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tdebase/libkonq/konq_drag.cc

285 lines
9.3 KiB

/* This file is part of the KDE projects
Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "konq_drag.h"
#include <kdebug.h>
#include <kurldrag.h>
KonqIconDrag::KonqIconDrag( TQWidget * dragSource, const char* name )
: TQIconDrag( dragSource, name ),
m_bCutSelection( false )
{
}
const char* KonqIconDrag::format( int i ) const
{
if ( i == 0 )
return "application/x-qiconlist";
else if ( i == 1 )
return "text/uri-list";
else if ( i == 2 )
return "application/x-kde-cutselection";
else if ( i == 3 )
return "text/plain";
else if ( i == 4 ) //These two are imporant because they may end up being format 0,
//which is what KonqDirPart::updatePasteAction() checks
return "text/plain;charset=ISO-8859-1";
else if ( i == 5 ) //..as well as potentially for interoperability
return "text/plain;charset=UTF-8";
// warning, don't add anything here without checking KonqIconDrag2
else return 0;
}
TQByteArray KonqIconDrag::tqencodedData( const char* mime ) const
{
TQByteArray a;
TQCString mimetype( mime );
if ( mimetype == "application/x-qiconlist" )
a = TQIconDrag::tqencodedData( mime );
else if ( mimetype == "text/uri-list" ) {
TQCString s = urls.join( "\r\n" ).latin1();
if( urls.count() > 0 )
s.append( "\r\n" );
a.resize( s.length() + 1 ); // trailing zero
memcpy( a.data(), s.data(), s.length() + 1 );
}
else if ( mimetype == "application/x-kde-cutselection" ) {
TQCString s ( m_bCutSelection ? "1" : "0" );
a.resize( s.length() + 1 ); // trailing zero
memcpy( a.data(), s.data(), s.length() + 1 );
}
else if ( mimetype == "text/plain" ) {
if (!urls.isEmpty())
{
TQStringList uris;
for (TQStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it)
uris.append(KURLDrag::stringToUrl((*it).latin1()).prettyURL());
TQCString s = uris.join( "\n" ).local8Bit();
if( uris.count() > 1 )
s.append( "\n" );
a.resize( s.length()); // no trailing zero in clipboard text
memcpy( a.data(), s.data(), s.length());
}
}
else if ( mimetype.lower() == "text/plain;charset=iso-8859-1")
{
if (!urls.isEmpty())
{
TQStringList uris;
for (TQStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it)
uris.append(KURLDrag::stringToUrl((*it).latin1()).url(0, 4)); // 4 for latin1
TQCString s = uris.join( "\n" ).latin1();
if( uris.count() > 1 )
s.append( "\n" );
a.resize( s.length());
memcpy( a.data(), s.data(), s.length());
}
}
else if ( mimetype.lower() == "text/plain;charset=utf-8")
{
if (!urls.isEmpty())
{
TQStringList uris;
for (TQStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it)
uris.append(KURLDrag::stringToUrl((*it).latin1()).prettyURL());
TQCString s = uris.join( "\n" ).utf8();
if( uris.count() > 1 )
s.append( "\n" );
a.resize( s.length());
memcpy( a.data(), s.data(), s.length());
}
}
return a;
}
bool KonqIconDrag::canDecode( const TQMimeSource* e )
{
return e->provides( "application/x-qiconlist" ) ||
e->provides( "text/uri-list" ) ||
e->provides( "application/x-kde-cutselection" );
}
void KonqIconDrag::append( const TQIconDragItem &item, const TQRect &pr,
const TQRect &tr, const TQString &url )
{
TQIconDrag::append( item, pr, tr );
urls.append( url );
}
KonqIconDrag2::KonqIconDrag2( TQWidget * dragSource )
: KonqIconDrag( dragSource )
{
}
void KonqIconDrag2::append( const TQIconDragItem &item, const TQRect &pr,
const TQRect &tr, const TQString& url, const KURL &mostLocalURL )
{
TQString mostLocalURLStr = KURLDrag::urlToString(mostLocalURL);
m_kdeURLs.append( url );
KonqIconDrag::append( item, pr, tr, mostLocalURLStr );
}
const char* KonqIconDrag2::format( int i ) const
{
if ( i == 6 )
return "application/x-kde-urilist";
return KonqIconDrag::format( i );
}
TQByteArray KonqIconDrag2::tqencodedData( const char* mime ) const
{
TQCString mimetype( mime );
if ( mimetype == "application/x-kde-urilist" )
{
TQByteArray a;
int c=0;
for (TQStringList::ConstIterator it = m_kdeURLs.begin(); it != m_kdeURLs.end(); ++it) {
TQCString url = (*it).utf8();
int l = url.length();
a.resize(c+l+2);
memcpy(a.data()+c, url.data(), l);
memcpy(a.data()+c+l,"\r\n",2);
c += l+2;
}
a.resize(c+1);
a[c] = 0;
return a;
}
return KonqIconDrag::tqencodedData( mime );
}
//
KonqDrag * KonqDrag::newDrag( const KURL::List & urls, bool cut, TQWidget * dragSource, const char* name )
{
// See KURLDrag::newDrag
TQStrList uris;
KURL::List::ConstIterator uit = urls.begin();
KURL::List::ConstIterator uEnd = urls.end();
// Get each URL encoded in utf8 - and since we get it in escaped
// form on top of that, .latin1() is fine.
for ( ; uit != uEnd ; ++uit )
uris.append( KURLDrag::urlToString( *uit ).latin1() );
return new KonqDrag( uris, cut, dragSource, name );
}
// urls must be already checked to have hostname in file URLs
KonqDrag::KonqDrag( const TQStrList & urls, bool cut, TQWidget * dragSource, const char* name )
: TQUriDrag( urls, dragSource, name ),
m_bCutSelection( cut ), m_urls( urls )
{}
// urls must be already checked to have hostname in file URLs
KonqDrag::KonqDrag( const KURL::List & urls, const KURL::List& mostLocalUrls,
bool cut, TQWidget * dragSource )
: TQUriDrag( dragSource ),
m_bCutSelection( cut )
{
TQStrList uris;
KURL::List::ConstIterator uit = urls.begin();
KURL::List::ConstIterator uEnd = urls.end();
// Get each URL encoded in utf8 - and since we get it in escaped
// form on top of that, .latin1() is fine.
for ( ; uit != uEnd ; ++uit )
uris.append( KURLDrag::urlToString( *uit ).latin1() );
setUris( uris ); // we give the KDE uris to TQUriDrag. TODO: do the opposite in KDE4 and add a m_mostLocalUris member.
uit = mostLocalUrls.begin();
uEnd = mostLocalUrls.end();
for ( ; uit != uEnd ; ++uit )
m_urls.append( KURLDrag::urlToString( *uit ).latin1() );
// we keep the most-local-uris in m_urls for exporting those as text/plain (for xmms)
}
const char* KonqDrag::format( int i ) const
{
if ( i == 0 )
return "text/uri-list";
else if ( i == 1 )
return "application/x-kde-cutselection";
else if ( i == 2 )
return "text/plain";
else if ( i == 3 )
return "application/x-kde-urilist";
else return 0;
}
TQByteArray KonqDrag::tqencodedData( const char* mime ) const
{
TQByteArray a;
TQCString mimetype( mime );
if ( mimetype == "text/uri-list" )
{
// Code taken from TQUriDrag::setUris
int c=0;
for (TQStrListIterator it(m_urls); *it; ++it) {
int l = tqstrlen(*it);
a.resize(c+l+2);
memcpy(a.data()+c,*it,l);
memcpy(a.data()+c+l,"\r\n",2);
c+=l+2;
}
a.resize(c+1);
a[c] = 0;
}
else if ( mimetype == "application/x-kde-urilist" )
{
return TQUriDrag::tqencodedData( "text/uri-list" );
}
else if ( mimetype == "application/x-kde-cutselection" )
{
TQCString s ( m_bCutSelection ? "1" : "0" );
a.resize( s.length() + 1 ); // trailing zero
memcpy( a.data(), s.data(), s.length() + 1 );
}
else if ( mimetype == "text/plain" )
{
TQStringList uris;
for (TQStrListIterator it(m_urls); *it; ++it)
uris.append(KURLDrag::stringToUrl(*it).prettyURL());
TQCString s = uris.join( "\n" ).local8Bit();
if( uris.count() > 1 )
s.append( "\n" );
a.resize( s.length() + 1 ); // trailing zero
memcpy( a.data(), s.data(), s.length() + 1 );
}
return a;
}
//
// Used for KonqIconDrag too
bool KonqDrag::decodeIsCutSelection( const TQMimeSource *e )
{
TQByteArray a = e->tqencodedData( "application/x-kde-cutselection" );
if ( a.isEmpty() )
return false;
else
{
kdDebug(1203) << "KonqDrag::decodeIsCutSelection : a=" << TQCString(a.data(), a.size() + 1) << endl;
return (a.at(0) == '1'); // true if 1
}
}
#include "konq_drag.moc"