Application.WindowRemovedCallback (java-gi API)

All Superinterfaces:: FunctionPointer

Enclosing class:: Application

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 Application.WindowRemovedCallback extends FunctionPointer

Functional interface declaration of the WindowRemovedCallback callback.

See Also:

Method Summary

Modifier and Type

Method

Description

void

run(@Nullable Window window)

Emitted when a window is removed from an application.

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 sourceApplication, MemorySegment window)

The upcall method is called from native code.

Method Details
- run
  
  void run(@Nullable Window window)
  
  Emitted when a window is removed from an application.
  This can happen as a side-effect of the window being destroyed or explicitly through Application.removeWindow(org.gnome.gtk.Window).
- upcall
  
  default void upcall(MemorySegment sourceApplication, MemorySegment window)
  
  The upcall method is called from native code. The parameters are marshaled and run(org.gnome.gtk.Window) 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