1 /*****************************************************************************
2 * timer.cpp : wxWindows plugin for vlc
3 *****************************************************************************
4 * Copyright (C) 2000-2001 VideoLAN
5 * $Id: timer.cpp,v 1.31 2003/08/28 15:59:04 gbazin Exp $
7 * Authors: Gildas Bazin <gbazin@netcourrier.com>
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.
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.
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 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
27 #include <stdlib.h> /* malloc(), free() */
28 #include <errno.h> /* ENOMEM */
29 #include <string.h> /* strerror() */
36 #include "wxwindows.h"
39 void DisplayStreamDate( wxControl *, intf_thread_t *, int );
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 );
45 /*****************************************************************************
47 *****************************************************************************/
48 Timer::Timer( intf_thread_t *_p_intf, Interface *_p_main_interface )
51 p_main_interface = _p_main_interface;
52 i_old_playing_status = PAUSE_S;
53 i_old_rate = DEFAULT_RATE;
55 /* Register callback for the intf-popupmenu variable */
56 playlist_t *p_playlist =
57 (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
59 if( p_playlist != NULL )
61 var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
62 vlc_object_release( p_playlist );
65 Start( 100 /*milliseconds*/, wxTIMER_CONTINUOUS );
72 /*****************************************************************************
74 *****************************************************************************/
76 /*****************************************************************************
77 * Manage: manage main thread messages
78 *****************************************************************************
79 * In this function, called approx. 10 times a second, we check what the
80 * main program wanted to tell us.
81 *****************************************************************************/
84 vlc_bool_t b_pace_control;
86 vlc_mutex_lock( &p_intf->change_lock );
88 /* Update the input */
89 if( p_intf->p_sys->p_input == NULL )
91 p_intf->p_sys->p_input = (input_thread_t *)vlc_object_find( p_intf,
96 if( p_intf->p_sys->p_input )
98 //if( p_intf->p_sys->p_input->stream.b_seekable )
100 p_main_interface->slider_frame->Show();
101 p_main_interface->frame_sizer->Show(
102 p_main_interface->slider_frame );
103 p_main_interface->frame_sizer->Layout();
104 p_main_interface->frame_sizer->Fit( p_main_interface );
107 p_main_interface->statusbar->SetStatusText(
108 wxU(p_intf->p_sys->p_input->psz_source), 2 );
110 p_main_interface->TogglePlayButton( PLAYING_S );
111 i_old_playing_status = PLAYING_S;
113 /* Take care of the volume */
114 audio_volume_t i_volume;
115 aout_VolumeGet( p_intf, &i_volume );
116 p_main_interface->volctrl->SetValue( i_volume * 200 /
118 p_main_interface->volctrl->SetToolTip(
119 wxString::Format((wxString)wxU(_("Volume")) + wxT(" %d"),
120 i_volume * 200 / AOUT_VOLUME_MAX ) );
122 /* control buttons for free pace streams */
123 b_pace_control = p_intf->p_sys->p_input->stream.b_pace_control;
126 else if( p_intf->p_sys->p_input->b_dead )
129 //if( p_intf->p_sys->p_input->stream.b_seekable )
131 p_main_interface->slider_frame->Hide();
132 p_main_interface->frame_sizer->Hide(
133 p_main_interface->slider_frame );
134 p_main_interface->frame_sizer->Layout();
135 p_main_interface->frame_sizer->Fit( p_main_interface );
137 p_main_interface->TogglePlayButton( PAUSE_S );
138 i_old_playing_status = PAUSE_S;
141 p_main_interface->statusbar->SetStatusText( wxT(""), 2 );
143 vlc_object_release( p_intf->p_sys->p_input );
144 p_intf->p_sys->p_input = NULL;
149 if( p_intf->p_sys->p_input )
151 input_thread_t *p_input = p_intf->p_sys->p_input;
153 vlc_mutex_lock( &p_input->stream.stream_lock );
155 if( !p_input->b_die )
157 /* New input or stream map change */
158 p_intf->p_sys->b_playing = 1;
160 if( p_input->stream.b_changed )
162 wxModeManage( p_intf );
163 wxSetupMenus( p_intf );
164 p_intf->p_sys->b_playing = 1;
166 p_main_interface->TogglePlayButton( PLAYING_S );
167 i_old_playing_status = PLAYING_S;
171 /* Manage the slider */
172 if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
174 stream_position_t position;
176 /* Update the slider if the user isn't dragging it. */
177 if( p_intf->p_sys->b_slider_free )
179 /* Update the value */
180 vlc_mutex_unlock( &p_input->stream.stream_lock );
181 input_Tell( p_input, &position );
182 vlc_mutex_lock( &p_input->stream.stream_lock );
183 if( position.i_size )
185 p_intf->p_sys->i_slider_pos =
186 ( SLIDER_MAX_POS * position.i_tell ) / position.i_size;
188 p_main_interface->slider->SetValue(
189 p_intf->p_sys->i_slider_pos );
191 DisplayStreamDate( p_main_interface->slider_box,p_intf,
192 p_intf->p_sys->i_slider_pos );
197 /* Manage Playing status */
198 if( i_old_playing_status != p_input->stream.control.i_status )
200 if( p_input->stream.control.i_status == PAUSE_S )
202 p_main_interface->TogglePlayButton( PAUSE_S );
206 p_main_interface->TogglePlayButton( PLAYING_S );
208 i_old_playing_status = p_input->stream.control.i_status;
211 /* Manage Speed status */
212 if( i_old_rate != p_input->stream.control.i_rate )
214 p_main_interface->statusbar->SetStatusText(
215 wxString::Format(wxT("x%.2f"),
216 1000.0 / p_input->stream.control.i_rate), 1 );
217 i_old_rate = p_input->stream.control.i_rate;
221 vlc_mutex_unlock( &p_input->stream.stream_lock );
223 else if( p_intf->p_sys->b_playing && !p_intf->b_die )
225 p_intf->p_sys->b_playing = 0;
226 p_main_interface->TogglePlayButton( PAUSE_S );
227 i_old_playing_status = PAUSE_S;
232 vlc_mutex_unlock( &p_intf->change_lock );
234 /* Prepare to die, young Skywalker */
235 p_main_interface->Close(TRUE);
239 vlc_mutex_unlock( &p_intf->change_lock );
242 /*****************************************************************************
243 * DisplayStreamDate: display stream date
244 *****************************************************************************
245 * This function displays the current date related to the position in
246 * the stream. It is called whenever the slider changes its value.
247 * The lock has to be taken before you call the function.
248 *****************************************************************************/
249 void DisplayStreamDate( wxControl *p_slider_frame, intf_thread_t * p_intf ,
252 if( p_intf->p_sys->p_input )
254 #define p_area p_intf->p_sys->p_input->stream.p_selected_area
255 char psz_time[ OFFSETTOTIME_MAX_SIZE ];
257 p_slider_frame->SetLabel(
258 wxU(input_OffsetToTime( p_intf->p_sys->p_input,
259 psz_time, p_area->i_size * i_pos / SLIDER_MAX_POS )) );
264 /*****************************************************************************
265 * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
266 * We don't show the menu directly here because we don't want the
267 * caller to block for a too long time.
268 *****************************************************************************/
269 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
270 vlc_value_t old_val, vlc_value_t new_val, void *param )
272 intf_thread_t *p_intf = (intf_thread_t *)param;
274 if( p_intf->p_sys->pf_show_dialog )
275 p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,