Gtk2Hs Contents Index

Media.Streaming.GStreamer.Core.Iterator Maintainer gtk2hs-devel@lists.sourceforge.net Stability : alpha Portability : portable (depends on GHC)

Description

Documentation

data Iterator a

class Iterable a

Instances Iterable Element Iterable FormatDefinition Iterable Pad Iterable QueryTypeDefinition

type IteratorFilter itemT = itemT -> IO Bool

type IteratorFoldFunction itemT accumT = itemT -> accumT -> IO (Bool, accumT)

data IteratorResult

Constructors IteratorDone IteratorOk IteratorResync IteratorError Instances Enum IteratorResult Eq IteratorResult Show IteratorResult

iteratorNext :: Iterable a => Iterator a -> IO (IteratorResult, Maybe a)

iteratorResync :: Iterator a -> IO ()

iteratorFilter :: Iterable a => Iterator a -> IteratorFilter a -> IO (Iterator a)

iteratorFold :: Iterable itemT => Iterator itemT -> accumT -> IteratorFoldFunction itemT accumT -> IO (IteratorResult, accumT)

iteratorForeach :: Iterable itemT => Iterator itemT -> (itemT -> IO ()) -> IO IteratorResult

iteratorFind :: Iterable itemT => Iterator itemT -> (itemT -> IO Bool) -> IO (IteratorResult, Maybe itemT)

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