Add default handlers for brightness keys (b854e24d) · Commits · e / os / android_frameworks_base

policy/src/com/android/internal/policy/impl/PhoneWindowManager.java

+40 −0

Original line number	Diff line number	Diff line
		@@ -432,6 +432,9 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		private boolean mPowerKeyTriggered;
		private long mPowerKeyTime;

		/* The number of steps between min and max brightness */
		private static final int BRIGHTNESS_STEPS = 10;

		SettingsObserver mSettingsObserver;
		ShortcutManager mShortcutManager;
		PowerManager.WakeLock mBroadcastWakeLock;
		@@ -1977,6 +1980,43 @@ public class PhoneWindowManager implements WindowManagerPolicy {
		mHandler.post(mScreenshotRunnable);
		}
		return -1;
		} else if (keyCode == KeyEvent.KEYCODE_BRIGHTNESS_UP
		\|\| keyCode == KeyEvent.KEYCODE_BRIGHTNESS_DOWN) {
		if (down) {
		int direction = keyCode == KeyEvent.KEYCODE_BRIGHTNESS_UP ? 1 : -1;

		// Disable autobrightness if it's on
		int auto = Settings.System.getIntForUser(
		mContext.getContentResolver(),
		Settings.System.SCREEN_BRIGHTNESS_MODE,
		Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL,
		UserHandle.USER_CURRENT_OR_SELF);
		if (auto != 0) {
		Settings.System.putIntForUser(mContext.getContentResolver(),
		Settings.System.SCREEN_BRIGHTNESS_MODE,
		Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL,
		UserHandle.USER_CURRENT_OR_SELF);
		}

		int min = mPowerManager.getMinimumScreenBrightnessSetting();
		int max = mPowerManager.getMaximumScreenBrightnessSetting();
		int step = (max - min + BRIGHTNESS_STEPS - 1) / BRIGHTNESS_STEPS * direction;
		int brightness = Settings.System.getIntForUser(mContext.getContentResolver(),
		Settings.System.SCREEN_BRIGHTNESS,
		mPowerManager.getDefaultScreenBrightnessSetting(),
		UserHandle.USER_CURRENT_OR_SELF);
		brightness += step;
		// Make sure we don't go beyond the limits.
		brightness = Math.min(max, brightness);
		brightness = Math.max(min, brightness);

		Settings.System.putIntForUser(mContext.getContentResolver(),
		Settings.System.SCREEN_BRIGHTNESS, brightness,
		UserHandle.USER_CURRENT_OR_SELF);
		Intent intent = new Intent(Intent.ACTION_SHOW_BRIGHTNESS_DIALOG);
		mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT_OR_SELF);
		}
		return -1;
		}

		// Shortcuts are invoked through Search+key, so intercept those here