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kwin/options.cpp

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 1999, 2000 Matthias Ettrich <ettrich@kde.org>
Copyright (C) 2003 Lubos Lunak <l.lunak@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, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "options.h"
#ifndef KCMRULES
#include <QPalette>
#include <QPixmap>
#include <QProcess>
#include <kapplication.h>
#include <kconfig.h>
#include <kglobal.h>
#include <kglobalsettings.h>
#include <klocale.h>
#include <QDesktopWidget>
#include "client.h"
#include "compositingprefs.h"
#include <kwinglplatform.h>
#include <kephal/screens.h>
#ifdef HAVE_XRANDR
#include <X11/extensions/Xrandr.h>
#endif
#endif
namespace KWin
{
#ifndef KCMRULES
int currentRefreshRate()
{
int rate = -1;
if (options->refreshRate > 0) // use manually configured refresh rate
rate = options->refreshRate;
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
#ifndef KWIN_HAVE_OPENGLES
else if (GLPlatform::instance()->driver() == Driver_NVidia) {
QProcess nvidia_settings;
nvidia_settings.start("nvidia-settings", QStringList() << "-t" << "-q" << "RefreshRate", QIODevice::ReadOnly);
nvidia_settings.waitForFinished();
if (nvidia_settings.exitStatus() == QProcess::NormalExit) {
QString reply = QString::fromLocal8Bit(nvidia_settings.readAllStandardOutput());
bool ok;
const float frate = reply.split(' ').first().toFloat(&ok);
if (!ok)
rate = -1;
else
rate = qRound(frate);
}
}
#endif
#endif
#ifdef HAVE_XRANDR
else if (Extensions::randrAvailable()) {
XRRScreenConfiguration *config = XRRGetScreenInfo(display(), rootWindow());
rate = XRRConfigCurrentRate(config);
XRRFreeScreenConfigInfo(config);
}
#endif
// 0Hz or less is invalid, so we fallback to a default rate
if (rate <= 0)
rate = 50;
// QTimer gives us 1msec (1000Hz) at best, so we ignore anything higher;
// however, additional throttling prevents very high rates from taking place anyway
else if (rate > 1000)
rate = 1000;
kDebug(1212) << "Refresh rate " << rate << "Hz";
return rate;
}
Options::Options()
: electric_borders(0)
, electric_border_delay(0)
{
compositingInitialized = false;
updateSettings();
}
Options::~Options()
{
}
unsigned long Options::updateSettings()
{
KSharedConfig::Ptr _config = KGlobal::config();
unsigned long changed = 0;
changed |= KDecorationOptions::updateSettings(_config.data()); // read decoration settings
KConfigGroup config(_config, "Windows");
moveMode = stringToMoveResizeMode(config.readEntry("MoveMode", "Opaque"));
resizeMode = stringToMoveResizeMode(config.readEntry("ResizeMode", "Opaque"));
show_geometry_tip = config.readEntry("GeometryTip", false);
QString val;
val = config.readEntry("FocusPolicy", "ClickToFocus");
focusPolicy = ClickToFocus; // what a default :-)
if (val == "FocusFollowsMouse")
focusPolicy = FocusFollowsMouse;
else if (val == "FocusUnderMouse")
focusPolicy = FocusUnderMouse;
else if (val == "FocusStrictlyUnderMouse")
focusPolicy = FocusStrictlyUnderMouse;
separateScreenFocus = config.readEntry("SeparateScreenFocus", false);
activeMouseScreen = config.readEntry("ActiveMouseScreen", focusPolicy != ClickToFocus);
rollOverDesktops = config.readEntry("RollOverDesktops", true);
legacyFullscreenSupport = config.readEntry("LegacyFullscreenSupport", false);
// focusStealingPreventionLevel = config.readEntry( "FocusStealingPreventionLevel", 2 );
// TODO use low level for now
focusStealingPreventionLevel = config.readEntry("FocusStealingPreventionLevel", 1);
focusStealingPreventionLevel = qMax(0, qMin(4, focusStealingPreventionLevel));
if (!focusPolicyIsReasonable()) // #48786, comments #7 and later
focusStealingPreventionLevel = 0;
xineramaEnabled = config.readEntry("XineramaEnabled", true);
xineramaPlacementEnabled = config.readEntry("XineramaPlacementEnabled", true);
xineramaMovementEnabled = config.readEntry("XineramaMovementEnabled", true);
xineramaMaximizeEnabled = config.readEntry("XineramaMaximizeEnabled", true);
xineramaFullscreenEnabled = config.readEntry("XineramaFullscreenEnabled", true);
placement = Placement::policyFromString(config.readEntry("Placement"), true);
xineramaPlacementScreen = qBound(-1, config.readEntry("XineramaPlacementScreen", -1),
Kephal::ScreenUtils::numScreens() - 1);
if (focusPolicy == ClickToFocus) {
autoRaise = false;
autoRaiseInterval = 0;
delayFocus = false;
delayFocusInterval = 0;
} else {
autoRaise = config.readEntry("AutoRaise", false);
autoRaiseInterval = config.readEntry("AutoRaiseInterval", 0);
delayFocus = config.readEntry("DelayFocus", false);
delayFocusInterval = config.readEntry("DelayFocusInterval", 0);
}
shadeHover = config.readEntry("ShadeHover", false);
shadeHoverInterval = config.readEntry("ShadeHoverInterval", 250);
tilingOn = config.readEntry("TilingOn", false);
tilingLayout = static_cast<TilingLayoutFactory::Layouts>(config.readEntry("TilingDefaultLayout", 0));
tilingRaisePolicy = config.readEntry("TilingRaisePolicy", 0);
// important: autoRaise implies ClickRaise
clickRaise = autoRaise || config.readEntry("ClickRaise", true);
borderSnapZone = config.readEntry("BorderSnapZone", 10);
windowSnapZone = config.readEntry("WindowSnapZone", 10);
centerSnapZone = config.readEntry("CenterSnapZone", 0);
snapOnlyWhenOverlapping = config.readEntry("SnapOnlyWhenOverlapping", false);
// Electric borders
KConfigGroup borderConfig(_config, "ElectricBorders");
electric_border_top = electricBorderAction(borderConfig.readEntry("Top", "None"));
electric_border_top_right = electricBorderAction(borderConfig.readEntry("TopRight", "None"));
electric_border_right = electricBorderAction(borderConfig.readEntry("Right", "None"));
electric_border_bottom_right = electricBorderAction(borderConfig.readEntry("BottomRight", "None"));
electric_border_bottom = electricBorderAction(borderConfig.readEntry("Bottom", "None"));
electric_border_bottom_left = electricBorderAction(borderConfig.readEntry("BottomLeft", "None"));
electric_border_left = electricBorderAction(borderConfig.readEntry("Left", "None"));
electric_border_top_left = electricBorderAction(borderConfig.readEntry("TopLeft", "None"));
electric_borders = config.readEntry("ElectricBorders", 0);
electric_border_delay = config.readEntry("ElectricBorderDelay", 150);
electric_border_cooldown = config.readEntry("ElectricBorderCooldown", 350);
electric_border_pushback_pixels = config.readEntry("ElectricBorderPushbackPixels", 1);
electric_border_maximize = config.readEntry("ElectricBorderMaximize", true);
electric_border_tiling = config.readEntry("ElectricBorderTiling", true);
OpTitlebarDblClick = windowOperation(config.readEntry("TitlebarDoubleClickCommand", "Maximize"), true);
setOpMaxButtonLeftClick(windowOperation(config.readEntry("MaximizeButtonLeftClickCommand", "Maximize"), true));
setOpMaxButtonMiddleClick(windowOperation(config.readEntry("MaximizeButtonMiddleClickCommand", "Maximize (vertical only)"), true));
setOpMaxButtonRightClick(windowOperation(config.readEntry("MaximizeButtonRightClickCommand", "Maximize (horizontal only)"), true));
ignorePositionClasses = config.readEntry("IgnorePositionClasses", QStringList());
ignoreFocusStealingClasses = config.readEntry("IgnoreFocusStealingClasses", QStringList());
// Qt3.2 and older had resource class all lowercase, but Qt3.3 has it capitalized
// therefore Client::resourceClass() forces lowercase, force here lowercase as well
for (QStringList::Iterator it = ignorePositionClasses.begin();
it != ignorePositionClasses.end();
++it)
(*it) = (*it).toLower();
for (QStringList::Iterator it = ignoreFocusStealingClasses.begin();
it != ignoreFocusStealingClasses.end();
++it)
(*it) = (*it).toLower();
killPingTimeout = config.readEntry("KillPingTimeout", 5000);
hideUtilityWindowsForInactive = config.readEntry("HideUtilityWindowsForInactive", true);
inactiveTabsSkipTaskbar = config.readEntry("InactiveTabsSkipTaskbar", false);
autogroupSimilarWindows = config.readEntry("AutogroupSimilarWindows", false);
autogroupInForeground = config.readEntry("AutogroupInForeground", true);
showDesktopIsMinimizeAll = config.readEntry("ShowDesktopIsMinimizeAll", false);
borderless_maximized_windows = config.readEntry("BorderlessMaximizedWindows", false);
// Mouse bindings
config = KConfigGroup(_config, "MouseBindings");
CmdActiveTitlebar1 = mouseCommand(config.readEntry("CommandActiveTitlebar1", "Raise"), true);
CmdActiveTitlebar2 = mouseCommand(config.readEntry("CommandActiveTitlebar2", "Start Window Tab Drag"), true);
CmdActiveTitlebar3 = mouseCommand(config.readEntry("CommandActiveTitlebar3", "Operations menu"), true);
CmdInactiveTitlebar1 = mouseCommand(config.readEntry("CommandInactiveTitlebar1", "Activate and raise"), true);
CmdInactiveTitlebar2 = mouseCommand(config.readEntry("CommandInactiveTitlebar2", "Start Window Tab Drag"), true);
CmdInactiveTitlebar3 = mouseCommand(config.readEntry("CommandInactiveTitlebar3", "Operations menu"), true);
CmdTitlebarWheel = mouseWheelCommand(config.readEntry("CommandTitlebarWheel", "Switch to Window Tab to the Left/Right"));
CmdWindow1 = mouseCommand(config.readEntry("CommandWindow1", "Activate, raise and pass click"), false);
CmdWindow2 = mouseCommand(config.readEntry("CommandWindow2", "Activate and pass click"), false);
CmdWindow3 = mouseCommand(config.readEntry("CommandWindow3", "Activate and pass click"), false);
CmdWindowWheel = mouseCommand(config.readEntry("CommandWindowWheel", "Scroll"), false);
CmdAllModKey = (config.readEntry("CommandAllKey", "Alt") == "Meta") ? Qt::Key_Meta : Qt::Key_Alt;
CmdAll1 = mouseCommand(config.readEntry("CommandAll1", "Move"), false);
CmdAll2 = mouseCommand(config.readEntry("CommandAll2", "Toggle raise and lower"), false);
CmdAll3 = mouseCommand(config.readEntry("CommandAll3", "Resize"), false);
CmdAllWheel = mouseWheelCommand(config.readEntry("CommandAllWheel", "Nothing"));
config = KConfigGroup(_config, "Compositing");
maxFpsInterval = qRound(1000.0 / config.readEntry("MaxFPS", 60));
refreshRate = config.readEntry("RefreshRate", 0);
// Read button tooltip animation effect from kdeglobals
// Since we want to allow users to enable window decoration tooltips
// and not kstyle tooltips and vise-versa, we don't read the
// "EffectNoTooltip" setting from kdeglobals.
#if 0
FIXME: we have no mac style menu implementation in kwin anymore, so this just breaks
things for people!
KConfig _globalConfig("kdeglobals");
KConfigGroup globalConfig(&_globalConfig, "KDE");
topmenus = globalConfig.readEntry("macStyle", false);
#else
topmenus = false;
#endif
// QToolTip::setGloballyEnabled( d->show_tooltips );
// KDE4 this probably needs to be done manually in clients
// Driver-specific config detection
compositingInitialized = false;
reloadCompositingSettings();
return changed;
}
void Options::reloadCompositingSettings(bool force)
{
KSharedConfig::Ptr _config = KGlobal::config();
KConfigGroup config(_config, "Compositing");
QString compositingBackend = config.readEntry("Backend", "OpenGL");
if (compositingBackend == "XRender")
compositingMode = XRenderCompositing;
else
compositingMode = OpenGLCompositing;
useCompositing = false;
if (const char *c = getenv("KWIN_COMPOSE")) {
switch(c[0]) {
case 'O':
kDebug(1212) << "Compositing forced to OpenGL mode by environment variable";
compositingMode = OpenGLCompositing;
useCompositing = true;
break;
case 'X':
kDebug(1212) << "Compositing forced to XRender mode by environment variable";
compositingMode = XRenderCompositing;
useCompositing = true;
break;
case 'N':
if (getenv("KDE_FAILSAFE"))
kDebug(1212) << "Compositing disabled forcefully by KDE failsafe mode";
else
kDebug(1212) << "Compositing disabled forcefully by environment variable";
compositingMode = NoCompositing;
break;
default:
kDebug(1212) << "Unknown KWIN_COMPOSE mode set, ignoring";
break;
}
}
if (compositingMode == NoCompositing)
return; // do not even detect compositing preferences if explicitly disabled
// it's either enforced by env or by initial resume from "suspend" or we check the settings
useCompositing = useCompositing || force || config.readEntry("Enabled", true);
if (!useCompositing)
return; // not enforced or necessary and not "enabled" by setting
// from now on we've an initial setup and don't have to reload settigns on compositing activation
// see Workspace::setupCompositing(), composite.cpp
compositingInitialized = true;
// Compositing settings
CompositingPrefs prefs;
prefs.detect();
useCompositing = config.readEntry("Enabled" , prefs.recommendCompositing());
disableCompositingChecks = config.readEntry("DisableChecks", false);
glDirect = config.readEntry("GLDirect", prefs.enableDirectRendering());
glVSync = config.readEntry("GLVSync", prefs.enableVSync());
glSmoothScale = qBound(-1, config.readEntry("GLTextureFilter", 2), 2);
glStrictBinding = config.readEntry("GLStrictBinding", prefs.strictBinding());
xrenderSmoothScale = config.readEntry("XRenderSmoothScale", false);
hiddenPreviews = HiddenPreviewsShown;
// 4 - off, 5 - shown, 6 - always, other are old values
int hps = config.readEntry("HiddenPreviews", 5);
if (hps == 4)
hiddenPreviews = HiddenPreviewsNever;
else if (hps == 5)
hiddenPreviews = HiddenPreviewsShown;
else if (hps == 6)
hiddenPreviews = HiddenPreviewsAlways;
unredirectFullscreen = config.readEntry("UnredirectFullscreen", true);
animationSpeed = qBound(0, config.readEntry("AnimationSpeed", 3), 6);
}
ElectricBorderAction Options::electricBorderAction(const QString& name)
{
QString lowerName = name.toLower();
if (lowerName == "dashboard") return ElectricActionDashboard;
else if (lowerName == "showdesktop") return ElectricActionShowDesktop;
else if (lowerName == "lockscreen") return ElectricActionLockScreen;
else if (lowerName == "preventscreenlocking") return ElectricActionPreventScreenLocking;
return ElectricActionNone;
}
// restricted should be true for operations that the user may not be able to repeat
// if the window is moved out of the workspace (e.g. if the user moves a window
// by the titlebar, and moves it too high beneath Kicker at the top edge, they
// may not be able to move it back, unless they know about Alt+LMB)
Options::WindowOperation Options::windowOperation(const QString &name, bool restricted)
{
if (name == "Move")
return restricted ? MoveOp : UnrestrictedMoveOp;
else if (name == "Resize")
return restricted ? ResizeOp : UnrestrictedResizeOp;
else if (name == "Maximize")
return MaximizeOp;
else if (name == "Minimize")
return MinimizeOp;
else if (name == "Close")
return CloseOp;
else if (name == "OnAllDesktops")
return OnAllDesktopsOp;
else if (name == "Shade")
return ShadeOp;
else if (name == "Operations")
return OperationsOp;
else if (name == "Maximize (vertical only)")
return VMaximizeOp;
else if (name == "Maximize (horizontal only)")
return HMaximizeOp;
else if (name == "Lower")
return LowerOp;
return NoOp;
}
Options::MouseCommand Options::mouseCommand(const QString &name, bool restricted)
{
QString lowerName = name.toLower();
if (lowerName == "raise") return MouseRaise;
if (lowerName == "lower") return MouseLower;
if (lowerName == "operations menu") return MouseOperationsMenu;
if (lowerName == "toggle raise and lower") return MouseToggleRaiseAndLower;
if (lowerName == "activate and raise") return MouseActivateAndRaise;
if (lowerName == "activate and lower") return MouseActivateAndLower;
if (lowerName == "activate") return MouseActivate;
if (lowerName == "activate, raise and pass click") return MouseActivateRaiseAndPassClick;
if (lowerName == "activate and pass click") return MouseActivateAndPassClick;
if (lowerName == "scroll") return MouseNothing;
if (lowerName == "activate and scroll") return MouseActivateAndPassClick;
if (lowerName == "activate, raise and scroll") return MouseActivateRaiseAndPassClick;
if (lowerName == "activate, raise and move")
return restricted ? MouseActivateRaiseAndMove : MouseActivateRaiseAndUnrestrictedMove;
if (lowerName == "move") return restricted ? MouseMove : MouseUnrestrictedMove;
if (lowerName == "resize") return restricted ? MouseResize : MouseUnrestrictedResize;
if (lowerName == "shade") return MouseShade;
if (lowerName == "minimize") return MouseMinimize;
if (lowerName == "start window tab drag") return MouseClientGroupDrag;
if (lowerName == "close") return MouseClose;
if (lowerName == "nothing") return MouseNothing;
return MouseNothing;
}
Options::MouseWheelCommand Options::mouseWheelCommand(const QString &name)
{
QString lowerName = name.toLower();
if (lowerName == "raise/lower") return MouseWheelRaiseLower;
if (lowerName == "shade/unshade") return MouseWheelShadeUnshade;
if (lowerName == "maximize/restore") return MouseWheelMaximizeRestore;
if (lowerName == "above/below") return MouseWheelAboveBelow;
if (lowerName == "previous/next desktop") return MouseWheelPreviousNextDesktop;
if (lowerName == "change opacity") return MouseWheelChangeOpacity;
if (lowerName == "switch to window tab to the left/right") return MouseWheelChangeGroupWindow;
if (lowerName == "nothing") return MouseWheelNothing;
return MouseWheelChangeGroupWindow;
}
bool Options::showGeometryTip()
{
return show_geometry_tip;
}
ElectricBorderAction Options::electricBorderAction(ElectricBorder edge)
{
switch(edge) {
case ElectricTop:
return electric_border_top;
case ElectricTopRight:
return electric_border_top_right;
case ElectricRight:
return electric_border_right;
case ElectricBottomRight:
return electric_border_bottom_right;
case ElectricBottom:
return electric_border_bottom;
case ElectricBottomLeft:
return electric_border_bottom_left;
case ElectricLeft:
return electric_border_left;
case ElectricTopLeft:
return electric_border_top_left;
default:
// fallthrough
break;
}
return ElectricActionNone;
}
int Options::electricBorders()
{
return electric_borders;
}
int Options::electricBorderDelay()
{
return electric_border_delay;
}
int Options::electricBorderCooldown()
{
return electric_border_cooldown;
}
bool Options::checkIgnoreFocusStealing(const Client* c)
{
return ignoreFocusStealingClasses.contains(QString::fromLatin1(c->resourceClass()));
}
Options::MouseCommand Options::wheelToMouseCommand(MouseWheelCommand com, int delta)
{
switch(com) {
case MouseWheelRaiseLower:
return delta > 0 ? MouseRaise : MouseLower;
case MouseWheelShadeUnshade:
return delta > 0 ? MouseSetShade : MouseUnsetShade;
case MouseWheelMaximizeRestore:
return delta > 0 ? MouseMaximize : MouseRestore;
case MouseWheelAboveBelow:
return delta > 0 ? MouseAbove : MouseBelow;
case MouseWheelPreviousNextDesktop:
return delta > 0 ? MousePreviousDesktop : MouseNextDesktop;
case MouseWheelChangeOpacity:
return delta > 0 ? MouseOpacityMore : MouseOpacityLess;
case MouseWheelChangeGroupWindow:
return delta > 0 ? MouseLeftGroupWindow : MouseRightGroupWindow;
default:
return MouseNothing;
}
}
#endif
Options::MoveResizeMode Options::stringToMoveResizeMode(const QString& s)
{
return s == "Opaque" ? Opaque : Transparent;
}
const char* Options::moveResizeModeToString(MoveResizeMode mode)
{
return mode == Opaque ? "Opaque" : "Transparent";
}
double Options::animationTimeFactor() const
{
const double factors[] = { 0, 0.2, 0.5, 1, 2, 4, 20 };
return factors[ animationSpeed ];
}
} // namespace
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