io.flutter.plugin.platform.PlatformOverlayView Class Reference

Inheritance diagram for io.flutter.plugin.platform.PlatformOverlayView:

Public Member Functions
	PlatformOverlayView ( @NonNull Context context, int width, int height, @NonNull AccessibilityEventsDelegate accessibilityDelegate)
	PlatformOverlayView (@NonNull Context context)
	PlatformOverlayView (@NonNull Context context, @NonNull AttributeSet attrs)
boolean	onHoverEvent (@NonNull MotionEvent event)
Public Member Functions inherited from io.flutter.embedding.android.FlutterImageView
ImageReader	getImageReader ()
	FlutterImageView (@NonNull Context context, int width, int height, SurfaceKind kind)
	FlutterImageView (@NonNull Context context)
	FlutterImageView (@NonNull Context context, @NonNull AttributeSet attrs)
Surface	getSurface ()
FlutterRenderer	getAttachedRenderer ()
void	attachToRenderer (@NonNull FlutterRenderer flutterRenderer)
void	detachFromRenderer ()
void	pause ()
void	resume ()
boolean	acquireLatestImage ()
void	resizeIfNeeded (int width, int height)
void	closeImageReader ()
FlutterRenderer	getAttachedRenderer ()
void	attachToRenderer (@NonNull FlutterRenderer renderer)
void	detachFromRenderer ()
void	pause ()
void	resume ()

Additional Inherited Members
Protected Member Functions inherited from io.flutter.embedding.android.FlutterImageView
void	onDraw (Canvas canvas)
void	onSizeChanged (int width, int height, int oldWidth, int oldHeight)
Package Functions inherited from io.flutter.embedding.android.FlutterImageView
	FlutterImageView ( @NonNull Context context, @NonNull ImageReader imageReader, SurfaceKind kind)

Detailed Description

A host view for Flutter content displayed over a platform view.

Definition at line 15 of file PlatformOverlayView.java.

Constructor & Destructor Documentation

PlatformOverlayView() [1/3]

io.flutter.plugin.platform.PlatformOverlayView.PlatformOverlayView ( @NonNull Context  context, int  width, int  height, @NonNull AccessibilityEventsDelegate  accessibilityDelegate  )

inline

Definition at line 18 of file PlatformOverlayView.java.

                                                                  {
    super(context, width, height, FlutterImageView.SurfaceKind.overlay);
    this.accessibilityDelegate = accessibilityDelegate;
  }

PlatformOverlayView() [2/3]

io.flutter.plugin.platform.PlatformOverlayView.PlatformOverlayView ( @NonNull Context  context )

inline

Definition at line 27 of file PlatformOverlayView.java.

                                                       {
    this(context, 1, 1, null);
  }

PlatformOverlayView() [3/3]

io.flutter.plugin.platform.PlatformOverlayView.PlatformOverlayView ( @NonNull Context  context, @NonNull AttributeSet  attrs  )

inline

Definition at line 31 of file PlatformOverlayView.java.

                                                                                    {
    this(context, 1, 1, null);
  }

Member Function Documentation

onHoverEvent()

boolean io.flutter.plugin.platform.PlatformOverlayView.onHoverEvent ( @NonNull MotionEvent  event )

inline

Definition at line 36 of file PlatformOverlayView.java.

                                                          {
    // This view doesn't have any accessibility information of its own, but anything drawn in
    // this view is visible above the platform view it is overlaying, so should respond to
    // accessibility exploration events. Forward those events to the accessibility delegate in
    // a special mode that will stop as soon as it reaches a platform view, so that it will not
    // find widgets that behind the platform view. If no such widget is found, treat the event
    // as unhandled so that it can fall through to the platform view.
    if (accessibilityDelegate != null
        && accessibilityDelegate.onAccessibilityHoverEvent(event, true)) {
      return true;
    }
    return super.onHoverEvent(event);
  }

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The documentation for this class was generated from the following file:

• shell/platform/android/io/flutter/plugin/platform/PlatformOverlayView.java