alsa-seq-0.6: Binding to the ALSA Library API (MIDI sequencer).

Stabilityprovisional
MaintainerHenning Thielemann
Safe HaskellNone

Sound.ALSA.Sequencer.Client.Info

Description

This module contains functions for working with sequencer clients. Reference: http://www.alsa-project.org/alsa-doc/alsa-lib/group___seq_client.html

Synopsis

Documentation

data T Source

Instances

C T 
C T 

get :: T mode -> IO TSource

getAny :: T mode -> T -> IO TSource

Copy the content of an object to a newly created object.

Create a new information area filled with data about an arbitrary client.

queryFirst :: T mode -> IO TSource

queryNextSource

Arguments

:: T mode 
-> T 
-> IO Bool

Was there a next client?

Get information about the client with the next biggest identifier.

queryLoop_ :: T mode -> (T -> IO ()) -> IO ()Source

queryLoop :: T mode -> (T -> IO a) -> IO [a]Source

set :: T mode -> T -> IO ()Source

Set the information for the sequencer client based on the data in the given information area.

copySource

Arguments

:: T

Destination

-> T

Source

-> IO () 

Create a new information area filled with data about the sequencer client.

getErrorBounce :: T -> IO BoolSource

Allocate an uninitialized object. (Not exported)

filterAdd :: Type e => T -> e -> IO ()Source

filterDel :: Type e => T -> e -> IO ()Source

filterCheck :: Type e => T -> e -> IO BoolSource