SignalListItemFactory.SetupCallback (java-gi API)

All Superinterfaces:: FunctionPointer

Enclosing class:: SignalListItemFactory

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 SignalListItemFactory.SetupCallback extends FunctionPointer

Functional interface declaration of the SetupCallback callback.

See Also:

Method Summary

Modifier and Type

Method

Description

void

run(GObject object)

Emitted when a new listitem has been created and needs to be setup for use.

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 sourceSignalListItemFactory, MemorySegment object)

The upcall method is called from native code.

Method Details
- run
  
  void run(GObject object)
  
  Emitted when a new listitem has been created and needs to be setup for use.
  It is the first signal emitted for every listitem.
  The Gtk.SignalListItemFactory::teardown signal is the opposite of this signal and can be used to undo everything done in this signal.
- upcall
  
  default void upcall(MemorySegment sourceSignalListItemFactory, MemorySegment object)
  
  The upcall method is called from native code. The parameters are marshaled and run(org.gnome.gobject.GObject) 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 function pointer will be allocated in this arena
  
  Returns:
  
  the native function pointer