1 /*****************************************************************************
2 * input_manager.hpp : Manage an input and interact with its GUI elements
3 ****************************************************************************
4 * Copyright (C) 2006-2008 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.org>
8 * Jean-Baptiste <jb@videolan.org>
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.
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.
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 *****************************************************************************/
25 #ifndef QVLC_INPUT_MANAGER_H_
26 #define QVLC_INPUT_MANAGER_H_
32 #include <vlc_input.h>
35 #include "util/singleton.hpp"
36 #include "util/uniqueevent.hpp"
37 #include "variables.hpp"
43 PositionUpdate_Type = QEvent::User + IMEventTypeOffset + 1,
45 ItemStateChanged_Type,
46 ItemTitleChanged_Type,
49 ItemTeletextChanged_Type,
50 InterfaceVoutUpdate_Type,
51 StatisticsUpdate_Type, /*10*/
52 InterfaceAoutUpdate_Type,
58 BookmarksChanged_Type,
62 LoopOrRepeatChanged_Type,
64 /* SignalChanged_Type, */
66 FullscreenControlToggle_Type = QEvent::User + IMEventTypeOffset + 20,
67 FullscreenControlShow_Type,
68 FullscreenControlHide_Type,
69 FullscreenControlPlanHide_Type,
72 enum { NORMAL, /* loop: 0, repeat: 0 */
73 REPEAT_ONE,/* loop: 0, repeat: 1 */
74 REPEAT_ALL,/* loop: 1, repeat: 0 */
77 class IMEvent : public UniqueEvent
80 IMEvent( int type, input_item_t *p_input = NULL )
81 : UniqueEvent( (QEvent::Type)(type) )
83 if( (p_item = p_input) != NULL )
84 vlc_gc_incref( p_item );
89 vlc_gc_decref( p_item );
91 input_item_t *item() const { return p_item; };
92 virtual bool equals(UniqueEvent *e) const
94 IMEvent *ev = static_cast<IMEvent *>(e);
95 return ( ev->item() == p_item && ev->type() == type() );
101 class PLEvent : public QEvent
106 PLItemAppended_Type = QEvent::User + PLEventTypeOffset + 1,
111 PLEvent( PLEventTypes t, int i, int p = 0 )
112 : QEvent( (QEvent::Type)(t) ), i_item(i), i_parent(p) {}
114 /* Needed for "playlist-item*" and "leaf-to-parent" callbacks
115 * !! Can be a input_item_t->i_id or a playlist_item_t->i_id */
117 // Needed for "playlist-item-append" callback, notably
121 class InputManager : public QObject
124 friend class MainInputManager;
127 InputManager( QObject *, intf_thread_t * );
128 virtual ~InputManager();
133 return p_input /* We have an input */
134 && !p_input->b_dead /* not dead yet, */
135 && !p_input->b_eof /* not EOF either, */
136 && vlc_object_alive (p_input); /* and the VLC object is alive */
141 bool hasVideo() { return hasInput() && b_video; }
142 bool hasVisualisation();
143 void requestArtUpdate( input_item_t *p_item );
145 QString getName() { return oldName; }
146 static const QString decodeArtURL( input_item_t *p_item );
147 void postUniqueEvent( QObject *, UniqueEvent * );
150 intf_thread_t *p_intf;
151 input_thread_t *p_input;
152 vlc_object_t *p_input_vbi;
153 input_item_t *p_item;
154 int i_old_playing_status;
160 mtime_t timeA, timeB;
162 void customEvent( QEvent * );
163 RateLimitedEventPoster *rateLimitedEventPoster;
171 void UpdateNavigation();
172 void UpdatePosition();
173 void UpdateTeletext();
177 void UpdateMeta(input_item_t *);
181 void UpdateCaching();
183 void UpdateProgramEvent();
187 void setInput( input_thread_t * ); ///< Our controlled input changed
188 void sliderUpdate( float ); ///< User dragged the slider. We get new pos
189 /* SpeedRate Rate Management */
205 void telexSetPage( int ); ///< Goto teletext page
206 void telexSetTransparency( bool ); ///< Transparency on teletext background
207 void activateTeletext( bool ); ///< Toggle buttons after click
212 void AtoBLoop( float, int64_t, int );
215 /// Send new position, new time and new length
216 void positionUpdated( float , int64_t, int );
217 void seekRequested( float pos );
218 void rateChanged( float );
219 void nameChanged( const QString& );
220 /// Used to signal whether we should show navigation buttons
221 void titleChanged( bool );
222 void chapterChanged( bool );
223 void inputCanSeek( bool );
224 /// Statistics are updated
225 void statisticsUpdated( input_item_t* );
226 void infoChanged( input_item_t* );
227 void currentMetaChanged( input_item_t* );
228 void metaChanged( input_item_t *);
229 void artChanged( QString ); /* current item art ( same as item == NULL ) */
230 void artChanged( input_item_t * );
231 /// Play/pause status
232 void playingStatusChanged( int );
233 void recordingStateChanged( bool );
235 void teletextPossible( bool );
236 void teletextActivated( bool );
237 void teletextTransparencyActivated( bool );
238 void newTelexPageSet( int );
240 void AtoBchanged( bool, bool );
242 void voutChanged( bool );
243 void voutListChanged( vout_thread_t **pp_vout, int i_vout );
245 void synchroChanged();
246 void bookmarksChanged();
247 void cachingChanged( float );
248 /// Program Event changes
249 void encryptionChanged( bool );
253 class MainInputManager : public QObject, public Singleton<MainInputManager>
256 friend class Singleton<MainInputManager>;
258 input_thread_t *getInput() { return p_input; }
259 InputManager *getIM() { return im; }
260 inline input_item_t *currentInputItem()
262 return ( p_input ? input_GetItem( p_input ) : NULL );
265 vout_thread_t* getVout();
266 audio_output_t *getAout();
268 bool getPlayExitState();
269 bool hasEmptyPlaylist();
271 void requestVoutUpdate() { return im->UpdateVout(); }
273 MainInputManager( intf_thread_t * );
274 virtual ~MainInputManager();
276 void customEvent( QEvent * );
279 input_thread_t *p_input;
280 intf_thread_t *p_intf;
281 QVLCBool random, repeat, loop;
286 void togglePlayPause();
294 void activatePlayQuit( bool );
296 void loopRepeatLoopStatus();
298 void notifyRandom( bool );
299 void notifyRepeatLoop( bool );
300 void notifyVolume( float );
301 void notifyMute( bool );
303 void inputChanged( input_thread_t * );
304 void volumeChanged( float );
305 void soundMuteChanged( bool );
306 void playlistItemAppended( int itemId, int parentId );
307 void playlistItemRemoved( int itemId );
308 void playlistNotEmpty( bool );
309 void randomChanged( bool );
310 void repeatLoopChanged( int );
311 void leafBecameParent( int );