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

   1 /*****************************************************************************
   2  * timer.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2005 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             LockPlaylist( p_intf->p_sys, p_playlist );
 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             UnlockPlaylist( p_intf->p_sys, p_playlist );
 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
 136             char *psz_now_playing = vlc_input_item_GetInfo(
 137                 p_intf->p_sys->p_input->input.p_item,
 138                 _("Meta-information"), _( "Now Playing" ) );
 139             if( psz_now_playing && *psz_now_playing )
 140             {
 141                 p_main_interface->statusbar->SetStatusText(
 142                     wxString(wxU(psz_now_playing)) + wxT( " - " ) +
 143                     wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 144             }
 145             else
 146             {
 147                 p_main_interface->statusbar->SetStatusText(
 148                     wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 149             }
 150             free( psz_now_playing );
 151
 152             p_main_interface->TogglePlayButton( PLAYING_S );
 153 #ifdef wxHAS_TASK_BAR_ICON
 154             if( p_main_interface->p_systray )
 155             {
 156                 p_main_interface->p_systray->UpdateTooltip( wxU(p_intf->p_sys->p_input->input.p_item->psz_name) + wxString(wxT(" - ")) + wxU(_("Playing")));
 157             }
 158 #endif
 159             i_old_playing_status = PLAYING_S;
 160         }
 161     }
 162     else if( p_intf->p_sys->p_input->b_dead )
 163     {
 164         //controls auto-hide after a timer
 165         p_main_interface->m_controls_timer.Start(200, wxTIMER_ONE_SHOT);
 166
 167         p_main_interface->TogglePlayButton( PAUSE_S );
 168         i_old_playing_status = PAUSE_S;
 169
 170         p_main_interface->statusbar->SetStatusText( wxT(""), 0 );
 171         p_main_interface->statusbar->SetStatusText( wxT(""), 2 );
 172
 173 #ifdef wxHAS_TASK_BAR_ICON
 174         if( p_main_interface->p_systray )
 175         {
 176             p_main_interface->p_systray->UpdateTooltip( wxString(wxT("VLC media player - ")) + wxU(_("Stopped")) );
 177         }
 178 #endif
 179         vlc_object_release( p_intf->p_sys->p_input );
 180         p_intf->p_sys->p_input = NULL;
 181     }
 182
 183     if( p_intf->p_sys->p_input )
 184     {
 185         input_thread_t *p_input = p_intf->p_sys->p_input;
 186         vlc_value_t val;
 187
 188         if( !p_input->b_die )
 189         {
 190             vlc_value_t pos;
 191
 192             //prevent the controls from auto-hiding
 193             p_main_interface->m_controls_timer.Stop();
 194
 195             /* New input or stream map change */
 196             p_intf->p_sys->b_playing = 1;
 197
 198             /* Update the item name */
 199             char *psz_now_playing = vlc_input_item_GetInfo(
 200                 p_intf->p_sys->p_input->input.p_item,
 201                 _("Meta-information"), _( "Now Playing" ) );
 202             if( psz_now_playing && *psz_now_playing )
 203             {
 204                 p_main_interface->statusbar->SetStatusText(
 205                     wxString(wxU(psz_now_playing)) + wxT( " - " ) +
 206                     wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 207             }
 208             else
 209             {
 210                 p_main_interface->statusbar->SetStatusText(
 211                     wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 212             }
 213             free( psz_now_playing );
 214
 215             /* Manage the slider */
 216             var_Get( p_input, "position", &pos );
 217
 218             var_Change( p_input, "title", VLC_VAR_CHOICESCOUNT, &val, NULL );
 219             if( val.i_int > 0 && !p_main_interface->disc_frame->IsShown() )
 220             {
 221                 vlc_value_t val;
 222
 223                     #define HELP_MENU N_("Menu")
 224                     #define HELP_PCH N_("Previous chapter")
 225                     #define HELP_NCH N_("Next chapter")
 226                     #define HELP_PTR N_("Previous track")
 227                     #define HELP_NTR N_("Next track")
 228
 229                 var_Change( p_input, "chapter", VLC_VAR_CHOICESCOUNT, &val,
 230                             NULL );
 231
 232                 if( val.i_int > 0 )
 233                 {
 234                     p_main_interface->disc_menu_button->Show();
 235                     p_main_interface->disc_sizer->Show(
 236                         p_main_interface->disc_menu_button );
 237                     p_main_interface->disc_sizer->Layout();
 238                     p_main_interface->disc_sizer->Fit(
 239                         p_main_interface->disc_frame );
 240                     p_main_interface->disc_menu_button->SetToolTip(
 241                         wxU(_( HELP_MENU ) ) );
 242                     p_main_interface->disc_prev_button->SetToolTip(
 243                         wxU(_( HELP_PCH ) ) );
 244                     p_main_interface->disc_next_button->SetToolTip(
 245                         wxU(_( HELP_NCH ) ) );
 246                 }
 247                 else
 248                 {
 249                     p_main_interface->disc_menu_button->Hide();
 250                     p_main_interface->disc_sizer->Hide(
 251                         p_main_interface->disc_menu_button );
 252
 253                     p_main_interface->disc_prev_button->SetToolTip(
 254                         wxU(_( HELP_PTR ) ) );
 255                     p_main_interface->disc_next_button->SetToolTip(
 256                         wxU(_( HELP_NTR ) ) );
 257                 }
 258
 259                 p_main_interface->ShowDiscFrame();
 260             }
 261             else if( val.i_int == 0 && p_main_interface->disc_frame->IsShown() )
 262             {
 263                 p_main_interface->HideDiscFrame();
 264             }
 265
 266
 267             if( pos.f_float > 0.0 &&
 268                 !p_main_interface->slider_frame->IsShown() )
 269             {
 270                 /* Show the slider if it's position is significant */
 271                 p_main_interface->ShowSlider();
 272             }
 273             else if( pos.f_float <= 0.0 )
 274             {
 275                 p_main_interface->m_slider_timer.Start(200, wxTIMER_ONE_SHOT);
 276             }
 277
 278             if( p_intf->p_sys->b_playing &&
 279                 p_main_interface->slider_frame->IsShown() )
 280             {
 281                 /* Update the slider if the user isn't dragging it. */
 282                 if( p_intf->p_sys->b_slider_free )
 283                 {
 284                     char psz_time[ MSTRTIME_MAX_SIZE ];
 285                     char psz_total[ MSTRTIME_MAX_SIZE ];
 286                     vlc_value_t time;
 287                     mtime_t i_seconds;
 288
 289                     /* Update the value */
 290                     if( pos.f_float >= 0.0 )
 291                     {
 292                         p_intf->p_sys->i_slider_pos =
 293                             (int)(SLIDER_MAX_POS * pos.f_float);
 294
 295                         p_main_interface->slider->SetValue(
 296                             p_intf->p_sys->i_slider_pos );
 297
 298                         var_Get( p_intf->p_sys->p_input, "time", &time );
 299                         i_seconds = time.i_time / 1000000;
 300                         secstotimestr ( psz_time, i_seconds );
 301
 302                         var_Get( p_intf->p_sys->p_input, "length",  &time );
 303                         i_seconds = time.i_time / 1000000;
 304                         secstotimestr ( psz_total, i_seconds );
 305
 306                         p_main_interface->statusbar->SetStatusText(
 307                             wxU(psz_time) + wxString(wxT(" / ")) +
 308                             wxU(psz_total), 0 );
 309                     }
 310                 }
 311             }
 312
 313             /* Take care of the volume, etc... */
 314             p_main_interface->Update();
 315
 316             /* Manage Playing status */
 317             var_Get( p_input, "state", &val );
 318             if( i_old_playing_status != val.i_int )
 319             {
 320                 if( val.i_int == PAUSE_S )
 321                 {
 322                     p_main_interface->TogglePlayButton( PAUSE_S );
 323                 }
 324                 else
 325                 {
 326                     p_main_interface->TogglePlayButton( PLAYING_S );
 327                 }
 328 #ifdef wxHAS_TASK_BAR_ICON
 329                 if( p_main_interface->p_systray )
 330                 {
 331                     if( val.i_int == PAUSE_S )
 332                     {
 333                         p_main_interface->p_systray->UpdateTooltip( wxU(p_intf->p_sys->p_input->input.p_item->psz_name) + wxString(wxT(" - ")) + wxU(_("Paused")));
 334                     }
 335                     else
 336                     {
 337                         p_main_interface->p_systray->UpdateTooltip( wxU(p_intf->p_sys->p_input->input.p_item->psz_name) + wxString(wxT(" - ")) + wxU(_("Playing")));
 338                     }
 339                 }
 340 #endif
 341                 i_old_playing_status = val.i_int;
 342             }
 343
 344             /* Manage Speed status */
 345             var_Get( p_input, "rate", &val );
 346             if( i_old_rate != val.i_int )
 347             {
 348                 p_main_interface->statusbar->SetStatusText(
 349                     wxString::Format(wxT("x%.2f"),
 350                     (float)INPUT_RATE_DEFAULT / val.i_int ), 1 );
 351                 i_old_rate = val.i_int;
 352             }
 353         }
 354     }
 355     else if( p_intf->p_sys->b_playing && !p_intf->b_die )
 356     {
 357         p_intf->p_sys->b_playing = 0;
 358         p_main_interface->TogglePlayButton( PAUSE_S );
 359         i_old_playing_status = PAUSE_S;
 360     }
 361
 362     /* Show the interface, if requested */
 363     if( p_intf->p_sys->b_intf_show )
 364     {
 365         p_main_interface->Raise();
 366         p_intf->p_sys->b_intf_show = VLC_FALSE;
 367     }
 368
 369     if( p_intf->b_die )
 370     {
 371         vlc_mutex_unlock( &p_intf->change_lock );
 372
 373         /* Prepare to die, young Skywalker */
 374         p_main_interface->Close(TRUE);
 375         return;
 376     }
 377
 378     vlc_mutex_unlock( &p_intf->change_lock );
 379 }
 380
 381 /*****************************************************************************
 382  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 383  *  We don't show the menu directly here because we don't want the
 384  *  caller to block for a too long time.
 385  *****************************************************************************/
 386 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 387                         vlc_value_t old_val, vlc_value_t new_val, void *param )
 388 {
 389     intf_thread_t *p_intf = (intf_thread_t *)param;
 390
 391     if( p_intf->p_sys->pf_show_dialog )
 392     {
 393         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
 394                                        new_val.b_bool, 0 );
 395     }
 396
 397     return VLC_SUCCESS;
 398 }
 399
 400
 401 /*****************************************************************************
 402  * IntfShowCB: callback triggered by the intf-show playlist variable.
 403  *****************************************************************************/
 404 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
 405                        vlc_value_t old_val, vlc_value_t new_val, void *param )
 406 {
 407     intf_thread_t *p_intf = (intf_thread_t *)param;
 408     p_intf->p_sys->b_intf_show = VLC_TRUE;
 409
 410     return VLC_SUCCESS;
 411 }