void Workspace::setCurrentScreen(int new_screen)
{
if (new_screen < 0 || new_screen >= numScreens())
return;
if (!options->focusPolicyIsReasonable())
return;
closeActivePopup();
Client* get_focus = NULL;
for (int i = focus_chain[ currentDesktop()].count() - 1;
i >= 0;
--i) {
Client* ci = focus_chain[ currentDesktop()].at(i);
if (!ci->isShown(false) || !ci->isOnCurrentDesktop() || !ci->isOnCurrentActivity())
continue;
if (!ci->screen() == new_screen)
continue;
get_focus = ci;
break;
}
if (get_focus == NULL)
get_focus = findDesktop(true, currentDesktop());
if (get_focus != NULL && get_focus != mostRecentlyActivatedClient())
requestFocus(get_focus);
active_screen = new_screen;
}
void Workspace::setCurrentScreen( int new_screen )
{
if (new_screen < 0 || new_screen > numScreens())
return;
if ( !options->focusPolicyIsReasonable())
return;
closeActivePopup();
Client* get_focus = NULL;
for( ClientList::ConstIterator it = focus_chain[currentDesktop()].fromLast();
it != focus_chain[currentDesktop()].end();
--it )
{
if( !(*it)->isShown( false ) || !(*it)->isOnCurrentDesktop())
continue;
if( !(*it)->screen() == new_screen )
continue;
get_focus = *it;
break;
}
if( get_focus == NULL )
get_focus = findDesktop( true, currentDesktop());
if( get_focus != NULL && get_focus != mostRecentlyActivatedClient())
requestFocus( get_focus );
active_screen = new_screen;
}
// deactivates 'c' and activates next client
bool Workspace::activateNextClient( Client* c )
{
// if 'c' is not the active or the to-become active one, do nothing
if( !( c == active_client
|| ( should_get_focus.count() > 0 && c == should_get_focus.last())))
return false;
closeActivePopup();
if( c != NULL )
{
if( c == active_client )
setActiveClient( NULL, Allowed );
should_get_focus.removeAll( c );
}
if( focusChangeEnabled())
{
if ( options->focusPolicyIsReasonable())
{ // search the focus_chain for a client to transfer focus to,
// first try to transfer focus to the first suitable window in the group
Client* get_focus = NULL;
const ClientList windows = ( c != NULL ? c->group()->members() : ClientList());
for ( int i = focus_chain[ currentDesktop() ].size() - 1;
i >= 0;
--i )
{
Client* ci = focus_chain[ currentDesktop() ].at( i );
if( c == ci || !ci->isShown( false )
|| !ci->isOnCurrentDesktop())
continue;
if( options->separateScreenFocus )
{
if( c != NULL && !ci->isOnScreen( c->screen()))
continue;
if( c == NULL && !ci->isOnScreen( activeScreen()))
continue;
}
if( windows.contains( ci ))
{
get_focus = ci;
break;
}
if( get_focus == NULL )
get_focus = ci;
}
if( get_focus == NULL )
get_focus = findDesktop( true, currentDesktop());
if( get_focus != NULL )
requestFocus( get_focus );
else
focusToNull();
}
else
return false;
}
else
// if blocking focus, move focus to the desktop later if needed
// in order to avoid flickering
focusToNull();
return true;
}
bool KWindowSystemPrivate::mapViewport()
{
// compiz claims support even though it doesn't use virtual desktops :(
// if( isSupported( NET::DesktopViewport ) && !isSupported( NET::NumberOfDesktops ))
// this test is duplicated in KWindowSystem::mapViewport()
if( isSupported( NET::DesktopViewport ) && numberOfDesktops( true ) <= 1
&& ( desktopGeometry( currentDesktop( true )).width > QApplication::desktop()->width()
|| desktopGeometry( currentDesktop( true )).height > QApplication::desktop()->height()))
return true;
return false;
}
int KWM::desktop(Window w){
static Atom a = 0;
if (!a)
a = XInternAtom(qt_xdisplay(), "KWM_WIN_DESKTOP", False);
if (isSticky(w))
return currentDesktop();
long result = 1;
if (!getSimpleProperty(w, a, result) || result <= 0){
result = currentDesktop();
moveToDesktop(w, (int) result);
kwm_error = TRUE; // restore error
}
return (int) result;
}
void bringToFront(QWidget *widget, bool)
{
Q_ASSERT(widget);
QWidget* w = widget->window();
#ifdef Q_WS_X11
// If we're not on the current desktop, do the hide/show trick
long dsk, curr_dsk;
Window win = w->winId();
if(desktopOfWindow(&win, &dsk) && currentDesktop(&curr_dsk)) {
if((dsk != curr_dsk) && (dsk != -1)) { // second condition for sticky windows
w->hide();
}
}
// FIXME: multi-desktop hacks for Win and Mac required
#endif
if(w->isMaximized())
w->showMaximized();
else
w->showNormal();
//if(grabFocus)
// w->setActiveWindow();
w->raise();
w->activateWindow();
#ifdef Q_WS_WIN
// TODO: unify with AdvancedWidget::bringToFront()
ForceForegroundWindow(w->winId());
#endif
}
bool KRootPixmap::eventFilter(QObject *, QEvent *event)
{
// Initialise after the first show or paint event on the managed widget.
if(!m_bInit && ((event->type() == QEvent::Show) || (event->type() == QEvent::Paint)))
{
m_bInit = true;
m_Desk = currentDesktop();
}
if(!m_bActive)
return false;
switch(event->type())
{
case QEvent::Resize:
case QEvent::Move:
m_pTimer->start(100, true);
break;
case QEvent::Paint:
m_pTimer->start(0, true);
break;
case QEvent::Reparent:
d->toplevel->removeEventFilter(this);
d->toplevel = m_pWidget->topLevelWidget();
d->toplevel->installEventFilter(this);
break;
default:
break;
}
return false; // always continue processing
}
void KWM::activate(Window w){
if (desktop(w) != currentDesktop())
switchToDesktop(desktop(w));
if (isIconified(w))
setIconify(w, FALSE);
raise(w);
activateInternal(w);
}
void KRootPixmap::repaint(bool force)
{
QPoint p1 = m_pWidget->mapToGlobal(m_pWidget->rect().topLeft());
QPoint p2 = m_pWidget->mapToGlobal(m_pWidget->rect().bottomRight());
if(!force && (m_Rect == QRect(p1, p2)))
return;
// Due to northwest bit gravity, we don't need to do anything if the
// bottom right corner of the widget is moved inward.
// That said, konsole clears the background when it is resized, so
// we have to reset the background pixmap.
if((p1 == m_Rect.topLeft()) && (m_pWidget->width() < m_Rect.width()) && (m_pWidget->height() < m_Rect.height()))
{
m_Rect = QRect(p1, p2);
updateBackground(m_pPixmap);
return;
}
m_Rect = QRect(p1, p2);
#ifdef Q_WS_X11
m_Desk = KWin::windowInfo(m_pWidget->topLevelWidget()->winId()).desktop();
if(m_Desk == NET::OnAllDesktops)
m_Desk = currentDesktop();
// KSharedPixmap will correctly generate a tile for us.
m_pPixmap->loadFromShared(pixmapName(m_Desk), m_Rect);
#else
m_Desk = currentDesktop();
// !x11 note: tile is not generated!
// TODO: pixmapName() is a nonsense now!
m_pPixmap->load(pixmapName(m_Desk));
if(!m_pPixmap->isNull())
{
m_pPixmap->resize(m_Rect.size());
slotDone(true);
}
#endif
}
void Workspace::raiseOrLowerClient( Client *c)
{
if (!c) return;
Client* topmost = NULL;
// TODO Q_ASSERT( block_stacking_updates == 0 );
if ( most_recently_raised && stacking_order.contains( most_recently_raised ) &&
most_recently_raised->isShown( true ) && c->isOnCurrentDesktop())
topmost = most_recently_raised;
else
topmost = topClientOnDesktop( c->isOnAllDesktops() ? currentDesktop() : c->desktop(),
options->separateScreenFocus ? c->screen() : -1 );
if( c == topmost)
lowerClient(c);
else
raiseClient(c);
}
// deactivates 'c' and activates next client
bool Workspace::activateNextClient( Client* c )
{
// if 'c' is not the active or the to-become active one, do nothing
if( !( c == active_client
|| ( should_get_focus.count() > 0 && c == should_get_focus.last())))
return false;
closeActivePopup();
if( c != NULL )
{
if( c == active_client )
{
setActiveClient( NULL, Allowed );
}
should_get_focus.remove( c );
}
if( focusChangeEnabled())
{
if ( options->focusPolicyIsReasonable())
{ // search the focus_chain for a client to transfer focus to
// if 'c' is transient, transfer focus to the first suitable mainwindow
Client* get_focus = NULL;
const ClientList mainwindows = ( c != NULL ? c->mainClients() : ClientList());
for( ClientList::ConstIterator it = focus_chain[currentDesktop()].fromLast();
it != focus_chain[currentDesktop()].end();
--it )
{
if( !(*it)->isShown( false ) || !(*it)->isOnCurrentDesktop())
continue;
if( options->separateScreenFocus )
{
if( c != NULL && !(*it)->isOnScreen( c->screen()))
continue;
if( c == NULL && !(*it)->isOnScreen( activeScreen()))
continue;
}
if( mainwindows.contains( *it ))
{
get_focus = *it;
break;
}
if( get_focus == NULL )
get_focus = *it;
}
if( get_focus == NULL )
get_focus = findDesktop( true, currentDesktop());
if( get_focus != NULL )
{
requestFocus( get_focus );
}
else
focusToNull();
}
else
return false;
}
else
// if blocking focus, move focus to the desktop later if needed
// in order to avoid flickering
focusToNull();
return true;
}
// deactivates 'c' and activates next client
bool Workspace::activateNextClient(Client* c)
{
// if 'c' is not the active or the to-become active one, do nothing
if (!(c == active_client || (should_get_focus.count() > 0 && c == should_get_focus.last())))
return false;
closeActivePopup();
if (c != NULL) {
if (c == active_client)
setActiveClient(NULL, Allowed);
should_get_focus.removeAll(c);
}
// if blocking focus, move focus to the desktop later if needed
// in order to avoid flickering
if (!focusChangeEnabled()) {
focusToNull();
return true;
}
if (!options->focusPolicyIsReasonable())
return false;
Client* get_focus = NULL;
if (options->isNextFocusPrefersMouse()) {
get_focus = clientUnderMouse(c ? c->screen() : activeScreen());
if (get_focus && (get_focus == c || get_focus->isDesktop())) {
// should rather not happen, but it cannot get the focus. rest of usability is tested above
get_focus = 0;
}
}
if (!get_focus) { // no suitable window under the mouse -> find sth. else
// first try to pass the focus to the (former) active clients leader
if (c && (get_focus = c->transientFor()) && isUsableFocusCandidate(get_focus, c, options->isSeparateScreenFocus())) {
raiseClient(get_focus); // also raise - we don't know where it came from
} else {
// nope, ask the focus chain for the next candidate
get_focus = NULL; // reset from the inline assignment above
for (int i = focus_chain[ currentDesktop()].size() - 1; i >= 0; --i) {
Client* ci = focus_chain[ currentDesktop()].at(i);
if (isUsableFocusCandidate(ci, c, options->isSeparateScreenFocus())) {
get_focus = ci;
break; // we're done
}
}
}
}
if (get_focus == NULL) // last chance: focus the desktop
get_focus = findDesktop(true, currentDesktop());
if (get_focus != NULL)
requestFocus(get_focus);
else
focusToNull();
return true;
}
bool KWindowSystemPrivate::x11Event( XEvent * ev )
{
KWindowSystem* s_q = KWindowSystem::self();
#ifdef HAVE_XFIXES
if ( ev->type == xfixesEventBase + XFixesSelectionNotify && ev->xany.window == winId() ) {
XFixesSelectionNotifyEvent *event = reinterpret_cast<XFixesSelectionNotifyEvent*>(ev);
bool haveOwner = event->owner != None;
if (compositingEnabled != haveOwner) {
compositingEnabled = haveOwner;
emit s_q->compositingChanged( compositingEnabled );
}
return true;
}
#endif
if ( ev->xany.window == QX11Info::appRootWindow() ) {
int old_current_desktop = currentDesktop();
WId old_active_window = activeWindow();
int old_number_of_desktops = numberOfDesktops();
bool old_showing_desktop = showingDesktop();
unsigned long m[ 5 ];
NETRootInfo::event( ev, m, 5 );
if (( m[ PROTOCOLS ] & CurrentDesktop ) && currentDesktop() != old_current_desktop )
emit s_q->currentDesktopChanged( currentDesktop() );
if (( m[ PROTOCOLS ] & DesktopViewport ) && mapViewport() && currentDesktop() != old_current_desktop )
emit s_q->currentDesktopChanged( currentDesktop() );
if (( m[ PROTOCOLS ] & ActiveWindow ) && activeWindow() != old_active_window )
emit s_q->activeWindowChanged( activeWindow() );
if ( m[ PROTOCOLS ] & DesktopNames )
emit s_q->desktopNamesChanged();
if (( m[ PROTOCOLS ] & NumberOfDesktops ) && numberOfDesktops() != old_number_of_desktops )
emit s_q->numberOfDesktopsChanged( numberOfDesktops() );
if (( m[ PROTOCOLS ] & DesktopGeometry ) && mapViewport() && numberOfDesktops() != old_number_of_desktops )
emit s_q->numberOfDesktopsChanged( numberOfDesktops() );
if ( m[ PROTOCOLS ] & WorkArea )
emit s_q->workAreaChanged();
if ( m[ PROTOCOLS ] & ClientListStacking ) {
updateStackingOrder();
emit s_q->stackingOrderChanged();
}
if(( m[ PROTOCOLS2 ] & WM2ShowingDesktop ) && showingDesktop() != old_showing_desktop ) {
emit s_q->showingDesktopChanged( showingDesktop());
}
} else if ( windows.contains( ev->xany.window ) ){
NETWinInfo ni( QX11Info::display(), ev->xany.window, QX11Info::appRootWindow(), 0 );
unsigned long dirty[ 2 ];
ni.event( ev, dirty, 2 );
if ( ev->type ==PropertyNotify ) {
if( ev->xproperty.atom == XA_WM_HINTS )
dirty[ NETWinInfo::PROTOCOLS ] |= NET::WMIcon; // support for old icons
else if( ev->xproperty.atom == XA_WM_NAME )
dirty[ NETWinInfo::PROTOCOLS ] |= NET::WMName; // support for old name
else if( ev->xproperty.atom == XA_WM_ICON_NAME )
dirty[ NETWinInfo::PROTOCOLS ] |= NET::WMIconName; // support for old iconic name
}
if( mapViewport() && ( dirty[ NETWinInfo::PROTOCOLS ] & (NET::WMState | NET::WMGeometry) )) {
/* geometry change -> possible viewport change
* state change -> possible NET::Sticky change
*/
dirty[ NETWinInfo::PROTOCOLS ] |= NET::WMDesktop;
}
if ( (dirty[ NETWinInfo::PROTOCOLS ] & NET::WMStrut) != 0 ) {
removeStrutWindow( ev->xany.window );
if ( !possibleStrutWindows.contains( ev->xany.window ) )
possibleStrutWindows.append( ev->xany.window );
}
if ( dirty[ NETWinInfo::PROTOCOLS ] || dirty[ NETWinInfo::PROTOCOLS2 ] ) {
emit s_q->windowChanged( ev->xany.window );
emit s_q->windowChanged( ev->xany.window, dirty );
emit s_q->windowChanged( ev->xany.window, dirty[ NETWinInfo::PROTOCOLS ] );
if ( (dirty[ NETWinInfo::PROTOCOLS ] & NET::WMStrut) != 0 )
emit s_q->strutChanged();
}
}
return false;
}