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-rw-r--r--libkonq/konq_drag.cc284
1 files changed, 284 insertions, 0 deletions
diff --git a/libkonq/konq_drag.cc b/libkonq/konq_drag.cc
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+++ b/libkonq/konq_drag.cc
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+/* This file is part of the KDE projects
+ Copyright (C) 1998, 1999 Torben Weis <[email protected]>
+
+ 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( QWidget * dragSource, const char* name )
+ : QIconDrag( 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;
+}
+
+QByteArray KonqIconDrag::encodedData( const char* mime ) const
+{
+ QByteArray a;
+ QCString mimetype( mime );
+ if ( mimetype == "application/x-qiconlist" )
+ a = QIconDrag::encodedData( mime );
+ else if ( mimetype == "text/uri-list" ) {
+ QCString 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" ) {
+ QCString 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())
+ {
+ QStringList uris;
+ for (QStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it)
+ uris.append(KURLDrag::stringToUrl((*it).latin1()).prettyURL());
+ QCString 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())
+ {
+ QStringList uris;
+
+ for (QStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it)
+ uris.append(KURLDrag::stringToUrl((*it).latin1()).url(0, 4)); // 4 for latin1
+
+ QCString 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())
+ {
+ QStringList uris;
+ for (QStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it)
+ uris.append(KURLDrag::stringToUrl((*it).latin1()).prettyURL());
+ QCString 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 QMimeSource* e )
+{
+ return e->provides( "application/x-qiconlist" ) ||
+ e->provides( "text/uri-list" ) ||
+ e->provides( "application/x-kde-cutselection" );
+}
+
+void KonqIconDrag::append( const QIconDragItem &item, const QRect &pr,
+ const QRect &tr, const QString &url )
+{
+ QIconDrag::append( item, pr, tr );
+ urls.append( url );
+}
+
+KonqIconDrag2::KonqIconDrag2( QWidget * dragSource )
+ : KonqIconDrag( dragSource )
+{
+}
+
+void KonqIconDrag2::append( const QIconDragItem &item, const QRect &pr,
+ const QRect &tr, const QString& url, const KURL &mostLocalURL )
+{
+ QString 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 );
+}
+
+QByteArray KonqIconDrag2::encodedData( const char* mime ) const
+{
+ QCString mimetype( mime );
+ if ( mimetype == "application/x-kde-urilist" )
+ {
+ QByteArray a;
+ int c=0;
+ for (QStringList::ConstIterator it = m_kdeURLs.begin(); it != m_kdeURLs.end(); ++it) {
+ QCString 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::encodedData( mime );
+}
+
+//
+
+KonqDrag * KonqDrag::newDrag( const KURL::List & urls, bool cut, QWidget * dragSource, const char* name )
+{
+ // See KURLDrag::newDrag
+ QStrList 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 QStrList & urls, bool cut, QWidget * dragSource, const char* name )
+ : QUriDrag( 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, QWidget * dragSource )
+ : QUriDrag( dragSource ),
+ m_bCutSelection( cut )
+{
+ QStrList 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 QUriDrag. 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;
+}
+
+QByteArray KonqDrag::encodedData( const char* mime ) const
+{
+ QByteArray a;
+ QCString mimetype( mime );
+ if ( mimetype == "text/uri-list" )
+ {
+ // Code taken from QUriDrag::setUris
+ int c=0;
+ for (QStrListIterator it(m_urls); *it; ++it) {
+ int l = qstrlen(*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 QUriDrag::encodedData( "text/uri-list" );
+ }
+ else if ( mimetype == "application/x-kde-cutselection" )
+ {
+ QCString 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" )
+ {
+ QStringList uris;
+ for (QStrListIterator it(m_urls); *it; ++it)
+ uris.append(KURLDrag::stringToUrl(*it).prettyURL());
+ QCString 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 QMimeSource *e )
+{
+ QByteArray a = e->encodedData( "application/x-kde-cutselection" );
+ if ( a.isEmpty() )
+ return false;
+ else
+ {
+ kdDebug(1203) << "KonqDrag::decodeIsCutSelection : a=" << QCString(a.data(), a.size() + 1) << endl;
+ return (a.at(0) == '1'); // true if 1
+ }
+}
+
+#include "konq_drag.moc"
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