# love.focus

Available since LÖVE 0.7.0
This callback is not supported in earlier versions.

Callback function triggered when window receives or loses focus.

## Function

### Synopsis

    love.focus( f )

### Arguments

`boolean f`
  Window focus

### Returns

Nothing.

## Example

    function love.load()
      text = "FOCUSED"
    end

    function love.draw()
      love.graphics.print(text,0,0)
    end

    function love.focus(f)
      if f then
        print("Window is focused.")
        text = "FOCUSED"
      else
        print("Window is not focused.")
        text = "UNFOCUSED"
      end
    end

## See Also

- love

##

Category:

- Callbacks