Package org.gnome.pango

Interface AttrClass.CopyCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

AttrClass

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 AttrClass.CopyCallback
extends FunctionPointer

Functional interface declaration of the CopyCallback callback.

See Also:

• run(org.gnome.pango.Attribute)

Method Summary

Modifier and Type	Method	Description
Attribute	run(Attribute attr)
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment) method.
default MemorySegment	upcall(MemorySegment attr)	The upcall method is called from native code.

Method Details

run

Attribute run(Attribute attr)

upcall

default MemorySegment upcall(MemorySegment attr)

The upcall method is called from native code. The parameters are marshaled and run(org.gnome.pango.Attribute) is executed.

toCallback

default MemorySegment toCallback(Arena arena)

Creates a native function pointer to the upcall(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