Package io.flutter.embedding.engine
Interface FlutterJNI.AccessibilityDelegate
- All Known Subinterfaces:
AccessibilityChannel.AccessibilityMessageHandler
- Enclosing class:
- FlutterJNI
public static interface FlutterJNI.AccessibilityDelegate
Delegate responsible for creating and updating Android-side caches of Flutter's semantics tree
and custom accessibility actions.
AccessibilityBridge
is an example of an AccessibilityDelegate
.
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Method Summary
Modifier and TypeMethodDescriptionvoid
updateCustomAccessibilityActions
(ByteBuffer buffer, String[] strings) Sends new custom accessibility actions from Flutter to Android.void
updateSemantics
(ByteBuffer buffer, String[] strings, ByteBuffer[] stringAttributeArgs) Sends newSemanticsNode
information from Flutter to Android.
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Method Details
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updateCustomAccessibilityActions
Sends new custom accessibility actions from Flutter to Android.Implementers are expected to maintain an Android-side cache of custom accessibility actions. This method provides new actions to add to that cache.
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updateSemantics
void updateSemantics(@NonNull ByteBuffer buffer, @NonNull String[] strings, @NonNull ByteBuffer[] stringAttributeArgs) Sends newSemanticsNode
information from Flutter to Android.Implementers are expected to maintain an Android-side cache of Flutter's semantics tree. This method provides updates from Flutter for the Android-side semantics tree cache.
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