ContextLifecycleExtensions extension

Extensions for lifecycle and frame scheduling from BuildContext.

Example:

context.onPostFrame(() { /* do something after build */ });
context.onPostFrames(3, () { /* do something after 3 frames */ });

on

• BuildContext

Properties

isContextMounted → bool

Available on BuildContext, provided by the ContextLifecycleExtensions extension

Returns true if this BuildContext is still mounted in the widget tree.

no setter

Methods

ifMounted(VoidCallback callback) → void

Available on BuildContext, provided by the ContextLifecycleExtensions extension

Runs callback only if this BuildContext is still mounted.

onPostFrame(VoidCallback callback) → void

Available on BuildContext, provided by the ContextLifecycleExtensions extension

Runs a callback after the current frame is rendered.

onPostFrameIfMounted(VoidCallback callback) → void

Available on BuildContext, provided by the ContextLifecycleExtensions extension

Runs a callback after the current frame, but only if the context is still mounted at the time of execution.

onPostFrames(int count, VoidCallback callback) → void

Available on BuildContext, provided by the ContextLifecycleExtensions extension

Runs a callback after count frames have been rendered.