content: {-# LANGUAGE PatternSynonyms #-}
  {-# LANGUAGE ForeignFunctionInterface #-}
  {-# LANGUAGE JavaScriptFFI #-}
  -- For HasCallStack compatibility
  {-# LANGUAGE ImplicitParams, ConstraintKinds, KindSignatures #-}
  module GHCJS.DOM.JSFFI.Generated.MediaStreamEvent
         (js_newMediaStreamEvent, newMediaStreamEvent, js_getStream,
          getStream, getStreamUnsafe, getStreamUnchecked,
          MediaStreamEvent(..), gTypeMediaStreamEvent)
         where
  import Prelude ((.), (==), (>>=), return, IO, Int, Float, Double, Bool(..), Maybe, maybe, fromIntegral, round, fmap, Show, Read, Eq, Ord)
  import qualified Prelude (error)
  import Data.Typeable (Typeable)
  import GHCJS.Types (JSVal(..), JSString)
  import GHCJS.Foreign (jsNull, jsUndefined)
  import GHCJS.Foreign.Callback (syncCallback, asyncCallback, syncCallback1, asyncCallback1, syncCallback2, asyncCallback2, OnBlocked(..))
  import GHCJS.Marshal (ToJSVal(..), FromJSVal(..))
  import GHCJS.Marshal.Pure (PToJSVal(..), PFromJSVal(..))
  import Control.Monad (void)
  import Control.Monad.IO.Class (MonadIO(..))
  import Data.Int (Int64)
  import Data.Word (Word, Word64)
  import Data.Maybe (fromJust)
  import Data.Traversable (mapM)
  import GHCJS.DOM.Types
  import Control.Applicative ((<$>))
  import GHCJS.DOM.EventTargetClosures (EventName, unsafeEventName, unsafeEventNameAsync)
  import GHCJS.DOM.JSFFI.Generated.Enums
   
  foreign import javascript unsafe
          "new window[\"MediaStreamEvent\"]($1,\n$2)" js_newMediaStreamEvent
          :: JSString -> Optional MediaStreamEventInit -> IO MediaStreamEvent
  
  -- | <https://developer.mozilla.org/en-US/docs/Web/API/MediaStreamEvent Mozilla MediaStreamEvent documentation> 
  newMediaStreamEvent ::
                      (MonadIO m, ToJSString type') =>
                        type' -> Maybe MediaStreamEventInit -> m MediaStreamEvent
  newMediaStreamEvent type' eventInitDict
    = liftIO
        (js_newMediaStreamEvent (toJSString type')
           (maybeToOptional eventInitDict))
   
  foreign import javascript unsafe "$1[\"stream\"]" js_getStream ::
          MediaStreamEvent -> IO (Nullable MediaStream)
  
  -- | <https://developer.mozilla.org/en-US/docs/Web/API/MediaStreamEvent.stream Mozilla MediaStreamEvent.stream documentation> 
  getStream ::
            (MonadIO m) => MediaStreamEvent -> m (Maybe MediaStream)
  getStream self = liftIO (nullableToMaybe <$> (js_getStream self))
  
  -- | <https://developer.mozilla.org/en-US/docs/Web/API/MediaStreamEvent.stream Mozilla MediaStreamEvent.stream documentation> 
  getStreamUnsafe ::
                  (MonadIO m, HasCallStack) => MediaStreamEvent -> m MediaStream
  getStreamUnsafe self
    = liftIO
        ((nullableToMaybe <$> (js_getStream self)) >>=
           maybe (Prelude.error "Nothing to return") return)
  
  -- | <https://developer.mozilla.org/en-US/docs/Web/API/MediaStreamEvent.stream Mozilla MediaStreamEvent.stream documentation> 
  getStreamUnchecked ::
                     (MonadIO m) => MediaStreamEvent -> m MediaStream
  getStreamUnchecked self
    = liftIO (fromJust . nullableToMaybe <$> (js_getStream self))