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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, 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     var_AddCallback( p_intf->p_libvlc, "intf-show", IntfShowCB, p_intf );
  50
  51     /* Register callback for the intf-popupmenu variable */
  52     playlist_t *p_playlist =
  53         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  54                                        FIND_ANYWHERE );
  55     if( p_playlist != NULL )
  56     {
  57         var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  58         vlc_object_release( p_playlist );
  59     }
  60
  61     Start( 100 /*milliseconds*/, wxTIMER_CONTINUOUS );
  62 }
  63
  64 Timer::~Timer()
  65 {
  66     var_DelCallback( p_intf->p_libvlc, "intf-show", IntfShowCB, p_intf );
  67
  68     /* Unregister callback */
  69     playlist_t *p_playlist =
  70         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  71                                        FIND_ANYWHERE );
  72     if( p_playlist != NULL )
  73     {
  74         var_DelCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  75         vlc_object_release( p_playlist );
  76     }
  77 }
  78
  79 /*****************************************************************************
  80  * Private methods.
  81  *****************************************************************************/
  82
  83 /*****************************************************************************
  84  * Manage: manage main thread messages
  85  *****************************************************************************
  86  * In this function, called approx. 10 times a second, we check what the
  87  * main program wanted to tell us.
  88  *****************************************************************************/
  89 void Timer::Notify()
  90 {
  91 #if defined( __WXMSW__ ) /* Work-around a bug with accelerators */
  92     if( !b_init )
  93     {
  94         p_main_interface->Init();
  95         b_init = true;
  96     }
  97 #endif
  98
  99     vlc_mutex_lock( &p_intf->change_lock );
 100
 101     /* Call update */
 102     p_main_interface->input_manager->Update();
 103     p_main_interface->Update();
 104
 105     /* Show the interface, if requested */
 106     if( p_intf->p_sys->b_intf_show )
 107     {
 108         p_main_interface->Raise();
 109         p_main_interface->Show();
 110         p_intf->p_sys->b_intf_show = false;
 111     }
 112
 113     if( intf_ShouldDie( p_intf ) )
 114     {
 115         vlc_mutex_unlock( &p_intf->change_lock );
 116
 117         /* Prepare to die, young Skywalker */
 118         p_main_interface->Close(TRUE);
 119         return;
 120     }
 121
 122     vlc_mutex_unlock( &p_intf->change_lock );
 123 }
 124
 125 /*****************************************************************************
 126  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 127  *  We don't show the menu directly here because we don't want the
 128  *  caller to block for a too long time.
 129  *****************************************************************************/
 130 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 131                         vlc_value_t old_val, vlc_value_t new_val, void *param )
 132 {
 133     intf_thread_t *p_intf = (intf_thread_t *)param;
 134
 135     if( p_intf->p_sys->pf_show_dialog )
 136     {
 137         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
 138                                        new_val.b_bool, 0 );
 139     }
 140
 141     return VLC_SUCCESS;
 142 }
 143
 144
 145 /*****************************************************************************
 146  * IntfShowCB: callback triggered by the intf-show playlist variable.
 147  *****************************************************************************/
 148 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
 149                        vlc_value_t old_val, vlc_value_t new_val, void *param )
 150 {
 151     intf_thread_t *p_intf = (intf_thread_t *)param;
 152     p_intf->p_sys->b_intf_show = true;
 153
 154     return VLC_SUCCESS;
 155 }