Package org.gnome.gtk

Interface IconView.ActivateCursorItemCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

IconView

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 IconView.ActivateCursorItemCallback
extends FunctionPointer

Functional interface declaration of the ActivateCursorItemCallback callback.

See Also:

• run()

Method Summary

Modifier and Type	Method	Description
boolean	run()	A Gtk.SignalAction which gets emitted when the user activates the currently focused item.
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment) method.
default int	upcall(MemorySegment sourceIconView)	The upcall method is called from native code.

Method Details

run

boolean run()

A Gtk.SignalAction which gets emitted when the user activates the currently focused item.

Applications should not connect to it, but may emit it with g_signal_emit_by_name() if they need to control activation programmatically.

The default bindings for this signal are Space, Return and Enter.

upcall

default int upcall(MemorySegment sourceIconView)

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