os_factory.hpp
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上传日期:2020-07-06
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midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * os_factory.hpp
- *****************************************************************************
- * Copyright (C) 2003 the VideoLAN team
- * $Id: c16d52ef4afb996c6f6a23ee6f9fdc346278a471 $
- *
- * Authors: Cyril Deguet <asmax@via.ecp.fr>
- * Olivier Teulière <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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
- #ifndef OS_FACTORY_HPP
- #define OS_FACTORY_HPP
- #include "skin_common.hpp"
- #include "../utils/position.hpp"
- #include <string>
- #include <list>
- class GenericWindow;
- class CmdGeneric;
- class OSBitmap;
- class OSGraphics;
- class OSLoop;
- class OSWindow;
- class OSTooltip;
- class OSPopup;
- class OSTimer;
- /// Abstract factory used to instantiate OS specific objects.
- class OSFactory: public SkinObject
- {
- public:
- enum CursorType_t
- {
- kDefaultArrow,
- kResizeNS,
- kResizeWE,
- kResizeNWSE,
- kResizeNESW
- };
- /**
- * Initialization method overloaded in derived classes.
- * It must return false if the init failed.
- */
- virtual bool init() { return true; }
- /**
- * Get the right instance of OSFactory.
- * Returns NULL if initialization of the concrete factory failed.
- */
- static OSFactory *instance( intf_thread_t *pIntf );
- /// Delete the instance of OSFactory
- static void destroy( intf_thread_t *pIntf );
- /// Instantiate an object OSGraphics
- virtual OSGraphics *createOSGraphics( int width, int height ) = 0;
- /// Get the instance of the singleton OSLoop
- virtual OSLoop *getOSLoop() = 0;
- /// Destroy the instance of OSLoop
- virtual void destroyOSLoop() = 0;
- /// Minimize all the windows
- virtual void minimize() = 0;
- /// Restore the minimized windows
- virtual void restore() = 0;
- /// Add an icon in the system tray
- virtual void addInTray() = 0;
- /// Remove the icon from the system tray
- virtual void removeFromTray() = 0;
- /// Show the task in the task bar
- virtual void addInTaskBar() = 0;
- /// Remove the task from the task bar
- virtual void removeFromTaskBar() = 0;
- /// Instantiate an OSTimer with the given command
- virtual OSTimer *createOSTimer( CmdGeneric &rCmd ) = 0;
- /// Instantiate an object OSWindow
- virtual OSWindow *createOSWindow( GenericWindow &rWindow,
- bool dragDrop, bool playOnDrop,
- OSWindow *pParent ) = 0;
- /// Instantiate an object OSTooltip
- virtual OSTooltip *createOSTooltip() = 0;
- /// Instantiate an object OSPopup
- virtual OSPopup *createOSPopup() = 0;
- /// Get the directory separator
- virtual const string &getDirSeparator() const = 0;
- /// Get the resource path
- virtual const list<string> &getResourcePath() const = 0;
- /// Get the screen size
- virtual int getScreenWidth() const = 0;
- virtual int getScreenHeight() const = 0;
- /// Get the work area (screen area without taskbars)
- virtual SkinsRect getWorkArea() const = 0;
- /// Get the position of the mouse
- virtual void getMousePos( int &rXPos, int &rYPos ) const = 0;
- /// Change the cursor
- virtual void changeCursor( CursorType_t type ) const = 0;
- /// Delete a directory recursively
- virtual void rmDir( const string &rPath ) = 0;
- protected:
- // Protected because it's a singleton
- OSFactory( intf_thread_t* pIntf ): SkinObject( pIntf ) {}
- virtual ~OSFactory() {}
- };
- #endif