Package org.gnome.webkit.wpe

Interface WebProcessExtension.UserMessageReceivedCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

WebProcessExtension

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public static interface WebProcessExtension.UserMessageReceivedCallback
extends FunctionPointer

Functional interface declaration of the UserMessageReceivedCallback callback.

See Also:

• run(org.gnome.webkit.wpe.UserMessage)

Method Summary

Modifier and Type	Method	Description
void	run(UserMessage message)	This signal is emitted when a WebKitUserMessage is received from the WebKitWebContext corresponding to extension.
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment) method.
default void	upcall(MemorySegment sourceWebProcessExtension, MemorySegment message)	The upcall method is called from native code.

Method Details

run

void run(UserMessage message)

This signal is emitted when a WebKitUserMessage is received from the WebKitWebContext corresponding to extension. Messages sent by WebKitWebContext are always broadcasted to all web extensions and they can't be replied to. Calling webkit_user_message_send_reply() will do nothing.

upcall

default void upcall(MemorySegment sourceWebProcessExtension,
 MemorySegment message)

The upcall method is called from native code. The parameters are marshaled and run(org.gnome.webkit.wpe.UserMessage) is executed.

toCallback

default MemorySegment toCallback(Arena arena)

Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment) method.

Specified by:

toCallback in interface FunctionPointer

Parameters:

arena - the function pointer will be allocated in this arena

Returns:

the native function pointer