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tdebase/kicker/taskmanager/taskmanager.cpp

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/*****************************************************************
Copyright (c) 2000 Matthias Elter <elter@kde.org>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
******************************************************************/
#include <tqapplication.h>
#include <tqcursor.h>
#include <tqimage.h>
#include <tqtimer.h>
#include <tdeconfig.h>
#include <kdebug.h>
#include <tdeglobal.h>
#include <kiconloader.h>
#include <tdelocale.h>
// #include <kpixmapio.h>
#include <kstaticdeleter.h>
#include <twinmodule.h>
#include <kxerrorhandler.h>
#include <netwm.h>
#include "taskmanager.h"
#include "taskmanager.moc"
TaskManager* TaskManager::m_self = 0;
static KStaticDeleter<TaskManager> staticTaskManagerDeleter;
uint TaskManager::m_xCompositeEnabled = 0;
TaskManager* TaskManager::the()
{
if (!m_self)
{
staticTaskManagerDeleter.setObject(m_self, new TaskManager());
}
return m_self;
}
TaskManager::TaskManager()
: TQObject(),
_active(0),
_startup_info(0),
m_winModule(new KWinModule()),
m_trackGeometry(false)
{
TDEGlobal::locale()->insertCatalogue("libtaskmanager");
connect(m_winModule, TQ_SIGNAL(windowAdded(WId)),
this, TQ_SLOT(windowAdded(WId)));
connect(m_winModule, TQ_SIGNAL(windowRemoved(WId)),
this, TQ_SLOT(windowRemoved(WId)));
connect(m_winModule, TQ_SIGNAL(activeWindowChanged(WId)),
this, TQ_SLOT(activeWindowChanged(WId)));
connect(m_winModule, TQ_SIGNAL(currentDesktopChanged(int)),
this, TQ_SLOT(currentDesktopChanged(int)));
connect(m_winModule, TQ_SIGNAL(windowChanged(WId,unsigned int)),
this, TQ_SLOT(windowChanged(WId,unsigned int)));
// register existing windows
const TQValueList<WId> windows = m_winModule->windows();
TQValueList<WId>::ConstIterator end(windows.end());
for (TQValueList<WId>::ConstIterator it = windows.begin(); it != end; ++it)
{
windowAdded(*it);
}
// set active window
WId win = m_winModule->activeWindow();
activeWindowChanged(win);
configure_startup();
}
TaskManager::~TaskManager()
{
TDEGlobal::locale()->removeCatalogue("libtaskmanager");
}
void TaskManager::configure_startup()
{
TDEConfig c("tdelaunchrc", true);
c.setGroup("FeedbackStyle");
if (!c.readBoolEntry("TaskbarButton", false))
return;
_startup_info = new TDEStartupInfo( TDEStartupInfo::CleanOnCantDetect, this );
connect( _startup_info,
TQ_SIGNAL( gotNewStartup( const TDEStartupInfoId&, const TDEStartupInfoData& )),
TQ_SLOT( gotNewStartup( const TDEStartupInfoId&, const TDEStartupInfoData& )));
connect( _startup_info,
TQ_SIGNAL( gotStartupChange( const TDEStartupInfoId&, const TDEStartupInfoData& )),
TQ_SLOT( gotStartupChange( const TDEStartupInfoId&, const TDEStartupInfoData& )));
connect( _startup_info,
TQ_SIGNAL( gotRemoveStartup( const TDEStartupInfoId&, const TDEStartupInfoData& )),
TQ_SLOT( killStartup( const TDEStartupInfoId& )));
c.setGroup( "TaskbarButtonSettings" );
_startup_info->setTimeout( c.readUnsignedNumEntry( "Timeout", 30 ));
}
#ifdef THUMBNAILING_POSSIBLE
void TaskManager::setXCompositeEnabled(bool state)
{
Display *dpy = TQPaintDevice::x11AppDisplay();
if (!state)
{
if (!--m_xCompositeEnabled)
{
// unredirecting windows
for (int i = 0; i < ScreenCount(dpy); i++)
{
XCompositeUnredirectSubwindows(dpy, RootWindow(dpy, i),
CompositeRedirectAutomatic);
}
}
return;
}
if (m_xCompositeEnabled)
{
// we don't unlearn riding bike ;)
m_xCompositeEnabled++;
return;
}
// XComposite extension check
int event_base, error_base;
if (!XCompositeQueryExtension(dpy, &event_base, &error_base))
{
return;
}
int major = 0, minor = 99; // The highest version we support
XCompositeQueryVersion(dpy, &major, &minor);
// We use XCompositeNameWindowPixmap(), i.e. we need at least
// version 0.2.
if (major == 0 && minor < 2)
{
return;
}
// XRender extension check
if (!XRenderQueryExtension(dpy, &event_base, &error_base))
{
return;
}
major = 0, minor = 99; // The highest version we support
XRenderQueryVersion(dpy, &major, &minor);
// We use SetPictureTransform() and SetPictureFilter(), i.e. we
// need at least version 0.6.
if (major == 0 && minor < 6)
{
return;
}
// XFixes extension check
if (!XFixesQueryExtension(dpy, &event_base, &error_base))
{
return;
}
major = 3, minor = 99; // The highest version we support
XFixesQueryVersion(dpy, &major, &minor);
// We use Region objects, i.e. we need at least version 2.0.
if (major < 2)
{
return;
}
// if we get here, we've got usable extensions
m_xCompositeEnabled++;
// redirecting windows to backing pixmaps
for (int i = 0; i < ScreenCount(dpy); i++)
{
XCompositeRedirectSubwindows(dpy, RootWindow(dpy, i),
CompositeRedirectAutomatic);
}
Task::Dict::iterator itEnd = m_tasksByWId.end();
for (Task::Dict::iterator it = m_tasksByWId.begin(); it != itEnd; ++it)
{
it.data()->updateWindowPixmap();
}
}
#else // THUMBNAILING_POSSIBLE
void TaskManager::setXCompositeEnabled(bool)
{
}
#endif // !THUMBNAILING_POSSIBLE
Task::Ptr TaskManager::findTask(WId w)
{
// TODO: might be able to be made more efficient if
// we check to see if w is a transient first?
// profiling would say whether this is worth the effort
Task::Dict::iterator it = m_tasksByWId.begin();
Task::Dict::iterator itEnd = m_tasksByWId.end();
for (; it != itEnd; ++it)
{
if (it.key() == w || it.data()->hasTransient(w))
{
return it.data();
}
}
return 0;
}
Task::Ptr TaskManager::findTask(int desktop, const TQPoint& p)
{
TQValueList<WId> list = winModule()->stackingOrder();
Task::Ptr task = 0;
int currentIndex = -1;
Task::Dict::iterator itEnd = m_tasksByWId.end();
for (Task::Dict::iterator it = m_tasksByWId.begin(); it != itEnd; ++it)
{
Task::Ptr t = it.data();
if (!t->isOnAllDesktops() && t->desktop() != desktop)
{
continue;
}
if (t->isIconified() || t->isShaded())
{
continue;
}
if (t->geometry().contains(p))
{
int index = list.findIndex(t->window());
if (index > currentIndex)
{
currentIndex = index;
task = t;
}
}
}
return task;
}
void TaskManager::windowAdded(WId w )
{
NETWinInfo info(tqt_xdisplay(), w, tqt_xrootwin(),
NET::WMWindowType | NET::WMPid | NET::WMState);
// ignore NET::Tool and other special window types
NET::WindowType wType =
info.windowType( NET::NormalMask | NET::DesktopMask | NET::DockMask |
NET::ToolbarMask | NET::MenuMask | NET::DialogMask |
NET::OverrideMask | NET::TopMenuMask |
NET::UtilityMask | NET::SplashMask );
if (wType != NET::Normal &&
wType != NET::Override &&
wType != NET::Unknown &&
wType != NET::Dialog &&
wType != NET::Utility)
{
return;
}
// ignore windows that want to be ignored by the taskbar
if ((info.state() & NET::SkipTaskbar) != 0)
{
_skiptaskbar_windows.push_front( w ); // remember them though
return;
}
Window transient_for_tmp;
if (XGetTransientForHint( tqt_xdisplay(), (Window) w, &transient_for_tmp ))
{
WId transient_for = (WId) transient_for_tmp;
// check if it's transient for a skiptaskbar window
if( _skiptaskbar_windows.contains( transient_for ))
return;
// lets see if this is a transient for an existing task
if( transient_for != tqt_xrootwin()
&& transient_for != 0
&& wType != NET::Utility )
{
Task::Ptr t = findTask(transient_for);
if (t)
{
if (t->window() != w)
{
t->addTransient(w, info);
// kdDebug() << "TM: Transient " << w << " added for Task: " << t->window() << endl;
}
return;
}
}
}
Task::Ptr t = new Task(w, this);
m_tasksByWId[w] = t;
// kdDebug() << "TM: Task added for WId: " << w << endl;
emit taskAdded(t);
}
void TaskManager::windowRemoved(WId w)
{
_skiptaskbar_windows.remove(w);
// find task
Task::Ptr t = findTask(w);
if (!t)
{
return;
}
if (t->window() == w)
{
m_tasksByWId.remove(w);
emit taskRemoved(t);
if (t == _active)
{
_active = 0;
}
//kdDebug() << "TM: Task for WId " << w << " removed." << endl;
}
else
{
t->removeTransient(w);
//kdDebug() << "TM: Transient " << w << " for Task " << t->window() << " removed." << endl;
}
}
void TaskManager::windowChanged(WId w, unsigned int dirty)
{
if (dirty & NET::WMState)
{
NETWinInfo info (tqt_xdisplay(), w, tqt_xrootwin(),
NET::WMState | NET::XAWMState);
if (info.state() & NET::SkipTaskbar)
{
windowRemoved(w);
_skiptaskbar_windows.push_front(w);
return;
}
else
{
_skiptaskbar_windows.remove(w);
if (info.mappingState() != NET::Withdrawn && !findTask(w))
{
// skipTaskBar state was removed and the window is still
// mapped, so add this window
windowAdded( w );
}
}
}
// check if any state we are interested in is marked dirty
if (!(dirty & (NET::WMVisibleName | NET::WMName | NET::WMIcon |
NET::WMState | NET::XAWMState | NET::WMDesktop) ||
(m_trackGeometry && dirty & NET::WMGeometry)))
{
return;
}
// find task
Task::Ptr t = findTask(w);
if (!t)
{
return;
}
//kdDebug() << "TaskManager::windowChanged " << w << " " << dirty << endl;
if (dirty & NET::WMState)
{
t->updateDemandsAttentionState(w);
}
// refresh icon pixmap if necessary
if (dirty & NET::WMIcon)
{
t->refreshIcon();
// we're done with the icon processing, don't pass this on anymore
dirty ^= NET::WMIcon;
}
if (dirty)
{
// only refresh this stuff if we have other changes besides icons
t->refresh(dirty);
}
if (dirty & (NET::WMDesktop | NET::WMState | NET::XAWMState))
{
// moved to different desktop or is on all or change in iconification/withdrawnnes
emit windowChanged(t);
if (m_xCompositeEnabled && dirty & NET::WMState)
{
// update on restoring a minimized window
updateWindowPixmap(w);
}
}
else if (dirty & NET::WMGeometry)
{
emit windowChangedGeometry(t);
if (m_xCompositeEnabled)
{
// update on size changes, not on task drags
updateWindowPixmap(w);
}
}
}
void TaskManager::updateWindowPixmap(WId w)
{
if (!m_xCompositeEnabled)
{
return;
}
Task::Ptr task = findTask(w);
if (task)
{
task->updateWindowPixmap();
}
}
void TaskManager::activeWindowChanged(WId w )
{
//kdDebug() << "TaskManager::activeWindowChanged" << endl;
Task::Ptr t = findTask( w );
if (!t) {
if (_active) {
_active->setActive(false);
_active = 0;
}
}
else {
if (_active)
_active->setActive(false);
_active = t;
_active->setActive(true);
}
}
void TaskManager::currentDesktopChanged(int desktop)
{
emit desktopChanged(desktop);
}
void TaskManager::gotNewStartup( const TDEStartupInfoId& id, const TDEStartupInfoData& data )
{
Startup::Ptr s = new Startup( id, data, this );
_startups.append(s);
emit startupAdded(s);
}
void TaskManager::gotStartupChange( const TDEStartupInfoId& id, const TDEStartupInfoData& data )
{
Startup::List::iterator itEnd = _startups.end();
for (Startup::List::iterator sIt = _startups.begin(); sIt != itEnd; ++sIt)
{
if ((*sIt)->id() == id)
{
(*sIt)->update(data);
return;
}
}
}
void TaskManager::killStartup( const TDEStartupInfoId& id )
{
Startup::List::iterator sIt = _startups.begin();
Startup::List::iterator itEnd = _startups.end();
Startup::Ptr s = 0;
for (; sIt != itEnd; ++sIt)
{
if ((*sIt)->id() == id)
{
s = *sIt;
break;
}
}
if (!s)
{
return;
}
_startups.erase(sIt);
emit startupRemoved(s);
}
void TaskManager::killStartup(Startup::Ptr s)
{
if (!s)
{
return;
}
Startup::List::iterator sIt = _startups.begin();
Startup::List::iterator itEnd = _startups.end();
for (; sIt != itEnd; ++sIt)
{
if ((*sIt) == s)
{
_startups.erase(sIt);
break;
}
}
emit startupRemoved(s);
}
TQString TaskManager::desktopName(int desk) const
{
return m_winModule->desktopName(desk);
}
int TaskManager::numberOfDesktops() const
{
return m_winModule->numberOfDesktops();
}
bool TaskManager::isOnTop(const Task* task)
{
if (!task)
{
return false;
}
TQValueList<WId>::ConstIterator begin(m_winModule->stackingOrder().constBegin());
TQValueList<WId>::ConstIterator it = m_winModule->stackingOrder().fromLast();
do
{
Task::Dict::iterator taskItEnd = m_tasksByWId.end();
for (Task::Dict::iterator taskIt = m_tasksByWId.begin();
taskIt != taskItEnd; ++taskIt)
{
Task::Ptr t = taskIt.data();
if ((*it) == t->window())
{
if (t == task)
{
return true;
}
if (!t->isIconified() &&
(t->isAlwaysOnTop() == task->isAlwaysOnTop()))
{
return false;
}
break;
}
}
} while (it-- != begin);
return false;
}
bool TaskManager::isOnScreen(int screen, const WId wid)
{
if (screen == -1)
{
return true;
}
KWin::WindowInfo wi = KWin::windowInfo(wid, NET::WMKDEFrameStrut);
// for window decos that fudge a bit and claim to extend beyond the
// edge of the screen, we just contract a bit.
TQRect window = wi.frameGeometry();
TQRect desktop = TQApplication::desktop()->screenGeometry(screen);
desktop.addCoords(5, 5, -5, -5);
return window.intersects(desktop);
}
Task::Task(WId win, TQObject *parent, const char *name)
: TQObject(parent, name),
_active(false),
_win(win),
m_frameId(win),
_info(KWin::windowInfo(_win, 0, NET::WM2AllowedActions)),
_lastWidth(0),
_lastHeight(0),
_lastResize(false),
_lastIcon(),
_thumbSize(0.2),
_thumb(),
_grab()
{
// try to load icon via net_wm
_pixmap = KWin::icon(_win, 16, 16, true);
// try to guess the icon from the classhint
if(_pixmap.isNull())
{
TDEGlobal::iconLoader()->loadIcon(className().lower(),
TDEIcon::Small,
TDEIcon::Small,
TDEIcon::DefaultState,
0, true);
}
// load xapp icon
if (_pixmap.isNull())
{
_pixmap = SmallIcon("kcmx");
}
#ifdef THUMBNAILING_POSSIBLE
m_windowPixmap = 0;
findWindowFrameId();
if (TaskManager::xCompositeEnabled())
{
updateWindowPixmap();
}
#endif // THUMBNAILING_POSSIBLE
}
Task::~Task()
{
#ifdef THUMBNAILING_POSSIBLE
if (m_windowPixmap)
{
XFreePixmap(TQPaintDevice::x11AppDisplay(), m_windowPixmap);
}
#endif // THUMBNAILING_POSSIBLE
}
// Task::findWindowFrameId()
// Code was copied from Kompose.
// Copyright (C) 2004 Hans Oischinger
// Permission granted on 2005-04-27.
void Task::findWindowFrameId()
{
#ifdef THUMBNAILING_POSSIBLE
Window target_win, parent, root;
Window *children;
uint nchildren;
target_win = _win;
for (;;)
{
if (!XQueryTree(TQPaintDevice::x11AppDisplay(), target_win, &root,
&parent, &children, &nchildren))
{
break;
}
if (children)
{
XFree(children); // it's a list, that's deallocated!
}
if (!parent || parent == root)
{
break;
}
else
{
target_win = parent;
}
}
m_frameId = target_win;
#endif // THUMBNAILING_POSSIBLE
}
void Task::refreshIcon()
{
// try to load icon via net_wm
_pixmap = KWin::icon(_win, 16, 16, true);
// try to guess the icon from the classhint
if(_pixmap.isNull())
{
TDEGlobal::iconLoader()->loadIcon(className().lower(),
TDEIcon::Small,
TDEIcon::Small,
TDEIcon::DefaultState,
0, true);
}
// load xapp icon
if (_pixmap.isNull())
{
_pixmap = SmallIcon("kcmx");
}
_lastIcon.resize(0,0);
emit iconChanged();
}
void Task::refresh(unsigned int dirty)
{
TQString name = visibleName();
_info = KWin::windowInfo(_win, 0, NET::WM2AllowedActions);
if (dirty != NET::WMName || name != visibleName())
{
emit changed(dirty == NET::WMGeometry);
}
}
void Task::setActive(bool a)
{
_active = a;
emit changed(false);
if ( a )
emit activated();
else
emit deactivated();
}
bool Task::isMaximized() const
{
return _info.valid() && (_info.state() & NET::Max);
}
bool Task::isMinimized() const
{
return _info.valid() && _info.isMinimized();
}
bool Task::isIconified() const
{
return _info.valid() && _info.isMinimized();
}
bool Task::isAlwaysOnTop() const
{
return _info.valid() && (_info.state() & NET::StaysOnTop);
}
bool Task::isKeptBelowOthers() const
{
return _info.valid() && (_info.state() & NET::KeepBelow);
}
bool Task::isFullScreen() const
{
return _info.valid() && (_info.state() & NET::FullScreen);
}
bool Task::isShaded() const
{
return _info.valid() && (_info.state() & NET::Shaded);
}
bool Task::isOnCurrentDesktop() const
{
return _info.valid() && _info.isOnCurrentDesktop();
}
bool Task::isOnAllDesktops() const
{
return _info.valid() && _info.onAllDesktops();
}
bool Task::isActive() const
{
return _active;
}
bool Task::isOnTop() const
{
return TaskManager::the()->isOnTop(this);
}
bool Task::isModified() const
{
static TQString modStr = TQString::fromUtf8("[") +
i18n("modified") +
TQString::fromUtf8("]");
int modStrPos = _info.visibleName().find(modStr);
return ( modStrPos != -1 );
}
bool Task::demandsAttention() const
{
return (_info.valid() && (_info.state() & NET::DemandsAttention)) ||
_transients_demanding_attention.count() > 0;
}
bool Task::isOnScreen( int screen ) const
{
return TaskManager::isOnScreen( screen, _win );
}
void Task::updateDemandsAttentionState( WId w )
{
if (window() != w)
{
// 'w' is a transient for this task
NETWinInfo i( tqt_xdisplay(), w, tqt_xrootwin(), NET::WMState );
if(i.state() & NET::DemandsAttention)
{
if (!_transients_demanding_attention.contains(w))
{
_transients_demanding_attention.append(w);
}
}
else
{
_transients_demanding_attention.remove( w );
}
}
}
void Task::addTransient( WId w, const NETWinInfo& info )
{
_transients.append(w);
if (info.state() & NET::DemandsAttention)
{
_transients_demanding_attention.append(w);
emit changed(false);
}
}
void Task::removeTransient(WId w)
{
_transients.remove(w);
_transients_demanding_attention.remove(w);
}
TQString Task::className()
{
XClassHint hint;
if(XGetClassHint(tqt_xdisplay(), _win, &hint)) {
TQString nh( hint.res_name );
XFree( hint.res_name );
XFree( hint.res_class );
return nh;
}
return TQString::null;
}
TQString Task::classClass()
{
XClassHint hint;
if(XGetClassHint(tqt_xdisplay(), _win, &hint)) {
TQString ch( hint.res_class );
XFree( hint.res_name );
XFree( hint.res_class );
return ch;
}
return TQString::null;
}
TQPixmap Task::icon( int width, int height, bool allowResize )
{
if ( (width == _lastWidth)
&& (height == _lastHeight)
&& (allowResize == _lastResize )
&& (!_lastIcon.isNull()) )
return _lastIcon;
TQPixmap newIcon = KWin::icon( _win, width, height, allowResize );
if ( !newIcon.isNull() ) {
_lastIcon = newIcon;
_lastWidth = width;
_lastHeight = height;
_lastResize = allowResize;
}
return newIcon;
}
TQPixmap Task::bestIcon( int size, bool &isStaticIcon )
{
TQPixmap pixmap;
isStaticIcon = false;
switch( size ) {
case TDEIcon::SizeSmall:
{
pixmap = icon( 16, 16, true );
// Icon of last resort
if( pixmap.isNull() ) {
pixmap = TDEGlobal::iconLoader()->loadIcon( "go",
TDEIcon::NoGroup,
TDEIcon::SizeSmall );
isStaticIcon = true;
}
}
break;
case TDEIcon::SizeMedium:
{
//
// Try 34x34 first for KDE 2.1 icons with shadows, if we don't
// get one then try 32x32.
//
pixmap = icon( 34, 34, false );
if ( (( pixmap.width() != 34 ) || ( pixmap.height() != 34 )) &&
(( pixmap.width() != 32 ) || ( pixmap.height() != 32 )) )
{
pixmap = icon( 32, 32, true );
}
// Icon of last resort
if( pixmap.isNull() ) {
pixmap = TDEGlobal::iconLoader()->loadIcon( "go",
TDEIcon::NoGroup,
TDEIcon::SizeMedium );
isStaticIcon = true;
}
}
break;
case TDEIcon::SizeLarge:
{
// If there's a 48x48 icon in the hints then use it
pixmap = icon( size, size, false );
// If not, try to get one from the classname
if ( pixmap.isNull() || pixmap.width() != size || pixmap.height() != size ) {
pixmap = TDEGlobal::iconLoader()->loadIcon( className(),
TDEIcon::NoGroup,
size,
TDEIcon::DefaultState,
0L,
true );
isStaticIcon = true;
}
// If we still don't have an icon then scale the one in the hints
if ( pixmap.isNull() || ( pixmap.width() != size ) || ( pixmap.height() != size ) ) {
pixmap = icon( size, size, true );
isStaticIcon = false;
}
// Icon of last resort
if( pixmap.isNull() ) {
pixmap = TDEGlobal::iconLoader()->loadIcon( "go",
TDEIcon::NoGroup,
size );
isStaticIcon = true;
}
}
}
return pixmap;
}
bool Task::idMatch( const TQString& id1, const TQString& id2 )
{
if ( id1.isEmpty() || id2.isEmpty() )
return false;
if ( id1.contains( id2 ) > 0 )
return true;
if ( id2.contains( id1 ) > 0 )
return true;
return false;
}
void Task::move()
{
bool on_current = _info.isOnCurrentDesktop();
if (!on_current)
{
KWin::setCurrentDesktop(_info.desktop());
KWin::forceActiveWindow(_win);
}
if (_info.isMinimized())
{
KWin::deIconifyWindow(_win);
}
TQRect geom = _info.geometry();
TQCursor::setPos(geom.center());
NETRootInfo ri(tqt_xdisplay(), NET::WMMoveResize);
ri.moveResizeRequest(_win, geom.center().x(),
geom.center().y(), NET::Move);
}
void Task::resize()
{
bool on_current = _info.isOnCurrentDesktop();
if (!on_current)
{
KWin::setCurrentDesktop(_info.desktop());
KWin::forceActiveWindow(_win);
}
if (_info.isMinimized())
{
KWin::deIconifyWindow(_win);
}
TQRect geom = _info.geometry();
TQCursor::setPos(geom.bottomRight());
NETRootInfo ri(tqt_xdisplay(), NET::WMMoveResize);
ri.moveResizeRequest(_win, geom.bottomRight().x(),
geom.bottomRight().y(), NET::BottomRight);
}
void Task::setMaximized(bool maximize)
{
KWin::WindowInfo info = KWin::windowInfo(_win, NET::WMState | NET::XAWMState | NET::WMDesktop);
bool on_current = info.isOnCurrentDesktop();
if (!on_current)
{
KWin::setCurrentDesktop(info.desktop());
}
if (info.isMinimized())
{
KWin::deIconifyWindow(_win);
}
NETWinInfo ni(tqt_xdisplay(), _win, tqt_xrootwin(), NET::WMState);
if (maximize)
{
ni.setState(NET::Max, NET::Max);
}
else
{
ni.setState(0, NET::Max);
}
if (!on_current)
{
KWin::forceActiveWindow(_win);
}
}
void Task::toggleMaximized()
{
setMaximized(!isMaximized());
}
void Task::restore()
{
KWin::WindowInfo info = KWin::windowInfo(_win, NET::WMState | NET::XAWMState | NET::WMDesktop);
bool on_current = info.isOnCurrentDesktop();
if (!on_current)
{
KWin::setCurrentDesktop(info.desktop());
}
if( info.isMinimized())
{
KWin::deIconifyWindow(_win);
}
NETWinInfo ni(tqt_xdisplay(), _win, tqt_xrootwin(), NET::WMState);
ni.setState(0, NET::Max);
if (!on_current)
{
KWin::forceActiveWindow( _win );
}
}
void Task::setIconified(bool iconify)
{
if (iconify)
{
KWin::iconifyWindow(_win);
}
else
{
KWin::WindowInfo info = KWin::windowInfo(_win, NET::WMState | NET::XAWMState | NET::WMDesktop);
bool on_current = info.isOnCurrentDesktop();
if (!on_current)
{
KWin::setCurrentDesktop(info.desktop());
}
KWin::deIconifyWindow(_win);
if (!on_current)
{
KWin::forceActiveWindow(_win);
}
}
}
void Task::toggleIconified()
{
setIconified(!isIconified());
}
void Task::close()
{
NETRootInfo ri( tqt_xdisplay(), NET::CloseWindow );
ri.closeWindowRequest( _win );
}
void Task::raise()
{
// kdDebug(1210) << "Task::raise(): " << name() << endl;
KWin::raiseWindow( _win );
}
void Task::lower()
{
// kdDebug(1210) << "Task::lower(): " << name() << endl;
KWin::lowerWindow( _win );
}
void Task::activate()
{
// kdDebug(1210) << "Task::activate():" << name() << endl;
WId w = _win;
if (_transients_demanding_attention.count() > 0)
{
w = _transients_demanding_attention.last();
}
KWin::forceActiveWindow( w );
}
void Task::activateRaiseOrIconify()
{
if (!isActive() || isIconified())
{
activate();
}
else if (!isOnTop())
{
raise();
}
else
{
setIconified(true);
}
}
void Task::toDesktop(int desk)
{
NETWinInfo ni(tqt_xdisplay(), _win, tqt_xrootwin(), NET::WMDesktop);
if (desk == 0)
{
if (_info.valid() && _info.onAllDesktops())
{
ni.setDesktop(TaskManager::the()->winModule()->currentDesktop());
KWin::forceActiveWindow(_win);
}
else
{
ni.setDesktop(NETWinInfo::OnAllDesktops);
}
return;
}
ni.setDesktop(desk);
if(desk == TaskManager::the()->winModule()->currentDesktop())
KWin::forceActiveWindow(_win);
}
void Task::toCurrentDesktop()
{
toDesktop(TaskManager::the()->winModule()->currentDesktop());
}
void Task::setAlwaysOnTop(bool stay)
{
NETWinInfo ni( tqt_xdisplay(), _win, tqt_xrootwin(), NET::WMState);
if(stay)
ni.setState( NET::StaysOnTop, NET::StaysOnTop );
else
ni.setState( 0, NET::StaysOnTop );
}
void Task::toggleAlwaysOnTop()
{
setAlwaysOnTop( !isAlwaysOnTop() );
}
void Task::setKeptBelowOthers(bool below)
{
NETWinInfo ni(tqt_xdisplay(), _win, tqt_xrootwin(), NET::WMState);
if (below)
{
ni.setState(NET::KeepBelow, NET::KeepBelow);
}
else
{
ni.setState(0, NET::KeepBelow);
}
}
void Task::toggleKeptBelowOthers()
{
setKeptBelowOthers(!isKeptBelowOthers());
}
void Task::setFullScreen(bool fullscreen)
{
NETWinInfo ni(tqt_xdisplay(), _win, tqt_xrootwin(), NET::WMState);
if (fullscreen)
{
ni.setState(NET::FullScreen, NET::FullScreen);
}
else
{
ni.setState(0, NET::FullScreen);
}
}
void Task::toggleFullScreen()
{
setFullScreen(!isFullScreen());
}
void Task::setShaded(bool shade)
{
NETWinInfo ni( tqt_xdisplay(), _win, tqt_xrootwin(), NET::WMState);
if(shade)
ni.setState( NET::Shaded, NET::Shaded );
else
ni.setState( 0, NET::Shaded );
}
void Task::toggleShaded()
{
setShaded( !isShaded() );
}
void Task::publishIconGeometry(TQRect rect)
{
if (rect == m_iconGeometry)
{
return;
}
m_iconGeometry = rect;
NETWinInfo ni(tqt_xdisplay(), _win, tqt_xrootwin(), 0);
NETRect r;
if (rect.isValid())
{
r.pos.x = rect.x();
r.pos.y = rect.y();
r.size.width = rect.width();
r.size.height = rect.height();
}
ni.setIconGeometry(r);
}
void Task::updateThumbnail()
{
if ( !_info.valid() ||
!isOnCurrentDesktop() ||
!isActive() ||
!_grab.isNull() ) // We're already processing one...
{
return;
}
//
// We do this as a two stage process to remove the delay caused
// by the thumbnail generation. This makes things much smoother
// on slower machines.
//
TQWidget *rootWin = tqApp->desktop();
TQRect geom = _info.geometry();
_grab = TQPixmap::grabWindow(rootWin->winId(),
geom.x(), geom.y(),
geom.width(), geom.height());
if (!_grab.isNull())
{
TQTimer::singleShot(200, this, TQ_SLOT(generateThumbnail()));
}
}
void Task::generateThumbnail()
{
if ( _grab.isNull() )
return;
TQImage img = _grab.convertToImage();
double width = img.width();
double height = img.height();
width = width * _thumbSize;
height = height * _thumbSize;
img = img.smoothScale( tqRound(width), tqRound(height) );
_thumb = img;
_grab.resize( 0, 0 ); // Makes grab a null image.
emit thumbnailChanged();
}
#ifdef THUMBNAILING_POSSIBLE
TQPixmap Task::thumbnail(int maxDimension)
{
if (!TaskManager::xCompositeEnabled() || !m_windowPixmap)
{
return TQPixmap();
}
Display *dpy = TQPaintDevice::x11AppDisplay();
XWindowAttributes winAttr;
XGetWindowAttributes(dpy, m_frameId, &winAttr);
XRenderPictFormat *format = XRenderFindVisualFormat(dpy, winAttr.visual);
XRenderPictureAttributes picAttr;
picAttr.subwindow_mode = IncludeInferiors; // Don't clip child widgets
Picture picture = XRenderCreatePicture(dpy, m_windowPixmap, format,
CPSubwindowMode, &picAttr);
// Get shaped windows handled correctly.
XserverRegion region = XFixesCreateRegionFromWindow(dpy, m_frameId,
WindowRegionBounding);
XFixesSetPictureClipRegion(dpy, picture, 0, 0, region);
XFixesDestroyRegion(dpy, region);
double factor;
if (winAttr.width > winAttr.height)
{
factor = (double)maxDimension / (double)winAttr.width;
}
else
{
factor = (double)maxDimension / (double)winAttr.height;
}
int thumbnailWidth = (int)(winAttr.width * factor);
int thumbnailHeight = (int)(winAttr.height * factor);
TQPixmap thumbnail(thumbnailWidth, thumbnailHeight);
thumbnail.fill(TQApplication::palette().active().background());
#if 0 // TQImage::smoothScale() scaling
TQPixmap full(winAttr.width, winAttr.height);
full.fill(TQApplication::palette().active().background());
bool hasAlpha = format->type == PictTypeDirect && format->direct.alphaMask;
XRenderComposite(dpy,
hasAlpha ? PictOpOver : PictOpSrc,
picture, // src
None, // mask
full.x11RenderHandle(), // dst
0, 0, // src offset
0, 0, // mask offset
0, 0, // dst offset
winAttr.width, winAttr.height);
KPixmapIO io;
TQImage image = io.convertToImage(full);
thumbnail = io.convertToPixmap(image.smoothScale(thumbnailWidth,
thumbnailHeight));
#else // XRENDER scaling
// Scaling matrix
XTransform transformation = {{
{ XDoubleToFixed(1), XDoubleToFixed(0), XDoubleToFixed( 0) },
{ XDoubleToFixed(0), XDoubleToFixed(1), XDoubleToFixed( 0) },
{ XDoubleToFixed(0), XDoubleToFixed(0), XDoubleToFixed(factor) }
}};
XRenderSetPictureTransform(dpy, picture, &transformation);
XRenderSetPictureFilter(dpy, picture, FilterBest, 0, 0);
XRenderComposite(TQPaintDevice::x11AppDisplay(),
PictOpOver, // we're filtering, alpha values are probable
picture, // src
None, // mask
thumbnail.x11RenderHandle(), // dst
0, 0, // src offset
0, 0, // mask offset
0, 0, // dst offset
thumbnailWidth, thumbnailHeight);
#endif
XRenderFreePicture(dpy, picture);
return thumbnail;
}
#else // THUMBNAILING_POSSIBLE
TQPixmap Task::thumbnail(int /* maxDimension */)
{
return TQPixmap();
}
#endif // THUMBNAILING_POSSIBLE
void Task::updateWindowPixmap()
{
#ifdef THUMBNAILING_POSSIBLE
if (!TaskManager::xCompositeEnabled() || !isOnCurrentDesktop() ||
isMinimized())
{
return;
}
Display *dpy = TQPaintDevice::x11AppDisplay();
if (m_windowPixmap)
{
XFreePixmap(dpy, m_windowPixmap);
}
KXErrorHandler err;
m_windowPixmap = XCompositeNameWindowPixmap(dpy, m_frameId);
if( err.error( true ))
m_windowPixmap = None;
#endif // THUMBNAILING_POSSIBLE
}
Startup::Startup(const TDEStartupInfoId& id, const TDEStartupInfoData& data,
TQObject * parent, const char *name)
: TQObject(parent, name), _id(id), _data(data)
{
}
Startup::~Startup()
{
}
void Startup::update(const TDEStartupInfoData& data)
{
_data.update(data);
emit changed();
}
int TaskManager::currentDesktop() const
{
return m_winModule->currentDesktop();
}
TaskDrag::TaskDrag(const Task::List& tasks, TQWidget* source, const char* name)
: TQStoredDrag("taskbar/task", source, name)
{
TQByteArray data;
TQDataStream stream(data, IO_WriteOnly);
Task::List::const_iterator itEnd = tasks.constEnd();
for (Task::List::const_iterator it = tasks.constBegin(); it != itEnd; ++it)
{
stream << (*it)->window();
}
setEncodedData(data);
}
TaskDrag::~TaskDrag()
{
}
bool TaskDrag::canDecode(const TQMimeSource* e)
{
return e->provides("taskbar/task");
}
Task::List TaskDrag::decode( const TQMimeSource* e )
{
TQByteArray data(e->encodedData("taskbar/task"));
Task::List tasks;
if (data.size())
{
TQDataStream stream(data, IO_ReadOnly);
while (!stream.atEnd())
{
WId id;
stream >> id;
if (Task::Ptr task = TaskManager::the()->findTask(id))
{
tasks.append(task);
}
}
}
return tasks;
}
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