Safe Haskell | None |
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Ui.PtrMap
Description
This holds the view_id_to_ptr
global variable. Only very low level
modules should import this.
Synopsis
- newtype FltkException = FltkException String
- throw :: String -> IO a
- data CView
- modify :: (Map ViewId (Ptr CView) -> IO (Map ViewId (Ptr CView))) -> IO ()
- get_map :: IO (Map ViewId (Ptr CView))
- get :: ViewId -> IO (Ptr CView)
- lookup :: ViewId -> IO (Maybe.Maybe (Ptr CView))
- lookup_id :: Ptr CView -> IO (Maybe.Maybe ViewId)
- view_exists :: ViewId -> IO Bool
error
newtype FltkException Source #
Constructors
FltkException String |
Instances
Show FltkException # | |
Defined in Ui.PtrMap Methods showsPrec :: Int -> FltkException -> ShowS # show :: FltkException -> String # showList :: [FltkException] -> ShowS # | |
Exception FltkException # | |
Defined in Ui.PtrMap Methods toException :: FltkException -> SomeException # fromException :: SomeException -> Maybe.Maybe FltkException # displayException :: FltkException -> String # |