DropTargetAsync.DragLeaveCallback (java-gi API)

All Superinterfaces:: FunctionPointer

Enclosing class:: DropTargetAsync

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 DropTargetAsync.DragLeaveCallback extends FunctionPointer

Functional interface declaration of the DragLeaveCallback callback.

See Also:

Method Summary

Modifier and Type

Method

Description

void

run(Drop drop)

Emitted on the drop site when the pointer leaves the widget.

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 sourceDropTargetAsync, MemorySegment drop)

The upcall method is called from native code.

Method Details
- run
  
  void run(Drop drop)
  
  Emitted on the drop site when the pointer leaves the widget.
  Its main purpose it to undo things done in GtkDropTargetAsync::drag-enter.
- upcall
  
  default void upcall(MemorySegment sourceDropTargetAsync, MemorySegment drop)
  
  The upcall method is called from native code. The parameters are marshaled and run(org.gnome.gdk.Drop) 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