Package io.flutter.embedding.engine.systemchannels

Class PlatformViewsChannel

java.lang.Object

io.flutter.embedding.engine.systemchannels.PlatformViewsChannel

public class PlatformViewsChannel
extends Object

System channel that sends 2-way communication between Flutter and Android to facilitate embedding of Android Views within a Flutter application.

Register a PlatformViewsChannel.PlatformViewsHandler to implement the Android side of this channel.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	PlatformViewsChannel.PlatformViewBufferResized	Allows to notify when a platform view buffer has been resized.
static class	PlatformViewsChannel.PlatformViewBufferSize	The platform view buffer size.
static class	PlatformViewsChannel.PlatformViewCreationRequest	Request sent from Flutter to create a new platform view.
static class	PlatformViewsChannel.PlatformViewResizeRequest	Request sent from Flutter to resize a platform view.
static interface	PlatformViewsChannel.PlatformViewsHandler	Handler that receives platform view messages sent from Flutter to Android through a given PlatformViewsChannel.
static class	PlatformViewsChannel.PlatformViewTouch	The state of a touch event in Flutter within a platform view.

Constructor Summary

Constructors

Constructor	Description
PlatformViewsChannel(DartExecutor dartExecutor)	Constructs a PlatformViewsChannel that connects Android to the Dart code running in dartExecutor.

Method Summary

Modifier and Type	Method	Description
void	invokeViewFocused(int viewId)
void	setPlatformViewsHandler(PlatformViewsChannel.PlatformViewsHandler handler)	Sets the PlatformViewsChannel.PlatformViewsHandler which receives all events and requests that are parsed from the underlying platform views channel.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

PlatformViewsChannel

public PlatformViewsChannel(@NonNull
 DartExecutor dartExecutor)

Constructs a PlatformViewsChannel that connects Android to the Dart code running in dartExecutor.

The given dartExecutor is permitted to be idle or executing code.

See DartExecutor.

Method Details

invokeViewFocused

public void invokeViewFocused(int viewId)

setPlatformViewsHandler

public void setPlatformViewsHandler(@Nullable
 PlatformViewsChannel.PlatformViewsHandler handler)

Sets the PlatformViewsChannel.PlatformViewsHandler which receives all events and requests that are parsed from the underlying platform views channel.