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tdelibs/kio/bookmarks/kbookmarkdrag.cc

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// -*- c-basic-offset:4; indent-tabs-mode:nil -*-
// vim: set ts=4 sts=4 sw=4 et:
/* This file is part of the KDE libraries
Copyright (C) 2000 David Faure <faure@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "kbookmarkdrag.h"
#include <kurldrag.h>
#include <kdebug.h>
KBookmarkDrag * KBookmarkDrag::newDrag( const QValueList<KBookmark> & bookmarks, QWidget * dragSource, const char * name )
{
KURL::List urls;
for ( QValueListConstIterator<KBookmark> it = bookmarks.begin(); it != bookmarks.end(); ++it ) {
urls.append( (*it).url() );
}
// 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 KBookmarkDrag( bookmarks, uris, dragSource, name );
}
KBookmarkDrag * KBookmarkDrag::newDrag( const KBookmark & bookmark, QWidget * dragSource, const char * name )
{
QValueList<KBookmark> bookmarks;
bookmarks.append( KBookmark(bookmark) );
return newDrag(bookmarks, dragSource, name);
}
KBookmarkDrag::KBookmarkDrag( const QValueList<KBookmark> & bookmarks, const QStrList & urls,
QWidget * dragSource, const char * name )
: QUriDrag( urls, dragSource, name ), m_bookmarks( bookmarks ), m_doc("xbel")
{
// We need to create the XML for this drag right now and not
// in encodedData because when cutting a folder, the children
// wouldn't be part of the bookmarks anymore, when encodedData
// is requested.
QDomElement elem = m_doc.createElement("xbel");
m_doc.appendChild( elem );
for ( QValueListConstIterator<KBookmark> it = bookmarks.begin(); it != bookmarks.end(); ++it ) {
elem.appendChild( (*it).internalElement().cloneNode( true /* deep */ ) );
}
//kdDebug(7043) << "KBookmarkDrag::KBookmarkDrag " << m_doc.toString() << endl;
}
const char* KBookmarkDrag::format( int i ) const
{
if ( i == 0 )
return "application/x-xbel";
else if ( i == 1 )
return "text/uri-list";
else if ( i == 2 )
return "text/plain";
else return 0;
}
QByteArray KBookmarkDrag::encodedData( const char* mime ) const
{
QByteArray a;
QCString mimetype( mime );
if ( mimetype == "text/uri-list" )
return QUriDrag::encodedData( mime );
else if ( mimetype == "application/x-xbel" )
{
a = m_doc.toCString();
//kdDebug(7043) << "KBookmarkDrag::encodedData " << m_doc.toCString() << endl;
}
else if ( mimetype == "text/plain" )
{
KURL::List m_lstDragURLs;
if ( KURLDrag::decode( this, m_lstDragURLs ) )
{
QStringList uris;
KURL::List::ConstIterator uit = m_lstDragURLs.begin();
KURL::List::ConstIterator uEnd = m_lstDragURLs.end();
for ( ; uit != uEnd ; ++uit )
uris.append( (*uit).prettyURL() );
QCString s = uris.join( "\n" ).local8Bit();
a.resize( s.length() + 1 ); // trailing zero
memcpy( a.data(), s.data(), s.length() + 1 );
}
}
return a;
}
bool KBookmarkDrag::canDecode( const QMimeSource * e )
{
return e->provides("text/uri-list") || e->provides("application/x-xbel") ||
e->provides("text/plain");
}
QValueList<KBookmark> KBookmarkDrag::decode( const QMimeSource * e )
{
QValueList<KBookmark> bookmarks;
if ( e->provides("application/x-xbel") )
{
QByteArray s( e->encodedData("application/x-xbel") );
//kdDebug(7043) << "KBookmarkDrag::decode s=" << QCString(s) << endl;
QDomDocument doc;
doc.setContent( s );
QDomElement elem = doc.documentElement();
QDomNodeList children = elem.childNodes();
for ( uint childno = 0; childno < children.count(); childno++)
{
bookmarks.append( KBookmark( children.item(childno).cloneNode(true).toElement() ));
}
return bookmarks;
}
if ( e->provides("text/uri-list") )
{
KURL::List m_lstDragURLs;
//kdDebug(7043) << "KBookmarkDrag::decode uri-list" << endl;
if ( KURLDrag::decode( e, m_lstDragURLs ) )
{
KURL::List::ConstIterator uit = m_lstDragURLs.begin();
KURL::List::ConstIterator uEnd = m_lstDragURLs.end();
for ( ; uit != uEnd ; ++uit )
{
//kdDebug(7043) << "KBookmarkDrag::decode url=" << (*uit).url() << endl;
bookmarks.append( KBookmark::standaloneBookmark(
(*uit).prettyURL(), (*uit) ));
}
return bookmarks;
}
}
if( e->provides("text/plain") )
{
//kdDebug(7043) << "KBookmarkDrag::decode text/plain" << endl;
QString s;
if(QTextDrag::decode( e, s ))
{
QStringList listDragURLs = QStringList::split(QChar('\n'), s);
QStringList::ConstIterator it = listDragURLs.begin();
QStringList::ConstIterator end = listDragURLs.end();
for( ; it!=end; ++it)
{
//kdDebug(7043)<<"KBookmarkDrag::decode string"<<(*it)<<endl;
bookmarks.append( KBookmark::standaloneBookmark( KURL(*it).prettyURL(), KURL(*it)));
}
return bookmarks;
}
}
bookmarks.append( KBookmark() );
return bookmarks;
}