Update Display Brightness on Android after changing it programmatically

Question

I\'m trying to update the display brightness from a widget but i have some problems.

To change brightness level, i use:

Settings.System.putInt(contex         


        

Answer 1

First, the value to modify in LayoutParams is screenBrightness. You'll then have to do a window.setAttributes to apply it. As GeekYouUp said, you can make a dummy activity to get your Window object.