalFile">isLocalFile</a>() ) {
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<a name="x1850"></a> <a href="tqstring.html">TQString</a> path = u.<a href="tqurl.html#path">path</a>();
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<a href="tqfileinfo.html">TQFileInfo</a> fi( path );
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<a name="x1825"></a><a name="x1824"></a> if ( fi.<a href="tqfileinfo.html#isFile">isFile</a>() && (int)fi.<a href="tqfileinfo.html#size">size</a>() > size * 1000 ) {
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<a name="x1846"></a> normalText-><a href="tqtextedit.html#setText">setText</a>( <a href="tqobject.html#tr">tr</a>( "The File\n%1\nis too large, so I don't show it!" ).arg( path ) );
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<a href="tqwidgetstack.html#raiseWidget">raiseWidget</a>( normalText );
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return;
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}
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<a href="tqpixmap.html">TQPixmap</a> pix( path );
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<a name="x1834"></a> if ( pix.<a href="tqpixmap.html#isNull">isNull</a>() ) {
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if ( fi.<a href="tqfileinfo.html#isFile">isFile</a>() ) {
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<a href="tqfile.html">TQFile</a> f( path );
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<a name="x1815"></a> if ( f.<a href="tqfile.html#open">open</a>( <a href="tqfile.html#open">IO_ReadOnly</a> ) ) {
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<a href="tqtextstream.html">TQTextStream</a> ts( &f );
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<a name="x1847"></a> <a href="tqstring.html">TQString</a> text = ts.<a href="tqtextstream.html#read">read</a>();
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<a name="x1814"></a> f.<a href="tqfile.html#close">close</a>();
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<a name="x1823"></a> if ( fi.<a href="tqfileinfo.html#extension">extension</a>().lower().contains( "htm" ) ) {
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<a name="x1844"></a><a name="x1843"></a> <a href="tqstring.html">TQString</a> url = html-><a href="tqtextedit.html#mimeSourceFactory">mimeSourceFactory</a>()->makeAbsolute( path, html-><a href="tqtextedit.html#context">context</a>() );
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html-><a href="tqtextedit.html#setText">setText</a>( text, url );
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raiseWidget( html );
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return;
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} else {
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normalText-><a href="tqtextedit.html#setText">setText</a>( text );
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raiseWidget( normalText );
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return;
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}
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}
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}
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normalText-><a href="tqtextedit.html#setText">setText</a>( <a href="tqstring.html#TQString-null">TQString::null</a> );
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raiseWidget( normalText );
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} else {
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pixmap->setPixmap( pix );
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raiseWidget( pixmap );
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}
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} else {
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normalText-><a href="tqtextedit.html#setText">setText</a>( "I only show local files!" );
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raiseWidget( normalText );
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}
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}
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// ****************************************************************************************************
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<a name="f499"></a>PreviewWidget::PreviewWidget( <a href="tqwidget.html">TQWidget</a> *parent )
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: <a href="ntqvbox.html">TQVBox</a>( parent ), TQFilePreview()
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{
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setSpacing( 5 );
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setMargin( 5 );
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<a href="ntqhbox.html">TQHBox</a> *row = new <a href="ntqhbox.html">TQHBox</a>( this );
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<a name="x1826"></a> row-><a href="ntqhbox.html#setSpacing">setSpacing</a>( 5 );
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(void)new <a href="tqlabel.html">TQLabel</a>( <a href="tqobject.html#tr">tr</a>( "Only show files smaller than: " ), row );
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sizeSpinBox = new <a href="tqspinbox.html">TQSpinBox</a>( 1, 10000, 1, row );
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<a name="x1838"></a> sizeSpinBox-><a href="tqspinbox.html#setSuffix">setSuffix</a>( " KB" );
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<a name="x1839"></a> sizeSpinBox-><a href="tqspinbox.html#setValue">setValue</a>( 64 );
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<a name="x1852"></a><a name="x1840"></a> row-><a href="tqwidget.html#setFixedHeight">setFixedHeight</a>( 10 + sizeSpinBox-><a href="tqwidget.html#sizeHint">sizeHint</a>().height() );
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preview = new Preview( this );
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}
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void <a name="f500"></a>PreviewWidget::previewUrl( const <a href="tqurl.html">TQUrl</a> &u )
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{
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<a name="x1841"></a> preview->showPreview( u, sizeSpinBox-><a href="tqspinbox.html#value">value</a>() );
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}
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// ****************************************************************************************************
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<a name="f491"></a>CustomFileDialog::CustomFileDialog()
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: <a href="tqfiledialog.html">TQFileDialog</a>( 0, 0, TRUE )
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{
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<a href="tqfiledialog.html#setDir">setDir</a>( "/" );
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dirView = new DirectoryView( this, 0, TRUE );
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<a name="x1827"></a> dirView-><a href="ntqlistview.html#addColumn">addColumn</a>( "" );
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<a name="x1828"></a> dirView-><a href="ntqlistview.html#header">header</a>()->hide();
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::Directory *root = new ::Directory( dirView, "/" );
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root->setOpen( TRUE );
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<a name="x1853"></a> dirView-><a href="tqwidget.html#setFixedWidth">setFixedWidth</a>( 150 );
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<a href="tqfiledialog.html#addLeftWidget">addLeftWidget</a>( dirView );
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<a href="tqpushbutton.html">TQPushButton</a> *p = new <a href="tqpushbutton.html">TQPushButton</a>( this );
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<a name="x1811"></a> p-><a href="ntqbutton.html#setPixmap">setPixmap</a>( TQPixmap( bookmarks ) );
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<a name="x1848"></a> TQToolTip::<a href="tqtooltip.html#add">add</a>( p, tr( "Bookmarks" ) );
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bookmarkMenu = new <a href="tqpopupmenu.html">TQPopupMenu</a>( this );
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<a name="x1835"></a> <a href="tqobject.html#connect">connect</a>( bookmarkMenu, TQ_SIGNAL( <a href="tqpopupmenu.html#activated">activated</a>( int ) ),
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this, TQ_SLOT( bookmarkChosen( int ) ) );
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addId = bookmarkMenu-><a href="tqmenudata.html#insertItem">insertItem</a>( <a href="tqobject.html#tr">tr</a>( "Add bookmark" ) );
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bookmarkMenu-><a href="tqmenudata.html#insertSeparator">insertSeparator</a>();
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<a href="tqfile.html">TQFile</a> f( ".bookmarks" );
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if ( f.<a href="tqfile.html#open">open</a>( IO_ReadOnly ) ) {
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<a href="tqdatastream.html">TQDataStream</a> ds( &f );
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ds >> bookmarkList;
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f.<a href="tqfile.html#close">close</a>();
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TQStringList::Iterator it = bookmarkList.begin();
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for ( ; it != bookmarkList.end(); ++it ) {
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bookmarkMenu-><a href="tqmenudata.html#insertItem">insertItem</a>( *it );
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}
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}
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<a name="x1836"></a> p-><a href="tqpushbutton.html#setPopup">setPopup</a>( bookmarkMenu );
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<a href="tqfiledialog.html#addToolButton">addToolButton</a>( p, TRUE );
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<a href="tqobject.html#connect">connect</a>( dirView, TQ_SIGNAL( folderSelected( const <a href="tqstring.html">TQString</a> & ) ),
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this, TQ_SLOT( setDir2( const <a href="tqstring.html">TQString</a> & ) ) );
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<a href="tqobject.html#connect">connect</a>( this, TQ_SIGNAL( <a href="tqfiledialog.html#dirEntered">dirEntered</a>( const <a href="tqstring.html">TQString</a> & ) ),
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dirView, TQ_SLOT( <a href="tqfiledialog.html#setDir">setDir</a>( const <a href="tqstring.html">TQString</a> & ) ) );
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<a href="tqtoolbutton.html">TQToolButton</a> *b = new <a href="tqtoolbutton.html">TQToolButton</a>( this );
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TQToolTip::<a href="tqtooltip.html#add">add</a>( b, tr( "Go Home!" ) );
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b-><a href="ntqbutton.html#setPixmap">setPixmap</a>( TQPixmap( home ) );
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<a href="tqobject.html#connect">connect</a>( b, TQ_SIGNAL( <a href="ntqbutton.html#clicked">clicked</a>() ),
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this, TQ_SLOT( goHome() ) );
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<a href="tqfiledialog.html#addToolButton">addToolButton</a>( b );
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<a href="tqwidget.html#resize">resize</a>( <a href="tqwidget.html#width">width</a>() + width() / 3, height() );
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}
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CustomFileDialog::~CustomFileDialog()
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{
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if ( !bookmarkList.isEmpty() ) {
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<a href="tqfile.html">TQFile</a> f( ".bookmarks" );
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if ( f.<a href="tqfile.html#open">open</a>( <a href="tqfile.html#open">IO_WriteOnly</a> ) ) {
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<a href="tqdatastream.html">TQDataStream</a> ds( &f );
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ds << bookmarkList;
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f.<a href="tqfile.html#close">close</a>();
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}
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}
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}
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void <a name="f492"></a>CustomFileDialog::setDir2( const <a href="tqstring.html">TQString</a> &s )
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{
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<a href="tqobject.html#blockSignals">blockSignals</a>( TRUE );
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<a href="tqfiledialog.html#setDir">setDir</a>( s );
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<a href="tqobject.html#blockSignals">blockSignals</a>( FALSE );
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}
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<a name="x1854"></a>void CustomFileDialog::<a href="tqwidget.html#showEvent">showEvent</a>( <a href="qshowevent.html">TQShowEvent</a> *e )
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{
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TQFileDialog::<a href="tqwidget.html#showEvent">showEvent</a>( e );
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dirView->setDir( <a href="tqfiledialog.html#dirPath">dirPath</a>() );
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}
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void <a name="f493"></a>CustomFileDialog::bookmarkChosen( int i )
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{
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if ( i == addId ) {
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bookmarkList << dirPath();
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bookmarkMenu-><a href="tqmenudata.html#insertItem">insertItem</a>( <a href="tqfiledialog.html#dirPath">dirPath</a>() );
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} else {
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<a name="x1831"></a> <a href="tqfiledialog.html#setDir">setDir</a>( bookmarkMenu-><a href="tqmenudata.html#text">text</a>( i ) );
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}
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}
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void <a name="f494"></a>CustomFileDialog::goHome()
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{
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if ( getenv( "HOME" ) )
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<a href="tqfiledialog.html#setDir">setDir</a>( getenv( "HOME" ) );
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else
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<a href="tqfiledialog.html#setDir">setDir</a>( "/" );
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}
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// ****************************************************************************************************
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int main( int argc, char ** argv )
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{
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TQFileDialog::Mode mode = TQFileDialog::ExistingFile;
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<a href="tqstring.html">TQString</a> start;
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<a href="tqstring.html">TQString</a> filter;
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<a href="tqstring.html">TQString</a> caption;
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bool preview = FALSE;
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bool custom = FALSE;
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<a href="ntqapplication.html">TQApplication</a> a( argc, argv );
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for (int i=1; i<argc; i++) {
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<a href="tqstring.html">TQString</a> arg = argv[i];
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if ( arg == "-any" )
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mode = TQFileDialog::AnyFile;
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else if ( arg == "-dir" )
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mode = TQFileDialog::Directory;
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else if ( arg == "-default" )
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start = argv[++i];
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else if ( arg == "-filter" )
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filter = argv[++i];
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else if ( arg == "-preview" )
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preview = TRUE;
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else if ( arg == "-custom" )
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custom = TRUE;
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else if ( arg[0] == '-' ) {
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<a href="ntqapplication.html#qDebug">tqDebug</a>("Usage: tqdir [-any | -dir | -custom] [-preview] [-default f] {-filter f} [caption ...]\n"
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" -any Get any filename, need not exist.\n"
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" -dir Return a directory rather than a file.\n"
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" -custom Opens a customized TQFileDialog with \n"
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" dir browser, bookmark menu, etc.\n"
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" -preview Show a preview widget.\n"
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" -default f Start from directory/file f.\n"
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" -filter f eg. '*.gif' '*.bmp'\n"
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" caption ... Caption for dialog.\n"
|
|
);
|
|
return 1;
|
|
} else {
|
|
<a name="x1842"></a> if ( !caption.<a href="tqstring.html#isNull">isNull</a>() )
|
|
caption += ' ';
|
|
caption += arg;
|
|
}
|
|
}
|
|
|
|
if ( !start )
|
|
<a name="x1813"></a> start = TQDir::<a href="tqdir.html#currentDirPath">currentDirPath</a>();
|
|
|
|
if ( !caption )
|
|
caption = mode == TQFileDialog::Directory
|
|
? "Choose directory..." : "Choose file...";
|
|
|
|
if ( !custom ) {
|
|
<a href="tqfiledialog.html">TQFileDialog</a> fd( TQString::null, filter, 0, 0, TRUE );
|
|
<a name="x1819"></a> fd.<a href="tqfiledialog.html#setMode">setMode</a>( mode );
|
|
if ( preview ) {
|
|
<a name="x1818"></a> fd.<a href="tqfiledialog.html#setContentsPreviewEnabled">setContentsPreviewEnabled</a>( TRUE );
|
|
PreviewWidget *pw = new PreviewWidget( &fd );
|
|
<a name="x1817"></a> fd.<a href="tqfiledialog.html#setContentsPreview">setContentsPreview</a>( pw, pw );
|
|
<a name="x1822"></a> fd.<a href="tqfiledialog.html#setViewMode">setViewMode</a>( TQFileDialog::List );
|
|
<a name="x1820"></a> fd.<a href="tqfiledialog.html#setPreviewMode">setPreviewMode</a>( TQFileDialog::Contents );
|
|
}
|
|
fd.<a href="tqwidget.html#setCaption">setCaption</a>( caption );
|
|
<a name="x1821"></a> fd.<a href="tqfiledialog.html#setSelection">setSelection</a>( start );
|
|
<a name="x1812"></a> if ( fd.<a href="tqdialog.html#exec">exec</a>() == TQDialog::Accepted ) {
|
|
<a name="x1816"></a> <a href="tqstring.html">TQString</a> result = fd.<a href="tqfiledialog.html#selectedFile">selectedFile</a>();
|
|
printf("%s\n", (const char*)result);
|
|
return 0;
|
|
} else {
|
|
return 1;
|
|
}
|
|
} else {
|
|
CustomFileDialog fd;
|
|
fd.<a href="tqdialog.html#exec">exec</a>();
|
|
return 1;
|
|
}
|
|
}
|
|
</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 © 2007
|
|
<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
|
|
<td align=right><div align=right>TQt 3.3.8</div>
|
|
</table></div></address></body>
|
|
</html>
|