Package org.gnome.gtk

Interface Filter.ChangedCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

Filter

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 Filter.ChangedCallback
extends FunctionPointer

Functional interface declaration of the ChangedCallback callback.

See Also:

• run(org.gnome.gtk.FilterChange)

Method Summary

Modifier and Type	Method	Description
void	run(FilterChange change)	Emitted whenever the filter changed.
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, int) method.
default void	upcall(MemorySegment sourceFilter, int change)	The upcall method is called from native code.

Method Details

run

void run(FilterChange change)

Emitted whenever the filter changed.

Users of the filter should then check items again via Filter.match(org.gnome.gobject.GObject).

GtkFilterListModel handles this signal automatically.

Depending on the change parameter, not all items need to be checked, but only some. Refer to the Gtk.FilterChange documentation for details.

upcall

default void upcall(MemorySegment sourceFilter,
 int change)

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

toCallback

default MemorySegment toCallback(Arena arena)

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

Specified by:

toCallback in interface FunctionPointer

Parameters:

arena - the function pointer will be allocated in this arena

Returns:

the native function pointer