492 lines
13 KiB
C++
492 lines
13 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) 2009 Nikhil Marathe <nsm.nikhil@gmail.com>
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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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// all the tiling related code that is extensions to existing KWin classes
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// Includes Workspace for now
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#include "client.h"
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#include "workspace.h"
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#include "tile.h"
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#include "tilinglayout.h"
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#include "tilinglayoutfactory.h"
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#include <knotification.h>
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#include <klocale.h>
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#include "lib/kdecoration.h"
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namespace KWin
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{
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bool Workspace::tilingEnabled() const
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{
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return tilingEnabled_;
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}
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void Workspace::setTilingEnabled( bool tiling )
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{
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if( tilingEnabled() == tiling ) return;
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tilingEnabled_ = tiling;
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if( tilingEnabled_ )
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{
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tilingLayouts.resize( numberOfDesktops() + 1 );
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foreach( Client *c, stackingOrder() )
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{
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createTile( c );
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}
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}
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else
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{
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qDeleteAll( tilingLayouts );
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tilingLayouts.clear();
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}
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}
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void Workspace::slotToggleTiling()
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{
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if ( tilingEnabled() )
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{
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setTilingEnabled( false );
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QString message = i18n( "Tiling Disabled" );
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KNotification::event( "tilingdisabled", message, QPixmap(), NULL, KNotification::CloseOnTimeout, KComponentData( "kwin" ) );
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}
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else
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{
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setTilingEnabled( true );
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QString message = i18n( "Tiling Enabled" );
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KNotification::event( "tilingenabled", message, QPixmap(), NULL, KNotification::CloseOnTimeout, KComponentData( "kwin" ) );
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}
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}
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void Workspace::createTile( Client *c )
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{
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if( c == NULL )
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return;
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if( c->desktop() < 0 || c->desktop() >= tilingLayouts.size() ) return;
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kDebug(1212) << "Now tiling " << c->caption();
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if( !tilingEnabled() || !tileable(c) )
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return;
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Tile *t = new Tile( c, clientArea( PlacementArea, c ) );
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if( !tileable( c ) )
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{
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kDebug(1212) << c->caption() << "is not tileable";
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t->floatTile();
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}
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if( !tilingLayouts.value(c->desktop()) )
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{
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tilingLayouts[c->desktop()] = TilingLayoutFactory::createLayout( TilingLayoutFactory::DefaultLayout, this );
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}
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tilingLayouts[c->desktop()]->addTile( t );
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tilingLayouts[c->desktop()]->commit();
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}
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void Workspace::removeTile( Client *c )
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{
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if( tilingLayouts[ c->desktop() ] )
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tilingLayouts[ c->desktop() ]->removeTile( c );
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}
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bool Workspace::tileable( Client *c )
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{
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kDebug(1212) << c->caption();
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// TODO: if application specific settings
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// to ignore, put them here
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// as suggested by Lucas Murray
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// see Client::manage ( ~ line 270 of manage.cpp at time of writing )
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// This is useful to ignore plasma widget placing.
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// According to the ICCCM if an application
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// or user requests a certain geometry
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// respect it
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long msize;
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XSizeHints xSizeHint;
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XGetWMNormalHints(display(), c->window(), &xSizeHint, &msize);
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if( xSizeHint.flags & PPosition ||
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xSizeHint.flags & USPosition ) {
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kDebug(1212) << "Not tileable due to USPosition requirement";
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return false;
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}
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if( !c->isNormalWindow() )
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{
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return false;
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}
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// 0 means tile it, if we get 1 (floating), don't tile
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if( c->rules()->checkTilingOption( 0 ) == 1 )
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{
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return false;
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}
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return true;
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}
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void Workspace::belowCursor()
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{
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// TODO
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}
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Tile* Workspace::getNiceTile() const
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{
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if( !tilingEnabled() ) return NULL;
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if( !tilingLayouts.value( activeClient()->desktop() ) ) return NULL;
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return tilingLayouts[ activeClient()->desktop() ]->findTile( activeClient() );
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// TODO
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}
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void Workspace::updateAllTiles()
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{
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foreach( TilingLayout *t, tilingLayouts )
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{
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if( !t ) continue;
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t->commit();
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}
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}
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/*
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* Resize the neighbouring clients to close any gaps
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*/
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void Workspace::notifyTilingWindowResize( Client *c, const QRect &moveResizeGeom, const QRect &orig )
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{
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if( tilingLayouts.value( c->desktop() ) == NULL )
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return;
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tilingLayouts[ c->desktop() ]->clientResized( c, moveResizeGeom, orig );
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}
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void Workspace::notifyTilingWindowMove( Client *c, const QRect &moveResizeGeom, const QRect &orig )
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{
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if( tilingLayouts.value( c->desktop() ) == NULL )
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{
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c->setGeometry( moveResizeGeom );
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return;
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}
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tilingLayouts[ c->desktop() ]->clientMoved( c, moveResizeGeom, orig );
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updateAllTiles();
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}
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void Workspace::notifyTilingWindowResizeDone( Client *c, const QRect &moveResizeGeom, const QRect &orig, bool canceled )
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{
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if( canceled )
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notifyTilingWindowResize( c, orig, moveResizeGeom );
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else
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notifyTilingWindowResize( c, moveResizeGeom, orig );
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}
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void Workspace::notifyTilingWindowMoveDone( Client *c, const QRect &moveResizeGeom, const QRect &orig, bool canceled )
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{
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if( canceled )
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notifyTilingWindowMove( c, orig, moveResizeGeom );
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else
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notifyTilingWindowMove( c, moveResizeGeom, orig );
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}
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void Workspace::notifyTilingWindowDesktopChanged( Client *c, int old_desktop )
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{
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if( c->desktop() < 1 || c->desktop() > numberOfDesktops() )
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return;
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if( tilingLayouts.value( old_desktop ) )
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{
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Tile *t = tilingLayouts[ old_desktop ]->findTile( c );
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// TODO: copied from createTile(), move this into separate method?
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if( !tilingLayouts.value( c->desktop() ) )
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{
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tilingLayouts[c->desktop()] = TilingLayoutFactory::createLayout( TilingLayoutFactory::DefaultLayout, this );
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}
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if( t )
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tilingLayouts[ c->desktop() ]->addTile( t );
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tilingLayouts[ old_desktop ]->removeTile( c );
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tilingLayouts[ old_desktop ]->commit();
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}
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}
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/*
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* Implements the 3 raising modes in Window Behaviour -> Advanced
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*/
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void Workspace::notifyTilingWindowActivated( Client *c )
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{
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if( c == NULL )
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return;
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if( options->tilingRaisePolicy == 1 ) // individual raise/lowers
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return;
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if( tilingLayouts.value( c->desktop() ) )
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{
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QList<Tile *> tiles = tilingLayouts[ c->desktop() ]->tiles();
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StackingUpdatesBlocker blocker( this );
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Tile *tile_to_raise = tilingLayouts[ c->desktop() ]->findTile( c );
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if( !tile_to_raise )
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{
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return;
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}
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kDebug(1212) << "FOUND TILE";
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bool raise_floating = false;
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if( options->tilingRaisePolicy == 2 ) // floating always on top
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raise_floating = true;
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else
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raise_floating = tile_to_raise->floating();
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foreach( Tile *t, tiles )
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{
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if( t->floating() == raise_floating && t != tile_to_raise )
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raiseClient( t->client() );
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}
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// raise the current tile last so that it ends up on top
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// but only if it supposed to be raised, required to support tilingRaisePolicy
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kDebug(1212) << "Raise floating? " << raise_floating << "to raise is floating?" << tile_to_raise->floating();
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if( tile_to_raise->floating() == raise_floating )
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raiseClient( tile_to_raise->client() );
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}
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}
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void Workspace::notifyTilingWindowMinimizeToggled( Client *c )
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{
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if( tilingLayouts.value( c->desktop() ) )
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{
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tilingLayouts[ c->desktop() ]->clientMinimizeToggled( c );
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}
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}
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void Workspace::notifyTilingWindowMaximized( Client *c, Options::WindowOperation op )
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{
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if( tilingLayouts.value( c->desktop() ) )
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{
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Tile *t = tilingLayouts[ c->desktop() ]->findTile( c );
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if( !t )
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{
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createTile( c );
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t = tilingLayouts[ c->desktop() ]->findTile( c );
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// if still no tile, it couldn't be tiled
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// so ignore it
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if( !t )
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return;
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}
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// if window IS tiled and a maximize
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// is attempted, make the window float.
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// That is all we do since that can
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// mess up the layout.
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// In all other cases, don't do
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// anything, let the user manage toggling
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// using Meta+F
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if ( !t->floating()
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&& ( op == Options::MaximizeOp
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|| op == Options::HMaximizeOp
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|| op == Options::VMaximizeOp ) )
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{
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tilingLayouts[ c->desktop() ]->toggleFloatTile( c );
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}
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}
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}
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Tile* Workspace::findAdjacentTile( Tile *ref, int d )
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{
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QRect reference = ref->geometry();
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QPoint origin = reference.center();
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Tile *closest = NULL;
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int minDist = -1;
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QList<Tile *> tiles = tilingLayouts[ ref->client()->desktop() ]->tiles();
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foreach( Tile *t, tiles )
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{
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if( t->client() == ref->client() || t->ignoreGeometry() )
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continue;
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bool consider = false;
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QRect other = t->geometry();
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QPoint otherCenter = other.center();
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switch( d )
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{
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case Tile::Top:
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consider = otherCenter.y() < origin.y()
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&& other.bottom() < reference.top();
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break;
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case Tile::Right:
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consider = otherCenter.x() > origin.x()
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&& other.left() > reference.right();
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break;
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case Tile::Bottom:
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consider = otherCenter.y() > origin.y()
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&& other.top() > reference.bottom();
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break;
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case Tile::Left:
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consider = otherCenter.x() < origin.x()
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&& other.right() < reference.left();
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break;
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default:
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abort();
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}
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if( consider )
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{
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int dist = ( otherCenter - origin ).manhattanLength();
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if( minDist > dist || minDist < 0 )
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{
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minDist = dist;
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closest = t;
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}
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}
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}
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return closest;
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}
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void Workspace::focusTile( int d )
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{
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Tile *t = getNiceTile();
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if( t )
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{
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Tile *adj = findAdjacentTile(t, d);
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if( adj )
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activateClient( adj->client() );
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}
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}
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void Workspace::moveTile( int d )
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{
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Tile *t = getNiceTile();
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if( t )
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{
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Tile* adj = findAdjacentTile( t, d );
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tilingLayouts[ t->client()->desktop() ]->swapTiles( t, adj );
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}
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}
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void Workspace::slotFocusTileLeft()
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{
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focusTile( Tile::Left );
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}
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void Workspace::slotFocusTileRight()
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{
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focusTile( Tile::Right );
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}
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void Workspace::slotFocusTileTop()
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{
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focusTile( Tile::Top );
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}
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void Workspace::slotFocusTileBottom()
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{
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focusTile( Tile::Bottom );
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}
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void Workspace::slotMoveTileLeft()
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{
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moveTile( Tile::Left );
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}
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void Workspace::slotMoveTileRight()
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{
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moveTile( Tile::Right );
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}
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void Workspace::slotMoveTileTop()
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{
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moveTile( Tile::Top );
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}
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void Workspace::slotMoveTileBottom()
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{
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moveTile( Tile::Bottom );
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}
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void Workspace::slotToggleFloating()
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{
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Client *c = activeClient();
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if( tilingLayouts.value( c->desktop() ) )
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{
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tilingLayouts[ c->desktop() ]->toggleFloatTile( c );
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}
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}
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void Workspace::slotNextTileLayout()
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{
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if( tilingLayouts.value( currentDesktop() ) )
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{
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tilingLayouts.replace( currentDesktop(), TilingLayoutFactory::nextLayout( tilingLayouts[currentDesktop()] ) );
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tilingLayouts[currentDesktop()]->commit();
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}
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}
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void Workspace::slotPreviousTileLayout()
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{
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if( tilingLayouts.value( currentDesktop() ) )
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{
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tilingLayouts.replace( currentDesktop(), TilingLayoutFactory::previousLayout( tilingLayouts[currentDesktop()] ) );
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tilingLayouts[currentDesktop()]->commit();
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}
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}
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KDecorationDefines::Position Workspace::supportedTilingResizeMode( Client *c, KDecorationDefines::Position currentMode )
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{
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if( tilingLayouts.value( c->desktop() ) )
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{
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return tilingLayouts[c->desktop()]->resizeMode( c, currentMode );
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}
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return currentMode;
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}
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void Workspace::dumpTiles() const
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{
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foreach( TilingLayout *t, tilingLayouts )
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{
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if( !t ) {
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kDebug(1212) << "EMPTY DESKTOP";
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continue;
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}
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kDebug(1212) << "Desktop" << tilingLayouts.indexOf( t );
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foreach( Tile *tile, t->tiles() )
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{
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tile->dumpTile( "--" );
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}
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}
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}
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} // namespace
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