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123 lines
2.8 KiB
123 lines
2.8 KiB
/* This file is part of the KDE project
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Copyright (C) 2001, 2002, 2003 The Karbon Developers
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "karbon_drag.h"
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#include <qcstring.h>
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#include <qdom.h>
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#include <qtextstream.h>
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#include "vdocument.h"
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QCString KarbonDrag::m_encodeFormats[NumEncodeFmts];
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QCString KarbonDrag::m_decodeFormats[NumDecodeFmts];
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KarbonDrag::KarbonDrag( QWidget *dragSource, const char *name )
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: QDragObject( dragSource, name )
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{
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m_encodeFormats[0] = "application/vnd.kde.karbon";
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m_decodeFormats[0] = "application/vnd.kde.karbon";
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}
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const char *
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KarbonDrag::format( int i ) const
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{
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if( i < NumEncodeFmts ) {
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return m_encodeFormats[i];
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}
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return 0L;
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}
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QByteArray
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KarbonDrag::encodedData( const char* mimetype ) const
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{
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QCString result;
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if( m_encodeFormats[0] == mimetype )
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{
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VObjectListIterator itr( m_objects );
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// build a xml fragment containing the selection as karbon xml
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QDomDocument doc( "clip" );
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QDomElement elem = doc.createElement( "clip" );
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QTextStream ts( result, IO_WriteOnly );
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for( ; itr.current() ; ++itr )
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itr.current()->save( elem );
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ts << elem;
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}
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return result;
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}
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bool
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KarbonDrag::canDecode( QMimeSource* e)
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{
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for( int i = 0; i < NumDecodeFmts; i++ )
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{
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if( e->provides( m_decodeFormats[i] ) )
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return true;
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}
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return false;
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}
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bool
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KarbonDrag::decode( QMimeSource* e, VObjectList& sl, VDocument& vdoc )
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{
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if( e->provides( m_decodeFormats[0] ) )
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{
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QDomDocument doc( "clip" );
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QByteArray data = e->encodedData( m_decodeFormats[0] );
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doc.setContent( QCString( data, data.size()+1 ) );
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QDomElement clip = doc.documentElement();
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// Try to parse the clipboard data
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if( clip.tagName() == "clip" )
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{
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VGroup grp( &vdoc );
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grp.load( clip );
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VObjectListIterator itr( grp.objects() );
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for( ; itr.current() ; ++itr )
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{
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VObject *obj = itr.current()->clone();
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obj->setParent( 0L );
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sl.append( obj );
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}
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return true;
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}
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}
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return false;
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}
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void
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KarbonDrag::setObjectList( VObjectList l )
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{
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VObjectListIterator itr( l );
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m_objects.clear();
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for( ; itr.current() ; ++itr )
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m_objects.append( itr.current()->clone() );
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}
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#include "karbon_drag.moc"
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