modules/gui/skins2/controls/ctrl_resize.hpp

   1 /*****************************************************************************
   2  * ctrl_resize.hpp
   3  *****************************************************************************
   4  * Copyright (C) 2003 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Cyril Deguet     <asmax@via.ecp.fr>
   8  *          Olivier Teulière <ipkiss@via.ecp.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License along
  21  * with this program; if not, write to the Free Software Foundation, Inc.,
  22  * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 #ifndef CTRL_RESIZE_HPP
  26 #define CTRL_RESIZE_HPP
  27
  28 #include "ctrl_flat.hpp"
  29 #include "../commands/cmd_generic.hpp"
  30 #include "../src/window_manager.hpp"
  31 #include "../utils/fsm.hpp"
  32
  33 class WindowManager;
  34
  35
  36 /// Control decorator for resizing windows
  37 class CtrlResize: public CtrlFlat
  38 {
  39 public:
  40     CtrlResize( intf_thread_t *pIntf, WindowManager &rWindowManager,
  41                 CtrlFlat &rCtrl, GenericLayout &rLayout,
  42                 const UString &rHelp, VarBool *pVisible,
  43                 WindowManager::Direction_t direction );
  44     virtual ~CtrlResize() { }
  45
  46     /// Handle an event
  47     virtual void handleEvent( EvtGeneric &rEvent );
  48
  49     /// Check whether coordinates are inside the decorated control
  50     virtual bool mouseOver( int x, int y ) const;
  51
  52     /// Draw the control on the given graphics
  53     virtual void draw( OSGraphics &rImage, int xDest, int yDest, int w, int h );
  54
  55     /// Set the position and the associated layout of the decorated control
  56     virtual void setLayout( GenericLayout *pLayout,
  57                             const Position &rPosition );
  58     virtual void unsetLayout();
  59
  60     /// Get the position of the decorated control in the layout, if any
  61     virtual const Position *getPosition() const;
  62
  63     /// Method called when the control is resized
  64     virtual void onResize();
  65
  66     /// Get the type of control (custom RTTI)
  67     virtual string getType() const { return m_rCtrl.getType(); }
  68
  69 private:
  70     FSM m_fsm;
  71     /// Window manager
  72     WindowManager &m_rWindowManager;
  73     /// Decorated CtrlFlat
  74     CtrlFlat &m_rCtrl;
  75     /// The layout resized by this control
  76     GenericLayout &m_rLayout;
  77     /// The last received event
  78     EvtGeneric *m_pEvt;
  79     /// Position of the click that started the resizing
  80     int m_xPos, m_yPos;
  81     /// Direction of the resizing
  82     WindowManager::Direction_t m_direction;
  83
  84     /// Change the cursor, based on the given direction
  85     void changeCursor( WindowManager::Direction_t direction ) const;
  86
  87     /// Callback objects
  88     DEFINE_CALLBACK( CtrlResize, OutStill )
  89     DEFINE_CALLBACK( CtrlResize, StillOut )
  90     DEFINE_CALLBACK( CtrlResize, StillStill )
  91     DEFINE_CALLBACK( CtrlResize, StillResize )
  92     DEFINE_CALLBACK( CtrlResize, ResizeStill )
  93     DEFINE_CALLBACK( CtrlResize, ResizeResize )
  94
  95     // Size of the layout, before resizing
  96     int m_width, m_height;
  97 };
  98
  99 #endif
 100