Change Backlight Brightness on iPhone Programmatically

Question

Does the SDK provide any way to change the brightness of the backlight, or turn it off temporarily?

Answer 1

try this code. i hope it helps...

//in viewWillAppear

float prevBrightnessLevel = [UIScreen mainScreen].brightness;

[UIScreen mainScreen].brightness = 1.0;

//in viewWillDisappear

[UIScreen mainScreen].brightness = prevBrightnessLevel;