GLFWWindowFocusCallbackI (LWJGL 3.3.1 - GLFW)

All Superinterfaces:

org.lwjgl.system.CallbackI, org.lwjgl.system.Pointer

All Known Implementing Classes:

GLFWWindowFocusCallback

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 interface GLFWWindowFocusCallbackI
extends org.lwjgl.system.CallbackI
```
Instances of this interface may be passed to the SetWindowFocusCallback method.
Type
```
 void (*invoke(long, boolean)) (
     GLFWwindow *window,
     int focused
 )
```
Since:

version 3.0

Nested Class Summary
- Nested classes/interfaces inherited from interface org.lwjgl.system.Pointer
  org.lwjgl.system.Pointer.Default

Field Summary

Fields
Modifier and Type Field Description

static org.lwjgl.system.libffi.FFICIF CIF
- Fields inherited from interface org.lwjgl.system.Pointer
  BITS32, BITS64, CLONG_SHIFT, CLONG_SIZE, POINTER_SHIFT, POINTER_SIZE

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default void`	`callback(long ret, long args)`
`default org.lwjgl.system.libffi.FFICIF`	`getCallInterface()`
`void`	`invoke(long window, boolean focused)`	Will be called when the specified window gains or loses focus.

Methods inherited from interface org.lwjgl.system.CallbackI
address

- Field Detail
  - CIF
```
static final org.lwjgl.system.libffi.FFICIF CIF
```
- Method Detail
  - getCallInterface
```
default org.lwjgl.system.libffi.FFICIF getCallInterface()
```
    Specified by:
    
    getCallInterface in interface org.lwjgl.system.CallbackI
  - callback
```
default void callback(long ret,
                      long args)
```
    Specified by:
    
    callback in interface org.lwjgl.system.CallbackI
  - invoke
```
void invoke(long window,
            boolean focused)
```
    Will be called when the specified window gains or loses focus.
    
    Parameters:
    
    window - the window that was focused or defocused
    
    focused - TRUE if the window was focused, or FALSE if it was defocused