59 lines
2.1 KiB
Text
59 lines
2.1 KiB
Text
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#lang scribble/manual
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@(require (for-label racket))
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@title{MIDIMessageDispatcherNV}
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The default dispatcher for MIDIFunc's and MIDIdef's set to respond to touch, program, and bend messages.@section{categories}
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External Control>MIDI>Dispatchers
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@section{related}
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Classes/MIDIFunc, Classes/MIDIdef, Classes/AbstractWrappingDispatcher, Classes/AbstractDispatcher, Classes/MIDIMessageDispatcher, Classes/AbstractMessageMatcher, Classes/MIDIFuncSrcMessageMatcher, Classes/MIDIFuncChanMessageMatcher, Classes/MIDIFuncChanArrayMessageMatcher, Classes/MIDIFuncSrcMessageMatcherNV, Classes/MIDIFuncBothMessageMatcher, Classes/MIDIFuncBothCAMessageMatcher, Guides/MIDI
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@section{description}
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MIDIMessageDispatcherNV is used to dispatch incoming MIDI touch, program, and bend messages to matching functions. Normally users should not have to create or message instances of this class directly.
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@section{CLASSMETHODS}
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@section{INSTANCEMETHODS}
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@section{METHOD}
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getKeysForFuncProxy
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Get the keys at which a responder func's functions are stored in this dispatcher's active dictionary. The keys will be MIDI channels.
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@section{argument}
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funcProxy
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The link::Classes/MIDIFunc:: or link::Classes/MIDIdef:: whose keys should be returned.
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@section{returns}
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An link::Classes/Array:: containing the funcProxy's channel number as an link::Classes/Integer::.
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@section{METHOD}
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value
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Attempt to match an incoming MIDI message with this dispatcher's responder funcs, and evaluate their functions for all matches found.
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@section{argument}
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src
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The UID of the source of the MIDI message as an link::Classes/Integer::.
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@section{argument}
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chan
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The channel number of the MIDI message as an link::Classes/Integer::. Note this should be in the range 0-15.
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@section{argument}
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val
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The message value (e.g. velocity, etc.) of the MIDI message as an link::Classes/Integer::. Note this should be in the range 0-127.
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@section{METHOD}
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wrapFunc
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Called internally to wrap functions in message matcher objects, if needed.
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@section{argument}
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funcProxy
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An instance of link::Classes/MIDIFunc:: or link::Classes/MIDIdef:: whose function(s) are to be wrapped.
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