kde-playground/kdepim/libkdepim/progresswidget/agentprogressmonitor.cpp
2015-04-14 21:49:29 +00:00

153 lines
4.5 KiB
C++

/*
Copyright (c) 2009 Constantin Berzan <exit3219@gmail.com>
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 "agentprogressmonitor.h"
#include <Akonadi/AgentManager>
#include <KDebug>
#include <QWeakPointer>
using namespace Akonadi;
using namespace KPIM;
class AgentProgressMonitor::Private
{
public:
Private( AgentProgressMonitor *qq, const AgentInstance &agnt, ProgressItem *itm )
: q( qq )
, agent( agnt )
, item ( itm )
{
}
// slots:
void abort();
void instanceProgressChanged( const AgentInstance &instance );
void instanceStatusChanged( const AgentInstance &instance );
void instanceRemoved( const Akonadi::AgentInstance& instance );
void instanceNameChanged( const Akonadi::AgentInstance& instance );
AgentProgressMonitor *const q;
AgentInstance agent;
QWeakPointer<ProgressItem> const item;
};
void AgentProgressMonitor::Private::abort()
{
agent.abortCurrentTask();
}
void AgentProgressMonitor::Private::instanceRemoved( const Akonadi::AgentInstance &instance )
{
Q_UNUSED( instance );
if ( !item.data() ) {
return;
}
item.data()->disconnect( q ); // avoid abort call
item.data()->cancel();
if( item.data() ) {
item.data()->setComplete();
}
}
void AgentProgressMonitor::Private::instanceProgressChanged( const AgentInstance &instance )
{
if ( !item.data() ) {
return;
}
if ( agent == instance ) {
//Why ? agent = instance if agent == instance.
agent = instance;
const int progress = agent.progress();
if ( progress >= 0 ) {
item.data()->setProgress( progress );
}
}
}
void AgentProgressMonitor::Private::instanceStatusChanged( const AgentInstance &instance )
{
if ( !item.data() )
return;
if ( agent == instance ) {
//Why ? agent = instance if agent == instance.
agent = instance;
item.data()->setStatus( agent.statusMessage() );
switch ( agent.status() ) {
case AgentInstance::Idle:
if( item.data() )
item.data()->setComplete();
break;
case AgentInstance::Running:
break;
case AgentInstance::Broken:
item.data()->disconnect( q ); // avoid abort call
item.data()->cancel();
if( item.data() )
item.data()->setComplete();
break;
default:
Q_ASSERT( false );
}
}
}
void AgentProgressMonitor::Private::instanceNameChanged( const Akonadi::AgentInstance& instance )
{
if ( !item.data() )
return;
item.data()->setLabel(instance.name());
}
AgentProgressMonitor::AgentProgressMonitor( const AgentInstance &agent,
ProgressItem *item )
: QObject( item )
, d( new Private( this, agent, item ) )
{
connect( AgentManager::self(), SIGNAL(instanceProgressChanged(Akonadi::AgentInstance)),
this, SLOT(instanceProgressChanged(Akonadi::AgentInstance)) );
connect( AgentManager::self(), SIGNAL(instanceStatusChanged(Akonadi::AgentInstance)),
this, SLOT(instanceStatusChanged(Akonadi::AgentInstance)) );
connect( Akonadi::AgentManager::self(), SIGNAL(instanceRemoved(Akonadi::AgentInstance)),
this, SLOT(instanceRemoved(Akonadi::AgentInstance)) );
connect( Akonadi::AgentManager::self(), SIGNAL(instanceNameChanged(Akonadi::AgentInstance)),
this, SLOT(instanceNameChanged(Akonadi::AgentInstance)) );
// TODO connect to instanceError, instanceWarning, instanceOnline ?
// and do what?
connect( item, SIGNAL(progressItemCanceled(KPIM::ProgressItem*)),
this, SLOT(abort()) );
// TODO handle offline case
}
AgentProgressMonitor::~AgentProgressMonitor()
{
delete d;
}
#include "moc_agentprogressmonitor.cpp"