55e5824 · patch · git.iko.soy

198The functions mentioned above are used to create a static FRP network.

199There are additional typeclasses that can be used to modify the FRP network, to have it interact with IO action, or to introspect the building of the network.

200

201−Th typeclasses and their associated annotations include:

201+The typeclasses and their associated annotations include:

202

203- `PostBuild`

204 Fire an Event when an FRP network has been set up.

206 [B] -- Function runs in any monad supporting PostBuild

207 ```

208

209−- `Adjustable`

209+- `Adjustable`

210 Use Events to add or remove pieces of an FRP network.

211 ```haskell

212 [A] -- Function runs in any monad supporting Adjustable

271```haskell

272-- Run side-effecting actions in Event when it occurs; returned Event contains

273-- results. Side effects run in the (Performable m) monad which is associated with

274−-- the (PerformEvent t m) typeclass constraint.

274+-- the (PerformEvent t m) typeclass constraint.

275-- This allows for working with IO when a ((MonadIO (Performable m)) constraint is available.

276[P] performEvent :: Event (Performable m a ) -> m (Event a)

277

295## Networks

296

297```haskell

298−-- Functions from Reflex.Network used to deal with Dynamics/Events carrying (m a)

298+-- Functions from Reflex.Adjustable / Reflex.Network used to deal with Dynamics/Events carrying (m a)

299

300+[A] runWithReplace :: m a -> Event t (m b) -> m (a, Event t b)

301+

300−-- Given a Dynamic of network-creating actions, create a network that is recreated whenever the Dynamic updates.

302+-- Given a Dynamic of network-creating actions, create a network that is recreated whenever the Dynamic updates.

301−-- The returned Event of network results occurs when the Dynamic does. Note: Often, the type a is an Event,

303+-- The returned Event of network results occurs when the Dynamic does. Note: Often, the type a is an Event,

302-- in which case the return value is an Event-of-Events that would typically be flattened (via switchHold).

304-- in which case the return value is an Event-of-Events that would typically be flattened (via switchHold).

303−[P,A] networkView :: Dynamic (m a) -> m (Event a)

305+[P,A] networkView :: Dynamic (m a) -> m (Event a)

304

306

305−-- Given an initial network and an Event of network-creating actions, create a network that is recreated whenever the

307+-- Given an initial network and an Event of network-creating actions, create a network that is recreated whenever the

306−-- Event fires. The returned Dynamic of network results occurs when the Event does. Note: Often, the type a is an

308+-- Event fires. The returned Dynamic of network results occurs when the Event does. Note: Often, the type a is an

307-- Event, in which case the return value is a Dynamic-of-Events that would typically be flattened.

309-- Event, in which case the return value is a Dynamic-of-Events that would typically be flattened.

308−[H,A] networkHold :: m a -> Event (m a) -> m (Dynamic a)

310+[H,A] networkHold :: m a -> Event (m a) -> m (Dynamic a)

309

311

310-- Render a placeholder network to be shown while another network is not yet done building

312-- Render a placeholder network to be shown while another network is not yet done building

311−[P,A] untilReady :: m a -> m b -> m (a, Event b)

313+[P,A] untilReady :: m a -> m b -> m (a, Event b)

314+```