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tdebase/kcontrol/kicker/applettab_impl.cpp

240 lines
6.9 KiB

/*
* applettab.cpp
*
* Copyright (c) 2000 Matthias Elter <elter@kde.org>
*
* 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
*/
#include <qlayout.h>
#include <qgroupbox.h>
#include <qvbuttongroup.h>
#include <qwhatsthis.h>
#include <qradiobutton.h>
#include <qpushbutton.h>
#include <qtoolbutton.h>
#include <qvbox.h>
#include <qfileinfo.h>
#include <kconfig.h>
#include <kglobal.h>
#include <klocale.h>
#include <kdialog.h>
#include <kstandarddirs.h>
#include <klistview.h>
#include <kdebug.h>
#include "applettab_impl.h"
#include "applettab_impl.moc"
AppletTab::AppletTab( QWidget *parent, const char* name )
: AppletTabBase (parent, name)
{
connect(level_group, SIGNAL(clicked(int)), SLOT(level_changed(int)));
connect(lb_trusted, SIGNAL(selectionChanged(QListViewItem*)),
SLOT(trusted_selection_changed(QListViewItem*)));
connect(pb_add, SIGNAL(clicked()), SLOT(add_clicked()));
connect(pb_remove, SIGNAL(clicked()), SLOT(remove_clicked()));
connect(lb_available, SIGNAL(selectionChanged(QListViewItem*)),
SLOT(available_selection_changed(QListViewItem*)));
pb_add->setEnabled(false);
pb_remove->setEnabled(false);
QWhatsThis::add( level_group, i18n("Panel applets can be started in two different ways:"
" internally or externally. While 'internally' is the preferred way to load applets, this can"
" raise stability or security problems when you are using poorly-programmed third-party applets."
" To address these problems, applets can be marked 'trusted'. You might want to configure"
" Kicker to treat trusted applets differently to untrusted ones; your options are:"
" <ul><li><em>Load only trusted applets internally:</em> All applets but the ones marked 'trusted'"
" will be loaded using an external wrapper application.</li>"
" <li><em>Load startup config applets internally:</em> The applets shown on KDE startup"
" will be loaded internally, others will be loaded using an external wrapper application.</li>"
" <li><em>Load all applets internally</em></li></ul>") );
QWhatsThis::add( lb_trusted, i18n("Here you can see a list of applets that are marked"
" 'trusted', i.e. will be loaded internally by Kicker in any case. To move an applet"
" from the list of available applets to the trusted ones, or vice versa, select it and"
" press the left or right buttons.") );
QWhatsThis::add( pb_add, i18n("Click here to add the selected applet from the list of available,"
" untrusted applets to the list of trusted applets.") );
QWhatsThis::add( pb_remove, i18n("Click here to remove the selected applet from the list of trusted"
" applets to the list of available, untrusted applets.") );
QWhatsThis::add( lb_available, i18n("Here you can see a list of available applets that you"
" currently do not trust. This does not mean you cannot use those applets, but rather that"
" the panel's policy using them depends on your applet security level. To move an applet"
" from the list of available applets to the trusted ones or vice versa, select it and"
" press the left or right buttons.") );
load();
}
void AppletTab::load()
{
load( false );
}
void AppletTab::load( bool useDefaults )
{
KConfig c(KickerConfig::the()->configName(), false, false);
c.setReadDefaults( useDefaults );
c.setGroup("General");
available.clear();
l_available.clear();
l_trusted.clear();
int level = c.readNumEntry("SecurityLevel", 1);
switch(level)
{
case 0:
default:
trusted_rb->setChecked(true);
break;
case 1:
new_rb->setChecked(true);
break;
case 2:
all_rb->setChecked(true);
break;
}
list_group->setEnabled(trusted_rb->isChecked());
QStringList list = KGlobal::dirs()->findAllResources("applets", "*.desktop");
for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it )
{
QFileInfo fi(*it);
available << fi.baseName();
}
if(c.hasKey("TrustedApplets"))
{
QStringList list = c.readListEntry("TrustedApplets");
for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it )
{
if(available.contains(*it))
l_trusted << (*it);
}
}
else
l_trusted << "clockapplet" << "ksystemtrayapplet" << "krunapplet" << "quicklauncher"
<< "kminipagerapplet" << "ktaskbarapplet" << "eyesapplet" << "kmixapplet";
for ( QStringList::Iterator it = available.begin(); it != available.end(); ++it )
{
if(!l_trusted.contains(*it))
l_available << (*it);
}
updateTrusted();
updateAvailable();
emit changed( useDefaults );
}
void AppletTab::save()
{
KConfig c(KickerConfig::the()->configName(), false, false);
c.setGroup("General");
int level = 0;
if(new_rb->isChecked()) level = 1;
else if (all_rb->isChecked()) level = 2;
c.writeEntry("SecurityLevel", level);
c.writeEntry("TrustedApplets", l_trusted);
c.sync();
}
void AppletTab::defaults()
{
load( true );
}
QString AppletTab::quickHelp() const
{
return QString::null;
}
void AppletTab::level_changed(int)
{
list_group->setEnabled(trusted_rb->isChecked());
setChanged();
}
void AppletTab::updateTrusted()
{
lb_trusted->clear();
for ( QStringList::Iterator it = l_trusted.begin(); it != l_trusted.end(); ++it )
(void) new QListViewItem(lb_trusted, (*it));
}
void AppletTab::updateAvailable()
{
lb_available->clear();
for ( QStringList::Iterator it = l_available.begin(); it != l_available.end(); ++it )
(void) new QListViewItem(lb_available, (*it));
}
void AppletTab::trusted_selection_changed(QListViewItem * item)
{
pb_remove->setEnabled(item != 0);
setChanged();
}
void AppletTab::available_selection_changed(QListViewItem * item)
{
pb_add->setEnabled(item != 0);
setChanged();
}
void AppletTab::add_clicked()
{
QListViewItem *item = lb_available->selectedItem();
if (!item) return;
l_available.remove(item->text(0));
l_trusted.append(item->text(0));
updateTrusted();
updateAvailable();
updateAddRemoveButton();
}
void AppletTab::remove_clicked()
{
QListViewItem *item = lb_trusted->selectedItem();
if (!item) return;
l_trusted.remove(item->text(0));
l_available.append(item->text(0));
updateTrusted();
updateAvailable();
updateAddRemoveButton();
}
void AppletTab::updateAddRemoveButton()
{
pb_remove->setEnabled(l_trusted.count ()>0);
pb_add->setEnabled(l_available.count()>0);
}