/***************************************************************** KWin - the KDE window manager This file is part of the KDE project. Copyright (C) 1999, 2000 Matthias Ettrich Copyright (C) 2003 Lubos Lunak You can Freely distribute this program under the GNU General Public License. See the file "COPYING" for the exact licensing terms. ******************************************************************/ /* This file contains things relevant to handling incoming events. */ #include "client.h" #include #include #include #include "notifications.h" #include "rules.h" extern Time qt_x_time; extern Atom qt_window_role; namespace KWinInternal { /*! Manages the clients. This means handling the very first maprequest: reparenting, initial geometry, initial state, placement, etc. Returns false if KWin is not going to manage this window. */ bool Client::manage( Window w, bool isMapped ) { XWindowAttributes attr; if( !XGetWindowAttributes(qt_xdisplay(), w, &attr)) return false; grabXServer(); // from this place on, manage() mustn't return false block_geometry = 1; embedClient( w, attr ); // SELI order all these things in some sane manner bool init_minimize = false; XWMHints * hints = XGetWMHints(qt_xdisplay(), w ); if (hints && (hints->flags & StateHint) && hints->initial_state == IconicState) init_minimize = true; if (hints) XFree(hints); if( isMapped ) init_minimize = false; // if it's already mapped, ignore hint unsigned long properties[ 2 ]; properties[ WinInfo::PROTOCOLS ] = NET::WMDesktop | NET::WMState | NET::WMWindowType | NET::WMStrut | NET::WMName | NET::WMIconGeometry | NET::WMIcon | NET::WMPid | NET::WMIconName | 0; properties[ WinInfo::PROTOCOLS2 ] = NET::WM2UserTime | NET::WM2StartupId | NET::WM2ExtendedStrut | 0; info = new WinInfo( this, qt_xdisplay(), client, qt_xrootwin(), properties, 2 ); cmap = attr.colormap; bool mresize, mmove, mminimize, mmaximize, mclose; if( Motif::funcFlags( client, mresize, mmove, mminimize, mmaximize, mclose )) { if( !hasNETSupport()) // NETWM apps should set type and size constraints { motif_may_resize = mresize; // this should be set using minsize==maxsize, but oh well motif_may_move = mmove; } // mminimize; - ignore, bogus - e.g. shading or sending to another desktop is "minimizing" too // mmaximize; - ignore, bogus - maximizing is basically just resizing motif_may_close = mclose; // motif apps like to crash when they set this hint and WM closes them anyway } XClassHint classHint; if ( XGetClassHint( qt_xdisplay(), client, &classHint ) ) { // Qt3.2 and older had this all lowercase, Qt3.3 capitalized resource class // force lowercase, so that workarounds listing resource classes still work resource_name = QCString( classHint.res_name ).lower(); resource_class = QCString( classHint.res_class ).lower(); XFree( classHint.res_name ); XFree( classHint.res_class ); } ignore_focus_stealing = options->checkIgnoreFocusStealing( this ); // TODO change to rules window_role = getStringProperty( w, qt_window_role ); // first only read the caption text, so that setupWindowRules() can use it for matching, // and only then really set the caption using setCaption(), which checks for duplicates etc. // and also relies on rules already existing cap_normal = readName(); setupWindowRules( false ); setCaption( cap_normal, true ); detectNoBorder(); fetchIconicName(); getWMHints(); // needs to be done before readTransient() because of reading the group getWmClientLeader(); // needs to be done before readTransient() because of same app comparing modal = ( info->state() & NET::Modal ) != 0; // needs to be valid before handling groups readTransient(); getIcons(); getWindowProtocols(); getWmNormalHints(); // get xSizeHint // TODO try to obey all state information from info->state() original_skip_taskbar = skip_taskbar = ( info->state() & NET::SkipTaskbar) != 0; skip_pager = ( info->state() & NET::SkipPager) != 0; KStartupInfoId asn_id; KStartupInfoData asn_data; bool asn_valid = workspace()->checkStartupNotification( window(), asn_id, asn_data ); workspace()->updateClientLayer( this ); SessionInfo* session = workspace()->takeSessionInfo( this ); if ( session ) { if ( session->minimized ) init_minimize = true; if( session->userNoBorder ) setUserNoBorder( true ); } init_minimize = rules()->checkMinimize( init_minimize, !isMapped ); if( rules()->checkNoBorder( false, !isMapped )) setUserNoBorder( true ); // initial desktop placement if ( info->desktop() ) desk = info->desktop(); // window had the initial desktop property! else if( asn_valid && asn_data.desktop() != 0 ) desk = asn_data.desktop(); if ( session ) { desk = session->desktop; if( session->onAllDesktops ) desk = NET::OnAllDesktops; } else if ( desk == 0 ) { // if this window is transient, ensure that it is opened on the // same window as its parent. this is necessary when an application // starts up on a different desktop than is currently displayed if( isTransient()) { ClientList mainclients = mainClients(); bool on_current = false; Client* maincl = NULL; // this is slightly duplicated from Placement::placeOnMainWindow() for( ClientList::ConstIterator it = mainclients.begin(); it != mainclients.end(); ++it ) { if( (*it)->isSpecialWindow() && !(*it)->isOverride()) continue; // don't consider toolbars etc when placing maincl = *it; if( (*it)->isOnCurrentDesktop()) on_current = true; } if( on_current ) desk = workspace()->currentDesktop(); else if( maincl != NULL ) desk = maincl->desktop(); } } if ( desk == 0 ) // assume window wants to be visible on the current desktop desk = workspace()->currentDesktop(); if( desk != NET::OnAllDesktops ) // do range check desk = KMAX( 1, KMIN( workspace()->numberOfDesktops(), desk )); desk = rules()->checkDesktop( desk, !isMapped ); info->setDesktop( desk ); workspace()->updateOnAllDesktopsOfTransients( this ); // SELI // onAllDesktopsChange(); decoration doesn't exist here yet QRect geom( attr.x, attr.y, attr.width, attr.height ); bool placementDone = FALSE; if ( session ) geom = session->geometry; QRect area; if( isMapped || session ) area = workspace()->clientArea( WorkArea, geom.center(), desktop()); else if( options->xineramaPlacementEnabled ) area = workspace()->clientArea( PlacementArea, QCursor::pos(), desktop()); else area = workspace()->clientArea( PlacementArea, geom.center(), desktop()); // if it's noborder window, and has size of one screen or the whole desktop geometry, it's fullscreen hack if( ( geom.size() == workspace()->clientArea( FullArea, geom.center(), desktop()).size() || geom.size() == workspace()->clientArea( ScreenArea, geom.center(), desktop()).size()) && noBorder() && !isUserNoBorder() && isFullScreenable( true )) { fullscreen_mode = FullScreenHack; geom = workspace()->clientArea( FullScreenArea, geom.center(), desktop()); placementDone = true; } if ( isDesktop() ) { // desktops are treated slightly special geom = workspace()->clientArea( FullArea, geom.center(), desktop()); placementDone = true; } bool usePosition = false; if ( isMapped || session || placementDone ) placementDone = true; // use geometry else if( isTransient() && !isUtility() && !isDialog() && !isSplash()) usePosition = true; else if( isTransient() && !hasNETSupport()) usePosition = true; else if( isDialog() && hasNETSupport()) // if the dialog is actually non-NETWM transient window, don't try to apply placement to it, // it breaks with too many things (xmms, display) ; // force using placement policy else if( isSplash()) ; // force using placement policy else usePosition = true; if( !rules()->checkIgnorePosition( !usePosition )) { bool ignorePPosition = ( options->ignorePositionClasses.contains(QString::fromLatin1(resourceClass()))); if ( ( (xSizeHint.flags & PPosition) && !ignorePPosition ) || (xSizeHint.flags & USPosition) ) { placementDone = TRUE; // disobey xinerama placement option for now (#70943) area = workspace()->clientArea( PlacementArea, geom.center(), desktop()); } } if( true ) // size is always obeyed for now, only with constraints applied if ( (xSizeHint.flags & USSize) || (xSizeHint.flags & PSize) ) { // keep in mind that we now actually have a size :-) } if (xSizeHint.flags & PMaxSize) geom.setSize( geom.size().boundedTo( rules()->checkMaxSize( QSize(xSizeHint.max_width, xSizeHint.max_height ) ) ) ); if (xSizeHint.flags & PMinSize) geom.setSize( geom.size().expandedTo( rules()->checkMinSize( QSize(xSizeHint.min_width, xSizeHint.min_height ) ) ) ); if( isMovable()) { if( geom.x() > area.right() || geom.y() > area.bottom()) placementDone = FALSE; // weird, do not trust. } if ( placementDone ) move( geom.x(), geom.y() ); // before gravitating updateDecoration( false ); // also gravitates // TODO is CentralGravity right here, when resizing is done after gravitating? plainResize( rules()->checkSize( sizeForClientSize( geom.size()), !isMapped )); QPoint forced_pos = rules()->checkPosition( invalidPoint, !isMapped ); if( forced_pos != invalidPoint ) { move( forced_pos ); placementDone = true; } if( !placementDone ) { // placement needs to be after setting size workspace()->place( this, area ); placementDone = TRUE; } if( !isMapped && !session // trust position from session or if already mapped && ( !isSpecialWindow() || isToolbar()) && isMovable()) keepInArea( area ); XShapeSelectInput( qt_xdisplay(), window(), ShapeNotifyMask ); if ( (is_shape = Shape::hasShape( window())) ) { updateShape(); } //CT extra check for stupid jdk 1.3.1. But should make sense in general // if client has initial state set to Iconic and is transient with a parent // window that is not Iconic, set init_state to Normal if( init_minimize && isTransient()) { ClientList mainclients = mainClients(); for( ClientList::ConstIterator it = mainclients.begin(); it != mainclients.end(); ++it ) if( (*it)->isShown( true )) init_minimize = false; // SELI even e.g. for NET::Utility? } if( init_minimize ) minimize( true ); // no animation // SELI this seems to be mainly for kstart and ksystraycmd // probably should be replaced by something better bool doNotShow = false; if ( workspace()->isNotManaged( caption() ) ) doNotShow = TRUE; // other settings from the previous session if ( session ) { // session restored windows are not considered to be new windows WRT rules, // i.e. obey only forcing rules setKeepAbove( session->keepAbove ); setKeepBelow( session->keepBelow ); setSkipTaskbar( session->skipTaskbar, true ); setSkipPager( session->skipPager ); setShade( session->shaded ? ShadeNormal : ShadeNone ); if( session->maximized != MaximizeRestore ) { maximize( (MaximizeMode) session->maximized ); geom_restore = session->restore; } if( session->fullscreen == FullScreenHack ) ; // nothing, this should be already set again above else if( session->fullscreen != FullScreenNone ) { setFullScreen( true, false ); geom_fs_restore = session->fsrestore; } } else { geom_restore = geometry(); // remember restore geometry if ( isMaximizable() && ( width() >= area.width() || height() >= area.height() ) ) { // window is too large for the screen, maximize in the // directions necessary if ( width() >= area.width() && height() >= area.height() ) { maximize( Client::MaximizeFull ); geom_restore = QRect(); // use placement when unmaximizing } else if ( width() >= area.width() ) { maximize( Client::MaximizeHorizontal ); geom_restore = QRect(); // use placement when unmaximizing geom_restore.setY( y()); // but only for horizontal direction geom_restore.setHeight( height()); } else if ( height() >= area.height() ) { maximize( Client::MaximizeVertical ); geom_restore = QRect(); // use placement when unmaximizing geom_restore.setX( x()); // but only for vertical direction geom_restore.setWidth( width()); } } // window may want to be maximized // done after checking that the window isn't larger than the workarea, so that // the restore geometry from the checks above takes precedence, and window // isn't restored larger than the workarea MaximizeMode maxmode = static_cast< MaximizeMode > ((( info->state() & NET::MaxVert ) ? MaximizeVertical : 0 ) | (( info->state() & NET::MaxHoriz ) ? MaximizeHorizontal : 0 )); MaximizeMode forced_maxmode = rules()->checkMaximize( maxmode, !isMapped ); // either hints were set to maximize, or is forced to maximize, // or is forced to non-maximize and hints were set to maximize if( forced_maxmode != MaximizeRestore || maxmode != MaximizeRestore ) maximize( forced_maxmode ); // read other initial states setShade( rules()->checkShade( info->state() & NET::Shaded ? ShadeNormal : ShadeNone, !isMapped )); setKeepAbove( rules()->checkKeepAbove( info->state() & NET::KeepAbove, !isMapped )); setKeepBelow( rules()->checkKeepBelow( info->state() & NET::KeepBelow, !isMapped )); setSkipTaskbar( rules()->checkSkipTaskbar( info->state() & NET::SkipTaskbar, !isMapped ), true ); setSkipPager( rules()->checkSkipPager( info->state() & NET::SkipPager, !isMapped )); if( info->state() & NET::DemandsAttention ) demandAttention(); if( info->state() & NET::Modal ) setModal( true ); if( fullscreen_mode != FullScreenHack && isFullScreenable()) setFullScreen( rules()->checkFullScreen( info->state() & NET::FullScreen, !isMapped ), false ); } updateAllowedActions( true ); // TODO this should avoid flicker, because real restacking is done // only after manage() finishes, but the window is shown sooner // - keep it? XLowerWindow( qt_xdisplay(), frameId()); user_time = readUserTimeMapTimestamp( asn_valid ? &asn_id : NULL, asn_valid ? &asn_data : NULL, session ); if( isTopMenu()) // they're shown in Workspace::addClient() if their mainwindow hideClient( true ); // is the active one if ( isShown( true ) && !doNotShow ) { if( isDialog()) Notify::raise( Notify::TransNew ); if( isNormalWindow()) Notify::raise( Notify::New ); bool allow; if( session ) allow = session->active && !workspace()->wasUserInteraction(); else allow = workspace()->allowClientActivation( this, userTime(), false ); // if session saving, force showing new windows (i.e. "save file?" dialogs etc.) // also force if activation is allowed if( !isOnCurrentDesktop() && !isMapped && !session && ( allow || workspace()->sessionSaving())) workspace()->setCurrentDesktop( desktop()); if( isOnCurrentDesktop()) { setMappingState( NormalState ); if( isMapped ) { workspace()->raiseClient( this ); rawShow(); } else { if( allow ) { workspace()->raiseClient( this ); rawShow(); if( !isSpecialWindow() || isOverride()) if ( options->focusPolicyIsReasonable() && wantsTabFocus() ) workspace()->requestFocus( this ); } else { workspace()->restackClientUnderActive( this ); rawShow(); if( !session && ( !isSpecialWindow() || isOverride())) demandAttention(); } } } else { virtualDesktopChange(); workspace()->raiseClient( this ); if( !session && !isMapped ) demandAttention(); } } else if( !doNotShow ) // !isShown() { rawHide(); setMappingState( IconicState ); } else // doNotShow { // SELI HACK !!! hideClient( true ); setMappingState( IconicState ); } assert( mappingState() != WithdrawnState ); if( user_time == CurrentTime || user_time == -1U ) // no known user time, set something old { user_time = qt_x_time - 1000000; if( user_time == CurrentTime || user_time == -1U ) // let's be paranoid user_time = qt_x_time - 1000000 + 10; } updateWorkareaDiffs(); // sendSyntheticConfigureNotify(); done when setting mapping state delete session; ungrabXServer(); client_rules.discardTemporary(); return true; } // called only from manage() void Client::embedClient( Window w, const XWindowAttributes &attr ) { assert( client == None ); assert( frame == None ); assert( wrapper == None ); client = w; // we don't want the window to be destroyed when we are destroyed XAddToSaveSet( qt_xdisplay(), client ); XSelectInput( qt_xdisplay(), client, NoEventMask ); XUnmapWindow( qt_xdisplay(), client ); XWindowChanges wc; // set the border width to 0 wc.border_width = 0; // TODO possibly save this, and also use it for initial configuring of the window XConfigureWindow( qt_xdisplay(), client, CWBorderWidth, &wc ); XSetWindowAttributes swa; swa.colormap = attr.colormap; swa.background_pixmap = None; swa.border_pixel = 0; frame = XCreateWindow( qt_xdisplay(), qt_xrootwin(), 0, 0, 1, 1, 0, attr.depth, InputOutput, attr.visual, CWColormap | CWBackPixmap | CWBorderPixel, &swa ); wrapper = XCreateWindow( qt_xdisplay(), frame, 0, 0, 1, 1, 0, attr.depth, InputOutput, attr.visual, CWColormap | CWBackPixmap | CWBorderPixel, &swa ); XDefineCursor( qt_xdisplay(), frame, arrowCursor.handle()); // some apps are stupid and don't define their own cursor - set the arrow one for them XDefineCursor( qt_xdisplay(), wrapper, arrowCursor.handle()); XReparentWindow( qt_xdisplay(), client, wrapper, 0, 0 ); XSelectInput( qt_xdisplay(), frame, KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | KeymapStateMask | ButtonMotionMask | PointerMotionMask | EnterWindowMask | LeaveWindowMask | FocusChangeMask | ExposureMask | PropertyChangeMask | StructureNotifyMask | SubstructureRedirectMask | VisibilityChangeMask ); XSelectInput( qt_xdisplay(), wrapper, ClientWinMask | SubstructureNotifyMask ); XSelectInput( qt_xdisplay(), client, FocusChangeMask | PropertyChangeMask | ColormapChangeMask | EnterWindowMask | LeaveWindowMask | KeyPressMask | KeyReleaseMask ); updateMouseGrab(); } } // namespace