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tdepim/libkdepim/maillistdrag.cpp

260 lines
6.1 KiB

/*
This file is part of libkdepim.
Copyright (c) 2003 Don Sanders <sanders@kde.org>
Copyright (c) 2005 George Staikos <staikos@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 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 "maillistdrag.h"
#include <tqbuffer.h>
#include <tqdatastream.h>
#include <tqeventloop.h>
#include <kapplication.h>
#include <klocale.h>
#include <kprogress.h>
using namespace KPIM;
MailSummary::MailSummary( TQ_UINT32 serialNumber, TQString messageId,
TQString subject, TQString from, TQString to,
time_t date )
: mSerialNumber( serialNumber ), mMessageId( messageId ),
mSubject( subject ), mFrom( from ), mTo( to ), mDate( date )
{}
TQ_UINT32 MailSummary::serialNumber() const
{
return mSerialNumber;
}
TQString MailSummary::messageId()
{
return mMessageId;
}
TQString MailSummary::subject()
{
return mSubject;
}
TQString MailSummary::from()
{
return mFrom;
}
TQString MailSummary::to()
{
return mTo;
}
time_t MailSummary::date()
{
return mDate;
}
void MailSummary::set( TQ_UINT32 serialNumber, TQString messageId,
TQString subject, TQString from, TQString to, time_t date )
{
mSerialNumber = serialNumber;
mMessageId = messageId;
mSubject = subject;
mFrom = from;
mTo = to;
mDate = date;
}
MailListDrag::MailListDrag( MailList mailList, TQWidget * parent, MailTextSource *src )
: TQStoredDrag( MailListDrag::format(), parent ), _src(src)
{
setMailList( mailList );
}
MailListDrag::~MailListDrag()
{
delete _src;
_src = 0;
}
const char* MailListDrag::format()
{
return "x-kmail-drag/message-list";
}
bool MailListDrag::canDecode( TQMimeSource *e )
{
return e->provides( MailListDrag::format() );
}
// Have to define before use
TQDataStream& operator<< ( TQDataStream &s, MailSummary &d )
{
s << d.serialNumber();
s << d.messageId();
s << d.subject();
s << d.from();
s << d.to();
s << d.date();
return s;
}
TQDataStream& operator>> ( TQDataStream &s, MailSummary &d )
{
TQ_UINT32 serialNumber;
TQString messageId, subject, from, to;
time_t date;
s >> serialNumber;
s >> messageId;
s >> subject;
s >> from;
s >> to;
s >> date;
d.set( serialNumber, messageId, subject, from, to, date );
return s;
}
TQDataStream& operator<< ( TQDataStream &s, MailList &mailList )
{
MailList::iterator it;
for (it = mailList.begin(); it != mailList.end(); ++it) {
MailSummary mailDrag = *it;
s << mailDrag;
}
return s;
}
TQDataStream& operator>> ( TQDataStream &s, MailList &mailList )
{
mailList.clear();
MailSummary mailDrag;
while (!s.atEnd()) {
s >> mailDrag;
mailList.append( mailDrag );
}
return s;
}
bool MailListDrag::decode( TQDropEvent* e, MailList& mailList )
{
TQByteArray payload = e->tqencodedData( MailListDrag::format() );
TQDataStream buffer( payload, IO_ReadOnly );
if ( payload.size() ) {
e->accept();
buffer >> mailList;
return TRUE;
}
return FALSE;
}
bool MailListDrag::decode( TQByteArray& payload, MailList& mailList )
{
TQDataStream stream( payload, IO_ReadOnly );
if ( payload.size() ) {
stream >> mailList;
return TRUE;
}
return FALSE;
}
bool MailListDrag::decode( TQDropEvent* e, TQByteArray &a )
{
MailList mailList;
if (decode( e, mailList )) {
MailList::iterator it;
TQBuffer buffer( a );
buffer.open( IO_WriteOnly );
TQDataStream stream( &buffer );
for (it = mailList.begin(); it != mailList.end(); ++it) {
MailSummary mailDrag = *it;
stream << mailDrag.serialNumber();
}
buffer.close();
return TRUE;
}
return FALSE;
}
void MailListDrag::setMailList( MailList mailList )
{
TQByteArray array;
TQBuffer buffer( array );
buffer.open( IO_WriteOnly);
TQDataStream stream( array, IO_WriteOnly );
stream << mailList;
buffer.close();
setEncodedData( array );
}
const char *MailListDrag::format(int i) const
{
if (_src) {
if (i == 0) {
return "message/rfc822";
} else {
return TQStoredDrag::format(i - 1);
}
}
return TQStoredDrag::format(i);
}
bool MailListDrag::provides(const char *mimeType) const
{
if (_src && TQCString(mimeType) == "message/rfc822") {
return true;
}
return TQStoredDrag::provides(mimeType);
}
TQByteArray MailListDrag::tqencodedData(const char *mimeType) const
{
if (TQCString(mimeType) != "message/rfc822") {
return TQStoredDrag::tqencodedData(mimeType);
}
TQByteArray rc;
if (_src) {
MailList ml;
TQByteArray enc = TQStoredDrag::tqencodedData(format());
decode(enc, ml);
KProgressDialog *dlg = new KProgressDialog(0, 0, TQString(), i18n("Retrieving and storing messages..."), true);
dlg->setAllowCancel(true);
dlg->progressBar()->setTotalSteps(ml.count());
int i = 0;
dlg->progressBar()->setValue(i);
dlg->show();
TQTextStream *ts = new TQTextStream(rc, IO_WriteOnly);
for (MailList::ConstIterator it = ml.begin(); it != ml.end(); ++it) {
MailSummary mailDrag = *it;
*ts << _src->text(mailDrag.serialNumber());
if (dlg->wasCancelled()) {
break;
}
dlg->progressBar()->setValue(++i);
kapp->eventLoop()->processEvents(TQEventLoop::ExcludeSocketNotifiers);
}
delete dlg;
delete ts;
}
return rc;
}