Package org.gnome.gtk

Interface IMContext.PreeditChangedCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

IMContext

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 IMContext.PreeditChangedCallback
extends FunctionPointer

Functional interface declaration of the PreeditChangedCallback callback.

See Also:

• run()

Method Summary

Modifier and Type	Method	Description
void	run()	The ::preedit-changed signal is emitted whenever the preedit sequence currently being entered has changed.
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment) method.
default void	upcall(MemorySegment sourceIMContext)	The upcall method is called from native code.

Method Details

run

void run()

The ::preedit-changed signal is emitted whenever the preedit sequence currently being entered has changed.

It is also emitted at the end of a preedit sequence, in which case IMContext.getPreeditString(io.github.jwharm.javagi.base.Out<java.lang.String>, io.github.jwharm.javagi.base.Out<org.gnome.pango.AttrList>, io.github.jwharm.javagi.base.Out<java.lang.Integer>) returns the empty string.

upcall

default void upcall(MemorySegment sourceIMContext)

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