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 "vlc_meta.h"
  37
  38 #include "wxwindows.h"
  39 #include <wx/timer.h>
  40
  41 //void DisplayStreamDate( wxControl *, intf_thread_t *, int );
  42
  43 /* Callback prototypes */
  44 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
  45                         vlc_value_t old_val, vlc_value_t new_val, void *param );
  46 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
  47                        vlc_value_t old_val, vlc_value_t new_val, void *param );
  48
  49 /*****************************************************************************
  50  * Constructor.
  51  *****************************************************************************/
  52 Timer::Timer( intf_thread_t *_p_intf, Interface *_p_main_interface )
  53 {
  54     p_intf = _p_intf;
  55     p_main_interface = _p_main_interface;
  56     b_init = 0;
  57     i_old_playing_status = PAUSE_S;
  58     i_old_rate = INPUT_RATE_DEFAULT;
  59
  60     /* Register callback for the intf-popupmenu variable */
  61     playlist_t *p_playlist =
  62         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  63                                        FIND_ANYWHERE );
  64     if( p_playlist != NULL )
  65     {
  66         var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  67         var_AddCallback( p_playlist, "intf-show", IntfShowCB, p_intf );
  68         vlc_object_release( p_playlist );
  69     }
  70
  71     Start( 100 /*milliseconds*/, wxTIMER_CONTINUOUS );
  72 }
  73
  74 Timer::~Timer()
  75 {
  76     /* Unregister callback */
  77     playlist_t *p_playlist =
  78         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  79                                        FIND_ANYWHERE );
  80     if( p_playlist != NULL )
  81     {
  82         var_DelCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  83         var_DelCallback( p_playlist, "intf-show", IntfShowCB, p_intf );
  84         vlc_object_release( p_playlist );
  85     }
  86
  87     vlc_mutex_lock( &p_intf->change_lock );
  88     if( p_intf->p_sys->p_input ) vlc_object_release( p_intf->p_sys->p_input );
  89     p_intf->p_sys->p_input = NULL;
  90     vlc_mutex_unlock( &p_intf->change_lock );
  91 }
  92
  93 /*****************************************************************************
  94  * Private methods.
  95  *****************************************************************************/
  96
  97 /*****************************************************************************
  98  * Manage: manage main thread messages
  99  *****************************************************************************
 100  * In this function, called approx. 10 times a second, we check what the
 101  * main program wanted to tell us.
 102  *****************************************************************************/
 103 void Timer::Notify()
 104 {
 105 #if defined( __WXMSW__ ) /* Work-around a bug with accelerators */
 106     if( !b_init )
 107     {
 108         p_main_interface->Init();
 109         b_init = VLC_TRUE;
 110     }
 111 #endif
 112
 113     vlc_mutex_lock( &p_intf->change_lock );
 114
 115     /* Update the input */
 116     if( p_intf->p_sys->p_input == NULL )
 117     {
 118         playlist_t *p_playlist =
 119             (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 120                                            FIND_ANYWHERE );
 121         if( p_playlist != NULL )
 122         {
 123             vlc_mutex_lock( &p_playlist->object_lock );
 124             p_intf->p_sys->p_input = p_playlist->p_input;
 125             if( p_intf->p_sys->p_input )
 126                 vlc_object_yield( p_intf->p_sys->p_input );
 127             vlc_mutex_unlock( &p_playlist->object_lock );
 128             vlc_object_release( p_playlist );
 129         }
 130
 131         /* Refresh interface */
 132         if( p_intf->p_sys->p_input )
 133         {
 134             p_main_interface->slider->SetValue( 0 );
 135             b_old_seekable = VLC_FALSE;
 136             b_disc_shown = VLC_FALSE;
 137
 138             char *psz_now_playing = vlc_input_item_GetInfo(
 139                 p_intf->p_sys->p_input->input.p_item,
 140                 _("Meta-information"), _( "Now Playing" ) );
 141             if( psz_now_playing && *psz_now_playing )
 142             {
 143                 p_main_interface->statusbar->SetStatusText(
 144                     wxU(psz_now_playing) + wxT( " - " ) +
 145                     wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 146             }
 147             else
 148             {
 149                 p_main_interface->statusbar->SetStatusText(
 150                     wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 151             }
 152             free( psz_now_playing );
 153
 154             p_main_interface->TogglePlayButton( PLAYING_S );
 155 #ifdef wxHAS_TASK_BAR_ICON
 156             if( p_main_interface->p_systray )
 157             {
 158                 p_main_interface->p_systray->UpdateTooltip( wxU(p_intf->p_sys->p_input->input.p_item->psz_name) + wxString(wxT(" - ")) + wxU(_("Playing")));
 159             }
 160 #endif
 161             i_old_playing_status = PLAYING_S;
 162         }
 163     }
 164     else if( p_intf->p_sys->p_input->b_dead )
 165     {
 166         /* Hide slider and Disc Buttons */
 167         p_main_interface->disc_frame->Hide();
 168         p_main_interface->slider_sizer->Hide(
 169             p_main_interface->disc_frame );
 170         p_main_interface->slider_sizer->Layout();
 171         p_main_interface->slider_sizer->Fit( p_main_interface->slider_frame );
 172
 173         p_main_interface->slider_frame->Hide();
 174         p_main_interface->frame_sizer->Hide(
 175             p_main_interface->slider_frame );
 176         p_main_interface->frame_sizer->Layout();
 177         p_main_interface->frame_sizer->Fit( p_main_interface );
 178
 179         p_main_interface->TogglePlayButton( PAUSE_S );
 180         i_old_playing_status = PAUSE_S;
 181
 182         p_main_interface->statusbar->SetStatusText( wxT(""), 0 );
 183         p_main_interface->statusbar->SetStatusText( wxT(""), 2 );
 184
 185 #ifdef wxHAS_TASK_BAR_ICON
 186         if( p_main_interface->p_systray )
 187         {
 188             p_main_interface->p_systray->UpdateTooltip( wxString(wxT("VLC media player - ")) + wxU(_("Stopped")) );
 189         }
 190 #endif
 191         vlc_object_release( p_intf->p_sys->p_input );
 192         p_intf->p_sys->p_input = NULL;
 193     }
 194
 195     if( p_intf->p_sys->p_input )
 196     {
 197         input_thread_t *p_input = p_intf->p_sys->p_input;
 198         vlc_value_t val;
 199
 200         if( !p_input->b_die )
 201         {
 202             vlc_value_t pos;
 203
 204             /* New input or stream map change */
 205             p_intf->p_sys->b_playing = 1;
 206
 207             /* Update the item name */
 208             char *psz_now_playing = vlc_input_item_GetInfo(
 209                 p_intf->p_sys->p_input->input.p_item,
 210                 _("Meta-information"), _( "Now Playing" ) );
 211             if( psz_now_playing && *psz_now_playing )
 212             {
 213                 p_main_interface->statusbar->SetStatusText(
 214                     wxU(psz_now_playing) + wxT( " - " ) +
 215                     wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 216             }
 217             else
 218             {
 219                 p_main_interface->statusbar->SetStatusText(
 220                     wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 221             }
 222             free( psz_now_playing );
 223
 224             /* Manage the slider */
 225             /* FIXME --fenrir */
 226             /* Change the name of b_old_seekable into b_show_bar or something like that */
 227             var_Get( p_input, "position", &pos );
 228
 229             var_Change( p_input, "title", VLC_VAR_CHOICESCOUNT, &val, NULL );
 230             if( val.i_int > 0 && !b_disc_shown )
 231             {
 232                 b_disc_shown = VLC_TRUE;
 233                 vlc_value_t val;
 234
 235                     #define HELP_MENU N_("Menu")
 236                     #define HELP_PCH N_("Previous chapter")
 237                     #define HELP_NCH N_("Next chapter")
 238                     #define HELP_PTR N_("Previous track")
 239                     #define HELP_NTR N_("Next track")
 240
 241                 var_Change( p_input, "chapter", VLC_VAR_CHOICESCOUNT, &val,
 242                             NULL );
 243
 244                 if( val.i_int > 0 )
 245                 {
 246                     p_main_interface->disc_menu_button->Show();
 247                     p_main_interface->disc_sizer->Show(
 248                         p_main_interface->disc_menu_button );
 249                     p_main_interface->disc_sizer->Layout();
 250                     p_main_interface->disc_sizer->Fit(
 251                         p_main_interface->disc_frame );
 252
 253                     p_main_interface->disc_menu_button->SetToolTip(
 254                         wxU(_( HELP_MENU ) ) );
 255                     p_main_interface->disc_prev_button->SetToolTip(
 256                         wxU(_( HELP_PCH ) ) );
 257                     p_main_interface->disc_next_button->SetToolTip(
 258                         wxU(_( HELP_NCH ) ) );
 259                 }
 260                 else
 261                 {
 262                     p_main_interface->disc_menu_button->Hide();
 263                     p_main_interface->disc_sizer->Hide(
 264                         p_main_interface->disc_menu_button );
 265
 266                     p_main_interface->disc_prev_button->SetToolTip(
 267                         wxU(_( HELP_PTR ) ) );
 268                     p_main_interface->disc_next_button->SetToolTip(
 269                         wxU(_( HELP_NTR ) ) );
 270                 }
 271
 272                 p_main_interface->disc_frame->Show();
 273                 p_main_interface->slider_sizer->Show(
 274                     p_main_interface->disc_frame );
 275             }
 276
 277             if( ! b_old_seekable )
 278             {
 279                 if( pos.f_float > 0.0 )
 280                 {
 281                     /* Done like this, as it's the only way to know if the */
 282                     /* slider has to be displayed */
 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             }
 291
 292             if( p_intf->p_sys->b_playing && b_old_seekable )
 293             {
 294                 /* Update the slider if the user isn't dragging it. */
 295                 if( p_intf->p_sys->b_slider_free )
 296                 {
 297                     char psz_time[ MSTRTIME_MAX_SIZE ];
 298                     char psz_total[ MSTRTIME_MAX_SIZE ];
 299                     vlc_value_t time;
 300                     mtime_t i_seconds;
 301
 302                     /* Update the value */
 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 #if 0
 326         vlc_mutex_lock( &p_input->stream.stream_lock );
 327             if( p_intf->p_sys->p_input->stream.b_seekable && !b_old_seekable )
 328             {
 329                 /* Done like this because b_seekable is set slightly after
 330                  * the new input object is available. */
 331                 b_old_seekable = VLC_TRUE;
 332                 p_main_interface->slider_frame->Show();
 333                 p_main_interface->frame_sizer->Show(
 334                     p_main_interface->slider_frame );
 335                 p_main_interface->frame_sizer->Layout();
 336                 p_main_interface->frame_sizer->Fit( p_main_interface );
 337             }
 338             if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
 339             {
 340                 /* Update the slider if the user isn't dragging it. */
 341                 if( p_intf->p_sys->b_slider_free )
 342                 {
 343                     vlc_value_t pos;
 344                     char psz_time[ MSTRTIME_MAX_SIZE ];
 345                     char psz_total[ MSTRTIME_MAX_SIZE ];
 346                     vlc_value_t time;
 347                     mtime_t i_seconds;
 348
 349                     /* Update the value */
 350                     var_Get( p_input, "position", &pos );
 351                     if( pos.f_float >= 0.0 )
 352                     {
 353                         p_intf->p_sys->i_slider_pos =
 354                             (int)(SLIDER_MAX_POS * pos.f_float);
 355
 356                         p_main_interface->slider->SetValue(
 357                             p_intf->p_sys->i_slider_pos );
 358
 359                         var_Get( p_intf->p_sys->p_input, "time", &time );
 360                         i_seconds = time.i_time / 1000000;
 361                         secstotimestr ( psz_time, i_seconds );
 362
 363                         var_Get( p_intf->p_sys->p_input, "length",  &time );
 364                         i_seconds = time.i_time / 1000000;
 365                         secstotimestr ( psz_total, i_seconds );
 366
 367                         p_main_interface->statusbar->SetStatusText(
 368                             wxU(psz_time) + wxString(wxT(" / ")) +
 369                             wxU(psz_total), 0 );
 370                     }
 371                 }
 372             }
 373         vlc_mutex_unlock( &p_input->stream.stream_lock );
 374 #endif
 375             /* Take care of the volume, etc... */
 376             p_main_interface->Update();
 377
 378             /* Manage Playing status */
 379             var_Get( p_input, "state", &val );
 380             if( i_old_playing_status != val.i_int )
 381             {
 382                 if( val.i_int == PAUSE_S )
 383                 {
 384                     p_main_interface->TogglePlayButton( PAUSE_S );
 385                 }
 386                 else
 387                 {
 388                     p_main_interface->TogglePlayButton( PLAYING_S );
 389                 }
 390 #ifdef wxHAS_TASK_BAR_ICON
 391                 if( p_main_interface->p_systray )
 392                 {
 393                     if( val.i_int == PAUSE_S )
 394                     {
 395                         p_main_interface->p_systray->UpdateTooltip( wxU(p_intf->p_sys->p_input->input.p_item->psz_name) + wxString(wxT(" - ")) + wxU(_("Paused")));
 396                     }
 397                     else
 398                     {
 399                         p_main_interface->p_systray->UpdateTooltip( wxU(p_intf->p_sys->p_input->input.p_item->psz_name) + wxString(wxT(" - ")) + wxU(_("Playing")));
 400                     }
 401                 }
 402 #endif
 403                 i_old_playing_status = val.i_int;
 404             }
 405
 406             /* Manage Speed status */
 407             var_Get( p_input, "rate", &val );
 408             if( i_old_rate != val.i_int )
 409             {
 410                 p_main_interface->statusbar->SetStatusText(
 411                     wxString::Format(wxT("x%.2f"),
 412                     (float)INPUT_RATE_DEFAULT / val.i_int ), 1 );
 413                 i_old_rate = val.i_int;
 414             }
 415         }
 416
 417     }
 418     else if( p_intf->p_sys->b_playing && !p_intf->b_die )
 419     {
 420         p_intf->p_sys->b_playing = 0;
 421         p_main_interface->TogglePlayButton( PAUSE_S );
 422         i_old_playing_status = PAUSE_S;
 423     }
 424
 425     /* Show the interface, if requested */
 426     if( p_intf->p_sys->b_intf_show )
 427     {
 428         p_main_interface->Raise();
 429         p_intf->p_sys->b_intf_show = VLC_FALSE;
 430     }
 431
 432     if( p_intf->b_die )
 433     {
 434         vlc_mutex_unlock( &p_intf->change_lock );
 435
 436         /* Prepare to die, young Skywalker */
 437         p_main_interface->Close(TRUE);
 438         return;
 439     }
 440
 441     vlc_mutex_unlock( &p_intf->change_lock );
 442 }
 443
 444 /*****************************************************************************
 445  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 446  *  We don't show the menu directly here because we don't want the
 447  *  caller to block for a too long time.
 448  *****************************************************************************/
 449 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 450                         vlc_value_t old_val, vlc_value_t new_val, void *param )
 451 {
 452     intf_thread_t *p_intf = (intf_thread_t *)param;
 453
 454     if( p_intf->p_sys->pf_show_dialog )
 455     {
 456         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
 457                                        new_val.b_bool, 0 );
 458     }
 459
 460     return VLC_SUCCESS;
 461 }
 462
 463 /*****************************************************************************
 464  * IntfShowCB: callback triggered by the intf-show playlist variable.
 465  *****************************************************************************/
 466 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
 467                        vlc_value_t old_val, vlc_value_t new_val, void *param )
 468 {
 469     intf_thread_t *p_intf = (intf_thread_t *)param;
 470     p_intf->p_sys->b_intf_show = VLC_TRUE;
 471
 472     return VLC_SUCCESS;
 473 }