152 lines
3.8 KiB
C++
152 lines
3.8 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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#include "tile.h"
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#include <assert.h>
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#include <QQueue>
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#include "client.h"
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#include "workspace.h"
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namespace KWin
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{
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Tile::Tile( Client *c, const QRect& area)
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: m_client(c),
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m_floating(false)
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{
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setGeometry(area);
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if( c )
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{
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m_prevGeom = c->geometry();
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}
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if( c && !c->isResizable() )
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floatTile();
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}
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/*
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* NOTE: Why isn't left/right/parent copied?
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* Because they might be deleted at any point, so we can't keep pointers to them
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* Also it doesn't make sense in the areas where copy is actually going to be used.
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* Since we will be getting a new parent and children.
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*/
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Tile::Tile( const Tile& orig )
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: m_client( orig.client() ),
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m_prevGeom( orig.m_prevGeom ),
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m_floating( orig.floating() )
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{
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setGeometry( orig.geometry() );
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}
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Tile::~Tile()
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{
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restorePreviousGeometry();
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m_client = NULL;
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}
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void Tile::commit()
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{
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m_client->setGeometry(geometry(), ForceGeometrySet);
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}
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void Tile::setGeometry(int x, int y, int w, int h)
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{
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QRect old = m_geom;
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m_geom.setTopLeft( QPoint(x, y) );
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m_geom.setWidth( w );
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m_geom.setHeight( h );
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if( old == m_geom )
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return;
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if( floating() )
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m_prevGeom = m_geom;
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}
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void Tile::floatTile()
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{
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if( floating() ) return;
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// note, order of setting m_floating to true
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// then calling restore is important
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// childGeometryChanged will check for ignoreGeometry()
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m_floating = true;
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restorePreviousGeometry();
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commit();
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client()->workspace()->notifyTilingWindowActivated( client() );
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// TODO: notify layout manager
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}
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void Tile::unfloatTile()
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{
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if( !floating() ) return;
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m_floating = false;
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m_prevGeom = m_client->geometry();
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setGeometry( m_client->workspace()->clientArea( PlacementArea, m_client ) );
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commit();
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// TODO: notify layout manager
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}
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void Tile::restorePreviousGeometry()
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{
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// why this check?
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// sometimes we remove a Tile, but don't want to remove the children
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// so the children are set to NULL. In this case leaf() will return
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// true but m_client will still be null
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if( !m_client ) return;
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if( m_prevGeom.isNull() )
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{
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QRect area = m_client->workspace()->clientArea( PlacementArea, m_client );
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m_client->workspace()->place( m_client, area );
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}
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else
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{
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m_client->setGeometry( m_prevGeom, ForceGeometrySet );
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}
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setGeometry( m_client->geometry() );
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}
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bool Tile::minimized() const
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{
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return m_client->isMinimized();
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}
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void Tile::focus()
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{
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m_client->workspace()->activateClient( m_client, true );
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}
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void Tile::dumpTile(const QString& indent ) const
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{
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kDebug(1212) << indent << m_client
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<< ( floating() ? "floating" : "not floating" )
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<< ( ignoreGeometry() ? "ignored" : "tiled" )
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<< m_geom ;
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}
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}
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