input_manager.hpp
资源名称:vlc-1.0.5.zip [点击查看]
上传用户:kjfoods
上传日期:2020-07-06
资源大小:29949k
文件大小:7k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * input_manager.hpp : Manage an input and interact with its GUI elements
- ****************************************************************************
- * Copyright (C) 2006-2008 the VideoLAN team
- * $Id: d9b6630b28691648fc51c2120268ce0034b90e82 $
- *
- * Authors: Clément Stenac <zorglub@videolan.org>
- * Jean-Baptiste <jb@videolan.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
- #ifndef QVLC_INPUT_MANAGER_H_
- #define QVLC_INPUT_MANAGER_H_
- #ifdef HAVE_CONFIG_H
- # include "config.h"
- #endif
- #include <vlc_input.h>
- #include <vlc_vout.h>
- #include <vlc_aout.h>
- #include "qt4.hpp"
- #include <QObject>
- #include <QEvent>
- enum {
- PositionUpdate_Type = QEvent::User + IMEventType + 1,
- ItemChanged_Type,
- ItemStateChanged_Type,
- ItemTitleChanged_Type,
- ItemRateChanged_Type,
- VolumeChanged_Type,
- ItemEsChanged_Type,
- ItemTeletextChanged_Type,
- InterfaceVoutUpdate_Type,
- StatisticsUpdate_Type, /*10*/
- InterfaceAoutUpdate_Type,
- MetaChanged_Type,
- NameChanged_Type,
- InfoChanged_Type,
- SynchroChanged_Type,
- CachingEvent_Type,
- BookmarksChanged_Type,
- RecordingEvent_Type,
- ProgramChanged_Type,
- /* SignalChanged_Type, */
- FullscreenControlToggle_Type = QEvent::User + IMEventType + 20,
- FullscreenControlShow_Type,
- FullscreenControlHide_Type,
- FullscreenControlPlanHide_Type,
- };
- class IMEvent : public QEvent
- {
- friend class InputManager;
- public:
- IMEvent( int type, int id ) : QEvent( (QEvent::Type)(type) )
- { i_id = id ; }
- virtual ~IMEvent() {}
- private:
- int i_id;
- };
- class InputManager : public QObject
- {
- Q_OBJECT;
- friend class MainInputManager;
- public:
- InputManager( QObject *, intf_thread_t * );
- virtual ~InputManager();
- void delInput();
- bool hasInput()
- {
- return p_input /* We have an input */
- && !p_input->b_dead /* not dead yet, */
- && !p_input->b_eof /* not EOF either, */
- && vlc_object_alive (p_input); /* and the VLC object is alive */
- }
- bool hasAudio();
- bool hasVideo() { return hasInput() && b_video; }
- void requestArtUpdate();
- QString getName() { return oldName; }
- private:
- intf_thread_t *p_intf;
- input_thread_t *p_input;
- int i_input_id;
- int i_old_playing_status;
- QString oldName;
- QString artUrl;
- int i_rate;
- float f_cache;
- bool b_video;
- mtime_t timeA, timeB;
- void customEvent( QEvent * );
- void addCallbacks();
- void delCallbacks();
- void UpdateRate();
- void UpdateName();
- void UpdateStatus();
- void UpdateNavigation();
- void UpdatePosition();
- void UpdateTeletext();
- void UpdateArt();
- void UpdateInfo();
- void UpdateMeta();
- void UpdateMeta(int);
- void UpdateVout();
- void UpdateAout();
- void UpdateStats();
- void UpdateCaching();
- void UpdateRecord();
- void UpdateProgramEvent();
- public slots:
- void setInput( input_thread_t * ); ///< Our controlled input changed
- void sliderUpdate( float ); ///< User dragged the slider. We get new pos
- /* SpeedRate Rate Management */
- void reverse();
- void slower();
- void faster();
- void littlefaster();
- void littleslower();
- void normalRate();
- void setRate( int );
- /* Jumping */
- void jumpFwd();
- void jumpBwd();
- /* Menus */
- void sectionNext();
- void sectionPrev();
- void sectionMenu();
- /* Teletext */
- void telexSetPage( int ); ///< Goto teletext page
- void telexSetTransparency( bool ); ///< Transparency on teletext background
- void activateTeletext( bool ); ///< Toggle buttons after click
- /* A to B Loop */
- void setAtoB();
- private slots:
- void togglePlayPause();
- void AtoBLoop( float, int, int );
- signals:
- /// Send new position, new time and new length
- void positionUpdated( float , int, int );
- void rateChanged( int );
- void nameChanged( QString );
- /// Used to signal whether we should show navigation buttons
- void titleChanged( bool );
- void chapterChanged( bool );
- /// Statistics are updated
- void statisticsUpdated( input_item_t* );
- void infoChanged( input_item_t* );
- void metaChanged( input_item_t* );
- void metaChanged( int );
- void artChanged( QString );
- /// Play/pause status
- void statusChanged( int );
- void recordingStateChanged( bool );
- /// Teletext
- void teletextPossible( bool );
- void teletextActivated( bool );
- void teletextTransparencyActivated( bool );
- void newTelexPageSet( int );
- /// Advanced buttons
- void AtoBchanged( bool, bool );
- /// Vout
- void voutChanged( bool );
- void voutListChanged( vout_thread_t **pp_vout, int i_vout );
- /// Other
- void synchroChanged();
- void bookmarksChanged();
- void cachingChanged( float );
- /// Program Event changes
- void encryptionChanged( bool );
- };
- class MainInputManager : public QObject
- {
- Q_OBJECT;
- public:
- static MainInputManager *getInstance( intf_thread_t *_p_intf )
- {
- if( !instance )
- instance = new MainInputManager( _p_intf );
- return instance;
- }
- static void killInstance()
- {
- delete instance;
- instance = NULL;
- }
- input_thread_t *getInput() { return p_input; };
- InputManager *getIM() { return im; };
- vout_thread_t* getVout();
- aout_instance_t *getAout();
- private:
- MainInputManager( intf_thread_t * );
- virtual ~MainInputManager();
- static MainInputManager *instance;
- void customEvent( QEvent * );
- InputManager *im;
- input_thread_t *p_input;
- intf_thread_t *p_intf;
- public slots:
- void togglePlayPause();
- void stop();
- void next();
- void prev();
- void activatePlayQuit( bool );
- signals:
- void inputChanged( input_thread_t * );
- void volumeChanged();
- };
- #endif