top_window.hpp
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上传日期:2009-03-27
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- /*****************************************************************************
- * top_window.hpp
- *****************************************************************************
- * Copyright (C) 2003 VideoLAN
- * $Id: top_window.hpp 7259 2004-04-03 11:30:26Z ipkiss $
- *
- * Authors: Cyril Deguet <asmax@via.ecp.fr>
- * Olivier Teuli鑢e <ipkiss@via.ecp.fr>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
- *****************************************************************************/
- #ifndef TOP_WINDOW_HPP
- #define TOP_WINDOW_HPP
- #include "generic_window.hpp"
- #include "../utils/pointer.hpp"
- #include <list>
- class OSWindow;
- class OSGraphics;
- class GenericLayout;
- class CtrlGeneric;
- class WindowManager;
- /// Class to handle top-level windows
- class TopWindow: public GenericWindow
- {
- private:
- friend class WindowManager;
- public:
- TopWindow( intf_thread_t *pIntf, int xPos, int yPos,
- WindowManager &rWindowManager,
- bool dragDrop, bool playOnDrop );
- virtual ~TopWindow();
- /// Methods to process OS events.
- virtual void processEvent( EvtFocus &rEvtFocus );
- virtual void processEvent( EvtMotion &rEvtMotion );
- virtual void processEvent( EvtMouse &rEvtMouse );
- virtual void processEvent( EvtLeave &rEvtLeave );
- virtual void processEvent( EvtKey &rEvtKey );
- virtual void processEvent( EvtScroll &rEvtScroll );
- /// Forward an event to a control
- virtual void forwardEvent( EvtGeneric &rEvt, CtrlGeneric &rCtrl );
- // Refresh an area of the window
- virtual void refresh( int left, int top, int width, int height );
- /// Get the active layout
- virtual const GenericLayout& getActiveLayout() const;
- /// Update the shape of the window from the active layout
- virtual void updateShape();
- /// Called by a control that wants to capture the mouse
- virtual void onControlCapture( const CtrlGeneric &rCtrl );
- /// Called by a control that wants to release the mouse
- virtual void onControlRelease( const CtrlGeneric &rCtrl );
- /// Called by a control when its tooltip changed
- virtual void onTooltipChange( const CtrlGeneric &rCtrl );
- protected:
- /// Actually show the window
- virtual void innerShow();
- private:
- /// Change the active layout
- virtual void setActiveLayout( GenericLayout *pLayout );
- /// Window manager
- WindowManager &m_rWindowManager;
- /// Current active layout of the window
- GenericLayout *m_pActiveLayout;
- /// Last control on which the mouse was over
- CtrlGeneric *m_pLastHitControl;
- /// Control that has captured the mouse
- CtrlGeneric *m_pCapturingControl;
- /// Control that has the focus
- CtrlGeneric *m_pFocusControl;
- /// Current key modifier (also used for mouse)
- int m_currModifier;
- /// Find the uppest control in the layout hit by the mouse, and send
- /// it an enter event if needed
- CtrlGeneric *findHitControl( int xPos, int yPos );
- /// Update the lastHitControl pointer and send a leave event to the
- /// right control
- void setLastHit( CtrlGeneric *pNewHitControl );
- };
- typedef CountedPtr<TopWindow> TopWindowPtr;
- #endif