Interface PlatformViewsChannel2.PlatformViewsHandler

Enclosing class:
PlatformViewsChannel2
public static interface PlatformViewsChannel2.PlatformViewsHandler
Handler that receives platform view messages sent from Flutter to Android through a given PlatformViewsChannel.

To register a PlatformViewsHandler with a PlatformViewsChannel2, see PlatformViewsChannel2.setPlatformViewsHandler(PlatformViewsHandler).

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    clearFocus(int viewId)
    Clears the focus from the platform view with a give id if it is currently focused.
    void
    createPlatformView(PlatformViewCreationRequest request)
    The Flutter application would like to display a new Android View, i.e., platform view.
    void
    dispose(int viewId)
    The Flutter application would like to dispose of an existing Android View.
    boolean
    isSurfaceControlEnabled()
    Whether the SurfaceControl swapchain is enabled.
    default void
    onRejectGesture(int viewId, long gestureId)
    Informs the handler that Flutter has won the gesture arena and rejected the platform view.
    void
    onTouch(PlatformViewTouch touch)
    The user touched a platform view within Flutter.
    void
    setDirection(int viewId, int direction)
    The Flutter application would like to change the layout direction of an existing Android View, i.e., platform view.

  • Method Details

    • createPlatformView

      void createPlatformView(@NonNull PlatformViewCreationRequest request)
      The Flutter application would like to display a new Android View, i.e., platform view.

    • dispose

      void dispose(int viewId)
      The Flutter application would like to dispose of an existing Android View.

    • onTouch

      void onTouch(@NonNull PlatformViewTouch touch)
      The user touched a platform view within Flutter.

      Touch data is reported in touch.

    • setDirection

      void setDirection(int viewId, int direction)
      The Flutter application would like to change the layout direction of an existing Android View, i.e., platform view.

    • clearFocus

      void clearFocus(int viewId)
      Clears the focus from the platform view with a give id if it is currently focused.

    • onRejectGesture

      default void onRejectGesture(int viewId, long gestureId)
      Informs the handler that Flutter has won the gesture arena and rejected the platform view.
      Parameters:
      viewId - The ID of the platform view that was rejected.
      gestureId - The identifier (motionEventId / embedderId) of the specific gesture that was won by Flutter. If non-zero, this corresponds to the MotionEvent tracked by MotionEventTracker. If non-matching or zero, embedders safely fall back to standard buffered dispatch.

    • isSurfaceControlEnabled

      boolean isSurfaceControlEnabled()
      Whether the SurfaceControl swapchain is enabled.