ListBoxFilterFunc (java-gi API)

All Superinterfaces:: FunctionPointer

Functional Interface:: This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface @Generated("io.github.jwharm.JavaGI") public interface ListBoxFilterFunc extends FunctionPointer

Functional interface declaration of the ListBoxFilterFunc callback.

See Also:

Method Summary

Modifier and Type

Method

Description

boolean

run(ListBoxRow row)

Will be called whenever the row changes or is added and lets you control if the row should be visible or not.

default MemorySegment

toCallback(Arena arena)

Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment) method.

default int

upcall(MemorySegment row, MemorySegment userData)

The upcall method is called from native code.

Method Details
- run
  
  boolean run(ListBoxRow row)
  
  Will be called whenever the row changes or is added and lets you control if the row should be visible or not.
- upcall
  
  default int upcall(MemorySegment row, MemorySegment userData)
  
  The upcall method is called from native code. The parameters are marshaled and run(org.gnome.gtk.ListBoxRow) 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