1 /*****************************************************************************
2 * input_manager.hpp : Manage an input and interact with its GUI elements
3 ****************************************************************************
4 * Copyright (C) 2006-2007 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.org>
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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 #ifndef _INPUT_MANAGER_H_
25 #define _INPUT_MANAGER_H_
28 #include <vlc_input.h>
32 class InputManager : public QObject
36 InputManager( QObject *, intf_thread_t *);
37 virtual ~InputManager();
40 bool hasInput() { return p_input && !p_input->b_dead && !p_input->b_die; }
41 bool hasAudio() { return b_has_audio; }
42 bool hasVideo() { return b_has_video; }
43 bool b_has_audio, b_has_video, b_had_audio, b_had_video;
45 intf_thread_t *p_intf;
46 input_thread_t *p_input;
47 int i_old_playing_status;
51 void togglePlayPause();
52 void update(); ///< Periodic updates
53 void setInput( input_thread_t * ); ///< Our controlled input changed
54 void sliderUpdate( float ); ///< User dragged the slider. We get new pos
63 /// Send new position, new time and new length
64 void positionUpdated( float , int, int );
65 void rateChanged( int );
66 void nameChanged( QString );
67 /// Used to signal whether we should show navigation buttons
68 void navigationChanged( int );
70 void statusChanged( int );
73 class MainInputManager : public QObject
77 static MainInputManager *getInstance( intf_thread_t *_p_intf )
80 instance = new MainInputManager( _p_intf );
83 static void killInstance()
85 if( instance ) delete instance;
87 virtual ~MainInputManager();
88 input_thread_t *getInput() { return p_input; };
89 InputManager *getIM() { return im; };
93 intf_thread_t *p_intf;
94 input_thread_t *p_input;
95 static MainInputManager *instance;
96 MainInputManager( intf_thread_t *);
98 void togglePlayPause();
105 void inputChanged( input_thread_t *);