qfileiconview.cpp.bak

这是一个自己开发的键盘驱动代码

/****************************************************************************
** $Id: qt/qfileiconview.cpp   3.3.6   edited Aug 31 2005 $
**
** Copyright (C) 1992-2005 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 "qfileiconview.h"
#include <qpainter.h>
#include <qstringlist.h>
#include <qpixmap.h>
#include <qmime.h>
#include <qstrlist.h>
#include <qdragobject.h>
#include <qmessagebox.h>
#include <qevent.h>
#include <qpopupmenu.h>
#include <qcursor.h>
#include <qapplication.h>
#include <qwmatrix.h>
#include <qevent.h>

#include <qtextcodec.h>

#include <stdlib.h>

static const char * file_icon[]={
    "32 32 17 1",
    "# c #000000",
    "a c #ffffff",
    "j c #808080",
    "n c #a0a0a4",
    "g c #c0c0c0",
    "m c #004000",
    "o c #000000",
    "l c #004040",
    "k c #404000",
    "i c #c0c000",
    "h c #ffff00",
    "b c #ffffc0",
    "e c #ff8000",
    "f c #c05800",
    "c c #ffa858",
    "d c #ffdca8",
    ". c None",
    "................................",
    "................................",
    "................................",
    "................................",
    ".............#....###...........",
    "...###......#a##.#aba##.........",
    "..#cdb#....#aaaa#aaaaaa##.......",
    "..#ecdb#..#aaaa#aaaaaaaba##.....",
    "..#fecdb##aaaa#aaaaaaaaaaab##...",
    "...#fecdb#aaa#aaaaaaabaabaaaa##.",
    "....#fecdb#a#baaaaa#baaaaaabaaa#",
    ".....#fecdb#aaaaab#a##baaaaaaa#.",
    ".....##fecdb#bbba#aaaa##baaab#..",
    "....#bb#fecdb#ba#aaaaaaa##aa#...",
    "...#bbbb#fecdb##aaabaaaaaa##....",
    "..#bbbb#b#fecdb#aaaaaaabaaaa##..",
    ".#bbbb#bbb#fecdg#aaaaaaaaaaaba#.",
    "#hhbb#bbbbb#fegg#iiaaaaaaaaaaaa#",
    "#jhhhklibbbk#ggj#aaiiaaaaaaaaa#j",
    ".#mjhhhkmikab####aaabiiaaaaaa#j.",
    "...##jhhhmaaibbaaiibaaaiiaab#n..",
    ".....##j#baaaiiabaaiibaabaa#n...",
    "......##baibaabiibaaaiiabb#j....",
    "......#bbbbiiaabbiiaaaaabon.....",
    ".....#bbbbbbbiiabbaiiaab#n......",
    ".....#jbbbbbbbbiibaabba#n.......",
    "......##jbbbbbbbbiiaabmj........",
    "........##jbbbbbbbbbb#j.........",
    "..........##nbbbbbbbmj..........",
    "............##jbbbb#j...........",
    "..............#mjj#n............",
    "................##n............."};

static const char * folder_icon[]={
    "32 32 11 1",
    "# c #000000",
    "b c #c0c000",
    "d c #585858",
    "a c #ffff00",
    "i c #400000",
    "h c #a0a0a4",
    "e c #000000",
    "c c #ffffff",
    "f c #303030",
    "g c #c0c0c0",
    ". c None",
    "...###..........................",
    "...#aa##........................",
    ".###baaa##......................",
    ".#cde#baaa##....................",
    ".#cccdeebaaa##..##f.............",
    ".#cccccdeebaaa##aaa##...........",
    ".#cccccccdeebaaaaaaaa##.........",
    ".#cccccccccdeebababaaa#.........",
    ".#cccccgcgghhebbbbbbbaa#........",
    ".#ccccccgcgggdebbbbbbba#........",
    ".#cccgcgcgcgghdeebiebbba#.......",
    ".#ccccgcggggggghdeddeeba#.......",
    ".#cgcgcgcggggggggghghdebb#......",
    ".#ccgcggggggggghghghghd#b#......",
    ".#cgcgcggggggggghghghhd#b#......",
    ".#gcggggggggghghghhhhhd#b#......",
    ".#cgcggggggggghghghhhhd#b#......",
    ".#ggggggggghghghhhhhhhdib#......",
    ".#gggggggggghghghhhhhhd#b#......",
    ".#hhggggghghghhhhhhhhhd#b#......",
    ".#ddhhgggghghghhhhhhhhd#b#......",
    "..##ddhhghghhhhhhhhhhhdeb#......",
    "....##ddhhhghhhhhhhhhhd#b#......",
    "......##ddhhhhhhhhhhhhd#b#......",
    "........##ddhhhhhhhhhhd#b#......",
    "..........##ddhhhhhhhhd#b#......",
    "............##ddhhhhhhd#b###....",
    "..............##ddhhhhd#b#####..",
    "................##ddhhd#b######.",
    "..................##dddeb#####..",
    "....................##d#b###....",
    "......................####......"};


static const char * link_icon[]={
    "32 32 12 1",
    "# c #000000",
    "h c #a0a0a4",
    "b c #c00000",
    "d c #585858",
    "i c #400000",
    "c c #ffffff",
    "e c #000000",
    "g c #c0c0c0",
    "a c #ff0000",
    "f c #303030",
    "n c white",
    ". c None",
    "...###..........................",
    "...#aa##........................",
    ".###baaa##......................",
    ".#cde#baaa##....................",
    ".#cccdeebaaa##..##f.............",
    ".#cccccdeebaaa##aaa##...........",
    ".#cccccccdeebaaaaaaaa##.........",
    ".#cccccccccdeebababaaa#.........",
    ".#cccccgcgghhebbbbbbbaa#........",
    ".#ccccccgcgggdebbbbbbba#........",
    ".#cccgcgcgcgghdeebiebbba#.......",
    ".#ccccgcggggggghdeddeeba#.......",
    ".#cgcgcgcggggggggghghdebb#......",
    ".#ccgcggggggggghghghghd#b#......",
    ".#cgcgcggggggggghghghhd#b#......",
    ".#gcggggggggghghghhhhhd#b#......",
    ".#cgcggggggggghghghhhhd#b#......",
    ".#ggggggggghghghhhhhhhdib#......",
    ".#gggggggggghghghhhhhhd#b#......",
    ".#hhggggghghghhhhhhhhhd#b#......",
    ".#ddhhgggghghghhhhhhhhd#b#......",
    "..##ddhhghghhhhhhhhhhhdeb#......",
    "############hhhhhhhhhhd#b#......",
    "#nnnnnnnnnn#hhhhhhhhhhd#b#......",
    "#nnnnnnnnnn#hhhhhhhhhhd#b#......",
    "#nn#nn#nnnn#ddhhhhhhhhd#b#......",
    "#nn##n##nnn###ddhhhhhhd#b###....",
    "#nnn#####nn#..##ddhhhhd#b#####..",
    "#nnnnn##nnn#....##ddhhd#b######.",
    "#nnnnn#nnnn#......##dddeb#####..",
    "#nnnnnnnnnn#........##d#b###....",
    "############..........####......"};

static const char * folder_locked_icon[]={
    "32 32 12 1",
    "# c #000000",
    "g c #808080",
    "h c #c0c0c0",
    "f c #c05800",
    "c c #ffffff",
    "d c #585858",
    "b c #ffa858",
    "a c #ffdca8",
    "e c #000000",
    "i c #a0a0a4",
    "j c #c0c0c0",
    ". c None",
    "...###..........................",
    "...#aa##........................",
    ".###baaa##......................",
    ".#cde#baaa##....................",
    ".#cccdeeba#######...............",
    ".#cccccde##fffff##..............",
    ".#cccccc##fffgggg#..............",
    ".#ccccccc#ffg####a##............",
    ".#ccccchc#ffg#eebbaa##..........",
    ".#ccccccc#ffg#ddeebbba##........",
    ".#ccchccc#ffg#ihddeebbba##......",
    ".#cccccaa#ffg#ihhhddeeba##......",
    ".#chchhbbaafg#ihhhihidebb#......",
    ".#cchccbbbbaa#ihhihihid#b#......",
    ".#chchhbb#bbbaaiihihiid#b#......",
    ".#hchhcbb#fbbbafhiiiiid#b#......",
    ".#chchhbb#ffgbbfihiiiid#b#......",
    ".#hhhhhbb#ffg#bfiiiiiid#b#......",
    ".#hhhhhbbaffg#bfiiiiiid#b#......",
    ".#iihhhjbbaab#bfiiiiiid#b#......",
    ".#ddiihhh#bbbabfiiiiiid#b#......",
    "..##ddiih#ffbbbfiiiiiid#b#......",
    "....##ddi#ffg#biiiiiiid#b#......",
    "......##d#ffg#iiiiiiiid#b#......",
    "........##ffg#iiiiiiiid#b#......",
    ".........#ffg#iiiiiiiid#b#......",
    ".........#ffg#ddiiiiiid#b###....",
    ".........##fg###ddiiiid#b#####..",
    "...........####.##ddiid#b######.",
    "..................##dddeb#####..",
    "....................##d#b###....",
    "......................####......"};

static QPixmap *iconFolderLockedLarge = 0;
static QPixmap *iconFolderLarge = 0;
static QPixmap *iconFileLarge = 0;
static QPixmap *iconLinkLarge = 0;
static QPixmap *iconFolderLockedSmall = 0;
static QPixmap *iconFolderSmall = 0;
static QPixmap *iconFileSmall = 0;
static QPixmap *iconLinkSmall = 0;

static void cleanup()
{
    delete iconFolderLockedLarge;
    iconFolderLockedLarge = 0;
    delete iconFolderLarge;
    iconFolderLarge = 0;
    delete iconFileLarge;
    iconFileLarge = 0;
    delete iconLinkLarge;
    iconLinkLarge = 0;
    delete iconFolderLockedSmall;
    iconFolderLockedSmall = 0;
    delete iconFolderSmall;
    iconFolderSmall = 0;
    delete iconFileSmall;
    iconFileSmall = 0;
    delete iconLinkSmall;
    iconLinkSmall = 0;
}

/*****************************************************************************
 *
 * Class QtFileIconDrag
 *
 *****************************************************************************/

QtFileIconDrag::QtFileIconDrag( QWidget * dragSource, const char* name )
    : QIconDrag( dragSource, name )
{
}

const char* QtFileIconDrag::format( int i ) const
{
    if ( i == 0 )
	return "application/x-qiconlist";
    else if ( i == 1 )
	return "text/uri-list";
    else
	return 0;
}

QByteArray QtFileIconDrag::encodedData( const char* mime ) const
{
    QByteArray a;
    if ( QString( mime ) == "application/x-qiconlist" ) {
	a = QIconDrag::encodedData( mime );
    } else if ( QString( mime ) == "text/uri-list" ) {
	QString s = urls.join( "\r\n" );
	a.resize( s.length() );
	memcpy( a.data(), s.latin1(), s.length() );
    }
    return a;
}

bool QtFileIconDrag::canDecode( QMimeSource* e )
{
    return e->provides( "application/x-qiconlist" ) ||
	e->provides( "text/uri-list" );
}

void QtFileIconDrag::append( const QIconDragItem &item, const QRect &pr,
			     const QRect &tr, const QString &url )
{
    QIconDrag::append( item, pr, tr );
    QString ourUrl = url;    
#ifdef Q_WS_WIN
    if (ourUrl.length() > 2 && ourUrl[1] != ':') {
	QDir dir(ourUrl);
	ourUrl = dir.absPath();
    }
#endif
    urls << QUriDrag::localFileToUri(ourUrl);
}

/*****************************************************************************
 *
 * Class QtFileIconViewItem
 *
 *****************************************************************************/

QtFileIconViewItem::QtFileIconViewItem( QtFileIconView *parent, QFileInfo *fi )
    : QIconViewItem( parent, fi->fileName() ), itemFileName( fi->filePath() ),
      itemFileInfo( fi ), checkSetText( FALSE )
{
    vm = QtFileIconView::Small;

    if ( itemFileInfo->isDir() )
	itemType = Dir;
    else if ( itemFileInfo->isFile() )
	itemType = File;
    if ( itemFileInfo->isSymLink() )
	itemType = Link;

    viewModeChanged( ( (QtFileIconView*)iconView() )->viewMode() );

    if ( itemFileInfo->fileName() == "." ||
	 itemFileInfo->fileName() == ".." )
	setRenameEnabled( FALSE );

    checkSetText = true;
    
    QTextCodec *codec = QTextCodec::codecForName("gbk");
    QString uniString = codec->toUnicode( fi->fileName() );
    setText( uniString );

    QObject::connect( &timer, SIGNAL( timeout() ),
		      iconView(), SLOT( openFolder() ) );
}

void QtFileIconViewItem::paintItem( QPainter *p, const QColorGroup &cg )
{
    if ( itemFileInfo->isSymLink() ) {
	QFont f( p->font() );
	f.setItalic( TRUE );
	p->setFont( f );
    }

    QIconViewItem::paintItem( p, cg );
}

void QtFileIconViewItem::viewModeChanged( QtFileIconView::ViewMode m )
{
    vm = m;
    setDropEnabled( itemType == Dir && QDir( itemFileName ).isReadable() );
    calcRect();
}

QPixmap *QtFileIconViewItem::pixmap() const
{
    switch ( itemType ) {
    case Dir:
	{
	    if ( !QDir( itemFileName ).isReadable() ) {
		if ( vm == QtFileIconView::Small )
		    return iconFolderLockedSmall;
		else
		    return iconFolderLockedLarge;
	    } else {
		if ( vm == QtFileIconView::Small )
		    return iconFolderSmall;
		else
		    return iconFolderLarge;
	    }
	}
    case Link:
	{
	    if ( vm == QtFileIconView::Small )
		return iconLinkSmall;
	    else
		return iconLinkLarge;
	}
    default:
	{
	    if ( vm == QtFileIconView::Small )
		return iconFileSmall;
	    else
		return iconFileLarge;
	}
    }
}

QtFileIconViewItem::~QtFileIconViewItem()
{
    delete itemFileInfo;
}
/*
void QtFileIconViewItem::setText( const QString &text )
{
    if ( checkSetText ) {
	if ( text == "." || text == "." || text.isEmpty() )
	    return;
	QDir dir( itemFileInfo->dir() );
	if ( dir.rename( itemFileInfo->fileName(), text ) ) {
	    itemFileName = itemFileInfo->dirPath( TRUE ) + "/" + text;
	    delete itemFileInfo;
	    itemFileInfo = new QFileInfo( itemFileName );
	    QIconViewItem::setText( text );
	}
    } else {
	QIconViewItem::setText( text );
    }
}
*/
bool QtFileIconViewItem::acceptDrop( const QMimeSource *e ) const
{
    if ( type() == Dir && e->provides( "text/uri-list" ) &&
	 dropEnabled() )
	return TRUE;

    return FALSE;
}

void QtFileIconViewItem::dropped( QDropEvent *e, const QValueList<QIconDragItem> & )
{
    timer.stop();
    if ( !QUriDrag::canDecode( e ) ) {
			e->ignore();
			return;
    }

    QUriDrag::decodeLocalFiles( e, ( (QtFileIconView *)iconView() )->cpyCutList );

    QString str;
    if ( e->action() == QDropEvent::Copy )
			( (QtFileIconView *)iconView() )->slotCopy();
    else
			( (QtFileIconView *)iconView() )->slotCut();
		( (QtFileIconView *)iconView() )->slotPaste( itemFileName );

    e->acceptAction();
}

void QtFileIconViewItem::dragEntered()
{
    if ( type() != Dir ||
	 type() == Dir && !QDir( itemFileName ).isReadable() )
	return;

    ( (QtFileIconView*)iconView() )->setOpenItem( this );
    timer.start( 1500 );
}

void QtFileIconViewItem::dragLeft()
{
    if ( type() != Dir ||
	 type() == Dir && !QDir( itemFileName ).isReadable() )
	return;

    timer.stop();
}

void QtFileIconView::slotPreCpyCut()
{
    QIconViewItem *item = firstItem();
    QDir d = currentDir();
    QStringList bak = cpyCutList;
    
    cpyCutList.clear();
    
    while ( item != 0 ) {
    	if( item->isSelected() && item->text() != ".." && item->text() != "." )
    		cpyCutList += d.absPath() + "/" + item->text();
		  item = item->nextItem();
    }
    if( !cpyCutList.count() ) cpyCutList = bak;
    else if ( !cpyCutFlag ) emit enablePaste();
    else emit disablePaste();
}

void QtFileIconView::slotCopy()
{
		cpyCutFlag = 0;
		slotPreCpyCut();
}