Package org.gnome.adw

Interface TabOverview.CreateTabCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

TabOverview

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 TabOverview.CreateTabCallback
extends FunctionPointer

Functional interface declaration of the CreateTabCallback callback.

See Also:

• run()

Method Summary

Modifier and Type	Method	Description
TabPage	run()	Emitted when a tab needs to be created;
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment) method.
default MemorySegment	upcall(MemorySegment sourceTabOverview)	The upcall method is called from native code.

Method Details

run

TabPage run()

Emitted when a tab needs to be created;

This can happen after the new tab button has been pressed, see TabOverview:enable-new-tab.

The signal handler is expected to create a new page in the corresponding TabView and return it.

upcall

default MemorySegment upcall(MemorySegment sourceTabOverview)

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