146 lines
4.1 KiB
C++
146 lines
4.1 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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#ifndef KWIN_TILINGLAYOUT_H
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#define KWIN_TILINGLAYOUT_H
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#include <QRect>
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#include <QList>
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#include "lib/kdecoration.h"
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namespace KWin
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{
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class Workspace;
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class Client;
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class Tile;
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class TilingLayout
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{
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public:
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TilingLayout( Workspace *w );
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virtual ~TilingLayout();
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/**
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* Reimplement this to decide how the client(s) should
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* be resized.
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* Return true if an actual resize was attempted, false if not ( for whatever reason )
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*/
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virtual bool clientResized( Client *c, const QRect &moveResizeGeom, const QRect &orig );
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void clientMoved( Client *c, const QRect &moveResizeGeom, const QRect &orig );
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void clientMinimizeToggled( Client *c );
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void commit();
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void setLayoutType( int t );
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int layoutType() const;
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void addTile( Tile *t );
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void addTile( Client *c );
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void removeTile( Tile *t );
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void removeTile( Client *c );
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void toggleFloatTile( Client *c );
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void swapTiles( Tile *a, Tile *b );
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void reconfigureTiling();
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/**
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* All tiling layouts do not allow the user to manually
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* resize clients. This method will be called when the user
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* attempts a resize. Return any valid position to allow
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* resizing in that direction. currentMode will be the direction
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* of resize attempted by the user. You do not have to return the same value.
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* If you do not want to allow resizing at all, or you do not
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* want to allow resizing for this client, then return KDecorationDefines::PositionCenter.
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*/
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virtual KDecorationDefines::Position resizeMode( Client *c, KDecorationDefines::Position currentMode ) const;
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const QList<Tile *>& tiles() const;
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Tile* findTile( Client *c ) const;
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protected:
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/**
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* Get a pointer to the Workspace.
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*/
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Workspace * workspace() const;
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/**
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* Get a area in which the Tile can be placed.
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*/
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const QRect layoutArea( Tile *t ) const;
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/**
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* Hooks called after a tile is added to
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* layout and before it is removed.
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*/
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// currently only required by floating layout
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virtual void postAddTile( Tile *t );
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virtual void preRemoveTile( Tile *t );
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private:
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int findTilePos( Client *c ) const;
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virtual void arrange( QRect wgeom ) = 0;
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void addTileNoArrange( Tile *t );
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void removeTileNoArrange( Tile *t );
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Tile* findTileBelowPoint( const QPoint &p ) const;
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QList<Tile *> m_tiles;
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int m_layoutType;
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Workspace *m_workspace;
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friend class TilingLayoutFactory;
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};
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inline void TilingLayout::setLayoutType( int t )
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{
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m_layoutType = t;
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}
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inline int TilingLayout::layoutType() const
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{
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return m_layoutType;
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}
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inline const QList<Tile *>& TilingLayout::tiles() const
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{
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return m_tiles;
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}
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inline Workspace* TilingLayout::workspace() const
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{
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return m_workspace;
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}
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inline void TilingLayout::postAddTile( Tile *t )
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{
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Q_UNUSED( t )
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}
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inline void TilingLayout::preRemoveTile( Tile *t )
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{
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Q_UNUSED( t )
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}
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} // end namespace
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#endif
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