cmd_vars.hpp
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上传日期:2020-07-06
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文件大小:5k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * cmd_vars.hpp
- *****************************************************************************
- * Copyright (C) 2004 the VideoLAN team
- * $Id: 608ee4e659a657e077fcc7b906e07d2269505f99 $
- *
- * Authors: Cyril Deguet <asmax@via.ecp.fr>
- *
- * 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 CMD_VARS_HPP
- #define CMD_VARS_HPP
- #include "cmd_generic.hpp"
- #include "../utils/ustring.hpp"
- class EqualizerBands;
- class EqualizerPreamp;
- class VarText;
- /// Command to notify the playlist of a change
- DEFINE_COMMAND( NotifyPlaylist, "notify playlist" )
- /// Command to notify the playlist of a change
- DEFINE_COMMAND( PlaytreeChanged, "playtree changed" )
- /// Command to notify the playtree of an item update
- class CmdPlaytreeUpdate: public CmdGeneric
- {
- public:
- CmdPlaytreeUpdate( intf_thread_t *pIntf, int id ):
- CmdGeneric( pIntf ), m_id( id ) {}
- virtual ~CmdPlaytreeUpdate() {}
- /// This method does the real job of the command
- virtual void execute();
- /// Return the type of the command
- virtual string getType() const { return "playtree update"; }
- /// Only accept removal of command if they concern the same item
- virtual bool checkRemove( CmdGeneric * ) const;
- private:
- /// Playlist item ID
- int m_id;
- };
- /// Command to notify the playtree of an item append
- class CmdPlaytreeAppend: public CmdGeneric
- {
- public:
- CmdPlaytreeAppend( intf_thread_t *pIntf, playlist_add_t *p_add ) :
- CmdGeneric( pIntf ), m_pAdd( p_add ) {}
- virtual ~CmdPlaytreeAppend() {}
- /// This method does the real job of the command
- virtual void execute();
- /// Return the type of the command
- virtual string getType() const { return "playtree append"; }
- private:
- playlist_add_t * m_pAdd;
- };
- /// Command to notify the playtree of an item deletion
- class CmdPlaytreeDelete: public CmdGeneric
- {
- public:
- CmdPlaytreeDelete( intf_thread_t *pIntf, int i_id ) :
- CmdGeneric( pIntf ), m_id( i_id ) {}
- virtual ~CmdPlaytreeDelete() {}
- /// This method does the real job of the command
- virtual void execute();
- /// Return the type of the command
- virtual string getType() const { return "playtree append"; }
- private:
- int m_id;
- };
- /// Command to set a text variable
- class CmdSetText: public CmdGeneric
- {
- public:
- CmdSetText( intf_thread_t *pIntf, VarText &rText,
- const UString &rValue ):
- CmdGeneric( pIntf ), m_rText( rText ), m_value( rValue ) {}
- virtual ~CmdSetText() {}
- /// This method does the real job of the command
- virtual void execute();
- /// Return the type of the command
- virtual string getType() const { return "set text"; }
- private:
- /// Text variable to set
- VarText &m_rText;
- /// Value to set
- const UString m_value;
- };
- /// Command to set the equalizer preamp
- class CmdSetEqPreamp: public CmdGeneric
- {
- public:
- CmdSetEqPreamp( intf_thread_t *pIntf, EqualizerPreamp &rPreamp,
- float value ):
- CmdGeneric( pIntf ), m_rPreamp( rPreamp ), m_value( value ) {}
- virtual ~CmdSetEqPreamp() {}
- /// This method does the real job of the command
- virtual void execute();
- /// Return the type of the command
- virtual string getType() const { return "set equalizer preamp"; }
- private:
- /// Preamp variable to set
- EqualizerPreamp &m_rPreamp;
- /// Value to set
- float m_value;
- };
- /// Command to set the equalizerbands
- class CmdSetEqBands: public CmdGeneric
- {
- public:
- CmdSetEqBands( intf_thread_t *pIntf, EqualizerBands &rEqBands,
- const string &rValue ):
- CmdGeneric( pIntf ), m_rEqBands( rEqBands ), m_value( rValue ) {}
- virtual ~CmdSetEqBands() {}
- /// This method does the real job of the command
- virtual void execute();
- /// Return the type of the command
- virtual string getType() const { return "set equalizer bands"; }
- private:
- /// Equalizer variable to set
- EqualizerBands &m_rEqBands;
- /// Value to set
- const string m_value;
- };
- #endif