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/* This file is part of the KDE project
Copyright (C) 2002, 2003 Joseph Wenninger <[email protected]>
Copyright (C) 2005 Jaroslaw Staniek <[email protected]>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
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 "kexidragobjects.h"
#include <tqcstring.h>
#include <tqdatastream.h>
#include <kdebug.h>
/// implementation of KexiFieldDrag
KexiFieldDrag::KexiFieldDrag(const TQString& sourceMimeType, const TQString& sourceName,
const TQString& field, TQWidget *tqparent, const char *name)
: TQStoredDrag("kexi/field", tqparent, name)
{
TQByteArray data;
TQDataStream stream1(data,IO_WriteOnly);
stream1 << sourceMimeType << sourceName << field;
setEncodedData(data);
}
KexiFieldDrag::KexiFieldDrag(const TQString& sourceMimeType, const TQString& sourceName,
const TQStringList& fields, TQWidget *tqparent, const char *name)
: TQStoredDrag((fields.count() > 1) ? "kexi/fields" : "kexi/field", tqparent, name)
{
TQByteArray data;
TQDataStream stream1(data,IO_WriteOnly);
if (fields.count() > 1)
stream1 << sourceMimeType << sourceName << fields;
else {
TQString field;
if (fields.count() == 1)
field = fields.first();
else
kexidbg << "KexiFieldDrag::KexiFieldDrag(): fields list is empty!" << endl;
stream1 << sourceMimeType << sourceName << field;
}
setEncodedData(data);
}
KexiFieldDrag::~KexiFieldDrag()
{
}
bool
KexiFieldDrag::canDecodeSingle(TQMimeSource *e)
{
return e->provides("kexi/field");
}
bool
KexiFieldDrag::canDecodeMultiple(TQMimeSource *e)
{
return e->provides("kexi/field") || e->provides("kexi/fields");
}
bool
KexiFieldDrag::decodeSingle( TQDropEvent* e, TQString& sourceMimeType,
TQString& sourceName, TQString& field )
{
TQByteArray payload( e->data("kexi/field") );
if (payload.isEmpty())
return false;
e->accept();
TQDataStream stream1(payload, IO_ReadOnly);
stream1 >> sourceMimeType;
stream1 >> sourceName;
stream1 >> field;
// kdDebug() << "KexiFieldDrag::decode() decoded: " << sourceMimeType<<"/"<<sourceName<<"/"<<field << endl;
return true;
}
bool
KexiFieldDrag::decodeMultiple( TQDropEvent* e, TQString& sourceMimeType,
TQString& sourceName, TQStringList& fields )
{
TQByteArray payload( e->data("kexi/fields") );
if (payload.isEmpty()) {//try single
TQString field;
bool res = KexiFieldDrag::decodeSingle( e, sourceMimeType, sourceName, field );
if (!res)
return false;
fields.append(field);
return true;
}
e->accept();
TQDataStream stream1(payload, IO_ReadOnly);
stream1 >> sourceMimeType;
stream1 >> sourceName;
stream1 >> fields;
// kdDebug() << "KexiFieldDrag::decode() decoded: " << sourceMimeType<<"/"<<sourceName<<"/"<<fields << endl;
return true;
}
/// implementation of KexiDataProviderDrag
KexiDataProviderDrag::KexiDataProviderDrag(const TQString& sourceMimeType, const TQString& sourceName,
TQWidget *tqparent, const char *name)
: TQStoredDrag("kexi/dataprovider", tqparent, name)
{
TQByteArray data;
TQDataStream stream1(data,IO_WriteOnly);
stream1 << sourceMimeType << sourceName;
setEncodedData(data);
}
bool
KexiDataProviderDrag::canDecode(TQDragMoveEvent *e)
{
return e->provides("kexi/dataprovider");
}
bool
KexiDataProviderDrag::decode( TQDropEvent* e, TQString& sourceMimeType, TQString& sourceName)
{
TQCString tmp;
TQByteArray payload = e->data("kexidataprovider");
if(payload.size())
{
e->accept();
TQDataStream stream1(payload, IO_ReadOnly);
stream1 >> sourceMimeType;
stream1 >> sourceName;
// kdDebug() << "KexiDataProviderDrag::decode() decoded: " << sourceMimeType <<"/"<<sourceName<< endl;
return true;
}
return false;
}
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