Package org.gnome.gtk

Interface TextView.BackspaceCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

TextView

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 TextView.BackspaceCallback
extends FunctionPointer

Functional interface declaration of the BackspaceCallback callback.

See Also:

• run()

Method Summary

Modifier and Type	Method	Description
void	run()	Gets emitted when the user asks for it.
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment) method.
default void	upcall(MemorySegment sourceTextView)	The upcall method is called from native code.

Method Details

run

void run()

Gets emitted when the user asks for it.

The ::backspace signal is a keybinding signal.

The default bindings for this signal are Backspace and Shift+Backspace.

upcall

default void upcall(MemorySegment sourceTextView)

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