tooltip.hpp
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上传日期:2009-03-27
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- /*****************************************************************************
- * tooltip.hpp
- *****************************************************************************
- * Copyright (C) 2003 VideoLAN
- * $Id: tooltip.hpp 6961 2004-03-05 17:34:23Z sam $
- *
- * 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 TOOLTIP_HPP
- #define TOOLTIP_HPP
- #include "../utils/var_text.hpp"
- class GenericFont;
- class OSTooltip;
- class OSTimer;
- class OSGraphics;
- class UString;
- class Tooltip: public SkinObject, public Observer<VarText>
- {
- public:
- /// Create a tooltip with the given font and delay (in milliseconds)
- Tooltip( intf_thread_t *pIntf, const GenericFont &rFont, int delay );
- virtual ~Tooltip();
- /// Draw the tooltip and show it after the delay
- void show();
- /// Hide the tooltip and cancel the timer if a tooltip is waiting for
- /// display
- void hide();
- private:
- /// Font
- const GenericFont &m_rFont;
- /// Delay before popping the tooltip
- int m_delay;
- /// Timer to wait before showing the tooltip
- OSTimer *m_pTimer;
- /// OS specific tooltip window
- OSTooltip *m_pOsTooltip;
- /// Image of the tooltip
- OSGraphics *m_pImage;
- /// Position of the tooltip
- int m_xPos, m_yPos;
- /// Method called when the observed variable is modified
- virtual void onUpdate( Subject<VarText> &rVariable );
- /// Display text of the tooltip
- void displayText( const UString &rText );
- /// Build m_pImage with the given text
- void makeImage( const UString &rText );
- /// Show the tooltip window
- static void doShow( SkinObject *pObj );
- };
- #endif