Lines Matching refs:Backlight
150 """Class for Backlight exceptions."""
153 class Backlight(object):
154 """Class for control of built-in panel backlight.
157 set_level: Set backlight level to the given brightness.
158 set_percent: Set backlight level to the given brightness percent.
159 set_resume_level: Set backlight level on resume to the given brightness.
160 set_resume_percent: Set backlight level on resume to the given brightness
162 set_default: Set backlight to CrOS default.
164 get_level: Get backlight level currently.
166 get_percent: Get backlight percent currently.
167 restore: Restore backlight to initial level when instance created.
173 _try_bl_cmd: run a backlight command.
176 _init_level: integer of backlight level when object instantiated.
177 _can_control_bl: boolean determining whether backlight can be controlled
205 logging.info("Default backlight brightness percent = %f",
209 logging.warning("Unable to determine default backlight "
215 """Perform backlight command.
218 arg_str: String of additional arguments to backlight command.
221 String output of the backlight command.
237 """Set backlight level to the given brightness.
246 """Set backlight level to the given brightness percent.
255 """Set backlight level on resume to the given brightness.
264 """Set backlight level on resume to the given brightness percent.
273 """Set backlight to CrOS default.
279 """Get backlight level currently.
281 Returns integer of current backlight level or zero if no backlight
290 Returns integer of maximum backlight level or zero if no backlight
297 """Get backlight percent currently.
299 Returns float of current backlight percent or zero if no backlight
306 """Restore backlight to initial level when instance created."""
315 """Class for control of keyboard backlight.
323 set: Sets the keyboard backlight to a percent.
324 get: Get current keyboard backlight percentage.
327 _get_max: Retrieve maximum integer setting of keyboard backlight
330 _path: filepath to keyboard backlight controls in sysfs
369 """Set keyboard backlight percent.
372 @param percent: percent to set keyboard backlight to.
380 """Class to simulate control of backlight via keyboard or Chrome UI.
383 increase_brightness: Increase backlight by one adjustment step.
384 decrease_brightness: Decrease backlight by one adjustment step.
385 set_brightness_to_max: Increase backlight to max by calling
387 set_brightness_to_min: Decrease backlight to min or zero by calling
391 _max_num_steps: maximum number of backlight adjustment steps between 0 and
