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

   1 /*****************************************************************************
   2  * timer.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2003 VideoLAN
   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 <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 #include <vlc/aout.h>
  34 #include <vlc/intf.h>
  35
  36 #include "wxwindows.h"
  37 #include <wx/timer.h>
  38
  39 //void DisplayStreamDate( wxControl *, intf_thread_t *, int );
  40
  41 /* Callback prototypes */
  42 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
  43                         vlc_value_t old_val, vlc_value_t new_val, void *param );
  44 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
  45                        vlc_value_t old_val, vlc_value_t new_val, void *param );
  46
  47 /*****************************************************************************
  48  * Constructor.
  49  *****************************************************************************/
  50 Timer::Timer( intf_thread_t *_p_intf, Interface *_p_main_interface )
  51 {
  52     p_intf = _p_intf;
  53     p_main_interface = _p_main_interface;
  54     b_init = 0;
  55     i_old_playing_status = PAUSE_S;
  56     i_old_rate = INPUT_RATE_DEFAULT;
  57
  58     /* Register callback for the intf-popupmenu variable */
  59     playlist_t *p_playlist =
  60         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  61                                        FIND_ANYWHERE );
  62     if( p_playlist != NULL )
  63     {
  64         var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  65         var_AddCallback( p_playlist, "intf-show", IntfShowCB, p_intf );
  66         vlc_object_release( p_playlist );
  67     }
  68
  69     Start( 100 /*milliseconds*/, wxTIMER_CONTINUOUS );
  70 }
  71
  72 Timer::~Timer()
  73 {
  74     /* Unregister callback */
  75     playlist_t *p_playlist =
  76         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  77                                        FIND_ANYWHERE );
  78     if( p_playlist != NULL )
  79     {
  80         var_DelCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  81         var_DelCallback( p_playlist, "intf-show", IntfShowCB, p_intf );
  82         vlc_object_release( p_playlist );
  83     }
  84 }
  85
  86 /*****************************************************************************
  87  * Private methods.
  88  *****************************************************************************/
  89
  90 /*****************************************************************************
  91  * Manage: manage main thread messages
  92  *****************************************************************************
  93  * In this function, called approx. 10 times a second, we check what the
  94  * main program wanted to tell us.
  95  *****************************************************************************/
  96 void Timer::Notify()
  97 {
  98 #if defined( __WXMSW__ ) /* Work-around a bug with accelerators */
  99     if( !b_init )
 100     {
 101         p_main_interface->Init();
 102         b_init = VLC_TRUE;
 103     }
 104 #endif
 105
 106     vlc_mutex_lock( &p_intf->change_lock );
 107
 108     /* Update the input */
 109     if( p_intf->p_sys->p_input == NULL )
 110     {
 111         p_intf->p_sys->p_input =
 112             (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 113                                                FIND_ANYWHERE );
 114
 115         /* Refresh interface */
 116         if( p_intf->p_sys->p_input )
 117         {
 118             p_main_interface->slider->SetValue( 0 );
 119             b_old_seekable = VLC_FALSE;
 120
 121             p_main_interface->statusbar->SetStatusText(
 122                 wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 123
 124             p_main_interface->TogglePlayButton( PLAYING_S );
 125             i_old_playing_status = PLAYING_S;
 126         }
 127     }
 128     else if( p_intf->p_sys->p_input->b_dead )
 129     {
 130         /* Hide slider */
 131         p_main_interface->slider_frame->Hide();
 132         p_main_interface->frame_sizer->Hide(
 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         p_main_interface->TogglePlayButton( PAUSE_S );
 138         i_old_playing_status = PAUSE_S;
 139
 140         p_main_interface->statusbar->SetStatusText( wxT(""), 0 );
 141         p_main_interface->statusbar->SetStatusText( wxT(""), 2 );
 142
 143         vlc_object_release( p_intf->p_sys->p_input );
 144         p_intf->p_sys->p_input = NULL;
 145     }
 146
 147
 148     if( p_intf->p_sys->p_input )
 149     {
 150         input_thread_t *p_input = p_intf->p_sys->p_input;
 151         vlc_value_t val;
 152
 153         if( !p_input->b_die )
 154         {
 155             vlc_value_t pos;
 156
 157             /* New input or stream map change */
 158             p_intf->p_sys->b_playing = 1;
 159
 160             /* Manage the slider */
 161             /* FIXME --fenrir */
 162             /* Change the name of b_old_seekable into b_show_bar or something like that */
 163             var_Get( p_input, "position", &pos );
 164
 165             if( !b_old_seekable )
 166             {
 167                 if( pos.f_float > 0.0 )
 168                 {
 169                     /* Done like this, as it's the only way to know if the slider
 170                      * has to be displayed */
 171                     b_old_seekable = VLC_TRUE;
 172                     p_main_interface->slider_frame->Show();
 173                     p_main_interface->frame_sizer->Show(
 174                         p_main_interface->slider_frame );
 175                     p_main_interface->frame_sizer->Layout();
 176                     p_main_interface->frame_sizer->Fit( p_main_interface );
 177
 178                 }
 179             }
 180
 181             if( p_intf->p_sys->b_playing && b_old_seekable )
 182             {
 183                 /* Update the slider if the user isn't dragging it. */
 184                 if( p_intf->p_sys->b_slider_free )
 185                 {
 186                     char psz_time[ MSTRTIME_MAX_SIZE ];
 187                     char psz_total[ MSTRTIME_MAX_SIZE ];
 188                     vlc_value_t time;
 189                     mtime_t i_seconds;
 190
 191                     /* Update the value */
 192                     if( pos.f_float >= 0.0 )
 193                     {
 194                         p_intf->p_sys->i_slider_pos =
 195                             (int)(SLIDER_MAX_POS * pos.f_float);
 196
 197                         p_main_interface->slider->SetValue(
 198                             p_intf->p_sys->i_slider_pos );
 199
 200                         var_Get( p_intf->p_sys->p_input, "time", &time );
 201                         i_seconds = time.i_time / 1000000;
 202                         secstotimestr ( psz_time, i_seconds );
 203
 204                         var_Get( p_intf->p_sys->p_input, "length",  &time );
 205                         i_seconds = time.i_time / 1000000;
 206                         secstotimestr ( psz_total, i_seconds );
 207
 208                         p_main_interface->statusbar->SetStatusText(
 209                             wxU(psz_time) + wxString(wxT(" / ")) +
 210                             wxU(psz_total), 0 );
 211                     }
 212                 }
 213             }
 214 #if 0
 215         vlc_mutex_lock( &p_input->stream.stream_lock );
 216             if( p_intf->p_sys->p_input->stream.b_seekable && !b_old_seekable )
 217             {
 218                 /* Done like this because b_seekable is set slightly after
 219                  * the new input object is available. */
 220                 b_old_seekable = VLC_TRUE;
 221                 p_main_interface->slider_frame->Show();
 222                 p_main_interface->frame_sizer->Show(
 223                     p_main_interface->slider_frame );
 224                 p_main_interface->frame_sizer->Layout();
 225                 p_main_interface->frame_sizer->Fit( p_main_interface );
 226             }
 227             if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
 228             {
 229                 /* Update the slider if the user isn't dragging it. */
 230                 if( p_intf->p_sys->b_slider_free )
 231                 {
 232                     vlc_value_t pos;
 233                     char psz_time[ MSTRTIME_MAX_SIZE ];
 234                     char psz_total[ MSTRTIME_MAX_SIZE ];
 235                     vlc_value_t time;
 236                     mtime_t i_seconds;
 237
 238                     /* Update the value */
 239                     var_Get( p_input, "position", &pos );
 240                     if( pos.f_float >= 0.0 )
 241                     {
 242                         p_intf->p_sys->i_slider_pos =
 243                             (int)(SLIDER_MAX_POS * pos.f_float);
 244
 245                         p_main_interface->slider->SetValue(
 246                             p_intf->p_sys->i_slider_pos );
 247
 248                         var_Get( p_intf->p_sys->p_input, "time", &time );
 249                         i_seconds = time.i_time / 1000000;
 250                         secstotimestr ( psz_time, i_seconds );
 251
 252                         var_Get( p_intf->p_sys->p_input, "length",  &time );
 253                         i_seconds = time.i_time / 1000000;
 254                         secstotimestr ( psz_total, i_seconds );
 255
 256                         p_main_interface->statusbar->SetStatusText(
 257                             wxU(psz_time) + wxString(wxT(" / ")) +
 258                             wxU(psz_total), 0 );
 259                     }
 260                 }
 261             }
 262         vlc_mutex_unlock( &p_input->stream.stream_lock );
 263 #endif
 264             /* Take care of the volume, etc... */
 265             p_main_interface->Update();
 266
 267             /* Manage Playing status */
 268             var_Get( p_input, "state", &val );
 269             if( i_old_playing_status != val.i_int )
 270             {
 271                 if( val.i_int == PAUSE_S )
 272                 {
 273                     p_main_interface->TogglePlayButton( PAUSE_S );
 274                 }
 275                 else
 276                 {
 277                     p_main_interface->TogglePlayButton( PLAYING_S );
 278                 }
 279                 i_old_playing_status = val.i_int;
 280             }
 281
 282             /* Manage Speed status */
 283             var_Get( p_input, "rate", &val );
 284             if( i_old_rate != val.i_int )
 285             {
 286                 p_main_interface->statusbar->SetStatusText(
 287                     wxString::Format(wxT("x%.2f"),
 288                     (float)INPUT_RATE_DEFAULT / val.i_int ), 1 );
 289                 i_old_rate = val.i_int;
 290             }
 291         }
 292
 293     }
 294     else if( p_intf->p_sys->b_playing && !p_intf->b_die )
 295     {
 296         p_intf->p_sys->b_playing = 0;
 297         p_main_interface->TogglePlayButton( PAUSE_S );
 298         i_old_playing_status = PAUSE_S;
 299     }
 300
 301     /* Show the interface, if requested */
 302     if( p_intf->p_sys->b_intf_show )
 303     {
 304         p_main_interface->Raise();
 305         p_intf->p_sys->b_intf_show = VLC_FALSE;
 306     }
 307
 308     if( p_intf->b_die )
 309     {
 310         vlc_mutex_unlock( &p_intf->change_lock );
 311
 312         /* Prepare to die, young Skywalker */
 313         p_main_interface->Close(TRUE);
 314         return;
 315     }
 316
 317     vlc_mutex_unlock( &p_intf->change_lock );
 318 }
 319
 320 /*****************************************************************************
 321  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 322  *  We don't show the menu directly here because we don't want the
 323  *  caller to block for a too long time.
 324  *****************************************************************************/
 325 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 326                         vlc_value_t old_val, vlc_value_t new_val, void *param )
 327 {
 328     intf_thread_t *p_intf = (intf_thread_t *)param;
 329
 330     if( p_intf->p_sys->pf_show_dialog )
 331     {
 332         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
 333                                        new_val.b_bool, 0 );
 334     }
 335
 336     return VLC_SUCCESS;
 337 }
 338
 339 /*****************************************************************************
 340  * IntfShowCB: callback triggered by the intf-show playlist variable.
 341  *****************************************************************************/
 342 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
 343                        vlc_value_t old_val, vlc_value_t new_val, void *param )
 344 {
 345     intf_thread_t *p_intf = (intf_thread_t *)param;
 346     p_intf->p_sys->b_intf_show = VLC_TRUE;
 347
 348     return VLC_SUCCESS;
 349 }