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dbus-tqt/integrator.cpp

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6.8 KiB

// -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
/* integrator.h: integrates D-BUS into TQt event loop
*
* Copyright (C) 2003 Zack Rusin <zack@kde.org>
*
* Licensed under the Academic Free License version 2.0
*
* 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 <tqtimer.h>
#include <tqsocketnotifier.h>
#include <tqintdict.h>
#include <tqptrlist.h>
namespace DBusQt
{
namespace Internal {
struct Watch {
Watch(): readSocket( 0 ), writeSocket( 0 ) { }
DBusWatch *watch;
TQSocketNotifier *readSocket;
TQSocketNotifier *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* )
{
}
void dbusNewConnection( DBusServer *server,
DBusConnection *new_connection,
void *data )
{
Integrator *itg = static_cast<Integrator*>( data );
itg->handleConnection( new_connection );
}
/////////////////////////////////////////////////////////////
Timeout::Timeout( TQObject *parent, DBusTimeout *t )
: TQObject( parent ), m_timeout( t )
{
m_timer = new TQTimer( this );
connect( m_timer, TQT_SIGNAL(timeout()),
TQT_SLOT(slotTimeout()) );
}
void Timeout::slotTimeout()
{
emit timeout( m_timeout );
}
void Timeout::start()
{
m_timer->start( dbus_timeout_get_interval( m_timeout ) );
}
Integrator::Integrator( DBusConnection *conn, TQObject *parent )
: TQObject( parent ), m_connection( conn )
{
m_timeouts.setAutoDelete( true );
dbus_connection_set_watch_functions( m_connection,
dbusAddWatch,
dbusRemoveWatch,
dbusToggleWatch,
this, 0 );
dbus_connection_set_timeout_functions( m_connection,
dbusAddTimeout,
dbusRemoveTimeout,
dbusToggleTimeout,
this, 0 );
dbus_connection_set_wakeup_main_function( m_connection,
dbusWakeupMain,
this, 0 );
}
Integrator::Integrator( DBusServer *server, TQObject *parent )
: TQObject( parent ), m_server( server )
{
m_connection = reinterpret_cast<DBusConnection*>( m_server );
m_timeouts.setAutoDelete( true );
dbus_server_set_watch_functions( m_server,
dbusAddWatch,
dbusRemoveWatch,
dbusToggleWatch,
this, 0 );
dbus_server_set_timeout_functions( m_server,
dbusAddTimeout,
dbusRemoveTimeout,
dbusToggleTimeout,
this, 0 );
dbus_server_set_new_connection_function( m_server,
dbusNewConnection,
this, 0 );
}
void Integrator::slotRead( int fd )
{
TQIntDictIterator<Watch> it( m_watches );
for ( ; it.current(); ++it )
dbus_watch_handle ( it.current()->watch, DBUS_WATCH_READABLE );
emit readReady();
}
void Integrator::slotWrite( int fd )
{
TQIntDictIterator<Watch> it( m_watches );
for ( ; it.current(); ++it )
dbus_watch_handle ( it.current()->watch, DBUS_WATCH_WRITABLE );
}
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 TQSocketNotifier( fd, TQSocketNotifier::Read, this );
TQObject::connect( qtwatch->readSocket, TQT_SIGNAL(activated(int)), TQT_SLOT(slotRead(int)) );
}
if (flags & DBUS_WATCH_WRITABLE) {
qtwatch->writeSocket = new TQSocketNotifier( fd, TQSocketNotifier::Write, this );
TQObject::connect( qtwatch->writeSocket, TQT_SIGNAL(activated(int)), TQT_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, TQT_SIGNAL(timeout(DBusTimeout*)),
TQT_SLOT(slotTimeout(DBusTimeout*)) );
mt->start();
}
void Integrator::removeTimeout( DBusTimeout *timeout )
{
m_timeouts.remove( timeout );
}
void Integrator::handleConnection( DBusConnection *c )
{
Connection *con = new Connection( c, this );
emit newConnection( con );
}
}//end namespace Internal
}//end namespace DBusQt
#include "integrator.moc"