plasma-framework/kpart/plasmakpart.cpp

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/*
* Copyright 2006-2008 Aaron Seigo <aseigo@kde.org>
* Copyright 2009 Marco Martin <notmart@gmail.com>
* Copyright 2010 Ryan Rix <ry@n.rix.si>
* Copyright 2010 Siddharth Sharma <siddharth.kde@gmail.com>
*
* This program 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, 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 Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "plasmakpart.h"
#include "plasmakpartcorona.h"
#include "plasmakpartview.h"
#include <Plasma/Containment>
#include <Plasma/Theme>
#include <Plasma/Applet>
#include <plasma/pluginloader.h>
#include <KAction>
#include <KDebug>
#include <KDialog>
#include <QCheckBox>
#include <QHash>
#include <QGraphicsProxyWidget>
#include <QGraphicsLinearLayout>
K_PLUGIN_FACTORY(plasmaKPartFactory, registerPlugin<PlasmaKPart>();)
K_EXPORT_PLUGIN(plasmaKPartFactory("plasma-kpart","plasma-kpart") )
PlasmaKPart::PlasmaKPart(QWidget *parentWidget, QObject *parent, const QVariantList& args)
: KParts::ReadOnlyPart(parent),
m_corona(0),
m_view(0),
m_service(0)
{
setComponentData( plasmaKPartFactory::componentData() );
KGlobal::locale()->insertCatalog("libplasma");
KGlobal::locale()->insertCatalog("plasmagenericshell");
KGlobal::locale()->insertCatalog("plasma-kpart");
setThemeDefaults();
m_view = new PlasmaKPartView(0, 1, parentWidget);
m_view->installEventFilter(this);
setWidget(m_view);
// initialize the plugin loader
if( args.length() > 0 )
{
Plasma::PluginLoader* loader = qVariantValue<Plasma::PluginLoader*>( args.first() );
if( loader )
{
Plasma::PluginLoader::setPluginLoader( loader );
}
}
if ( args.length() > 1 )
m_category = args.at(1).value<QString>();
// this line initializes the corona.
corona();
}
PlasmaKPart::~PlasmaKPart()
{
}
void PlasmaKPart::setThemeDefaults()
{
KConfigGroup cg(KSharedConfig::openConfig("plasmarc"), "Theme-plasma-kpart" );
const QString themeName = cg.readEntry("name", "default");
Plasma::Theme::defaultTheme()->setUseGlobalSettings(false);
Plasma::Theme::defaultTheme()->setThemeName(themeName);
cg = KConfigGroup(KGlobal::config(), "General");
Plasma::Theme::defaultTheme()->setFont(cg.readEntry("desktopFont", QFont("Sans") ));
}
void PlasmaKPart::cleanup()
{
if (m_corona) {
m_corona->saveLayout();
}
if (!m_view->containment()) {
return;
}
// save the mapping of Views to Containments at the moment
// of application exit so we can restore that when we start again.
KConfigGroup viewIds(KGlobal::config(), "ViewIds");
viewIds.deleteGroup();
viewIds.writeEntry(QString::number(m_view->containment()->id()), 1);
delete m_view;
m_view = 0;
delete m_corona;
m_corona = 0;
//TODO: This manual sync() should not be necessary?
syncConfig();
}
void PlasmaKPart::syncConfig()
{
KGlobal::config()->sync();
}
PlasmaKPartCorona* PlasmaKPart::corona()
{
if (!m_corona) {
m_corona = new PlasmaKPartCorona(this);
connect(m_corona, SIGNAL(containmentAdded(Plasma::Containment*)), this, SLOT(createView(Plasma::Containment*)));
connect(m_corona, SIGNAL(configSynced()), this, SLOT(syncConfig()));
m_corona->setItemIndexMethod(QGraphicsScene::NoIndex);
m_corona->initializeLayout();
m_view->show();
}
return m_corona;
}
void PlasmaKPart::createView(Plasma::Containment *containment)
{
KConfigGroup viewIds(KGlobal::config(), "ViewIds");
int id = viewIds.readEntry(QString::number(containment->id()), 1);
kDebug() << "new containment" << (QObject*)containment << containment->id()<<"view id"<<id;
m_view->setContainment(containment);
emit viewCreated();
}
void PlasmaKPart::addApplet(const QString& name, const QVariantList& args, const QRectF& geometry )
{
containment()->addApplet(name, args, geometry);
}
Plasma::Applet::List PlasmaKPart::listActiveApplets( )
{
return containment()->applets();
}
Plasma::Containment* PlasmaKPart::containment()
{
return corona()->containments().first();
}
bool PlasmaKPart::setPluginLoader( Plasma::PluginLoader* loader )
{
if ( Plasma::PluginLoader::pluginLoader() ) {
return false;
}
Plasma::PluginLoader::setPluginLoader( loader );
return true;
}
QString PlasmaKPart::category()
{
return m_category;
}
#include "plasmakpart.moc"