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: timer.cpp,v 1.36 2003/12/03 13:27:51 rocky 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 #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     i_old_playing_status = PAUSE_S;
  53     i_old_rate = DEFAULT_RATE;
  54
  55     /* Register callback for the intf-popupmenu variable */
  56     playlist_t *p_playlist =
  57         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  58                                        FIND_ANYWHERE );
  59     if( p_playlist != NULL )
  60     {
  61         var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  62         vlc_object_release( p_playlist );
  63     }
  64
  65     Start( 100 /*milliseconds*/, wxTIMER_CONTINUOUS );
  66 }
  67
  68 Timer::~Timer()
  69 {
  70     /* Unregister callback */
  71     playlist_t *p_playlist =
  72         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  73                                        FIND_ANYWHERE );
  74     if( p_playlist != NULL )
  75     {
  76         var_DelCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
  77         vlc_object_release( p_playlist );
  78     }
  79 }
  80
  81 /*****************************************************************************
  82  * Private methods.
  83  *****************************************************************************/
  84
  85 /*****************************************************************************
  86  * Manage: manage main thread messages
  87  *****************************************************************************
  88  * In this function, called approx. 10 times a second, we check what the
  89  * main program wanted to tell us.
  90  *****************************************************************************/
  91 void Timer::Notify()
  92 {
  93     vlc_bool_t b_pace_control;
  94
  95     vlc_mutex_lock( &p_intf->change_lock );
  96
  97     /* Update the input */
  98     if( p_intf->p_sys->p_input == NULL )
  99     {
 100         p_intf->p_sys->p_input =
 101             (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 102                                                FIND_ANYWHERE );
 103
 104         /* Show slider */
 105         if( p_intf->p_sys->p_input )
 106         {
 107             //if( p_intf->p_sys->p_input->stream.b_seekable )
 108             {
 109                 p_main_interface->slider_frame->Show();
 110                 p_main_interface->frame_sizer->Show(
 111                     p_main_interface->slider_frame );
 112                 p_main_interface->frame_sizer->Layout();
 113                 p_main_interface->frame_sizer->Fit( p_main_interface );
 114             }
 115
 116             p_main_interface->statusbar->SetStatusText(
 117                 wxU(p_intf->p_sys->p_input->psz_source), 2 );
 118
 119             p_main_interface->TogglePlayButton( PLAYING_S );
 120             i_old_playing_status = PLAYING_S;
 121
 122             /* Take care of the volume */
 123             audio_volume_t i_volume;
 124             aout_VolumeGet( p_intf, &i_volume );
 125             p_main_interface->volctrl->SetValue( i_volume * 200 * 2 /
 126                                                  AOUT_VOLUME_MAX );
 127             p_main_interface->volctrl->SetToolTip(
 128                 wxString::Format((wxString)wxU(_("Volume")) + wxT(" %d"),
 129                 i_volume * 200 / AOUT_VOLUME_MAX ) );
 130
 131             /* control buttons for free pace streams */
 132             b_pace_control = p_intf->p_sys->p_input->stream.b_pace_control;
 133         }
 134     }
 135     else if( p_intf->p_sys->p_input->b_dead )
 136     {
 137         /* Hide slider */
 138         //if( p_intf->p_sys->p_input->stream.b_seekable )
 139         {
 140             p_main_interface->slider_frame->Hide();
 141             p_main_interface->frame_sizer->Hide(
 142                 p_main_interface->slider_frame );
 143             p_main_interface->frame_sizer->Layout();
 144             p_main_interface->frame_sizer->Fit( p_main_interface );
 145
 146             p_main_interface->TogglePlayButton( PAUSE_S );
 147             i_old_playing_status = PAUSE_S;
 148         }
 149
 150         p_main_interface->statusbar->SetStatusText( wxT(""), 2 );
 151
 152         vlc_object_release( p_intf->p_sys->p_input );
 153         p_intf->p_sys->p_input = NULL;
 154     }
 155
 156
 157
 158     if( p_intf->p_sys->p_input )
 159     {
 160         input_thread_t *p_input = p_intf->p_sys->p_input;
 161
 162         vlc_mutex_lock( &p_input->stream.stream_lock );
 163
 164         if( !p_input->b_die )
 165         {
 166             /* New input or stream map change */
 167             p_intf->p_sys->b_playing = 1;
 168 #if 0
 169             if( p_input->stream.b_changed )
 170             {
 171                 wxModeManage( p_intf );
 172                 wxSetupMenus( p_intf );
 173                 p_intf->p_sys->b_playing = 1;
 174
 175                 p_main_interface->TogglePlayButton( PLAYING_S );
 176                 i_old_playing_status = PLAYING_S;
 177             }
 178 #endif
 179
 180             /* Manage the slider */
 181             if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
 182             {
 183                 /* Update the slider if the user isn't dragging it. */
 184                 if( p_intf->p_sys->b_slider_free )
 185                 {
 186                     vlc_value_t pos;
 187                     char psz_time[ MSTRTIME_MAX_SIZE ];
 188                     vlc_value_t time;
 189                     mtime_t i_seconds;
 190
 191                     /* Update the value */
 192                     var_Get( p_input, "position", &pos );
 193                     if( pos.f_float >= 0.0 )
 194                     {
 195                         p_intf->p_sys->i_slider_pos =
 196                             (int)(SLIDER_MAX_POS * pos.f_float);
 197
 198                         p_main_interface->slider->SetValue(
 199                             p_intf->p_sys->i_slider_pos );
 200
 201                         var_Get( p_intf->p_sys->p_input, "time", &time );
 202                         i_seconds = time.i_time / 1000000;
 203
 204                         secstotimestr ( psz_time, i_seconds );
 205
 206                         p_main_interface->slider_box->SetLabel( wxU(psz_time) );
 207                     }
 208                 }
 209             }
 210
 211             /* Manage Playing status */
 212             if( i_old_playing_status != p_input->stream.control.i_status )
 213             {
 214                 if( p_input->stream.control.i_status == PAUSE_S )
 215                 {
 216                     p_main_interface->TogglePlayButton( PAUSE_S );
 217                 }
 218                 else
 219                 {
 220                     p_main_interface->TogglePlayButton( PLAYING_S );
 221                 }
 222                 i_old_playing_status = p_input->stream.control.i_status;
 223             }
 224
 225             /* Manage Speed status */
 226             if( i_old_rate != p_input->stream.control.i_rate )
 227             {
 228                 p_main_interface->statusbar->SetStatusText(
 229                     wxString::Format(wxT("x%.2f"),
 230                     1000.0 / p_input->stream.control.i_rate), 1 );
 231                 i_old_rate = p_input->stream.control.i_rate;
 232             }
 233         }
 234
 235         vlc_mutex_unlock( &p_input->stream.stream_lock );
 236     }
 237     else if( p_intf->p_sys->b_playing && !p_intf->b_die )
 238     {
 239         p_intf->p_sys->b_playing = 0;
 240         p_main_interface->TogglePlayButton( PAUSE_S );
 241         i_old_playing_status = PAUSE_S;
 242     }
 243
 244     if( p_intf->b_die )
 245     {
 246         vlc_mutex_unlock( &p_intf->change_lock );
 247
 248         /* Prepare to die, young Skywalker */
 249         p_main_interface->Close(TRUE);
 250         return;
 251     }
 252
 253     vlc_mutex_unlock( &p_intf->change_lock );
 254 }
 255
 256 /*****************************************************************************
 257  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 258  *  We don't show the menu directly here because we don't want the
 259  *  caller to block for a too long time.
 260  *****************************************************************************/
 261 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 262                         vlc_value_t old_val, vlc_value_t new_val, void *param )
 263 {
 264     intf_thread_t *p_intf = (intf_thread_t *)param;
 265
 266     if( p_intf->p_sys->pf_show_dialog )
 267     {
 268         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
 269                                        new_val.b_bool, 0 );
 270     }
 271
 272     return VLC_SUCCESS;
 273 }