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-rw-r--r--kutils/kcmodulecontainer.cpp258
1 files changed, 258 insertions, 0 deletions
diff --git a/kutils/kcmodulecontainer.cpp b/kutils/kcmodulecontainer.cpp
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+/* This file is part of the KDE libraries
+ Copyright (C) 2004 Frans Englich <frans.englich@telia.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 <qlayout.h>
+#include <qpixmap.h>
+#include <qstringlist.h>
+#include <qtabwidget.h>
+#include <qtooltip.h>
+#include <qvaluelist.h>
+
+#include <kcmodule.h>
+#include <kcmoduleinfo.h>
+#include <kcmoduleloader.h>
+#include <kcmoduleproxy.h>
+#include <kdebug.h>
+#include <kdialog.h>
+#include <kglobal.h>
+#include <kiconloader.h>
+#include <kpushbutton.h>
+#include <kservice.h>
+#include <kstdguiitem.h>
+
+#include "kcmodulecontainer.h"
+#include "kcmodulecontainer.moc"
+
+/***********************************************************************/
+class KCModuleContainer::KCModuleContainerPrivate
+{
+ public:
+ KCModuleContainerPrivate( const QStringList& mods )
+ : modules( mods )
+ , tabWidget( 0 )
+ , buttons( 0 )
+ , hasRootKCM( false )
+ , btnRootMode( 0 )
+ , btnLayout( 0 )
+ , topLayout( 0 )
+ {}
+
+ QStringList modules;
+ QTabWidget *tabWidget;
+ int buttons;
+ bool hasRootKCM: 1;
+ KPushButton *btnRootMode;
+ QHBoxLayout *btnLayout;
+ QVBoxLayout *topLayout;
+
+
+};
+/***********************************************************************/
+
+
+
+
+
+/***********************************************************************/
+KCModuleContainer::KCModuleContainer( QWidget* parent, const char* name,
+ const QString& mods )
+ : KCModule( parent, name )
+{
+ d = new KCModuleContainerPrivate( QStringList::split( ",", QString(mods).remove( " " )) );
+ init();
+}
+
+KCModuleContainer::KCModuleContainer( QWidget* parent, const char* name,
+ const QStringList& mods )
+ : KCModule( parent, name ), d( new KCModuleContainerPrivate( mods ) )
+{
+ init();
+}
+
+void KCModuleContainer::init()
+{
+ d->topLayout = new QVBoxLayout( this, 0, KDialog::spacingHint(), "topLayout" );
+ d->tabWidget = new QTabWidget(this, "tabWidget");
+ d->tabWidget->setMargin(KDialog::marginHint());
+ connect( d->tabWidget, SIGNAL( currentChanged( QWidget* ) ), SLOT( tabSwitched( QWidget* ) ));
+ d->topLayout->addWidget( d->tabWidget );
+
+ if ( !d->modules.isEmpty() )
+ {
+ /* Add our modules */
+ for ( QStringList::Iterator it = d->modules.begin(); it != d->modules.end(); ++it )
+ addModule( (*it) );
+
+ finalize();
+ }
+
+}
+
+void KCModuleContainer::finalize()
+{
+ setButtons( d->buttons );
+ if ( d->hasRootKCM ) /* Add a root mode button */
+ {
+ if(!d->btnLayout) /* It could already be added */
+ {
+ d->btnLayout = new QHBoxLayout(this, 0, 0, "btnLayout");
+ d->btnRootMode = new KPushButton(KStdGuiItem::adminMode(), this, "btnRootMode");
+
+ d->btnLayout->addWidget( d->btnRootMode );
+ d->btnLayout->addStretch();
+ d->topLayout->addLayout( d->btnLayout );
+ }
+ }
+}
+
+void KCModuleContainer::addModule( const QString& module )
+{
+ /* In case it doesn't exist we just silently drop it.
+ * This allows people to easily extend containers.
+ * For example, KCM monitor gamma can be in kdegraphics.
+ */
+ if ( !KService::serviceByDesktopName( module ) )
+ {
+ kdDebug(713) << "KCModuleContainer: module '" <<
+ module << "' was not found and thus not loaded" << endl;
+ return;
+ }
+
+ if( !KCModuleLoader::testModule( module ))
+ return;
+
+ KCModuleProxy* proxy = new KCModuleProxy( module, false, d->tabWidget, module.latin1());
+ allModules.append( proxy );
+
+ d->tabWidget->addTab( proxy, QIconSet(KGlobal::iconLoader()->loadIcon(
+ proxy->moduleInfo().icon(), KIcon::Desktop)),
+ /* QT eats ampersands for dinner. But not this time. */
+ proxy->moduleInfo().moduleName().replace( "&", "&&" ));
+
+ d->tabWidget->setTabToolTip( proxy, proxy->moduleInfo().comment() );
+
+ connect( proxy, SIGNAL(changed(KCModuleProxy *)), SLOT(moduleChanged(KCModuleProxy *)));
+
+ /* Collect our buttons - we go for the common deliminator */
+ d->buttons = d->buttons | proxy->realModule()->buttons();
+
+ /* If we should add an Administrator Mode button */
+ if ( proxy->moduleInfo().needsRootPrivileges() )
+ d->hasRootKCM=true;
+
+
+}
+
+void KCModuleContainer::tabSwitched( QWidget * module )
+{
+ if ( !d->hasRootKCM )
+ return;
+
+ /* Not like this. Not like this. */
+ disconnect( d->btnRootMode, 0, 0, 0 );
+ /* Welcome to the real world huh baby? */
+
+ KCModuleProxy* mod = (KCModuleProxy *) module;
+
+ if ( mod->moduleInfo().needsRootPrivileges() && !mod->rootMode() )
+ {
+ d->btnRootMode->setEnabled( true );
+ connect( d->btnRootMode, SIGNAL( clicked() ),
+ SLOT( runAsRoot() ));
+ connect( mod, SIGNAL( childClosed() ),
+ SLOT ( rootExited() ));
+ }
+ else
+ d->btnRootMode->setEnabled( false );
+
+ setQuickHelp( mod->quickHelp() );
+ setAboutData( const_cast<KAboutData*>(mod->aboutData()) );
+
+}
+
+void KCModuleContainer::runAsRoot()
+{
+ if ( d->tabWidget->currentPage() )
+ ( (KCModuleProxy *) d->tabWidget->currentPage() )->runAsRoot();
+ d->btnRootMode->setEnabled( false );
+}
+
+void KCModuleContainer::rootExited()
+{
+ connect( d->btnRootMode, SIGNAL( clicked() ), SLOT( runAsRoot() ));
+ d->btnRootMode->setEnabled( true );
+}
+
+void KCModuleContainer::save()
+{
+ ModuleList list = changedModules;
+ ModuleList::iterator it;
+ for ( it = list.begin() ; it !=list.end() ; ++it )
+ {
+ (*it)->save();
+ }
+
+ emit changed( false );
+
+}
+
+void KCModuleContainer::load()
+{
+ ModuleList list = allModules;
+ ModuleList::iterator it;
+ for ( it = list.begin() ; it !=list.end() ; ++it )
+ {
+ (*it)->load();
+ }
+
+ emit changed( false );
+}
+
+void KCModuleContainer::defaults()
+{
+ ModuleList list = allModules;
+ ModuleList::iterator it;
+ for ( it = list.begin() ; it !=list.end() ; ++it )
+ {
+ (*it)->defaults();
+ }
+
+ emit changed( true );
+}
+
+
+void KCModuleContainer::moduleChanged(KCModuleProxy * proxy)
+{
+ changedModules.append( proxy );
+ if( changedModules.isEmpty() )
+ return;
+
+ emit changed(true);
+}
+
+KCModuleContainer::~KCModuleContainer()
+{
+ delete d;
+}
+
+/***********************************************************************/
+
+
+
+