Package org.gnome.gio

Interface Application.StartupCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

Application

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 Application.StartupCallback
extends FunctionPointer

Functional interface declaration of the StartupCallback callback.

See Also:

• run()

Method Summary

Modifier and Type	Method	Description
void	run()	The ::startup signal is emitted on the primary instance immediately after registration.
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment) method.
default void	upcall(MemorySegment sourceApplication)	The upcall method is called from native code.

Method Details

run

void run()

The ::startup signal is emitted on the primary instance immediately after registration. See g_application_register().

upcall

default void upcall(MemorySegment sourceApplication)

The upcall method is called from native code. The parameters are marshaled and run() 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