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// -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
/* integrator.h: integrates D-BUS into Qt event loop
*
* Copyright (C) 2003 Zack Rusin <zack@kde.org>
*
* Licensed under the Academic Free License version 1.2
*
* 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; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "integrator.h"
#include "connection.h"
#include <qtimer.h>
#include <qsocketnotifier.h>
#include <qintdict.h>
#include <qptrlist.h>
namespace DBusQt
{
namespace Internal {
struct Watch {
Watch(): readSocket( 0 ), writeSocket( 0 ) { }
DBusWatch *watch;
QSocketNotifier *readSocket;
QSocketNotifier *writeSocket;
};
//////////////////////////////////////////////////////////////
dbus_bool_t dbusAddWatch( DBusWatch *watch, void *data )
{
Integrator *con = static_cast<Integrator*>( data );
con->addWatch( watch );
return true;
}
void dbusRemoveWatch( DBusWatch *watch, void *data )
{
Integrator *con = static_cast<Integrator*>( data );
con->removeWatch( watch );
}
void dbusToggleWatch( DBusWatch *watch, void *data )
{
Integrator *itg = static_cast<Integrator*>( data );
if ( dbus_watch_get_enabled( watch ) )
itg->addWatch( watch );
else
itg->removeWatch( watch );
}
dbus_bool_t dbusAddTimeout( DBusTimeout *timeout, void *data )
{
if ( !dbus_timeout_get_enabled(timeout) )
return true;
Integrator *itg = static_cast<Integrator*>( data );
itg->addTimeout( timeout );
return true;
}
void dbusRemoveTimeout( DBusTimeout *timeout, void *data )
{
Integrator *itg = static_cast<Integrator*>( data );
itg->removeTimeout( timeout );
}
void dbusToggleTimeout( DBusTimeout *timeout, void *data )
{
Integrator *itg = static_cast<Integrator*>( data );
if ( dbus_timeout_get_enabled( timeout ) )
itg->addTimeout( timeout );
else
itg->removeTimeout( timeout );
}
void dbusWakeupMain( void* )
{
}
/////////////////////////////////////////////////////////////
Timeout::Timeout( QObject *parent, DBusTimeout *t )
: QObject( parent ), m_timeout( t )
{
m_timer = new QTimer( this );
connect( m_timer, SIGNAL(timeout()),
SLOT(slotTimeout()) );
}
void Timeout::slotTimeout()
{
emit timeout( m_timeout );
}
void Timeout::start()
{
m_timer->start( dbus_timeout_get_interval( m_timeout ) );
}
Integrator::Integrator( Connection *parent )
: QObject( parent ), m_parent( parent )
{
m_timeouts.setAutoDelete( true );
dbus_connection_set_watch_functions( m_parent->connection(),
dbusAddWatch,
dbusRemoveWatch,
dbusToggleWatch,
this, 0 );
dbus_connection_set_timeout_functions( m_parent->connection(),
dbusAddTimeout,
dbusRemoveTimeout,
dbusToggleTimeout,
this, 0 );
dbus_connection_set_wakeup_main_function( m_parent->connection(),
dbusWakeupMain,
this, 0 );
}
void Integrator::slotRead( int fd )
{
Q_UNUSED( fd );
emit readReady();
}
void Integrator::slotWrite( int fd )
{
Q_UNUSED( fd );
}
void Integrator::slotTimeout( DBusTimeout *timeout )
{
dbus_timeout_handle( timeout );
}
void Integrator::addWatch( DBusWatch *watch )
{
if ( !dbus_watch_get_enabled( watch ) )
return;
Watch *qtwatch = new Watch;
qtwatch->watch = watch;
int flags = dbus_watch_get_flags( watch );
int fd = dbus_watch_get_fd( watch );
if ( flags & DBUS_WATCH_READABLE ) {
qtwatch->readSocket = new QSocketNotifier( fd, QSocketNotifier::Read, this );
QObject::connect( qtwatch->readSocket, SIGNAL(activated(int)), SLOT(slotRead(int)) );
}
if (flags & DBUS_WATCH_WRITABLE) {
qtwatch->writeSocket = new QSocketNotifier( fd, QSocketNotifier::Write, this );
QObject::connect( qtwatch->writeSocket, SIGNAL(activated(int)), SLOT(slotWrite(int)) );
}
m_watches.insert( fd, qtwatch );
}
void Integrator::removeWatch( DBusWatch *watch )
{
int key = dbus_watch_get_fd( watch );
Watch *qtwatch = m_watches.take( key );
if ( qtwatch ) {
delete qtwatch->readSocket; qtwatch->readSocket = 0;
delete qtwatch->writeSocket; qtwatch->writeSocket = 0;
delete qtwatch;
}
}
void Integrator::addTimeout( DBusTimeout *timeout )
{
Timeout *mt = new Timeout( this, timeout );
m_timeouts.insert( timeout, mt );
connect( mt, SIGNAL(timeout(DBusTimeout*)),
SLOT(slotTimeout(DBusTimeout*)) );
mt->start();
}
void Integrator::removeTimeout( DBusTimeout *timeout )
{
m_timeouts.remove( timeout );
}
}//end namespace Internal
}//end namespace DBusQt
#include "integrator.moc"
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