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     input_thread_t *p_input = NULL;
  99 #if defined( __WXMSW__ ) /* Work-around a bug with accelerators */
 100     if( !b_init )
 101     {
 102         p_main_interface->Init();
 103         b_init = VLC_TRUE;
 104     }
 105 #endif
 106
 107     vlc_mutex_lock( &p_intf->change_lock );
 108
 109     /* Update the input */
 110     if( p_intf->p_sys->p_input == NULL )
 111     {
 112         playlist_t *p_playlist =
 113             (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 114                                            FIND_ANYWHERE );
 115         if( p_playlist != NULL )
 116         {
 117             p_intf->p_sys->p_input = p_playlist->p_input;
 118             vlc_object_release( p_playlist );
 119         }
 120
 121         /* Refresh interface */
 122         if( p_intf->p_sys->p_input )
 123         {
 124             p_main_interface->slider->SetValue( 0 );
 125             b_old_seekable = VLC_FALSE;
 126             b_disc_shown = VLC_FALSE;
 127
 128             p_main_interface->statusbar->SetStatusText(
 129                 wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 130
 131             p_main_interface->TogglePlayButton( PLAYING_S );
 132             i_old_playing_status = PLAYING_S;
 133         }
 134     }
 135     else if( p_intf->p_sys->p_input->b_dead )
 136     {
 137         /* Hide slider and Disc Buttons */
 138         p_main_interface->disc_frame->Hide();
 139         p_main_interface->slider_sizer->Hide(
 140             p_main_interface->disc_frame );
 141         p_main_interface->slider_sizer->Layout();
 142         p_main_interface->slider_sizer->Fit( p_main_interface->slider_frame );
 143
 144         p_main_interface->slider_frame->Hide();
 145         p_main_interface->frame_sizer->Hide(
 146             p_main_interface->slider_frame );
 147         p_main_interface->frame_sizer->Layout();
 148         p_main_interface->frame_sizer->Fit( p_main_interface );
 149
 150         p_main_interface->TogglePlayButton( PAUSE_S );
 151         i_old_playing_status = PAUSE_S;
 152
 153         p_main_interface->statusbar->SetStatusText( wxT(""), 0 );
 154         p_main_interface->statusbar->SetStatusText( wxT(""), 2 );
 155
 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         vlc_value_t val;
 163
 164         if( !p_input->b_die )
 165         {
 166             vlc_value_t pos;
 167
 168             /* New input or stream map change */
 169             p_intf->p_sys->b_playing = 1;
 170
 171             /* Update the item name */
 172             p_main_interface->statusbar->SetStatusText(
 173                 wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 174
 175             /* Manage the slider */
 176             /* FIXME --fenrir */
 177             /* Change the name of b_old_seekable into b_show_bar or something like that */
 178             var_Get( p_input, "position", &pos );
 179
 180             vlc_value_t val;
 181             var_Change( p_input, "title", VLC_VAR_CHOICESCOUNT, &val, NULL );
 182             if( val.i_int > 0 && !b_disc_shown )
 183             {
 184                 b_disc_shown = VLC_TRUE;
 185                 vlc_value_t val;
 186
 187                     #define HELP_MENU N_("Menu")
 188                     #define HELP_PCH N_("Previous chapter")
 189                     #define HELP_NCH N_("Next chapter")
 190                     #define HELP_PTR N_("Previous track")
 191                     #define HELP_NTR N_("Next track")
 192
 193                 var_Change( p_input, "chapter", VLC_VAR_CHOICESCOUNT, &val,
 194                             NULL );
 195
 196                 if( val.i_int > 0 )
 197                 {
 198                     p_main_interface->disc_menu_button->Show();
 199                     p_main_interface->disc_sizer->Show(
 200                         p_main_interface->disc_menu_button );
 201                     p_main_interface->disc_sizer->Layout();
 202                     p_main_interface->disc_sizer->Fit(
 203                         p_main_interface->disc_frame );
 204
 205                     p_main_interface->disc_menu_button->SetToolTip(
 206                         wxU(_( HELP_MENU ) ) );
 207                     p_main_interface->disc_prev_button->SetToolTip(
 208                         wxU(_( HELP_PCH ) ) );
 209                     p_main_interface->disc_next_button->SetToolTip(
 210                         wxU(_( HELP_NCH ) ) );
 211                 }
 212                 else
 213                 {
 214                     p_main_interface->disc_menu_button->Hide();
 215                     p_main_interface->disc_sizer->Hide(
 216                         p_main_interface->disc_menu_button );
 217
 218                     p_main_interface->disc_prev_button->SetToolTip(
 219                         wxU(_( HELP_PTR ) ) );
 220                     p_main_interface->disc_next_button->SetToolTip(
 221                         wxU(_( HELP_NTR ) ) );
 222                 }
 223
 224                 p_main_interface->disc_frame->Show();
 225                 p_main_interface->slider_sizer->Show(
 226                     p_main_interface->disc_frame );
 227             }
 228
 229             if( ! b_old_seekable )
 230             {
 231                 if( pos.f_float > 0.0 )
 232                 {
 233                     /* Done like this, as it's the only way to know if the */
 234                     /* slider has to be displayed */
 235                     b_old_seekable = VLC_TRUE;
 236                     p_main_interface->slider_frame->Show();
 237                     p_main_interface->frame_sizer->Show(
 238                         p_main_interface->slider_frame );
 239                     p_main_interface->frame_sizer->Layout();
 240                     p_main_interface->frame_sizer->Fit( p_main_interface );
 241                 }
 242             }
 243
 244             if( p_intf->p_sys->b_playing && b_old_seekable )
 245             {
 246                 /* Update the slider if the user isn't dragging it. */
 247                 if( p_intf->p_sys->b_slider_free )
 248                 {
 249                     char psz_time[ MSTRTIME_MAX_SIZE ];
 250                     char psz_total[ MSTRTIME_MAX_SIZE ];
 251                     vlc_value_t time;
 252                     mtime_t i_seconds;
 253
 254                     /* Update the value */
 255                     if( pos.f_float >= 0.0 )
 256                     {
 257                         p_intf->p_sys->i_slider_pos =
 258                             (int)(SLIDER_MAX_POS * pos.f_float);
 259
 260                         p_main_interface->slider->SetValue(
 261                             p_intf->p_sys->i_slider_pos );
 262
 263                         var_Get( p_intf->p_sys->p_input, "time", &time );
 264                         i_seconds = time.i_time / 1000000;
 265                         secstotimestr ( psz_time, i_seconds );
 266
 267                         var_Get( p_intf->p_sys->p_input, "length",  &time );
 268                         i_seconds = time.i_time / 1000000;
 269                         secstotimestr ( psz_total, i_seconds );
 270
 271                         p_main_interface->statusbar->SetStatusText(
 272                             wxU(psz_time) + wxString(wxT(" / ")) +
 273                             wxU(psz_total), 0 );
 274                     }
 275                 }
 276             }
 277 #if 0
 278         vlc_mutex_lock( &p_input->stream.stream_lock );
 279             if( p_intf->p_sys->p_input->stream.b_seekable && !b_old_seekable )
 280             {
 281                 /* Done like this because b_seekable is set slightly after
 282                  * the new input object is available. */
 283                 b_old_seekable = VLC_TRUE;
 284                 p_main_interface->slider_frame->Show();
 285                 p_main_interface->frame_sizer->Show(
 286                     p_main_interface->slider_frame );
 287                 p_main_interface->frame_sizer->Layout();
 288                 p_main_interface->frame_sizer->Fit( p_main_interface );
 289             }
 290             if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
 291             {
 292                 /* Update the slider if the user isn't dragging it. */
 293                 if( p_intf->p_sys->b_slider_free )
 294                 {
 295                     vlc_value_t pos;
 296                     char psz_time[ MSTRTIME_MAX_SIZE ];
 297                     char psz_total[ MSTRTIME_MAX_SIZE ];
 298                     vlc_value_t time;
 299                     mtime_t i_seconds;
 300
 301                     /* Update the value */
 302                     var_Get( p_input, "position", &pos );
 303                     if( pos.f_float >= 0.0 )
 304                     {
 305                         p_intf->p_sys->i_slider_pos =
 306                             (int)(SLIDER_MAX_POS * pos.f_float);
 307
 308                         p_main_interface->slider->SetValue(
 309                             p_intf->p_sys->i_slider_pos );
 310
 311                         var_Get( p_intf->p_sys->p_input, "time", &time );
 312                         i_seconds = time.i_time / 1000000;
 313                         secstotimestr ( psz_time, i_seconds );
 314
 315                         var_Get( p_intf->p_sys->p_input, "length",  &time );
 316                         i_seconds = time.i_time / 1000000;
 317                         secstotimestr ( psz_total, i_seconds );
 318
 319                         p_main_interface->statusbar->SetStatusText(
 320                             wxU(psz_time) + wxString(wxT(" / ")) +
 321                             wxU(psz_total), 0 );
 322                     }
 323                 }
 324             }
 325         vlc_mutex_unlock( &p_input->stream.stream_lock );
 326 #endif
 327             /* Take care of the volume, etc... */
 328             p_main_interface->Update();
 329
 330             /* Manage Playing status */
 331             var_Get( p_input, "state", &val );
 332             if( i_old_playing_status != val.i_int )
 333             {
 334                 if( val.i_int == PAUSE_S )
 335                 {
 336                     p_main_interface->TogglePlayButton( PAUSE_S );
 337                 }
 338                 else
 339                 {
 340                     p_main_interface->TogglePlayButton( PLAYING_S );
 341                 }
 342                 i_old_playing_status = val.i_int;
 343             }
 344
 345             /* Manage Speed status */
 346             var_Get( p_input, "rate", &val );
 347             if( i_old_rate != val.i_int )
 348             {
 349                 p_main_interface->statusbar->SetStatusText(
 350                     wxString::Format(wxT("x%.2f"),
 351                     (float)INPUT_RATE_DEFAULT / val.i_int ), 1 );
 352                 i_old_rate = val.i_int;
 353             }
 354         }
 355
 356     }
 357     else if( p_intf->p_sys->b_playing && !p_intf->b_die )
 358     {
 359         p_intf->p_sys->b_playing = 0;
 360         p_main_interface->TogglePlayButton( PAUSE_S );
 361         i_old_playing_status = PAUSE_S;
 362     }
 363
 364     /* Show the interface, if requested */
 365     if( p_intf->p_sys->b_intf_show )
 366     {
 367         p_main_interface->Raise();
 368         p_intf->p_sys->b_intf_show = VLC_FALSE;
 369     }
 370
 371     if( p_intf->b_die )
 372     {
 373         vlc_mutex_unlock( &p_intf->change_lock );
 374
 375         /* Prepare to die, young Skywalker */
 376         p_main_interface->Close(TRUE);
 377         return;
 378     }
 379
 380     vlc_mutex_unlock( &p_intf->change_lock );
 381 }
 382
 383 /*****************************************************************************
 384  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 385  *  We don't show the menu directly here because we don't want the
 386  *  caller to block for a too long time.
 387  *****************************************************************************/
 388 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 389                         vlc_value_t old_val, vlc_value_t new_val, void *param )
 390 {
 391     intf_thread_t *p_intf = (intf_thread_t *)param;
 392
 393     if( p_intf->p_sys->pf_show_dialog )
 394     {
 395         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
 396                                        new_val.b_bool, 0 );
 397     }
 398
 399     return VLC_SUCCESS;
 400 }
 401
 402 /*****************************************************************************
 403  * IntfShowCB: callback triggered by the intf-show playlist variable.
 404  *****************************************************************************/
 405 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
 406                        vlc_value_t old_val, vlc_value_t new_val, void *param )
 407 {
 408     intf_thread_t *p_intf = (intf_thread_t *)param;
 409     p_intf->p_sys->b_intf_show = VLC_TRUE;
 410
 411     return VLC_SUCCESS;
 412 }