ValueListenableBuilder
An element that rebuilds its subtree whenever the value of an ValueNotifier changes. Subscribe a notifier and provide a builder delegate that turns the current value into an element tree. The subtree is rebuilt automatically each time the notifier emits a new value.
Constructor
ValueListenableBuilder
Creates a new listenable builder.
| Parameter | Description |
|---|---|
notifier | The notifier to observe. |
builder | A delegate that receives the build context and the current value and returns the element subtree. |
key | An optional key for reconciliation identity. |
Properties
Builder
A delegate that maps the current notifier value to a child element. Called during every build triggered by a value change.
Notifier
The notifier whose value changes drive rebuilds of this element’s subtree.
Methods
CreateState
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