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 prototype */
  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
  45 /*****************************************************************************
  46  * Constructor.
  47  *****************************************************************************/
  48 Timer::Timer( intf_thread_t *_p_intf, Interface *_p_main_interface )
  49 {
  50     p_intf = _p_intf;
  51     p_main_interface = _p_main_interface;
  52     b_init = 0;
  53     i_old_playing_status = PAUSE_S;
  54     i_old_rate = INPUT_RATE_DEFAULT;
  55
  56     /* Register callback for the intf-popupmenu variable */
  57     playlist_t *p_playlist =
  58         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  59                                        FIND_ANYWHERE );
  60     if( p_playlist != NULL )
  61     {
  62         var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  63         vlc_object_release( p_playlist );
  64     }
  65
  66     Start( 100 /*milliseconds*/, wxTIMER_CONTINUOUS );
  67 }
  68
  69 Timer::~Timer()
  70 {
  71     /* Unregister callback */
  72     playlist_t *p_playlist =
  73         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  74                                        FIND_ANYWHERE );
  75     if( p_playlist != NULL )
  76     {
  77         var_DelCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  78         vlc_object_release( p_playlist );
  79     }
  80 }
  81
  82 /*****************************************************************************
  83  * Private methods.
  84  *****************************************************************************/
  85
  86 /*****************************************************************************
  87  * Manage: manage main thread messages
  88  *****************************************************************************
  89  * In this function, called approx. 10 times a second, we check what the
  90  * main program wanted to tell us.
  91  *****************************************************************************/
  92 void Timer::Notify()
  93 {
  94 #if defined( __WXMSW__ ) /* Work-around a bug with accelerators */
  95     if( !b_init )
  96     {
  97         p_main_interface->Init();
  98         b_init = VLC_TRUE;
  99     }
 100 #endif
 101
 102     vlc_mutex_lock( &p_intf->change_lock );
 103
 104     /* Update the input */
 105     if( p_intf->p_sys->p_input == NULL )
 106     {
 107         p_intf->p_sys->p_input =
 108             (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 109                                                FIND_ANYWHERE );
 110
 111         /* Refresh interface */
 112         if( p_intf->p_sys->p_input )
 113         {
 114             p_main_interface->slider->SetValue( 0 );
 115             b_old_seekable = VLC_FALSE;
 116
 117             p_main_interface->statusbar->SetStatusText(
 118                 wxU(p_intf->p_sys->p_input->input.p_item->psz_name), 2 );
 119
 120             p_main_interface->TogglePlayButton( PLAYING_S );
 121             i_old_playing_status = PLAYING_S;
 122         }
 123     }
 124     else if( p_intf->p_sys->p_input->b_dead )
 125     {
 126         /* Hide slider */
 127         p_main_interface->slider_frame->Hide();
 128         p_main_interface->frame_sizer->Hide(
 129             p_main_interface->slider_frame );
 130         p_main_interface->frame_sizer->Layout();
 131         p_main_interface->frame_sizer->Fit( p_main_interface );
 132
 133         p_main_interface->TogglePlayButton( PAUSE_S );
 134         i_old_playing_status = PAUSE_S;
 135
 136         p_main_interface->statusbar->SetStatusText( wxT(""), 0 );
 137         p_main_interface->statusbar->SetStatusText( wxT(""), 2 );
 138
 139         vlc_object_release( p_intf->p_sys->p_input );
 140         p_intf->p_sys->p_input = NULL;
 141     }
 142
 143
 144     if( p_intf->p_sys->p_input )
 145     {
 146         input_thread_t *p_input = p_intf->p_sys->p_input;
 147         vlc_value_t val;
 148
 149         if( !p_input->b_die )
 150         {
 151             vlc_value_t pos;
 152
 153             /* New input or stream map change */
 154             p_intf->p_sys->b_playing = 1;
 155
 156             /* Manage the slider */
 157             /* FIXME --fenrir */
 158             /* Change the name of b_old_seekable into b_show_bar or something like that */
 159             var_Get( p_input, "position", &pos );
 160
 161             if( !b_old_seekable )
 162             {
 163                 if( pos.f_float > 0.0 )
 164                 {
 165                     /* Done like this, as it's the only way to know if the slider
 166                      * has to be displayed */
 167                     b_old_seekable = VLC_TRUE;
 168                     p_main_interface->slider_frame->Show();
 169                     p_main_interface->frame_sizer->Show(
 170                         p_main_interface->slider_frame );
 171                     p_main_interface->frame_sizer->Layout();
 172                     p_main_interface->frame_sizer->Fit( p_main_interface );
 173
 174                 }
 175             }
 176
 177             if( p_intf->p_sys->b_playing && b_old_seekable )
 178             {
 179                 /* Update the slider if the user isn't dragging it. */
 180                 if( p_intf->p_sys->b_slider_free )
 181                 {
 182                     char psz_time[ MSTRTIME_MAX_SIZE ];
 183                     char psz_total[ MSTRTIME_MAX_SIZE ];
 184                     vlc_value_t time;
 185                     mtime_t i_seconds;
 186
 187                     /* Update the value */
 188                     if( pos.f_float >= 0.0 )
 189                     {
 190                         p_intf->p_sys->i_slider_pos =
 191                             (int)(SLIDER_MAX_POS * pos.f_float);
 192
 193                         p_main_interface->slider->SetValue(
 194                             p_intf->p_sys->i_slider_pos );
 195
 196                         var_Get( p_intf->p_sys->p_input, "time", &time );
 197                         i_seconds = time.i_time / 1000000;
 198                         secstotimestr ( psz_time, i_seconds );
 199
 200                         var_Get( p_intf->p_sys->p_input, "length",  &time );
 201                         i_seconds = time.i_time / 1000000;
 202                         secstotimestr ( psz_total, i_seconds );
 203
 204                         p_main_interface->statusbar->SetStatusText(
 205                             wxU(psz_time) + wxString(wxT(" / ")) +
 206                             wxU(psz_total), 0 );
 207                     }
 208                 }
 209             }
 210 #if 0
 211         vlc_mutex_lock( &p_input->stream.stream_lock );
 212             if( p_intf->p_sys->p_input->stream.b_seekable && !b_old_seekable )
 213             {
 214                 /* Done like this because b_seekable is set slightly after
 215                  * the new input object is available. */
 216                 b_old_seekable = VLC_TRUE;
 217                 p_main_interface->slider_frame->Show();
 218                 p_main_interface->frame_sizer->Show(
 219                     p_main_interface->slider_frame );
 220                 p_main_interface->frame_sizer->Layout();
 221                 p_main_interface->frame_sizer->Fit( p_main_interface );
 222             }
 223             if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
 224             {
 225                 /* Update the slider if the user isn't dragging it. */
 226                 if( p_intf->p_sys->b_slider_free )
 227                 {
 228                     vlc_value_t pos;
 229                     char psz_time[ MSTRTIME_MAX_SIZE ];
 230                     char psz_total[ MSTRTIME_MAX_SIZE ];
 231                     vlc_value_t time;
 232                     mtime_t i_seconds;
 233
 234                     /* Update the value */
 235                     var_Get( p_input, "position", &pos );
 236                     if( pos.f_float >= 0.0 )
 237                     {
 238                         p_intf->p_sys->i_slider_pos =
 239                             (int)(SLIDER_MAX_POS * pos.f_float);
 240
 241                         p_main_interface->slider->SetValue(
 242                             p_intf->p_sys->i_slider_pos );
 243
 244                         var_Get( p_intf->p_sys->p_input, "time", &time );
 245                         i_seconds = time.i_time / 1000000;
 246                         secstotimestr ( psz_time, i_seconds );
 247
 248                         var_Get( p_intf->p_sys->p_input, "length",  &time );
 249                         i_seconds = time.i_time / 1000000;
 250                         secstotimestr ( psz_total, i_seconds );
 251
 252                         p_main_interface->statusbar->SetStatusText(
 253                             wxU(psz_time) + wxString(wxT(" / ")) +
 254                             wxU(psz_total), 0 );
 255                     }
 256                 }
 257             }
 258         vlc_mutex_unlock( &p_input->stream.stream_lock );
 259 #endif
 260             /* Take care of the volume, etc... */
 261             p_main_interface->Update();
 262
 263             /* Manage Playing status */
 264             var_Get( p_input, "state", &val );
 265             if( i_old_playing_status != val.i_int )
 266             {
 267                 if( val.i_int == PAUSE_S )
 268                 {
 269                     p_main_interface->TogglePlayButton( PAUSE_S );
 270                 }
 271                 else
 272                 {
 273                     p_main_interface->TogglePlayButton( PLAYING_S );
 274                 }
 275                 i_old_playing_status = val.i_int;
 276             }
 277
 278             /* Manage Speed status */
 279             var_Get( p_input, "rate", &val );
 280             if( i_old_rate != val.i_int )
 281             {
 282                 p_main_interface->statusbar->SetStatusText(
 283                     wxString::Format(wxT("x%.2f"),
 284                     (float)INPUT_RATE_DEFAULT / val.i_int ), 1 );
 285                 i_old_rate = val.i_int;
 286             }
 287         }
 288
 289     }
 290     else if( p_intf->p_sys->b_playing && !p_intf->b_die )
 291     {
 292         p_intf->p_sys->b_playing = 0;
 293         p_main_interface->TogglePlayButton( PAUSE_S );
 294         i_old_playing_status = PAUSE_S;
 295     }
 296
 297     if( p_intf->b_die )
 298     {
 299         vlc_mutex_unlock( &p_intf->change_lock );
 300
 301         /* Prepare to die, young Skywalker */
 302         p_main_interface->Close(TRUE);
 303         return;
 304     }
 305
 306     vlc_mutex_unlock( &p_intf->change_lock );
 307 }
 308
 309 /*****************************************************************************
 310  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 311  *  We don't show the menu directly here because we don't want the
 312  *  caller to block for a too long time.
 313  *****************************************************************************/
 314 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 315                         vlc_value_t old_val, vlc_value_t new_val, void *param )
 316 {
 317     intf_thread_t *p_intf = (intf_thread_t *)param;
 318
 319     if( p_intf->p_sys->pf_show_dialog )
 320     {
 321         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
 322                                        new_val.b_bool, 0 );
 323     }
 324
 325     return VLC_SUCCESS;
 326 }