content: {-# LANGUAGE PatternSynonyms #-}
  {-# LANGUAGE ForeignFunctionInterface #-}
  {-# LANGUAGE JavaScriptFFI #-}
  -- For HasCallStack compatibility
  {-# LANGUAGE ImplicitParams, ConstraintKinds, KindSignatures #-}
  module GHCJS.DOM.JSFFI.Generated.StorageUsageCallback
         (newStorageUsageCallback, newStorageUsageCallbackSync,
          newStorageUsageCallbackAsync, StorageUsageCallback)
         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
  
  -- | <https://developer.mozilla.org/en-US/docs/Web/API/StorageUsageCallback Mozilla StorageUsageCallback documentation> 
  newStorageUsageCallback ::
                          (MonadIO m) =>
                            (Double -> Double -> IO ()) -> m StorageUsageCallback
  newStorageUsageCallback callback
    = liftIO
        (StorageUsageCallback <$>
           syncCallback2 ThrowWouldBlock
             (\ currentUsageInBytes currentQuotaInBytes ->
                fromJSValUnchecked currentQuotaInBytes >>=
                  \ currentQuotaInBytes' ->
                    fromJSValUnchecked currentUsageInBytes >>=
                      \ currentUsageInBytes' -> callback currentUsageInBytes'
                      currentQuotaInBytes'))
  
  -- | <https://developer.mozilla.org/en-US/docs/Web/API/StorageUsageCallback Mozilla StorageUsageCallback documentation> 
  newStorageUsageCallbackSync ::
                              (MonadIO m) =>
                                (Double -> Double -> IO ()) -> m StorageUsageCallback
  newStorageUsageCallbackSync callback
    = liftIO
        (StorageUsageCallback <$>
           syncCallback2 ContinueAsync
             (\ currentUsageInBytes currentQuotaInBytes ->
                fromJSValUnchecked currentQuotaInBytes >>=
                  \ currentQuotaInBytes' ->
                    fromJSValUnchecked currentUsageInBytes >>=
                      \ currentUsageInBytes' -> callback currentUsageInBytes'
                      currentQuotaInBytes'))
  
  -- | <https://developer.mozilla.org/en-US/docs/Web/API/StorageUsageCallback Mozilla StorageUsageCallback documentation> 
  newStorageUsageCallbackAsync ::
                               (MonadIO m) =>
                                 (Double -> Double -> IO ()) -> m StorageUsageCallback
  newStorageUsageCallbackAsync callback
    = liftIO
        (StorageUsageCallback <$>
           asyncCallback2
             (\ currentUsageInBytes currentQuotaInBytes ->
                fromJSValUnchecked currentQuotaInBytes >>=
                  \ currentQuotaInBytes' ->
                    fromJSValUnchecked currentUsageInBytes >>=
                      \ currentUsageInBytes' -> callback currentUsageInBytes'
                      currentQuotaInBytes'))