WinCE: update the interface module
[vlc.git] / modules / gui / wince / timer.cpp
1 /*****************************************************************************
2  * timer.cpp : WinCE gui plugin for VLC
3  *****************************************************************************
4  * Copyright (C) 2000-2003 the VideoLAN team
5  * $Id$
6  *
7  * Authors: Marodon Cedric <cedric_marodon@yahoo.fr>
8  *          Gildas Bazin <gbazin@videolan.org>
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23  *****************************************************************************/
24
25 /*****************************************************************************
26  * Preamble
27  *****************************************************************************/
28 #ifdef HAVE_CONFIG_H
29 # include "config.h"
30 #endif
31
32 #include <vlc_common.h>
33 #include <vlc_aout.h>
34 #include <vlc_interface.h>
35 #include <vlc_input.h>
36 #include <vlc_playlist.h>
37
38 #include "wince.h"
39
40 #include <commctrl.h>
41
42 /* Callback prototype */
43 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
44                         vlc_value_t old_val, vlc_value_t new_val, void * );
45
46 /*****************************************************************************
47  * Constructor.
48  *****************************************************************************/
49 Timer::Timer( intf_thread_t *_p_intf, HWND hwnd, Interface *_p_main_interface)
50 {
51     p_intf = _p_intf;
52     p_main_interface = _p_main_interface;
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 = pl_Yield( p_intf );
58     if( p_playlist != NULL )
59     {
60         var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
61         pl_Release( p_intf );
62     }
63
64     SetTimer( hwnd, 1, 200 /*milliseconds*/, NULL );
65 }
66
67 Timer::~Timer()
68 {
69     /* Unregister callback */
70     playlist_t *p_playlist = pl_Yield( p_intf );
71     if( p_playlist != NULL )
72     {
73         var_DelCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
74         pl_Release( p_intf );
75     }
76 }
77
78 /*****************************************************************************
79  * Private methods.
80  *****************************************************************************/
81
82 /*****************************************************************************
83  * Manage: manage main thread messages
84  *****************************************************************************
85  * In this function, called approx. 10 times a second, we check what the
86  * main program wanted to tell us.
87  *****************************************************************************/
88 void Timer::Notify( void )
89 {
90     vlc_value_t val;
91     char *shortname;
92
93     vlc_mutex_lock( &p_intf->change_lock );
94
95     /* Update the input */
96     if( p_intf->p_sys->p_input == NULL )
97     {
98         p_intf->p_sys->p_input =
99             (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
100                                                FIND_ANYWHERE );
101
102         /* Show slider */
103         if( p_intf->p_sys->p_input )
104         {
105             ShowWindow( p_main_interface->hwndSlider, SW_SHOW );
106             ShowWindow( p_main_interface->hwndLabel, SW_SHOW );
107             ShowWindow( p_main_interface->hwndVol, SW_SHOW );
108
109             // only for local file, check if works well with net url
110             input_item_t *p_item =input_GetItem(p_intf->p_sys->p_input);
111             shortname = strrchr( input_item_GetURL(p_item), '\\' );
112             if (! shortname)
113                 shortname = input_item_GetURL(p_item);
114             else shortname++;
115  
116             SendMessage( p_main_interface->hwndSB, SB_SETTEXT,
117                          (WPARAM) 0, (LPARAM)_FROMMB(shortname) );
118
119             p_main_interface->TogglePlayButton( PLAYING_S );
120             i_old_playing_status = PLAYING_S;
121         }
122     }
123     else if( p_intf->p_sys->p_input->b_dead )
124     {
125         /* Hide slider */
126         ShowWindow( p_main_interface->hwndSlider, SW_HIDE);
127         ShowWindow( p_main_interface->hwndLabel, SW_HIDE);
128         ShowWindow( p_main_interface->hwndVol, SW_HIDE);
129
130         p_main_interface->TogglePlayButton( PAUSE_S );
131         i_old_playing_status = PAUSE_S;
132
133         SendMessage( p_main_interface->hwndSB, SB_SETTEXT,
134                      (WPARAM) 0, (LPARAM)(LPCTSTR) TEXT(""));
135
136         vlc_object_release( p_intf->p_sys->p_input );
137         p_intf->p_sys->p_input = NULL;
138     }
139
140     if( p_intf->p_sys->p_input )
141     {
142         input_thread_t *p_input = p_intf->p_sys->p_input;
143
144         if( vlc_object_alive (p_input) )
145         {
146             /* New input or stream map change */
147             p_intf->p_sys->b_playing = 1;
148
149             /* Manage the slider */
150             if( /*p_input->stream.b_seekable &&*/ p_intf->p_sys->b_playing )
151             {
152                 /* Update the slider if the user isn't dragging it. */
153                 if( p_intf->p_sys->b_slider_free )
154                 {
155                     vlc_value_t pos;
156                     char psz_time[ MSTRTIME_MAX_SIZE ];
157                     vlc_value_t time;
158                     mtime_t i_seconds;
159
160                     /* Update the value */
161                     var_Get( p_input, "position", &pos );
162                     if( pos.f_float >= 0.0 )
163                     {
164                         p_intf->p_sys->i_slider_pos =
165                             (int)(SLIDER_MAX_POS * pos.f_float);
166
167                         SendMessage( p_main_interface->hwndSlider, TBM_SETPOS,
168                                      1, p_intf->p_sys->i_slider_pos );
169
170                         var_Get( p_intf->p_sys->p_input, "time", &time );
171                         i_seconds = time.i_time / 1000000;
172                         secstotimestr ( psz_time, i_seconds );
173
174                         SendMessage( p_main_interface->hwndLabel, WM_SETTEXT,
175                                      (WPARAM)1, (LPARAM)_FROMMB(psz_time) );
176                     }
177                 }
178             }
179
180             /* Take care of the volume, etc... */
181             p_main_interface->Update();
182
183             /* Manage Playing status */
184             var_Get( p_input, "state", &val );
185             if( i_old_playing_status != val.i_int )
186             {
187                 if( val.i_int == PAUSE_S )
188                 {
189                     p_main_interface->TogglePlayButton( PAUSE_S );
190                 }
191                 else
192                 {
193                     p_main_interface->TogglePlayButton( PLAYING_S );
194                 }
195                 i_old_playing_status = val.i_int;
196             }
197
198             /* Manage Speed status */
199             var_Get( p_input, "rate", &val );
200             if( i_old_rate != val.i_int )
201             {
202                 TCHAR psz_text[15];
203                 _stprintf( psz_text + 2, _T("x%.2f"), 1000.0 / val.i_int );
204                 psz_text[0] = psz_text[1] = _T('\t');
205
206                 SendMessage( p_main_interface->hwndSB, SB_SETTEXT,
207                              (WPARAM) 1, (LPARAM)(LPCTSTR) psz_text );
208
209                 i_old_rate = val.i_int;
210             }
211         }
212     }
213     else if( p_intf->p_sys->b_playing && !intf_ShouldDie( p_intf ) )
214     {
215         p_intf->p_sys->b_playing = 0;
216         p_main_interface->TogglePlayButton( PAUSE_S );
217         i_old_playing_status = PAUSE_S;
218     }
219
220     if( intf_ShouldDie( p_intf ) )
221     {
222         vlc_mutex_unlock( &p_intf->change_lock );
223
224         /* Prepare to die, young Skywalker */
225 /*        p_main_interface->Close(TRUE);*/
226         return;
227     }
228
229     vlc_mutex_unlock( &p_intf->change_lock );
230 }
231
232 /*****************************************************************************
233  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
234  *  We don't show the menu directly here because we don't want the
235  *  caller to block for a too long time.
236  *****************************************************************************/
237 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
238                         vlc_value_t old_val, vlc_value_t new_val, void *param )
239 {
240     intf_thread_t *p_intf = (intf_thread_t *)param;
241
242     if( p_intf->p_sys->pf_show_dialog )
243     {
244         p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
245                                        new_val.b_bool, 0 );
246     }
247
248     return VLC_SUCCESS;
249 }