Package org.gnome.gobject

Interface ClosureNotify

All Superinterfaces:

FunctionPointer

Functional Interface:

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

@FunctionalInterface
@Generated("io.github.jwharm.JavaGI")
public interface ClosureNotify
extends FunctionPointer

Functional interface declaration of the ClosureNotify callback.

See Also:

• run(java.lang.foreign.MemorySegment, org.gnome.gobject.Closure)

Method Summary

Modifier and Type	Method	Description
void	run(@Nullable MemorySegment data, Closure closure)	The type used for the various notification callbacks which can be registered on closures.
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 data, MemorySegment closure)	The upcall method is called from native code.

Method Details

run

void run(@Nullable
 @Nullable MemorySegment data,
 Closure closure)

The type used for the various notification callbacks which can be registered on closures.

upcall

default void upcall(MemorySegment data,
 MemorySegment closure)

The upcall method is called from native code. The parameters are marshaled and run(java.lang.foreign.MemorySegment, org.gnome.gobject.Closure) 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