git.sesse.net Git - vlc/blob - modules/gui/wxwidgets/timer.cpp

   1 /*****************************************************************************
   2  * timer.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2005 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include "timer.hpp"
  28 #include "input_manager.hpp"
  29 #include "interface.hpp"
  30 #include "vlc_meta.h"
  31
  32 //void DisplayStreamDate( wxControl *, intf_thread_t *, int );
  33
  34 /* Callback prototypes */
  35 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
  36                         vlc_value_t old_val, vlc_value_t new_val, void *param );
  37 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
  38                        vlc_value_t old_val, vlc_value_t new_val, void *param );
  39
  40 /*****************************************************************************
  41  * Constructor.
  42  *****************************************************************************/
  43 Timer::Timer( intf_thread_t *_p_intf, Interface *_p_main_interface )
  44 {
  45     p_intf = _p_intf;
  46     p_main_interface = _p_main_interface;
  47     b_init = 0;
  48
  49     /* Register callback for the intf-popupmenu variable */
  50     playlist_t *p_playlist =
  51         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  52                                        FIND_ANYWHERE );
  53     if( p_playlist != NULL )
  54     {
  55         var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  56         var_AddCallback( p_playlist, "intf-show", IntfShowCB, p_intf );
  57         vlc_object_release( p_playlist );
  58     }
  59
  60     Start( 100 /*milliseconds*/, wxTIMER_CONTINUOUS );
  61 }
  62
  63 Timer::~Timer()
  64 {
  65     /* Unregister callback */
  66     playlist_t *p_playlist =
  67         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  68                                        FIND_ANYWHERE );
  69     if( p_playlist != NULL )
  70     {
  71         var_DelCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  72         var_DelCallback( p_playlist, "intf-show", IntfShowCB, p_intf );
  73         vlc_object_release( p_playlist );
  74     }
  75 }
  76
  77 /*****************************************************************************
  78  * Private methods.
  79  *****************************************************************************/
  80
  81 /*****************************************************************************
  82  * Manage: manage main thread messages
  83  *****************************************************************************
  84  * In this function, called approx. 10 times a second, we check what the
  85  * main program wanted to tell us.
  86  *****************************************************************************/
  87 void Timer::Notify()
  88 {
  89 #if defined( __WXMSW__ ) /* Work-around a bug with accelerators */
  90     if( !b_init )
  91     {
  92         p_main_interface->Init();
  93         b_init = VLC_TRUE;
  94     }
  95 #endif
  96
  97     vlc_mutex_lock( &p_intf->change_lock );
  98
  99     /* Call update */
 100     p_main_interface->input_manager->Update();
 101
 102     if( p_main_interface->input_manager->IsPlaying() )
 103     {
 104         /* Take care of the volume, etc... */
 105         p_main_interface->Update();
 106     }
 107
 108     /* Show the interface, if requested */
 109     if( p_intf->p_sys->b_intf_show )
 110     {
 111         p_main_interface->Raise();
 112         p_intf->p_sys->b_intf_show = VLC_FALSE;
 113     }
 114
 115     if( p_intf->b_die )
 116     {
 117         vlc_mutex_unlock( &p_intf->change_lock );
 118
 119         /* Prepare to die, young Skywalker */
 120         p_main_interface->Close(TRUE);
 121         return;
 122     }
 123
 124     vlc_mutex_unlock( &p_intf->change_lock );
 125 }
 126
 127 /*****************************************************************************
 128  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 129  *  We don't show the menu directly here because we don't want the
 130  *  caller to block for a too long time.
 131  *****************************************************************************/
 132 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 133                         vlc_value_t old_val, vlc_value_t new_val, void *param )
 134 {
 135     intf_thread_t *p_intf = (intf_thread_t *)param;
 136
 137     if( p_intf->p_sys->pf_show_dialog )
 138     {
 139         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
 140                                        new_val.b_bool, 0 );
 141     }
 142
 143     return VLC_SUCCESS;
 144 }
 145
 146
 147 /*****************************************************************************
 148  * IntfShowCB: callback triggered by the intf-show playlist variable.
 149  *****************************************************************************/
 150 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
 151                        vlc_value_t old_val, vlc_value_t new_val, void *param )
 152 {
 153     intf_thread_t *p_intf = (intf_thread_t *)param;
 154     p_intf->p_sys->b_intf_show = VLC_TRUE;
 155
 156     return VLC_SUCCESS;
 157 }