I think, the magic happens in this line (BatteryMeterView.java, Line 190):
Is there any way to set the system-variable "status_bar_show_battery_percent" to true?
Code:
mShowPercent = ENABLE_PERCENT && 0 != Settings.System.getInt(context.getContentResolver(), "status_bar_show_battery_percent", 0);
Is there any way to set the system-variable "status_bar_show_battery_percent" to true?