ActionGroup.ActionRemovedCallback (java-gi API)

All Superinterfaces:: FunctionPointer

Enclosing interface:: ActionGroup

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 ActionGroup.ActionRemovedCallback extends FunctionPointer

Functional interface declaration of the ActionRemovedCallback callback.

See Also:

Method Summary

Modifier and Type

Method

Description

void

run(String actionName)

Signals that an action is just about to be removed from the group.

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 sourceActionGroup, MemorySegment actionName)

The upcall method is called from native code.

Method Details
- run
  
  void run(String actionName)
  
  Signals that an action is just about to be removed from the group.
  This signal is emitted before the action is removed, so the action is still visible and can be queried from the signal handler.
- upcall
  
  default void upcall(MemorySegment sourceActionGroup, MemorySegment actionName)
  
  The upcall method is called from native code. The parameters are marshaled and run(java.lang.String) 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