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

   1 /*****************************************************************************
   2  * timer.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2001 VideoLAN
   5  * $Id: timer.cpp,v 1.25 2003/06/23 16:09:13 gbazin Exp $
   6  *
   7  * Authors: Gildas Bazin <gbazin@netcourrier.com>
   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
  35 #ifdef WIN32                                                 /* mingw32 hack */
  36 #undef Yield
  37 #undef CreateDialog
  38 #endif
  39
  40 /* Let vlc take care of the i18n stuff */
  41 #define WXINTL_NO_GETTEXT_MACRO
  42
  43 #include <wx/wxprec.h>
  44 #include <wx/wx.h>
  45 #include <wx/timer.h>
  46
  47 #include <vlc/intf.h>
  48
  49 #include "wxwindows.h"
  50
  51 void DisplayStreamDate( wxControl *, intf_thread_t *, int );
  52
  53 /* Callback prototype */
  54 int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
  55                  vlc_value_t old_val, vlc_value_t new_val, void *param );
  56
  57 /*****************************************************************************
  58  * Constructor.
  59  *****************************************************************************/
  60 Timer::Timer( intf_thread_t *_p_intf, Interface *_p_main_interface )
  61 {
  62     p_intf = _p_intf;
  63     p_main_interface = _p_main_interface;
  64     i_old_playing_status = PAUSE_S;
  65     i_old_rate = DEFAULT_RATE;
  66
  67     /* Register callback for the intf-popupmenu variable */
  68     playlist_t *p_playlist =
  69         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  70                                        FIND_ANYWHERE );
  71     if( p_playlist != NULL )
  72     {
  73         var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  74         vlc_object_release( p_playlist );
  75     }
  76
  77     Start( 100 /*milliseconds*/, wxTIMER_CONTINUOUS );
  78 }
  79
  80 Timer::~Timer()
  81 {
  82 }
  83
  84 /*****************************************************************************
  85  * Private methods.
  86  *****************************************************************************/
  87
  88 /*****************************************************************************
  89  * Manage: manage main thread messages
  90  *****************************************************************************
  91  * In this function, called approx. 10 times a second, we check what the
  92  * main program wanted to tell us.
  93  *****************************************************************************/
  94 void Timer::Notify()
  95 {
  96     vlc_bool_t b_pace_control;
  97
  98     vlc_mutex_lock( &p_intf->change_lock );
  99
 100     /* If the "display popup" flag has changed */
 101     if( p_intf->p_sys->b_popup_change )
 102     {
 103         wxPoint mousepos = wxGetMousePosition();
 104
 105         wxMouseEvent event = wxMouseEvent( wxEVT_RIGHT_UP );
 106         event.m_x = p_main_interface->ScreenToClient(mousepos).x;
 107         event.m_y = p_main_interface->ScreenToClient(mousepos).y;
 108
 109         p_main_interface->AddPendingEvent(event);
 110
 111         p_intf->p_sys->b_popup_change = VLC_FALSE;
 112     }
 113
 114     /* Update the log window */
 115     p_intf->p_sys->p_messages_window->UpdateLog();
 116
 117     /* Update the playlist */
 118     p_intf->p_sys->p_playlist_window->UpdatePlaylist();
 119
 120     /* Update the fileinfo windows */
 121     p_intf->p_sys->p_fileinfo_window->UpdateFileInfo();
 122
 123     /* Update the input */
 124     if( p_intf->p_sys->p_input == NULL )
 125     {
 126         p_intf->p_sys->p_input = (input_thread_t *)vlc_object_find( p_intf,
 127                                                        VLC_OBJECT_INPUT,
 128                                                        FIND_ANYWHERE );
 129
 130         /* Show slider */
 131         if( p_intf->p_sys->p_input )
 132         {
 133             //if( p_intf->p_sys->p_input->stream.b_seekable )
 134             {
 135                 p_main_interface->slider_frame->Show();
 136                 p_main_interface->frame_sizer->Show(
 137                     p_main_interface->slider_frame );
 138                 p_main_interface->frame_sizer->Layout();
 139                 p_main_interface->frame_sizer->Fit( p_main_interface );
 140             }
 141
 142             p_main_interface->statusbar->SetStatusText(
 143                 wxU(p_intf->p_sys->p_input->psz_source), 2 );
 144
 145             p_main_interface->TogglePlayButton( PLAYING_S );
 146             i_old_playing_status = PLAYING_S;
 147
 148             /* Take care of the volume */
 149             audio_volume_t i_volume;
 150             aout_VolumeGet( p_intf, &i_volume );
 151             p_main_interface->volctrl->SetValue( i_volume * 200 /
 152                                                  AOUT_VOLUME_MAX );
 153             p_main_interface->volctrl->SetToolTip(
 154                 wxString::Format((wxString)wxU(_("Volume")) + wxT(" %d"),
 155                 i_volume * 200 / AOUT_VOLUME_MAX ) );
 156
 157             /* control buttons for free pace streams */
 158             b_pace_control = p_intf->p_sys->p_input->stream.b_pace_control;
 159         }
 160     }
 161     else if( p_intf->p_sys->p_input->b_dead )
 162     {
 163         /* Hide slider */
 164         //if( p_intf->p_sys->p_input->stream.b_seekable )
 165         {
 166             p_main_interface->slider_frame->Hide();
 167             p_main_interface->frame_sizer->Hide(
 168                 p_main_interface->slider_frame );
 169             p_main_interface->frame_sizer->Layout();
 170             p_main_interface->frame_sizer->Fit( p_main_interface );
 171
 172             p_main_interface->TogglePlayButton( PAUSE_S );
 173             i_old_playing_status = PAUSE_S;
 174         }
 175
 176         p_main_interface->statusbar->SetStatusText( wxT(""), 2 );
 177
 178         vlc_object_release( p_intf->p_sys->p_input );
 179         p_intf->p_sys->p_input = NULL;
 180     }
 181
 182
 183
 184     if( p_intf->p_sys->p_input )
 185     {
 186         input_thread_t *p_input = p_intf->p_sys->p_input;
 187
 188         vlc_mutex_lock( &p_input->stream.stream_lock );
 189
 190         if( !p_input->b_die )
 191         {
 192             /* New input or stream map change */
 193             p_intf->p_sys->b_playing = 1;
 194 #if 0
 195             if( p_input->stream.b_changed )
 196             {
 197                 wxModeManage( p_intf );
 198                 wxSetupMenus( p_intf );
 199                 p_intf->p_sys->b_playing = 1;
 200
 201                 p_main_interface->TogglePlayButton( PLAYING_S );
 202                 i_old_playing_status = PLAYING_S;
 203             }
 204 #endif
 205
 206             /* Manage the slider */
 207             if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
 208             {
 209                 stream_position_t position;
 210
 211                 /* Update the slider if the user isn't dragging it. */
 212                 if( p_intf->p_sys->b_slider_free )
 213                 {
 214                     /* Update the value */
 215                     vlc_mutex_unlock( &p_input->stream.stream_lock );
 216                     input_Tell( p_input, &position );
 217                     vlc_mutex_lock( &p_input->stream.stream_lock );
 218                     if( position.i_size )
 219                     {
 220                         p_intf->p_sys->i_slider_pos =
 221                         ( SLIDER_MAX_POS * position.i_tell ) / position.i_size;
 222
 223                         p_main_interface->slider->SetValue(
 224                             p_intf->p_sys->i_slider_pos );
 225
 226                         DisplayStreamDate( p_main_interface->slider_box,p_intf,
 227                                            p_intf->p_sys->i_slider_pos );
 228                     }
 229                 }
 230             }
 231
 232             /* Manage Playing status */
 233             if( i_old_playing_status != p_input->stream.control.i_status )
 234             {
 235                 if( p_input->stream.control.i_status == PAUSE_S )
 236                 {
 237                     p_main_interface->TogglePlayButton( PAUSE_S );
 238                 }
 239                 else
 240                 {
 241                     p_main_interface->TogglePlayButton( PLAYING_S );
 242                 }
 243                 i_old_playing_status = p_input->stream.control.i_status;
 244             }
 245
 246             /* Manage Speed status */
 247             if( i_old_rate != p_input->stream.control.i_rate )
 248             {
 249                 p_main_interface->statusbar->SetStatusText(
 250                     wxString::Format(wxT("x%.2f"),
 251                     1000.0 / p_input->stream.control.i_rate), 1 );
 252                 i_old_rate = p_input->stream.control.i_rate;
 253             }
 254         }
 255
 256         vlc_mutex_unlock( &p_input->stream.stream_lock );
 257     }
 258     else if( p_intf->p_sys->b_playing && !p_intf->b_die )
 259     {
 260         p_intf->p_sys->b_playing = 0;
 261         p_main_interface->TogglePlayButton( PAUSE_S );
 262         i_old_playing_status = PAUSE_S;
 263     }
 264
 265     if( p_intf->b_die )
 266     {
 267         vlc_mutex_unlock( &p_intf->change_lock );
 268
 269         /* Prepare to die, young Skywalker */
 270         p_main_interface->Close(TRUE);
 271         return;
 272     }
 273
 274     vlc_mutex_unlock( &p_intf->change_lock );
 275 }
 276
 277 /*****************************************************************************
 278  * DisplayStreamDate: display stream date
 279  *****************************************************************************
 280  * This function displays the current date related to the position in
 281  * the stream. It is called whenever the slider changes its value.
 282  * The lock has to be taken before you call the function.
 283  *****************************************************************************/
 284 void DisplayStreamDate( wxControl *p_slider_frame, intf_thread_t * p_intf ,
 285                         int i_pos )
 286 {
 287     if( p_intf->p_sys->p_input )
 288     {
 289 #define p_area p_intf->p_sys->p_input->stream.p_selected_area
 290         char psz_time[ OFFSETTOTIME_MAX_SIZE ];
 291
 292         p_slider_frame->SetLabel(
 293             wxU(input_OffsetToTime( p_intf->p_sys->p_input,
 294                     psz_time, p_area->i_size * i_pos / SLIDER_MAX_POS )) );
 295 #undef p_area
 296      }
 297 }
 298
 299 /*****************************************************************************
 300  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 301  *  We don't show the menu directly here because we don't want the
 302  *  caller to block for a too long time.
 303  *****************************************************************************/
 304 int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 305                  vlc_value_t old_val, vlc_value_t new_val, void *param )
 306 {
 307     intf_thread_t *p_intf = (intf_thread_t *)param;
 308
 309     p_intf->p_sys->b_popup_change = VLC_TRUE;
 310
 311     return VLC_SUCCESS;
 312 }