600 lines
23 KiB
C++
600 lines
23 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 1999, 2000 Matthias Ettrich <ettrich@kde.org>
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Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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// This file contains things relevant to handling incoming events.
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#include "client.h"
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#include <kstartupinfo.h>
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#include <kglobal.h>
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#include <X11/extensions/shape.h>
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#include "notifications.h"
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#include <QX11Info>
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#include "rules.h"
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#include "group.h"
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namespace KWin
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{
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/**
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* Manages the clients. This means handling the very first maprequest:
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* reparenting, initial geometry, initial state, placement, etc.
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* Returns false if KWin is not going to manage this window.
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*/
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bool Client::manage( Window w, bool isMapped )
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{
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StackingUpdatesBlocker stacking_blocker( workspace() );
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grabXServer();
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XWindowAttributes attr;
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if( !XGetWindowAttributes( display(), w, &attr ))
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{
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ungrabXServer();
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return false;
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}
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// From this place on, manage() must not return false
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block_geometry_updates = 1;
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pending_geometry_update = PendingGeometryForced; // Force update when finishing with geometry changes
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embedClient( w, attr );
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vis = attr.visual;
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bit_depth = attr.depth;
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// SELI TODO: Order all these things in some sane manner
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bool init_minimize = false;
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XWMHints* hints = XGetWMHints( display(), w );
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if( hints && ( hints->flags & StateHint ) && hints->initial_state == IconicState )
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init_minimize = true;
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if( hints )
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XFree( hints );
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if( isMapped )
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init_minimize = false; // If it's already mapped, ignore hint
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unsigned long properties[2];
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properties[WinInfo::PROTOCOLS] =
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NET::WMDesktop |
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NET::WMState |
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NET::WMWindowType |
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NET::WMStrut |
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NET::WMName |
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NET::WMIconGeometry |
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NET::WMIcon |
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NET::WMPid |
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NET::WMIconName |
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0;
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properties[WinInfo::PROTOCOLS2] =
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NET::WM2UserTime |
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NET::WM2StartupId |
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NET::WM2ExtendedStrut |
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NET::WM2Opacity |
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NET::WM2FullscreenMonitors |
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0;
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info = new WinInfo( this, display(), client, rootWindow(), properties, 2 );
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cmap = attr.colormap;
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getResourceClass();
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getWindowRole();
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getWmClientLeader();
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getWmClientMachine();
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getSyncCounter();
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// First only read the caption text, so that setupWindowRules() can use it for matching,
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// and only then really set the caption using setCaption(), which checks for duplicates etc.
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// and also relies on rules already existing
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cap_normal = readName();
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setupWindowRules( false );
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ignore_focus_stealing = options->checkIgnoreFocusStealing( this ); // TODO: Change to rules
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setCaption( cap_normal, true );
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if( Extensions::shapeAvailable() )
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XShapeSelectInput( display(), window(), ShapeNotifyMask );
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detectShape( window() );
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detectNoBorder();
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fetchIconicName();
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getWMHints(); // Needs to be done before readTransient() because of reading the group
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modal = ( info->state() & NET::Modal ) != 0; // Needs to be valid before handling groups
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readTransient();
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getIcons();
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getWindowProtocols();
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getWmNormalHints(); // Get xSizeHint
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getMotifHints();
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// TODO: Try to obey all state information from info->state()
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original_skip_taskbar = skip_taskbar = ( info->state() & NET::SkipTaskbar ) != 0;
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skip_pager = ( info->state() & NET::SkipPager ) != 0;
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setupCompositing();
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KStartupInfoId asn_id;
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KStartupInfoData asn_data;
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bool asn_valid = workspace()->checkStartupNotification( window(), asn_id, asn_data );
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workspace()->updateClientLayer( this );
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SessionInfo* session = workspace()->takeSessionInfo( this );
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if( session )
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{
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init_minimize = session->minimized;
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noborder = session->noBorder;
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}
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setShortcut( rules()->checkShortcut( session ? session->shortcut : QString(), true ));
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init_minimize = rules()->checkMinimize( init_minimize, !isMapped );
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noborder = rules()->checkNoBorder( noborder, !isMapped );
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// Initial desktop placement
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if( session )
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{
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desk = session->desktop;
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if( session->onAllDesktops )
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desk = NET::OnAllDesktops;
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}
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else
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{
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// If this window is transient, ensure that it is opened on the
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// same window as its parent. this is necessary when an application
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// starts up on a different desktop than is currently displayed
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if( isTransient() )
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{
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ClientList mainclients = mainClients();
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bool on_current = false;
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Client* maincl = NULL;
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// This is slightly duplicated from Placement::placeOnMainWindow()
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for( ClientList::ConstIterator it = mainclients.constBegin();
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it != mainclients.constEnd();
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++it )
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{
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if( mainclients.count() > 1 && (*it)->isSpecialWindow() )
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continue; // Don't consider toolbars etc when placing
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maincl = *it;
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if( (*it)->isOnCurrentDesktop() )
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on_current = true;
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}
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if( on_current )
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desk = workspace()->currentDesktop();
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else if( maincl != NULL )
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desk = maincl->desktop();
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}
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if( info->desktop() )
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desk = info->desktop(); // Window had the initial desktop property, force it
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if( desktop() == 0 && asn_valid && asn_data.desktop() != 0 )
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desk = asn_data.desktop();
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}
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if( desk == 0 ) // Assume window wants to be visible on the current desktop
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desk = workspace()->currentDesktop();
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desk = rules()->checkDesktop( desk, !isMapped );
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if( desk != NET::OnAllDesktops ) // Do range check
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desk = qMax( 1, qMin( workspace()->numberOfDesktops(), desk ));
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info->setDesktop( desk );
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workspace()->updateOnAllDesktopsOfTransients( this ); // SELI TODO
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//onAllDesktopsChange(); // Decoration doesn't exist here yet
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QRect geom( attr.x, attr.y, attr.width, attr.height );
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bool placementDone = false;
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if ( session )
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geom = session->geometry;
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QRect area;
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bool partial_keep_in_area = isMapped || session;
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if( isMapped || session )
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area = workspace()->clientArea( FullArea, geom.center(), desktop() );
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else if( options->xineramaPlacementEnabled )
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{
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int screen = options->xineramaPlacementScreen;
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if( screen == -1 ) // Active screen
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screen = asn_data.xinerama() == -1 ? workspace()->activeScreen() : asn_data.xinerama();
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area = workspace()->clientArea( PlacementArea, workspace()->screenGeometry( screen ).center(), desktop());
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}
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else
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area = workspace()->clientArea( PlacementArea, cursorPos(), desktop() );
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if( int type = checkFullScreenHack( geom ))
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{
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fullscreen_mode = FullScreenHack;
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if( rules()->checkStrictGeometry( false ))
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{
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geom = type == 2 // 1 = It's xinerama-aware fullscreen hack, 2 = It's full area
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? workspace()->clientArea( FullArea, geom.center(), desktop() )
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: workspace()->clientArea( ScreenArea, geom.center(), desktop() );
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}
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else
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geom = workspace()->clientArea( FullScreenArea, geom.center(), desktop() );
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placementDone = true;
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}
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if( isDesktop() )
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// KWin doesn't manage desktop windows
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placementDone = true;
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bool usePosition = false;
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if ( isMapped || session || placementDone )
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placementDone = true; // Use geometry
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else if( isTransient() && !isUtility() && !isDialog() && !isSplash() )
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usePosition = true;
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else if( isTransient() && !hasNETSupport() )
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usePosition = true;
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else if( isDialog() && hasNETSupport() )
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{ // If the dialog is actually non-NETWM transient window, don't try to apply placement to it,
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// it breaks with too many things (xmms, display)
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if( mainClients().count() >= 1 )
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{
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#if 1
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// #78082 - Ok, it seems there are after all some cases when an application has a good
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// reason to specify a position for its dialog. Too bad other WMs have never bothered
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// with placement for dialogs, so apps always specify positions for their dialogs,
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// including such silly positions like always centered on the screen or under mouse.
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// Using ignoring requested position in window-specific settings helps, and now
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// there's also _NET_WM_FULL_PLACEMENT.
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usePosition = true;
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#else
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; // Force using placement policy
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#endif
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}
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else
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usePosition = true;
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}
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else if( isSplash() )
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; // Force using placement policy
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else
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usePosition = true;
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if( !rules()->checkIgnoreGeometry( !usePosition ))
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{
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bool ignorePPosition = options->ignorePositionClasses.contains(
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QString::fromLatin1( resourceClass() ));
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if((( xSizeHint.flags & PPosition ) && !ignorePPosition ) ||
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( xSizeHint.flags & USPosition ))
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{
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placementDone = true;
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// Disobey xinerama placement option for now (#70943)
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area = workspace()->clientArea( PlacementArea, geom.center(), desktop() );
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}
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}
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//if( true ) // Size is always obeyed for now, only with constraints applied
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// if(( xSizeHint.flags & USSize ) || ( xSizeHint.flags & PSize ))
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// {
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// // Keep in mind that we now actually have a size :-)
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// }
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if( xSizeHint.flags & PMaxSize )
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geom.setSize( geom.size().boundedTo(
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rules()->checkMaxSize( QSize( xSizeHint.max_width, xSizeHint.max_height ))));
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if( xSizeHint.flags & PMinSize )
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geom.setSize( geom.size().expandedTo(
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rules()->checkMinSize( QSize( xSizeHint.min_width, xSizeHint.min_height ))));
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if( isMovable() && ( geom.x() > area.right() || geom.y() > area.bottom() ))
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placementDone = false; // Weird, do not trust.
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if( placementDone )
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move( geom.x(), geom.y() ); // Before gravitating
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updateDecoration( false ); // Also gravitates
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// TODO: Is CentralGravity right here, when resizing is done after gravitating?
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plainResize( rules()->checkSize( sizeForClientSize( geom.size() ), !isMapped ));
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QPoint forced_pos = rules()->checkPosition( invalidPoint, !isMapped );
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if( forced_pos != invalidPoint )
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{
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move( forced_pos );
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placementDone = true;
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// Don't keep inside workarea if the window has specially configured position
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partial_keep_in_area = true;
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area = workspace()->clientArea( FullArea, geom.center(), desktop() );
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}
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if( !placementDone )
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{ // Placement needs to be after setting size
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workspace()->place( this, area );
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placementDone = true;
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}
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if(( !isSpecialWindow() || isToolbar() ) && isMovable() )
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keepInArea( area, partial_keep_in_area );
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updateShape();
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// CT: Extra check for stupid jdk 1.3.1. But should make sense in general
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// if client has initial state set to Iconic and is transient with a parent
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// window that is not Iconic, set init_state to Normal
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if( init_minimize && isTransient() )
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{
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ClientList mainclients = mainClients();
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for( ClientList::ConstIterator it = mainclients.constBegin();
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it != mainclients.constEnd();
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++it )
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if( (*it)->isShown( true ))
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init_minimize = false; // SELI TODO: Even e.g. for NET::Utility?
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}
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// If a dialog is shown for minimized window, minimize it too
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if( !init_minimize && isTransient() && mainClients().count() > 0 )
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{
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bool visible_parent = false;
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// Use allMainClients(), to include also main clients of group transients
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// that have been optimized out in Client::checkGroupTransients()
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ClientList mainclients = allMainClients();
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for( ClientList::ConstIterator it = mainclients.constBegin();
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it != mainclients.constEnd();
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++it )
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if( (*it)->isShown( true ))
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visible_parent = true;
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if( !visible_parent )
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{
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init_minimize = true;
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demandAttention();
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}
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}
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if( init_minimize )
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minimize( true ); // No animation
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// SELI TODO: This seems to be mainly for kstart and ksystraycmd
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// probably should be replaced by something better
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bool doNotShow = false;
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if ( workspace()->isNotManaged( caption() ))
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doNotShow = true;
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// Other settings from the previous session
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if( session )
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{
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// Session restored windows are not considered to be new windows WRT rules,
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// I.e. obey only forcing rules
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setKeepAbove( session->keepAbove );
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setKeepBelow( session->keepBelow );
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setSkipTaskbar( session->skipTaskbar, true );
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setSkipPager( session->skipPager );
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setShade( session->shaded ? ShadeNormal : ShadeNone );
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if( session->maximized != MaximizeRestore )
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{
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maximize( MaximizeMode( session->maximized ));
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geom_restore = session->restore;
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}
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if( session->fullscreen == FullScreenHack )
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; // Nothing, this should be already set again above
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else if( session->fullscreen != FullScreenNone )
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{
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setFullScreen( true, false );
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geom_fs_restore = session->fsrestore;
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}
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}
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else
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{
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geom_restore = geometry(); // Remember restore geometry
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if( isMaximizable() && ( width() >= area.width() || height() >= area.height() ))
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{ // Window is too large for the screen, maximize in the
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// directions necessary
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if( width() >= area.width() && height() >= area.height() )
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{
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maximize( Client::MaximizeFull );
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geom_restore = QRect(); // Use placement when unmaximizing
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}
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else if( width() >= area.width() )
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{
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maximize( Client::MaximizeHorizontal );
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geom_restore = QRect(); // Use placement when unmaximizing
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geom_restore.setY( y() ); // But only for horizontal direction
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geom_restore.setHeight( height() );
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}
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else if( height() >= area.height() )
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{
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maximize( Client::MaximizeVertical );
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geom_restore = QRect(); // Use placement when unmaximizing
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geom_restore.setX( x() ); // But only for vertical direction
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geom_restore.setWidth( width() );
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}
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}
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// Window may want to be maximized
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// done after checking that the window isn't larger than the workarea, so that
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// the restore geometry from the checks above takes precedence, and window
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// isn't restored larger than the workarea
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MaximizeMode maxmode = static_cast<MaximizeMode>(
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(( info->state() & NET::MaxVert ) ? MaximizeVertical : 0 ) |
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(( info->state() & NET::MaxHoriz ) ? MaximizeHorizontal : 0 ));
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MaximizeMode forced_maxmode = rules()->checkMaximize( maxmode, !isMapped );
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// Either hints were set to maximize, or is forced to maximize,
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// or is forced to non-maximize and hints were set to maximize
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if( forced_maxmode != MaximizeRestore || maxmode != MaximizeRestore )
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maximize( forced_maxmode );
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// Read other initial states
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setShade( rules()->checkShade( info->state() & NET::Shaded ? ShadeNormal : ShadeNone, !isMapped ));
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setKeepAbove( rules()->checkKeepAbove( info->state() & NET::KeepAbove, !isMapped ));
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setKeepBelow( rules()->checkKeepBelow( info->state() & NET::KeepBelow, !isMapped ));
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setSkipTaskbar( rules()->checkSkipTaskbar( info->state() & NET::SkipTaskbar, !isMapped ), true );
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setSkipPager( rules()->checkSkipPager( info->state() & NET::SkipPager, !isMapped ));
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if( info->state() & NET::DemandsAttention )
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demandAttention();
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if( info->state() & NET::Modal )
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setModal( true );
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if( fullscreen_mode != FullScreenHack && isFullScreenable() )
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setFullScreen( rules()->checkFullScreen( info->state() & NET::FullScreen, !isMapped ), false );
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}
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updateAllowedActions( true );
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// Set initial user time directly
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user_time = readUserTimeMapTimestamp( asn_valid ? &asn_id : NULL, asn_valid ? &asn_data : NULL, session );
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group()->updateUserTime( user_time ); // And do what Client::updateUserTime() does
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if( isTopMenu()) // They're shown in Workspace::addClient() if their mainwindow
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hideClient( true ); // Is the active one
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// This should avoid flicker, because real restacking is done
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// only after manage() finishes because of blocking, but the window is shown sooner
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XLowerWindow( display(), frameId() );
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if( session && session->stackingOrder != -1 )
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{
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sm_stacking_order = session->stackingOrder;
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workspace()->restoreSessionStackingOrder( this );
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}
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if( compositing() )
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// Sending ConfigureNotify is done when setting mapping state below,
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// Getting the first sync response means window is ready for compositing
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sendSyncRequest();
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if( isShown( true ) && !doNotShow )
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{
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if( isDialog() )
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Notify::raise( Notify::TransNew );
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if( isNormalWindow() )
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Notify::raise( Notify::New );
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bool allow;
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if( session )
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allow = session->active &&
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( !workspace()->wasUserInteraction() || workspace()->activeClient() == NULL ||
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workspace()->activeClient()->isDesktop() );
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else
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allow = workspace()->allowClientActivation( this, userTime(), false );
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// If session saving, force showing new windows (i.e. "save file?" dialogs etc.)
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// also force if activation is allowed
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if( !isOnCurrentDesktop() && !isMapped && !session && ( allow || workspace()->sessionSaving() ))
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workspace()->setCurrentDesktop( desktop() );
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bool belongs_to_desktop = false;
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for( ClientList::ConstIterator it = group()->members().constBegin();
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it != group()->members().constEnd();
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++it )
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if( (*it)->isDesktop() )
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{
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belongs_to_desktop = true;
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break;
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}
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if( !belongs_to_desktop && workspace()->showingDesktop() )
|
|
workspace()->resetShowingDesktop( options->showDesktopIsMinimizeAll );
|
|
|
|
if( isOnCurrentDesktop() && !isMapped && !allow && ( !session || session->stackingOrder < 0 ))
|
|
workspace()->restackClientUnderActive( this );
|
|
|
|
updateVisibility();
|
|
|
|
if( !isMapped )
|
|
{
|
|
if( allow && isOnCurrentDesktop() )
|
|
{
|
|
if( !isSpecialWindow() )
|
|
if ( options->focusPolicyIsReasonable() && wantsTabFocus() )
|
|
workspace()->requestFocus( this );
|
|
}
|
|
else if( !session && !isSpecialWindow())
|
|
demandAttention();
|
|
}
|
|
}
|
|
else if( !doNotShow ) // if( !isShown( true ) && !doNotShow )
|
|
updateVisibility();
|
|
else // doNotShow
|
|
hideClient( true ); // SELI HACK !!!
|
|
assert( mapping_state != Withdrawn );
|
|
blockGeometryUpdates( false );
|
|
|
|
if( user_time == CurrentTime || user_time == -1U )
|
|
{ // No known user time, set something old
|
|
user_time = xTime() - 1000000;
|
|
if( user_time == CurrentTime || user_time == -1U ) // Let's be paranoid
|
|
user_time = xTime() - 1000000 + 10;
|
|
}
|
|
|
|
updateWorkareaDiffs();
|
|
|
|
//sendSyntheticConfigureNotify(); // Done when setting mapping state
|
|
|
|
delete session;
|
|
|
|
ungrabXServer();
|
|
|
|
client_rules.discardTemporary();
|
|
applyWindowRules(); // Just in case
|
|
workspace()->discardUsedWindowRules( this, false ); // Remove ApplyNow rules
|
|
updateWindowRules(); // Was blocked while !isManaged()
|
|
|
|
// TODO: there's a small problem here - isManaged() depends on the mapping state,
|
|
// but this client is not yet in Workspace's client list at this point, will
|
|
// be only done in addClient()
|
|
return true;
|
|
}
|
|
|
|
// Called only from manage()
|
|
void Client::embedClient( Window w, const XWindowAttributes& attr )
|
|
{
|
|
assert( client == None );
|
|
assert( frameId() == None );
|
|
assert( wrapper == None );
|
|
client = w;
|
|
|
|
// We don't want the window to be destroyed when we are destroyed
|
|
XAddToSaveSet( display(), client );
|
|
XSelectInput( display(), client, NoEventMask );
|
|
XUnmapWindow( display(), 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( display(), client, CWBorderWidth, &wc );
|
|
|
|
XSetWindowAttributes swa;
|
|
swa.colormap = attr.colormap;
|
|
swa.background_pixmap = None;
|
|
swa.border_pixel = 0;
|
|
|
|
Window frame = XCreateWindow( display(), rootWindow(), 0, 0, 1, 1, 0,
|
|
attr.depth, InputOutput, attr.visual, CWColormap | CWBackPixmap | CWBorderPixel, &swa );
|
|
setWindowHandles( client, frame );
|
|
wrapper = XCreateWindow( display(), frame, 0, 0, 1, 1, 0,
|
|
attr.depth, InputOutput, attr.visual, CWColormap | CWBackPixmap | CWBorderPixel, &swa );
|
|
|
|
XDefineCursor( display(), frame, QCursor( Qt::ArrowCursor ).handle() );
|
|
// Some apps are stupid and don't define their own cursor - set the arrow one for them
|
|
XDefineCursor( display(), wrapper, QCursor( Qt::ArrowCursor ).handle() );
|
|
XReparentWindow( display(), client, wrapper, 0, 0 );
|
|
XSelectInput( display(), frame,
|
|
KeyPressMask | KeyReleaseMask |
|
|
ButtonPressMask | ButtonReleaseMask |
|
|
KeymapStateMask |
|
|
ButtonMotionMask |
|
|
PointerMotionMask |
|
|
EnterWindowMask | LeaveWindowMask |
|
|
FocusChangeMask |
|
|
ExposureMask |
|
|
PropertyChangeMask |
|
|
StructureNotifyMask | SubstructureRedirectMask );
|
|
XSelectInput( display(), wrapper, ClientWinMask | SubstructureNotifyMask );
|
|
XSelectInput( display(), client,
|
|
FocusChangeMask |
|
|
PropertyChangeMask |
|
|
ColormapChangeMask |
|
|
EnterWindowMask | LeaveWindowMask |
|
|
KeyPressMask | KeyReleaseMask
|
|
);
|
|
|
|
updateMouseGrab();
|
|
}
|
|
|
|
} // namespace
|