/[svn]/linuxsampler/trunk/src/EventListeners.h
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Diff of /linuxsampler/trunk/src/EventListeners.h

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revision 1541 by iliev, Tue Dec 4 18:09:26 2007 UTC revision 1695 by schoenebeck, Sat Feb 16 01:09:33 2008 UTC
# Line 1  Line 1 
1  /***************************************************************************  /***************************************************************************
2   *                                                                         *   *                                                                         *
3   *   Copyright (C) 2007 Grigor Iliev                                       *   *   Copyright (C) 2007, 2008 Grigor Iliev                                 *
4   *                                                                         *   *                                                                         *
5   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
6   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 26  Line 26 
26    
27  namespace LinuxSampler {  namespace LinuxSampler {
28    
29        // just symbol prototyping
30        class SamplerChannel;
31        class MidiInputDevice;
32        class MidiInputPort;
33    
34      template<class L>      template<class L>
35      class ListenerList {      class ListenerList {
36          public:          public:
# Line 87  namespace LinuxSampler { Line 92  namespace LinuxSampler {
92               * @param NewCount The new number of sampler channels.               * @param NewCount The new number of sampler channels.
93               */               */
94              virtual void ChannelCountChanged(int NewCount) = 0;              virtual void ChannelCountChanged(int NewCount) = 0;
95                virtual void ChannelAdded(SamplerChannel* pChannel) = 0;
96                virtual void ChannelToBeRemoved(SamplerChannel* pChannel) = 0;
97      };      };
98    
99      /**      /**
# Line 113  namespace LinuxSampler { Line 120  namespace LinuxSampler {
120               * @param NewCount The new number of MIDI input devices.               * @param NewCount The new number of MIDI input devices.
121               */               */
122              virtual void MidiDeviceCountChanged(int NewCount) = 0;              virtual void MidiDeviceCountChanged(int NewCount) = 0;
123    
124                /**
125                 * Invoked right before the supplied MIDI input device is going
126                 * to be destroyed.
127                 * @param pDevice MidiInputDevice to be deleted
128                 */
129                virtual void MidiDeviceToBeDestroyed(MidiInputDevice* pDevice) = 0;
130    
131                /**
132                 * Invoked to inform that a new MidiInputDevice has just been
133                 * created.
134                 * @param pDevice newly created MidiInputDevice
135                 */
136                virtual void MidiDeviceCreated(MidiInputDevice* pDevice) = 0;
137        };
138    
139        /**
140         * This class is used as a listener, which is notified
141         * when the number of MIDI input ports is changed.
142         */
143        class MidiPortCountListener {
144            public:
145                /**
146                 * Invoked when the number of MIDI input ports has changed.
147                 * @param NewCount The new number of MIDI input ports.
148                 */
149                virtual void MidiPortCountChanged(int NewCount) = 0;
150    
151                /**
152                 * Invoked right before the supplied MIDI input port is going
153                 * to be destroyed.
154                 * @param pPort MidiInputPort to be deleted
155                 */
156                virtual void MidiPortToBeRemoved(MidiInputPort* pPort) = 0;
157    
158                /**
159                 * Invoked to inform that a new MidiInputPort has just been
160                 * added.
161                 * @param pPort newly created MidiInputPort
162                 */
163                virtual void MidiPortAdded(MidiInputPort* pPort) = 0;
164      };      };
165    
166      /**      /**
# Line 263  namespace LinuxSampler { Line 311  namespace LinuxSampler {
311      class EngineChangeListener {      class EngineChangeListener {
312          public:          public:
313              /**              /**
314                 * Invoked when the engine type of the specified sampler channel
315                 * is going to be changed soon.
316                 * @param ChannelId The numerical ID of the sampler channel
317                 */
318                virtual void EngineToBeChanged(int ChannelId) = 0;
319    
320                /**
321               * Invoked when the engine type of the               * Invoked when the engine type of the
322               * specified sampler channel is changed.               * specified sampler channel was changed.
323               * @param ChannelId The numerical ID of the sampler               * @param ChannelId The numerical ID of the sampler
324               * channel, which engine type has been changed.               * channel, which engine type has been changed.
325               */               */
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