Stability | experimental |
---|---|
Maintainer | David Sorokin <david.sorokin@gmail.com> |
Safe Haskell | Safe-Inferred |
Tested with: GHC 7.6.3
This module defines an updatable reference that depends on the event queue.
- data Ref a
- refQueue :: Ref a -> EventQueue
- refChanged :: Ref a -> Signal a
- refChanged_ :: Ref a -> Signal ()
- newRef :: EventQueue -> a -> Simulation (Ref a)
- readRef :: Ref a -> Dynamics a
- writeRef :: Ref a -> a -> Dynamics ()
- modifyRef :: Ref a -> (a -> a) -> Dynamics ()
Documentation
refQueue :: Ref a -> EventQueueSource
Return the bound event queue.
refChanged :: Ref a -> Signal aSource
Return a signal that notifies about every change of the reference state.
refChanged_ :: Ref a -> Signal ()Source
Return a signal that notifies about every change of the reference state.
newRef :: EventQueue -> a -> Simulation (Ref a)Source
Create a new reference bound to the specified event queue.