Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 363 insertions, 0 deletions

diff --git a/kcontrol/kded/kcmkded.cpp b/kcontrol/kded/kcmkded.cpp
new file mode 100644
index 000000000..e30d73b6f
--- /dev/null
+++ b/kcontrol/kded/kcmkded.cpp
@@ -0,0 +1,363 @@
+/* This file is part of the KDE project
+   Copyright (C) 2002 Daniel Molkentin <[email protected]>
+
+   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; see the file COPYING.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#include <qheader.h>
+#include <qlayout.h>
+#include <qpushbutton.h>
+#include <qtimer.h>
+#include <qvgroupbox.h>
+#include <qwhatsthis.h>
+
+#include <dcopclient.h>
+#include <dcopref.h>
+
+#include <kaboutdata.h>
+#include <kapplication.h>
+#include <kbuttonbox.h>
+#include <kdebug.h>
+#include <kdesktopfile.h>
+#include <kdialog.h>
+#include <kgenericfactory.h>
+#include <klistview.h>
+#include <kmessagebox.h>
+#include <kservice.h>
+#include <kstandarddirs.h>
+
+#include "kcmkded.h"
+#include "kcmkded.moc"
+
+typedef KGenericFactory<KDEDConfig, QWidget> KDEDFactory;
+K_EXPORT_COMPONENT_FACTORY( kcm_kded, KDEDFactory( "kcmkded" ) )
+
+
+KDEDConfig::KDEDConfig(QWidget* parent, const char* name, const QStringList &) :
+	KCModule( KDEDFactory::instance(), parent, name )
+{
+	KAboutData *about =
+		new KAboutData( I18N_NOOP( "kcmkded" ), I18N_NOOP( "KDE Service Manager" ),
+				0, 0, KAboutData::License_GPL,
+				I18N_NOOP( "(c) 2002 Daniel Molkentin" ) );
+	about->addAuthor("Daniel Molkentin",0,"[email protected]");
+	setAboutData( about );
+
+	setQuickHelp( i18n("<h1>Service Manager</h1><p>This module allows you to have an overview of all plugins of the "
+			"KDE Daemon, also referred to as KDE Services. Generally, there are two types of service:</p>"
+			"<ul><li>Services invoked at startup</li><li>Services called on demand</li></ul>"
+			"<p>The latter are only listed for convenience. The startup services can be started and stopped. "
+			"In Administrator mode, you can also define whether services should be loaded at startup.</p>"
+			"<p><b> Use this with care: some services are vital for KDE; do not deactivate services if you"
+			" do not know what you are doing.</b></p>"));
+
+	RUNNING = i18n("Running")+" ";
+	NOT_RUNNING = i18n("Not running")+" ";
+
+	QVBoxLayout *lay = new QVBoxLayout( this, 0, KDialog::spacingHint() );
+
+	QGroupBox *gb = new QVGroupBox(i18n("Load-on-Demand Services"), this );
+	QWhatsThis::add(gb, i18n("This is a list of available KDE services which will "
+			"be started on demand. They are only listed for convenience, as you "
+			"cannot manipulate these services."));
+	lay->addWidget( gb );
+
+	_lvLoD = new KListView( gb );
+	_lvLoD->addColumn(i18n("Service"));
+	_lvLoD->addColumn(i18n("Description"));
+	_lvLoD->addColumn(i18n("Status"));
+	_lvLoD->setAllColumnsShowFocus(true);
+	_lvLoD->header()->setStretchEnabled(true, 1);
+
+ 	gb = new QVGroupBox(i18n("Startup Services"), this );
+	QWhatsThis::add(gb, i18n("This shows all KDE services that can be loaded "
+				"on KDE startup. Checked services will be invoked on next startup. "
+				"Be careful with deactivation of unknown services."));
+	lay->addWidget( gb );
+
+	_lvStartup = new KListView( gb );
+	_lvStartup->addColumn(i18n("Use"));
+	_lvStartup->addColumn(i18n("Service"));
+	_lvStartup->addColumn(i18n("Description"));
+	_lvStartup->addColumn(i18n("Status"));
+	_lvStartup->setAllColumnsShowFocus(true);
+	_lvStartup->header()->setStretchEnabled(true, 2);
+
+	KButtonBox *buttonBox = new KButtonBox( gb, Horizontal);
+	_pbStart = buttonBox->addButton( i18n("Start"));
+	_pbStop = buttonBox->addButton( i18n("Stop"));
+
+	_pbStart->setEnabled( false );
+	_pbStop->setEnabled( false );
+
+	connect(_pbStart, SIGNAL(clicked()), SLOT(slotStartService()));
+	connect(_pbStop,  SIGNAL(clicked()), SLOT(slotStopService()));
+	connect(_lvStartup, SIGNAL(selectionChanged(QListViewItem*)), SLOT(slotEvalItem(QListViewItem*)) );
+
+	load();
+}
+
+void setModuleGroup(KConfig *config, const QString &filename)
+{
+	QString module = filename;
+	int i = module.findRev('/');
+	if (i != -1)
+	   module = module.mid(i+1);
+	i = module.findRev('.');
+	if (i != -1)
+	   module = module.left(i);
+
+	config->setGroup(QString("Module-%1").arg(module));
+}
+
+bool KDEDConfig::autoloadEnabled(KConfig *config, const QString &filename)
+{
+	setModuleGroup(config, filename);
+	return config->readBoolEntry("autoload", true);
+}
+
+void KDEDConfig::setAutoloadEnabled(KConfig *config, const QString &filename, bool b)
+{
+	setModuleGroup(config, filename);
+	return config->writeEntry("autoload", b);
+}
+
+void KDEDConfig::load() {
+   load ( false );
+}
+
+
+void KDEDConfig::load( bool useDefaults ) {
+	KConfig kdedrc("kdedrc", true, false);
+   kdedrc.setReadDefaults( useDefaults );
+
+	_lvStartup->clear();
+	_lvLoD->clear();
+
+	QStringList files;
+	KGlobal::dirs()->findAllResources( "services",
+			QString::fromLatin1( "kded/*.desktop" ),
+			true, true, files );
+
+	QListViewItem* item = 0L;
+	CheckListItem* clitem;
+	for ( QStringList::ConstIterator it = files.begin(); it != files.end(); ++it ) {
+
+		if ( KDesktopFile::isDesktopFile( *it ) ) {
+			KDesktopFile file( *it, true, "services" );
+
+			if ( file.readBoolEntry("X-KDE-Kded-autoload") ) {
+				clitem = new CheckListItem(_lvStartup, QString::null);
+				connect(clitem, SIGNAL(changed(QCheckListItem*)), SLOT(slotItemChecked(QCheckListItem*)));
+				clitem->setOn(autoloadEnabled(&kdedrc, *it));
+				item = clitem;
+				item->setText(1, file.readName());
+				item->setText(2, file.readComment());
+				item->setText(3, NOT_RUNNING);
+				item->setText(4, file.readEntry("X-KDE-Library"));
+			}
+			else if ( file.readBoolEntry("X-KDE-Kded-load-on-demand") ) {
+				item = new QListViewItem(_lvLoD, file.readName());
+				item->setText(1, file.readComment());
+				item->setText(2, NOT_RUNNING);
+				item->setText(4, file.readEntry("X-KDE-Library"));
+			}
+		}
+	}
+
+	getServiceStatus();
+   emit changed( useDefaults );
+}
+
+void KDEDConfig::save() {
+	QCheckListItem* item = 0L;
+
+	QStringList files;
+	KGlobal::dirs()->findAllResources( "services",
+			QString::fromLatin1( "kded/*.desktop" ),
+			true, true, files );
+
+	KConfig kdedrc("kdedrc", false, false);
+
+	for ( QStringList::ConstIterator it = files.begin(); it != files.end(); ++it ) {
+
+		if ( KDesktopFile::isDesktopFile( *it ) ) {
+
+			KConfig file( *it, false, false, "services" );
+			file.setGroup("Desktop Entry");
+
+			if (file.readBoolEntry("X-KDE-Kded-autoload")){
+
+				item = static_cast<QCheckListItem *>(_lvStartup->findItem(file.readEntry("X-KDE-Library"),4));
+				if (item) {
+					// we found a match, now compare and see what changed
+					setAutoloadEnabled(&kdedrc, *it, item->isOn());
+				}
+			}
+		}
+	}
+	kdedrc.sync();
+
+	DCOPRef( "kded", "kded" ).call( "reconfigure" );
+	QTimer::singleShot(0, this, SLOT(slotServiceRunningToggled()));
+}
+
+
+void KDEDConfig::defaults()
+{
+   load( true );
+}
+
+
+void KDEDConfig::getServiceStatus()
+{
+	QCStringList modules;
+	QCString replyType;
+	QByteArray replyData;
+
+
+	if (!kapp->dcopClient()->call( "kded", "kded", "loadedModules()", QByteArray(),
+				replyType, replyData ) ) {
+
+		_lvLoD->setEnabled( false );
+		_lvStartup->setEnabled( false );
+		KMessageBox::error(this, i18n("Unable to contact KDED."));
+		return;
+	}
+	else {
+
+		if ( replyType == "QCStringList" ) {
+			QDataStream reply(replyData, IO_ReadOnly);
+			reply >> modules;
+		}
+	}
+
+	for( QListViewItemIterator it( _lvLoD); it.current() != 0; ++it )
+                it.current()->setText(2, NOT_RUNNING);
+	for( QListViewItemIterator it( _lvStartup); it.current() != 0; ++it )
+                it.current()->setText(3, NOT_RUNNING);
+	for ( QCStringList::Iterator it = modules.begin(); it != modules.end(); ++it )
+	{
+		QListViewItem *item = _lvLoD->findItem(*it, 4);
+		if ( item )
+		{
+			item->setText(2, RUNNING);
+		}
+
+		item = _lvStartup->findItem(*it, 4);
+		if ( item )
+		{
+			item->setText(3, RUNNING);
+		}
+	}
+}
+
+void KDEDConfig::slotReload()
+{
+	QString current = _lvStartup->currentItem()->text(4);
+	load();
+	QListViewItem *item = _lvStartup->findItem(current, 4);
+	if (item)
+		_lvStartup->setCurrentItem(item);
+}
+
+void KDEDConfig::slotEvalItem(QListViewItem * item)
+{
+	if (!item)
+		return;
+
+	if ( item->text(3) == RUNNING ) {
+		_pbStart->setEnabled( false );
+		_pbStop->setEnabled( true );
+	}
+	else if ( item->text(3) == NOT_RUNNING ) {
+		_pbStart->setEnabled( true );
+		_pbStop->setEnabled( false );
+	}
+	else // Error handling, better do nothing
+	{
+		_pbStart->setEnabled( false );
+		_pbStop->setEnabled( false );
+	}
+
+	getServiceStatus();
+}
+
+void KDEDConfig::slotServiceRunningToggled()
+{
+	getServiceStatus();
+	slotEvalItem(_lvStartup->currentItem());
+}
+
+void KDEDConfig::slotStartService()
+{
+	QCString service = _lvStartup->currentItem()->text(4).latin1();
+
+	QByteArray data, replyData;
+	QCString replyType;
+	QDataStream arg( data, IO_WriteOnly );
+	arg << service;
+	if (kapp->dcopClient()->call( "kded", "kded", "loadModule(QCString)", data, replyType, replyData ) ) {
+		QDataStream reply(replyData, IO_ReadOnly);
+		if ( replyType == "bool" )
+		{
+			bool result;
+			reply >> result;
+			if ( result )
+				slotServiceRunningToggled();
+			else
+				KMessageBox::error(this, i18n("Unable to start service."));
+		} else {
+			kdDebug() << "loadModule() on kded returned an unexpected type of reply: " << replyType << endl;
+		}
+	}
+	else {
+		KMessageBox::error(this, i18n("Unable to contact KDED."));
+	}
+}
+
+void KDEDConfig::slotStopService()
+{
+	QCString service = _lvStartup->currentItem()->text(4).latin1();
+	kdDebug() << "Stopping: " << service << endl;
+	QByteArray data;
+	QDataStream arg( data, IO_WriteOnly );
+
+	arg << service;
+	if (kapp->dcopClient()->send( "kded", "kded", "unloadModule(QCString)", data ) ) {
+		slotServiceRunningToggled();
+	}
+	else {
+		KMessageBox::error(this, i18n("Unable to stop service."));
+	}
+
+}
+
+void KDEDConfig::slotItemChecked(QCheckListItem*)
+{
+	emit changed(true);
+}
+
+CheckListItem::CheckListItem(QListView *parent, const QString &text)
+	: QObject(parent),
+	  QCheckListItem(parent, text, CheckBox)
+{ }
+
+void CheckListItem::stateChange(bool on)
+{
+	QCheckListItem::stateChange(on);
+	emit changed(this);
+}