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

   1 /*****************************************************************************
   2  * timer.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2001 VideoLAN
   5  * $Id: timer.cpp,v 1.12 2003/03/30 19:56:11 gbazin Exp $
   6  *
   7  * Authors: Gildas Bazin <gbazin@netcourrier.com>
   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 <stdlib.h>                                      /* malloc(), free() */
  28 #include <errno.h>                                                 /* ENOMEM */
  29 #include <string.h>                                            /* strerror() */
  30 #include <stdio.h>
  31
  32 #include <vlc/vlc.h>
  33
  34 #ifdef WIN32                                                 /* mingw32 hack */
  35 #undef Yield
  36 #undef CreateDialog
  37 #endif
  38
  39 /* Let vlc take care of the i18n stuff */
  40 #define WXINTL_NO_GETTEXT_MACRO
  41
  42 #include <wx/wxprec.h>
  43 #include <wx/wx.h>
  44 #include <wx/timer.h>
  45
  46 #include <vlc/intf.h>
  47
  48 #include "wxwindows.h"
  49
  50 void DisplayStreamDate( wxControl *, intf_thread_t *, int );
  51
  52 /*****************************************************************************
  53  * Constructor.
  54  *****************************************************************************/
  55 Timer::Timer( intf_thread_t *_p_intf, Interface *_p_main_interface )
  56 {
  57     p_intf = _p_intf;
  58     p_main_interface = _p_main_interface;
  59     i_old_playing_status = PAUSE_S;
  60
  61     Start( 100 /*milliseconds*/, wxTIMER_CONTINUOUS );
  62 }
  63
  64 Timer::~Timer()
  65 {
  66 }
  67
  68 /*****************************************************************************
  69  * Private methods.
  70  *****************************************************************************/
  71 /*****************************************************************************
  72  * wxModeManage: actualise the aspect of the interface whenever the input
  73  * changes.
  74  *****************************************************************************
  75  * The lock has to be taken before you call the function.
  76  *****************************************************************************/
  77 static int wxModeManage( intf_thread_t * p_intf )
  78 {
  79     return 0;
  80 }
  81
  82 /*****************************************************************************
  83  * wxSetupMenus: function that generates title/chapter/audio/subpic
  84  * menus with help from preceding functions
  85  *****************************************************************************
  86  * Function called with the lock on stream
  87  *****************************************************************************/
  88 static int wxSetupMenus( intf_thread_t * p_intf )
  89 {
  90     return 0;
  91 }
  92
  93 /*****************************************************************************
  94  * Manage: manage main thread messages
  95  *****************************************************************************
  96  * In this function, called approx. 10 times a second, we check what the
  97  * main program wanted to tell us.
  98  *****************************************************************************/
  99 void Timer::Notify()
 100 {
 101     vlc_bool_t b_pace_control;
 102
 103     vlc_mutex_lock( &p_intf->change_lock );
 104
 105     /* If the "display popup" flag has changed */
 106     if( p_intf->b_menu_change )
 107     {
 108         p_main_interface->p_popup_menu =
 109             new PopupMenu( p_intf, p_main_interface );
 110         p_intf->b_menu_change = 0;
 111     }
 112
 113     /* Update the log window */
 114     p_intf->p_sys->p_messages_window->UpdateLog();
 115
 116     /* Update the playlist */
 117     p_intf->p_sys->p_playlist_window->Manage();
 118
 119     /* Update the input */
 120     if( p_intf->p_sys->p_input == NULL )
 121     {
 122         p_intf->p_sys->p_input = (input_thread_t *)vlc_object_find( p_intf,
 123                                                        VLC_OBJECT_INPUT,
 124                                                        FIND_ANYWHERE );
 125
 126         /* Show slider */
 127         if( p_intf->p_sys->p_input )
 128         {
 129             //if( p_intf->p_sys->p_input->stream.b_seekable )
 130             {
 131                 p_main_interface->slider_frame->Show();
 132                 p_main_interface->frame_sizer->Show(
 133                     p_main_interface->slider_frame );
 134                 p_main_interface->frame_sizer->Layout();
 135                 p_main_interface->frame_sizer->Fit( p_main_interface );
 136             }
 137
 138             p_main_interface->statusbar->SetStatusText(
 139                 p_intf->p_sys->p_input->psz_source, 1 );
 140
 141             p_main_interface->TogglePlayButton( PLAYING_S );
 142             i_old_playing_status = PLAYING_S;
 143         }
 144
 145         /* control buttons for free pace streams */
 146         b_pace_control = p_intf->p_sys->p_input->stream.b_pace_control;
 147
 148     }
 149     else if( p_intf->p_sys->p_input->b_dead )
 150     {
 151         /* Hide slider */
 152         //if( p_intf->p_sys->p_input->stream.b_seekable )
 153         {
 154             p_main_interface->slider_frame->Hide();
 155             p_main_interface->frame_sizer->Hide(
 156                 p_main_interface->slider_frame );
 157             p_main_interface->frame_sizer->Layout();
 158             p_main_interface->frame_sizer->Fit( p_main_interface );
 159
 160             p_main_interface->TogglePlayButton( PAUSE_S );
 161             i_old_playing_status = PAUSE_S;
 162         }
 163
 164         p_main_interface->statusbar->SetStatusText( "", 1 );
 165
 166         vlc_object_release( p_intf->p_sys->p_input );
 167         p_intf->p_sys->p_input = NULL;
 168     }
 169
 170     if( p_intf->p_sys->p_input )
 171     {
 172         input_thread_t *p_input = p_intf->p_sys->p_input;
 173
 174         vlc_mutex_lock( &p_input->stream.stream_lock );
 175
 176         if( !p_input->b_die )
 177         {
 178             /* New input or stream map change */
 179             p_intf->p_sys->b_playing = 1;
 180 #if 0
 181             if( p_input->stream.b_changed )
 182             {
 183                 wxModeManage( p_intf );
 184                 wxSetupMenus( p_intf );
 185                 p_intf->p_sys->b_playing = 1;
 186
 187                 p_main_interface->TogglePlayButton( PLAYING_S );
 188                 i_old_playing_status = PLAYING_S;
 189             }
 190 #endif
 191
 192             /* Manage the slider */
 193             if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
 194             {
 195                 stream_position_t position;
 196
 197                 /* Update the slider if the user isn't dragging it. */
 198                 if( p_intf->p_sys->b_slider_free )
 199                 {
 200                     /* Update the value */
 201                     vlc_mutex_unlock( &p_input->stream.stream_lock );
 202                     input_Tell( p_input, &position );
 203                     vlc_mutex_lock( &p_input->stream.stream_lock );
 204                     if( position.i_size )
 205                     {
 206                         p_intf->p_sys->i_slider_pos =
 207                         ( SLIDER_MAX_POS * position.i_tell ) / position.i_size;
 208
 209                         p_main_interface->slider->SetValue(
 210                             p_intf->p_sys->i_slider_pos );
 211
 212                         DisplayStreamDate( p_main_interface->slider_box,p_intf,
 213                                            p_intf->p_sys->i_slider_pos );
 214                     }
 215                 }
 216             }
 217
 218             if( p_intf->p_sys->i_part !=
 219                 p_input->stream.p_selected_area->i_part )
 220             {
 221                 p_intf->p_sys->b_chapter_update = 1;
 222                 wxSetupMenus( p_intf );
 223             }
 224
 225             /* Manage Playing status */
 226             if( i_old_playing_status != p_input->stream.control.i_status )
 227             {
 228                 if( p_input->stream.control.i_status == PAUSE_S )
 229                 {
 230                     p_main_interface->TogglePlayButton( PAUSE_S );
 231                 }
 232                 else
 233                 {
 234                     p_main_interface->TogglePlayButton( PLAYING_S );
 235                 }
 236                 i_old_playing_status = p_input->stream.control.i_status;
 237             }
 238         }
 239
 240         vlc_mutex_unlock( &p_input->stream.stream_lock );
 241     }
 242     else if( p_intf->p_sys->b_playing && !p_intf->b_die )
 243     {
 244         wxModeManage( p_intf );
 245         p_intf->p_sys->b_playing = 0;
 246         p_main_interface->TogglePlayButton( PAUSE_S );
 247         i_old_playing_status = PAUSE_S;
 248     }
 249
 250     if( p_intf->b_die )
 251     {
 252         vlc_mutex_unlock( &p_intf->change_lock );
 253
 254         /* Prepare to die, young Skywalker */
 255         p_main_interface->Close(TRUE);
 256         return;
 257     }
 258
 259     vlc_mutex_unlock( &p_intf->change_lock );
 260 }
 261
 262 /*****************************************************************************
 263  * DisplayStreamDate: display stream date
 264  *****************************************************************************
 265  * This function displays the current date related to the position in
 266  * the stream. It is called whenever the slider changes its value.
 267  * The lock has to be taken before you call the function.
 268  *****************************************************************************/
 269 void DisplayStreamDate( wxControl *p_slider_frame, intf_thread_t * p_intf ,
 270                         int i_pos )
 271 {
 272     if( p_intf->p_sys->p_input )
 273     {
 274 #define p_area p_intf->p_sys->p_input->stream.p_selected_area
 275         char psz_time[ OFFSETTOTIME_MAX_SIZE ];
 276
 277         p_slider_frame->SetLabel(
 278             input_OffsetToTime( p_intf->p_sys->p_input,
 279                                 psz_time,
 280                                 p_area->i_size * i_pos / SLIDER_MAX_POS ) );
 281 #undef p_area
 282      }
 283 }