android - Controlling Motorola Razr's buttons backlights -


i'm trying develop application keep button's led on when turn on screen.

i functioning app rooted phones writing service , broadcastreceiver alarmed when screen status changes.

my problem default seems these lights automatically controlled os using light sensor informations, work broken behaviour.

is there way (from searches seems not) of using fileobserver monitor system files ("/sys/class/leds/keyboard-backlight/brightness" in case) modifications?

thanks in advance help!


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