kwin/kcmkwin/kwincompositing/main.cpp

770 lines
32 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
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, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "main.h"
#include "kwin_interface.h"
#include <kaboutdata.h>
#include <kconfig.h>
#include <kconfiggroup.h>
#include <kdebug.h>
#include <kmessagebox.h>
#include <ksettings/dispatcher.h>
#include <kpluginselector.h>
#include <kservicetypetrader.h>
#include <kplugininfo.h>
#include <kservice.h>
#include <ktitlewidget.h>
#include <knotification.h>
#include <QtDBus/QtDBus>
#include <QTimer>
#include <QLabel>
#include <KPluginFactory>
#include <KPluginLoader>
#include <KIcon>
K_PLUGIN_FACTORY(KWinCompositingConfigFactory,
registerPlugin<KWin::KWinCompositingConfig>();
)
K_EXPORT_PLUGIN(KWinCompositingConfigFactory("kcmkwincompositing"))
namespace KWin
{
ConfirmDialog::ConfirmDialog() :
KTimerDialog(10000, KTimerDialog::CountDown, 0,
i18n("Confirm Desktop Effects Change"), KTimerDialog::Ok|KTimerDialog::Cancel,
KTimerDialog::Cancel)
{
setObjectName( "mainKTimerDialog" );
setButtonGuiItem( KDialog::Ok, KGuiItem( i18n( "&Accept Configuration" ), "dialog-ok" ));
setButtonGuiItem( KDialog::Cancel, KGuiItem( i18n( "&Return to Previous Configuration" ), "dialog-cancel" ));
QLabel *label = new QLabel( i18n( "Desktop effects settings have changed.\n"
"Do you want to keep the new settings?\n"
"They will be automatically reverted in 10 seconds." ), this );
label->setWordWrap( true );
setMainWidget( label );
setWindowIcon(KIcon("preferences-desktop-effect"));
}
KWinCompositingConfig::KWinCompositingConfig(QWidget *parent, const QVariantList &)
: KCModule( KWinCompositingConfigFactory::componentData(), parent )
, mKWinConfig(KSharedConfig::openConfig( "kwinrc" ))
, m_showConfirmDialog( false )
, kwinInterface( NULL )
{
KGlobal::locale()->insertCatalog( "kwin_effects" );
ui.setupUi(this);
layout()->setMargin(0);
ui.verticalSpacer->changeSize(20, KDialog::groupSpacingHint());
ui.verticalSpacer_2->changeSize(20, KDialog::groupSpacingHint());
ui.tabWidget->setCurrentIndex(0);
ui.statusTitleWidget->hide();
#define OPENGL_INDEX 0
#define XRENDER_INDEX 1
#ifndef KWIN_HAVE_OPENGL_COMPOSITING
ui.compositingType->removeItem( OPENGL_INDEX );
ui.glGroup->setEnabled( false );
#define OPENGL_INDEX -1
#define XRENDER_INDEX 0
#endif
#ifndef KWIN_HAVE_XRENDER_COMPOSITING
ui.compositingType->removeItem( XRENDER_INDEX );
ui.xrenderGroup->setEnabled( false );
#define XRENDER_INDEX -1
#endif
kwinInterface = new OrgKdeKWinInterface( "org.kde.kwin", "/KWin", QDBusConnection::sessionBus() );
connect(ui.useCompositing, SIGNAL(toggled(bool)), this, SLOT(compositingEnabled(bool)));
connect(ui.tabWidget, SIGNAL(currentChanged(int)), this, SLOT(currentTabChanged(int)));
connect(ui.useCompositing, SIGNAL(toggled(bool)), this, SLOT(changed()));
connect(ui.effectWinManagement, SIGNAL(toggled(bool)), this, SLOT(changed()));
connect(ui.effectShadows, SIGNAL(toggled(bool)), this, SLOT(changed()));
connect(ui.effectAnimations, SIGNAL(toggled(bool)), this, SLOT(changed()));
connect(ui.effectSelector, SIGNAL(changed(bool)), this, SLOT(changed()));
connect(ui.effectSelector, SIGNAL(configCommitted(const QByteArray&)),
this, SLOT(reparseConfiguration(const QByteArray&)));
connect(ui.windowSwitchingCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(changed()));
connect(ui.desktopSwitchingCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(changed()));
connect(ui.animationSpeedCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(changed()));
connect(ui.compositingType, SIGNAL(currentIndexChanged(int)), this, SLOT(changed()));
connect(ui.windowThumbnails, SIGNAL(activated(int)), this, SLOT(changed()));
connect(ui.disableChecks, SIGNAL(toggled(bool)), this, SLOT(changed()));
connect(ui.glMode, SIGNAL(currentIndexChanged(int)), this, SLOT(changed()));
connect(ui.glTextureFilter, SIGNAL(currentIndexChanged(int)), this, SLOT(changed()));
connect(ui.glDirect, SIGNAL(toggled(bool)), this, SLOT(changed()));
connect(ui.glVSync, SIGNAL(toggled(bool)), this, SLOT(changed()));
connect(ui.xrenderSmoothScale, SIGNAL(toggled(bool)), this, SLOT(changed()));
connect(ui.compositingStateButton, SIGNAL(clicked(bool)), kwinInterface, SLOT(toggleCompositing()));
connect(kwinInterface, SIGNAL(compositingToggled(bool)), this, SLOT(setupCompositingState(bool)));
// Open the temporary config file
// Temporary conf file is used to synchronize effect checkboxes with effect
// selector by loading/saving effects from/to temp config when active tab
// changes.
mTmpConfigFile.open();
mTmpConfig = KSharedConfig::openConfig(mTmpConfigFile.fileName());
// NOTICE: this is intended to workaround broken GL implementations that successfully segfault on glXQuery :-(
KConfigGroup unsafeConfig(mKWinConfig, "Compositing");
const bool glUnsafe = unsafeConfig.readEntry( "OpenGLIsUnsafe", false );
if( !glUnsafe && CompositingPrefs::compositingPossible() )
{
unsafeConfig.writeEntry( "OpenGLIsUnsafe", true );
unsafeConfig.sync();
// Driver-specific config detection
mDefaultPrefs.detect();
initEffectSelector();
// Initialize the user interface with the config loaded from kwinrc.
load();
unsafeConfig.writeEntry( "OpenGLIsUnsafe", false );
unsafeConfig.sync();
}
else
{
// TODO: Add a "force recheck" button that removes the "OpenGLInUnsafe" flag
ui.useCompositing->setEnabled(false);
ui.useCompositing->setChecked(false);
compositingEnabled(false);
QString text = i18n("Desktop effects are not available on this system due to the following technical issues:");
text += "<br>";
text += CompositingPrefs::compositingNotPossibleReason();
ui.statusTitleWidget->setText(text);
ui.statusTitleWidget->setPixmap(KTitleWidget::InfoMessage, KTitleWidget::ImageLeft);
ui.statusTitleWidget->show();
setupCompositingState( false, false );
}
KAboutData *about = new KAboutData(I18N_NOOP("kcmkwincompositing"), 0,
ki18n("KWin Desktop Effects Configuration Module"),
0, KLocalizedString(), KAboutData::License_GPL, ki18n("(c) 2007 Rivo Laks"));
about->addAuthor(ki18n("Rivo Laks"), KLocalizedString(), "rivolaks@hot.ee");
setAboutData(about);
// search the effect names
KServiceTypeTrader* trader = KServiceTypeTrader::self();
KService::List services;
QString boxswitch, presentwindows, coverswitch, flipswitch, slide, cube, fadedesktop;
// window switcher
services = trader->query("KWin/Effect", "[X-KDE-PluginInfo-Name] == 'kwin4_effect_boxswitch'");
if( !services.isEmpty() )
boxswitch = services.first()->name();
services = trader->query("KWin/Effect", "[X-KDE-PluginInfo-Name] == 'kwin4_effect_presentwindows'");
if( !services.isEmpty() )
presentwindows = services.first()->name();
services = trader->query("KWin/Effect", "[X-KDE-PluginInfo-Name] == 'kwin4_effect_coverswitch'");
if( !services.isEmpty() )
coverswitch = services.first()->name();
services = trader->query("KWin/Effect", "[X-KDE-PluginInfo-Name] == 'kwin4_effect_flipswitch'");
if( !services.isEmpty() )
flipswitch = services.first()->name();
// desktop switcher
services = trader->query("KWin/Effect", "[X-KDE-PluginInfo-Name] == 'kwin4_effect_slide'");
if( !services.isEmpty() )
slide = services.first()->name();
services = trader->query("KWin/Effect", "[X-KDE-PluginInfo-Name] == 'kwin4_effect_cubeslide'");
if( !services.isEmpty() )
cube = services.first()->name();
services = trader->query("KWin/Effect", "[X-KDE-PluginInfo-Name] == 'kwin4_effect_fadedesktop'");
if( !services.isEmpty() )
fadedesktop = services.first()->name();
// init the combo boxes
ui.windowSwitchingCombo->addItem(i18n("No Effect"));
ui.windowSwitchingCombo->addItem(boxswitch);
ui.windowSwitchingCombo->addItem(presentwindows);
ui.windowSwitchingCombo->addItem(coverswitch);
ui.windowSwitchingCombo->addItem(flipswitch);
ui.desktopSwitchingCombo->addItem(i18n("No Effect"));
ui.desktopSwitchingCombo->addItem(slide);
ui.desktopSwitchingCombo->addItem(cube);
ui.desktopSwitchingCombo->addItem(fadedesktop);
}
KWinCompositingConfig::~KWinCompositingConfig()
{
}
void KWinCompositingConfig::reparseConfiguration( const QByteArray& conf )
{
KSettings::Dispatcher::reparseConfiguration( conf );
}
void KWinCompositingConfig::compositingEnabled( bool enabled )
{
// Enable the other configuration tabs only when compositing is enabled.
ui.compositingOptionsContainer->setEnabled(enabled);
ui.tabWidget->setTabEnabled(1, enabled);
ui.tabWidget->setTabEnabled(2, enabled);
}
void KWinCompositingConfig::showConfirmDialog( bool reinitCompositing )
{
bool revert = false;
// Feel free to extend this to support several kwin instances (multihead) if you
// think it makes sense.
OrgKdeKWinInterface kwin("org.kde.kwin", "/KWin", QDBusConnection::sessionBus());
if( reinitCompositing ? !kwin.compositingActive().value() : !kwin.waitForCompositingSetup().value() )
{
KMessageBox::sorry( this, i18n(
"Failed to activate desktop effects using the given "
"configuration options. Settings will be reverted to their previous values.\n\n"
"Check your X configuration. You may also consider changing advanced options, "
"especially changing the compositing type." ));
revert = true;
}
else
{
ConfirmDialog confirm;
if( !confirm.exec())
revert = true;
else
{
// compositing is enabled now
setupCompositingState( kwinInterface->compositingActive() );
checkLoadedEffects();
}
}
if( revert )
{
// Revert settings
KConfigGroup config(mKWinConfig, "Compositing");
config.deleteGroup();
QMap<QString, QString>::const_iterator it = mPreviousConfig.constBegin();
for(; it != mPreviousConfig.constEnd(); ++it)
{
if (it.value().isEmpty())
continue;
config.writeEntry(it.key(), it.value());
}
// Sync with KWin and reload
configChanged(reinitCompositing);
load();
}
}
void KWinCompositingConfig::initEffectSelector()
{
// Find all .desktop files of the effects
KService::List offers = KServiceTypeTrader::self()->query("KWin/Effect");
QList<KPluginInfo> effectinfos = KPluginInfo::fromServices(offers);
// Add them to the plugin selector
ui.effectSelector->addPlugins(effectinfos, KPluginSelector::ReadConfigFile, i18n("Appearance"), "Appearance", mTmpConfig);
ui.effectSelector->addPlugins(effectinfos, KPluginSelector::ReadConfigFile, i18n("Accessibility"), "Accessibility", mTmpConfig);
ui.effectSelector->addPlugins(effectinfos, KPluginSelector::ReadConfigFile, i18n("Focus"), "Focus", mTmpConfig);
ui.effectSelector->addPlugins(effectinfos, KPluginSelector::ReadConfigFile, i18n("Window Management"), "Window Management", mTmpConfig);
ui.effectSelector->addPlugins(effectinfos, KPluginSelector::ReadConfigFile, i18n("Candy"), "Candy", mTmpConfig);
ui.effectSelector->addPlugins(effectinfos, KPluginSelector::ReadConfigFile, i18n("Demos"), "Demos", mTmpConfig);
ui.effectSelector->addPlugins(effectinfos, KPluginSelector::ReadConfigFile, i18n("Tests"), "Tests", mTmpConfig);
ui.effectSelector->addPlugins(effectinfos, KPluginSelector::ReadConfigFile, i18n("Tools"), "Tools", mTmpConfig);
}
void KWinCompositingConfig::currentTabChanged(int tab)
{
// block signals to don't emit the changed()-signal by just switching the current tab
blockSignals(true);
// write possible changes done to synchronize effect checkboxes and selector
// TODO: This segment is prone to fail when the UI is changed;
// you'll most likely not think of the hard coded numbers here when just changing the order of the tabs.
if (tab == 0)
{
// General tab was activated
saveEffectsTab();
loadGeneralTab();
}
else if ( tab == 1 )
{
// Effects tab was activated
saveGeneralTab();
loadEffectsTab();
}
blockSignals(false);
}
void KWinCompositingConfig::loadGeneralTab()
{
KConfigGroup config(mKWinConfig, "Compositing");
bool enabled = config.readEntry("Enabled", mDefaultPrefs.recommendCompositing());
ui.useCompositing->setChecked( enabled );
ui.animationSpeedCombo->setCurrentIndex(config.readEntry("AnimationSpeed", 3 ));
// Load effect settings
KConfigGroup effectconfig(mTmpConfig, "Plugins");
#define LOAD_EFFECT_CONFIG(effectname) effectconfig.readEntry("kwin4_effect_" effectname "Enabled", true)
int winManagementEnabled = LOAD_EFFECT_CONFIG("presentwindows")
+ LOAD_EFFECT_CONFIG("desktopgrid")
+ LOAD_EFFECT_CONFIG("dialogparent");
if (winManagementEnabled > 0 && winManagementEnabled < 3)
{
ui.effectWinManagement->setTristate(true);
ui.effectWinManagement->setCheckState(Qt::PartiallyChecked);
}
else
ui.effectWinManagement->setChecked(winManagementEnabled);
ui.effectShadows->setChecked(LOAD_EFFECT_CONFIG("shadow"));
ui.effectAnimations->setChecked(LOAD_EFFECT_CONFIG("minimizeanimation"));
#undef LOAD_EFFECT_CONFIG
// window switching
// Set current option to "none" if no plugin is activated.
ui.windowSwitchingCombo->setCurrentIndex( 0 );
KConfigGroup boxswitchconfig(mKWinConfig, "Effect-BoxSwitch");
if( effectEnabled( "boxswitch", effectconfig ) && boxswitchconfig.readEntry("TabBox", true))
ui.windowSwitchingCombo->setCurrentIndex( 1 );
KConfigGroup coverswitchconfig(mKWinConfig, "Effect-CoverSwitch");
if( effectEnabled( "coverswitch", effectconfig ) && coverswitchconfig.readEntry("TabBox", false))
ui.windowSwitchingCombo->setCurrentIndex( 3 );
KConfigGroup flipswitchconfig(mKWinConfig, "Effect-FlipSwitch");
if( effectEnabled( "flipswitch", effectconfig ) && flipswitchconfig.readEntry("TabBox", false))
ui.windowSwitchingCombo->setCurrentIndex( 4 );
KConfigGroup presentwindowsconfig(mKWinConfig, "Effect-PresentWindows");
if( effectEnabled( "presentwindows", effectconfig ) && presentwindowsconfig.readEntry("TabBox", false) )
ui.windowSwitchingCombo->setCurrentIndex( 2 );
// desktop switching
// Set current option to "none" if no plugin is activated.
ui.desktopSwitchingCombo->setCurrentIndex( 0 );
if( effectEnabled( "slide", effectconfig ))
ui.desktopSwitchingCombo->setCurrentIndex( 1 );
if( effectEnabled( "cubeslide", effectconfig ))
ui.desktopSwitchingCombo->setCurrentIndex( 2 );
if( effectEnabled( "fadedesktop", effectconfig ))
ui.desktopSwitchingCombo->setCurrentIndex( 3 );
if( enabled )
setupCompositingState( kwinInterface->compositingActive() );
else
setupCompositingState( false, false );
}
void KWinCompositingConfig::setupCompositingState( bool active, bool enabled )
{
if( !qgetenv( "KDE_FAILSAFE" ).isNull() )
enabled = false;
// compositing state
QString stateIcon;
QString stateText;
QString stateButtonText;
if( enabled )
{
// check if compositing is active or suspended
if( active )
{
stateIcon = QString( "dialog-ok-apply" );
stateText = i18n( "Desktop effects are active" );
stateButtonText = i18n( "Suspend Desktop Effects" );
}
else
{
stateIcon = QString( "dialog-cancel" );
stateText = i18n( "Desktop effects are temporarily disabled" );
stateButtonText = i18n( "Resume Desktop Effects" );
}
}
else
{
// compositing is disabled
stateIcon = QString( "dialog-cancel" );
stateText = i18n( "Desktop effects are disabled" );
stateButtonText = i18n( "Resume Desktop Effects" );
}
const int iconSize = (QApplication::fontMetrics().height() > 24) ? 32 : 22;
ui.compositingStateIcon->setPixmap( KIcon( stateIcon ).pixmap( iconSize, iconSize ) );
ui.compositingStateLabel->setText( stateText );
ui.compositingStateButton->setText( stateButtonText );
ui.compositingStateIcon->setEnabled( enabled );
ui.compositingStateLabel->setEnabled( enabled );
ui.compositingStateButton->setEnabled( enabled );
}
bool KWinCompositingConfig::effectEnabled( const QString& effect, const KConfigGroup& cfg ) const
{
KService::List services = KServiceTypeTrader::self()->query(
"KWin/Effect", "[X-KDE-PluginInfo-Name] == 'kwin4_effect_" + effect + '\'');
if( services.isEmpty())
return false;
QVariant v = services.first()->property("X-KDE-PluginInfo-EnabledByDefault");
return cfg.readEntry("kwin4_effect_" + effect + "Enabled", v.toBool());
}
void KWinCompositingConfig::loadEffectsTab()
{
ui.effectSelector->load();
}
void KWinCompositingConfig::loadAdvancedTab()
{
KConfigGroup config(mKWinConfig, "Compositing");
QString backend = config.readEntry("Backend", "OpenGL");
ui.compositingType->setCurrentIndex((backend == "XRender") ? XRENDER_INDEX : 0);
// 4 - off, 5 - shown, 6 - always, other are old values
int hps = config.readEntry("HiddenPreviews", 5);
if( hps == 6 ) // always
ui.windowThumbnails->setCurrentIndex( 0 );
else if( hps == 4 ) // never
ui.windowThumbnails->setCurrentIndex( 2 );
else // shown, or default
ui.windowThumbnails->setCurrentIndex( 1 );
ui.disableChecks->setChecked( config.readEntry( "DisableChecks", false ));
QString glMode = config.readEntry("GLMode", "TFP");
ui.glMode->setCurrentIndex((glMode == "TFP") ? 0 : ((glMode == "SHM") ? 1 : 2));
ui.glTextureFilter->setCurrentIndex(config.readEntry("GLTextureFilter", 1));
ui.glDirect->setChecked(config.readEntry("GLDirect", mDefaultPrefs.enableDirectRendering()));
ui.glVSync->setChecked(config.readEntry("GLVSync", mDefaultPrefs.enableVSync()));
ui.xrenderSmoothScale->setChecked(config.readEntry("XRenderSmoothScale", false));
}
void KWinCompositingConfig::load()
{
mKWinConfig->reparseConfiguration();
// Copy Plugins group to temp config file
QMap<QString, QString> entries = mKWinConfig->entryMap("Plugins");
QMap<QString, QString>::const_iterator it = entries.constBegin();
KConfigGroup tmpconfig(mTmpConfig, "Plugins");
tmpconfig.deleteGroup();
for(; it != entries.constEnd(); ++it)
tmpconfig.writeEntry(it.key(), it.value());
loadGeneralTab();
loadEffectsTab();
loadAdvancedTab();
emit changed( false );
}
void KWinCompositingConfig::saveGeneralTab()
{
KConfigGroup config(mKWinConfig, "Compositing");
// Check if any critical settings that need confirmation have changed
if(ui.useCompositing->isChecked() &&
ui.useCompositing->isChecked() != config.readEntry("Enabled", mDefaultPrefs.recommendCompositing()))
m_showConfirmDialog = true;
config.writeEntry("Enabled", ui.useCompositing->isChecked());
config.writeEntry("AnimationSpeed", ui.animationSpeedCombo->currentIndex());
// disable the compositing state if compositing was turned off
if( !ui.useCompositing->isChecked() )
setupCompositingState( false, false );
// Save effects
KConfigGroup effectconfig(mTmpConfig, "Plugins");
#define WRITE_EFFECT_CONFIG(effectname, widget) effectconfig.writeEntry("kwin4_effect_" effectname "Enabled", widget->isChecked())
if (ui.effectWinManagement->checkState() != Qt::PartiallyChecked)
{
WRITE_EFFECT_CONFIG("presentwindows", ui.effectWinManagement);
WRITE_EFFECT_CONFIG("desktopgrid", ui.effectWinManagement);
WRITE_EFFECT_CONFIG("dialogparent", ui.effectWinManagement);
}
WRITE_EFFECT_CONFIG("shadow", ui.effectShadows);
// TODO: maybe also do some effect-specific configuration here, e.g.
// enable/disable desktopgrid's animation according to this setting
WRITE_EFFECT_CONFIG("minimizeanimation", ui.effectAnimations);
#undef WRITE_EFFECT_CONFIG
int windowSwitcher = ui.windowSwitchingCombo->currentIndex();
bool boxSwitch = false;
bool presentWindowSwitching = false;
bool coverSwitch = false;
bool flipSwitch = false;
switch( windowSwitcher )
{
case 1:
boxSwitch = true;
break;
case 2:
presentWindowSwitching = true;
break;
case 3:
coverSwitch = true;
break;
case 4:
flipSwitch = true;
break;
default:
break; // nothing
}
// activate effects if not active
if( boxSwitch )
effectconfig.writeEntry("kwin4_effect_boxswitchEnabled", true);
if( presentWindowSwitching )
effectconfig.writeEntry("kwin4_effect_presentwindowsEnabled", true);
if( coverSwitch )
effectconfig.writeEntry("kwin4_effect_coverswitchEnabled", true);
if( flipSwitch )
effectconfig.writeEntry("kwin4_effect_flipswitchEnabled", true);
KConfigGroup boxswitchconfig( mKWinConfig, "Effect-BoxSwitch" );
boxswitchconfig.writeEntry( "TabBox", boxSwitch );
boxswitchconfig.sync();
KConfigGroup presentwindowsconfig( mKWinConfig, "Effect-PresentWindows" );
presentwindowsconfig.writeEntry( "TabBox", presentWindowSwitching );
presentwindowsconfig.sync();
KConfigGroup coverswitchconfig( mKWinConfig, "Effect-CoverSwitch" );
coverswitchconfig.writeEntry( "TabBox", coverSwitch );
coverswitchconfig.sync();
KConfigGroup flipswitchconfig( mKWinConfig, "Effect-FlipSwitch" );
flipswitchconfig.writeEntry( "TabBox", flipSwitch );
flipswitchconfig.sync();
int desktopSwitcher = ui.desktopSwitchingCombo->currentIndex();
switch( desktopSwitcher )
{
case 0:
// no effect
effectconfig.writeEntry("kwin4_effect_slideEnabled", false);
effectconfig.writeEntry("kwin4_effect_cubeslideEnabled", false);
effectconfig.writeEntry("kwin4_effect_fadedesktopEnabled", false);
break;
case 1:
// slide
effectconfig.writeEntry("kwin4_effect_slideEnabled", true);
effectconfig.writeEntry("kwin4_effect_cubeslideEnabled", false);
effectconfig.writeEntry("kwin4_effect_fadedesktopEnabled", false);
break;
case 2:
// cube
effectconfig.writeEntry("kwin4_effect_slideEnabled", false);
effectconfig.writeEntry("kwin4_effect_cubeslideEnabled", true);
effectconfig.writeEntry("kwin4_effect_fadedesktopEnabled", false);
break;
case 3:
// fadedesktop
effectconfig.writeEntry("kwin4_effect_slideEnabled", false);
effectconfig.writeEntry("kwin4_effect_cubeslideEnabled", false);
effectconfig.writeEntry("kwin4_effect_fadedesktopEnabled", true);
break;
}
}
void KWinCompositingConfig::saveEffectsTab()
{
ui.effectSelector->save();
}
bool KWinCompositingConfig::saveAdvancedTab()
{
bool advancedChanged = false;
static const int hps[] = { 6 /*always*/, 5 /*shown*/, 4 /*never*/ };
KConfigGroup config(mKWinConfig, "Compositing");
QString glModes[] = { "TFP", "SHM", "Fallback" };
if( config.readEntry("Backend", "OpenGL")
!= ((ui.compositingType->currentIndex() == 0) ? "OpenGL" : "XRender")
|| config.readEntry("GLMode", "TFP") != glModes[ui.glMode->currentIndex()]
|| config.readEntry("GLDirect", mDefaultPrefs.enableDirectRendering())
!= ui.glDirect->isChecked()
|| config.readEntry("GLVSync", mDefaultPrefs.enableVSync()) != ui.glVSync->isChecked()
|| config.readEntry("DisableChecks", false ) != ui.disableChecks->isChecked())
{
m_showConfirmDialog = true;
advancedChanged = true;
}
else if( config.readEntry("HiddenPreviews", 5) != hps[ ui.windowThumbnails->currentIndex() ]
|| config.readEntry("XRenderSmoothScale", false ) != ui.xrenderSmoothScale->isChecked() )
advancedChanged = true;
config.writeEntry("Backend", (ui.compositingType->currentIndex() == OPENGL_INDEX) ? "OpenGL" : "XRender");
config.writeEntry("HiddenPreviews", hps[ ui.windowThumbnails->currentIndex() ] );
config.writeEntry("DisableChecks", ui.disableChecks->isChecked());
config.writeEntry("GLMode", glModes[ui.glMode->currentIndex()]);
config.writeEntry("GLTextureFilter", ui.glTextureFilter->currentIndex());
config.writeEntry("GLDirect", ui.glDirect->isChecked());
config.writeEntry("GLVSync", ui.glVSync->isChecked());
config.writeEntry("XRenderSmoothScale", ui.xrenderSmoothScale->isChecked());
return advancedChanged;
}
void KWinCompositingConfig::save()
{
// Save current config. We'll use this for restoring in case something goes wrong.
KConfigGroup config(mKWinConfig, "Compositing");
mPreviousConfig = config.entryMap();
// bah; tab content being dependent on the other is really bad; and
// deprecated in the HIG for a reason. It is confusing!
// Make sure we only call save on each tab once; as they are stateful due to the revert concept
if ( ui.tabWidget->currentIndex() == 0 ) // "General" tab was active
{
saveGeneralTab();
loadEffectsTab();
saveEffectsTab();
}
else
{
saveEffectsTab();
loadGeneralTab();
saveGeneralTab();
}
bool advancedChanged = saveAdvancedTab();
// Copy Plugins group from temp config to real config
QMap<QString, QString> entries = mTmpConfig->entryMap("Plugins");
QMap<QString, QString>::const_iterator it = entries.constBegin();
KConfigGroup realconfig(mKWinConfig, "Plugins");
realconfig.deleteGroup();
for(; it != entries.constEnd(); ++it)
realconfig.writeEntry(it.key(), it.value());
emit changed( false );
configChanged(advancedChanged);
// This assumes that this KCM is running with the same environment variables as KWin
// TODO: Detect KWIN_COMPOSE=N as well
if( !qgetenv( "KDE_FAILSAFE" ).isNull() && ui.useCompositing->isChecked() )
{
KMessageBox::sorry( this, i18n(
"Your settings have been saved but as KDE is currently running in failsafe "
"mode desktop effects cannot be enabled at this time.\n\n"
"Please exit failsafe mode to enable desktop effects." ));
m_showConfirmDialog = false; // Dangerous but there is no way to test if failsafe mode
}
if(m_showConfirmDialog)
{
m_showConfirmDialog = false;
showConfirmDialog(advancedChanged);
}
}
void KWinCompositingConfig::checkLoadedEffects()
{
// check for effects not supported by Backend or hardware
// such effects are enabled but not returned by DBus method loadedEffects
QDBusMessage message = QDBusMessage::createMethodCall( "org.kde.kwin", "/KWin", "org.kde.KWin", "loadedEffects" );
QDBusMessage reply = QDBusConnection::sessionBus().call( message );
KConfigGroup effectConfig = KConfigGroup( mKWinConfig, "Compositing" );
bool enabledAfter = effectConfig.readEntry( "Enabled", mDefaultPrefs.recommendCompositing() );
if( reply.type() == QDBusMessage::ReplyMessage && enabledAfter && !getenv( "KDE_FAILSAFE" ))
{
effectConfig = KConfigGroup( mKWinConfig, "Plugins" );
QStringList loadedEffects = reply.arguments()[0].toStringList();
QStringList effects = effectConfig.keyList();
QStringList disabledEffects = QStringList();
foreach( QString effect, effects ) // krazy:exclude=foreach
{
QString temp = effect.mid( 13, effect.length() - 13 - 7 );
effect.truncate( effect.length() - 7 );
if( effectEnabled( temp, effectConfig ) && !loadedEffects.contains( effect ) )
{
disabledEffects << effect;
}
}
if( !disabledEffects.isEmpty() )
{
KServiceTypeTrader* trader = KServiceTypeTrader::self();
KService::List services;
QString message = i18n( "The following desktop effects could not be activated:" );
message.append( "<ul>" );
foreach( const QString &effect, disabledEffects )
{
services = trader->query("KWin/Effect", "[X-KDE-PluginInfo-Name] == '" + effect + '\'');
message.append( "<li>" );
if( !services.isEmpty() )
message.append( services.first()->name() );
else
message.append( effect);
message.append( "</li>" );
}
message.append( "</ul>" );
KNotification::event( "effectsnotsupported", message, QPixmap(), NULL, KNotification::CloseOnTimeout, KComponentData( "kwin" ) );
}
}
}
void KWinCompositingConfig::configChanged(bool reinitCompositing)
{
// Send signal to kwin
mKWinConfig->sync();
// Send signal to all kwin instances
QDBusMessage message = QDBusMessage::createSignal("/KWin", "org.kde.KWin",
reinitCompositing ? "reinitCompositing" : "reloadConfig");
QDBusConnection::sessionBus().send(message);
// HACK: We can't just do this here, due to the asynchronous nature of signals.
// We also can't change reinitCompositing into a message (which would allow
// callWithCallbac() to do this neater) due to multiple kwin instances.
if( !m_showConfirmDialog )
QTimer::singleShot(1000, this, SLOT(checkLoadedEffects()));
}
void KWinCompositingConfig::defaults()
{
ui.tabWidget->setCurrentIndex(0);
ui.useCompositing->setChecked(mDefaultPrefs.recommendCompositing());
ui.effectWinManagement->setChecked(true);
ui.effectShadows->setChecked(true);
ui.effectAnimations->setChecked(true);
ui.windowSwitchingCombo->setCurrentIndex( 1 );
ui.desktopSwitchingCombo->setCurrentIndex( 1 );
ui.animationSpeedCombo->setCurrentIndex( 3 );
ui.effectSelector->defaults();
ui.compositingType->setCurrentIndex( 0 );
ui.windowThumbnails->setCurrentIndex( 1 );
ui.disableChecks->setChecked( false );
ui.glMode->setCurrentIndex( 0 );
ui.glTextureFilter->setCurrentIndex( 1 );
ui.glDirect->setChecked( mDefaultPrefs.enableDirectRendering() );
ui.glVSync->setChecked( mDefaultPrefs.enableVSync() );
ui.xrenderSmoothScale->setChecked( false );
}
QString KWinCompositingConfig::quickHelp() const
{
return i18n("<h1>Desktop Effects</h1>");
}
} // namespace
#include "main.moc"