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 1.11 2003/03/26 00:56:22 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_mutex_lock( &p_intf->change_lock );
 102
 103     /* If the "display popup" flag has changed */
 104     if( p_intf->b_menu_change )
 105     {
 106         p_main_interface->p_popup_menu =
 107             new PopupMenu( p_intf, p_main_interface );
 108         p_intf->b_menu_change = 0;
 109     }
 110
 111     /* Update the log window */
 112     p_intf->p_sys->p_messages_window->UpdateLog();
 113
 114     /* Update the playlist */
 115     p_intf->p_sys->p_playlist_window->Manage();
 116
 117     /* Update the input */
 118     if( p_intf->p_sys->p_input == NULL )
 119     {
 120         p_intf->p_sys->p_input = (input_thread_t *)vlc_object_find( p_intf,
 121                                                        VLC_OBJECT_INPUT,
 122                                                        FIND_ANYWHERE );
 123         /* Show slider */
 124         if(p_intf->p_sys->p_input)
 125         {
 126             p_main_interface->frame_sizer->Add(
 127                 p_main_interface->slider_frame, 1, wxGROW, 0 );
 128             p_main_interface->slider_frame->Show();
 129             p_main_interface->frame_sizer->Layout();
 130             p_main_interface->frame_sizer->Fit( p_main_interface );
 131             p_main_interface->statusbar->SetStatusText(
 132                 p_intf->p_sys->p_input->psz_source, 1 );
 133
 134             p_main_interface->TogglePlayButton( PLAYING_S );
 135             i_old_playing_status = PLAYING_S;
 136         }
 137     }
 138     else if( p_intf->p_sys->p_input->b_dead )
 139     {
 140         /* Hide slider */
 141         if(p_intf->p_sys->p_input)
 142         {
 143             p_main_interface->slider_frame->Hide();
 144             p_main_interface->frame_sizer->Remove(
 145                 p_main_interface->slider_frame );
 146             p_main_interface->frame_sizer->Layout();
 147             p_main_interface->frame_sizer->Fit( p_main_interface );
 148
 149             p_main_interface->TogglePlayButton( PAUSE_S );
 150             i_old_playing_status = PAUSE_S;
 151         }
 152
 153         p_main_interface->statusbar->SetStatusText( "", 1 );
 154
 155         vlc_object_release( p_intf->p_sys->p_input );
 156         p_intf->p_sys->p_input = NULL;
 157     }
 158
 159     if( p_intf->p_sys->p_input )
 160     {
 161         input_thread_t *p_input = p_intf->p_sys->p_input;
 162
 163         vlc_mutex_lock( &p_input->stream.stream_lock );
 164
 165         if( !p_input->b_die )
 166         {
 167             /* New input or stream map change */
 168             p_intf->p_sys->b_playing = 1;
 169 #if 0
 170             if( p_input->stream.b_changed )
 171             {
 172                 wxModeManage( p_intf );
 173                 wxSetupMenus( p_intf );
 174                 p_intf->p_sys->b_playing = 1;
 175
 176                 p_main_interface->TogglePlayButton( PLAYING_S );
 177                 i_old_playing_status = PLAYING_S;
 178             }
 179 #endif
 180
 181             /* Manage the slider */
 182             if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
 183             {
 184
 185                 stream_position_t position;
 186
 187                 /* Update the slider if the user isn't dragging it. */
 188                 if( p_intf->p_sys->b_slider_free )
 189                 {
 190                     /* Update the value */
 191                     vlc_mutex_unlock( &p_input->stream.stream_lock );
 192                     input_Tell( p_input, &position );
 193                     vlc_mutex_lock( &p_input->stream.stream_lock );
 194                     p_intf->p_sys->i_slider_pos =
 195                         ( SLIDER_MAX_POS * position.i_tell ) / position.i_size;
 196
 197                     p_main_interface->slider->SetValue(
 198                         p_intf->p_sys->i_slider_pos );
 199
 200                     DisplayStreamDate( p_main_interface->slider_box,
 201                                        p_intf,
 202                                        p_intf->p_sys->i_slider_pos );
 203                 }
 204             }
 205
 206             if( p_intf->p_sys->i_part !=
 207                 p_input->stream.p_selected_area->i_part )
 208             {
 209                 p_intf->p_sys->b_chapter_update = 1;
 210                 wxSetupMenus( p_intf );
 211             }
 212
 213             /* Manage Playing status */
 214             if( i_old_playing_status != p_input->stream.control.i_status )
 215             {
 216                 if( p_input->stream.control.i_status == PAUSE_S )
 217                 {
 218                     p_main_interface->TogglePlayButton( PAUSE_S );
 219                 }
 220                 else
 221                 {
 222                     p_main_interface->TogglePlayButton( PLAYING_S );
 223                 }
 224                 i_old_playing_status = p_input->stream.control.i_status;
 225             }
 226         }
 227
 228         vlc_mutex_unlock( &p_input->stream.stream_lock );
 229     }
 230     else if( p_intf->p_sys->b_playing && !p_intf->b_die )
 231     {
 232         wxModeManage( p_intf );
 233         p_intf->p_sys->b_playing = 0;
 234         p_main_interface->TogglePlayButton( PAUSE_S );
 235         i_old_playing_status = PAUSE_S;
 236     }
 237
 238     if( p_intf->b_die )
 239     {
 240         vlc_mutex_unlock( &p_intf->change_lock );
 241
 242         /* Prepare to die, young Skywalker */
 243         p_main_interface->Close(TRUE);
 244         return;
 245     }
 246
 247     vlc_mutex_unlock( &p_intf->change_lock );
 248 }
 249
 250 /*****************************************************************************
 251  * DisplayStreamDate: display stream date
 252  *****************************************************************************
 253  * This function displays the current date related to the position in
 254  * the stream. It is called whenever the slider changes its value.
 255  * The lock has to be taken before you call the function.
 256  *****************************************************************************/
 257 void DisplayStreamDate( wxControl *p_slider_frame, intf_thread_t * p_intf ,
 258                         int i_pos )
 259 {
 260     if( p_intf->p_sys->p_input )
 261     {
 262 #define p_area p_intf->p_sys->p_input->stream.p_selected_area
 263         char psz_time[ OFFSETTOTIME_MAX_SIZE ];
 264
 265         p_slider_frame->SetLabel(
 266             input_OffsetToTime( p_intf->p_sys->p_input,
 267                                 psz_time,
 268                                 p_area->i_size * i_pos / SLIDER_MAX_POS ) );
 269 #undef p_area
 270      }
 271 }