Package org.gnome.adw

Interface NavigationView.PoppedCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

NavigationView

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 NavigationView.PoppedCallback
extends FunctionPointer

Functional interface declaration of the PoppedCallback callback.

See Also:

• run(org.gnome.adw.NavigationPage)

Method Summary

Modifier and Type	Method	Description
void	run(@Nullable NavigationPage page)	Emitted after page has been popped from the navigation stack.
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 sourceNavigationView, MemorySegment page)	The upcall method is called from native code.

Method Details

run

void run(@Nullable NavigationPage page)

Emitted after page has been popped from the navigation stack.

See NavigationView.pop().

When using NavigationView.popToPage(org.gnome.adw.NavigationPage) or NavigationView.popToTag(java.lang.String), this signal is emitted for each of the popped pages.

Since:

1.4

upcall

default void upcall(MemorySegment sourceNavigationView,
 MemorySegment page)

The upcall method is called from native code. The parameters are marshaled and run(org.gnome.adw.NavigationPage) 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 arena in which the function pointer is allocated

Returns:

the native function pointer