am 96fce6e1: Merge change I62704736 into eclair (9882f385) · Commits · e / os / android_frameworks_base

core/res/res/values/config.xml

+5 −0

Original line number	Diff line number	Diff line
		@@ -200,6 +200,11 @@
		<integer-array name="config_autoBrightnessKeyboardBacklightValues">
		</integer-array>

		<!-- Amount of time it takes for the light sensor to warm up in milliseconds.
		For this time after the screen turns on, the Power Manager
		will not debounce light sensor readings -->
		<integer name="config_lightSensorWarmupTime">0</integer>

		<!-- Enables swipe versus poly-finger touch disambiguation in the KeyboardView -->
		<bool name="config_swipeDisambiguation">true</bool>
		</resources>

services/java/com/android/server/PowerManagerService.java

+24 −11

Original line number	Diff line number	Diff line
		@@ -212,8 +212,12 @@ class PowerManagerService extends IPowerManager.Stub
		private volatile boolean mPokeAwakeOnSet = false;
		private volatile boolean mInitComplete = false;
		private HashMap<IBinder,PokeLock> mPokeLocks = new HashMap<IBinder,PokeLock>();
		// mScreenOnTime and mScreenOnStartTime are used for computing total time screen
		// has been on since boot
		private long mScreenOnTime;
		private long mScreenOnStartTime;
		// mLastScreenOnTime is the time the screen was last turned on
		private long mLastScreenOnTime;
		private boolean mPreventScreenOn;
		private int mScreenBrightnessOverride = -1;
		private boolean mUseSoftwareAutoBrightness;
		@@ -222,6 +226,7 @@ class PowerManagerService extends IPowerManager.Stub
		private int[] mLcdBacklightValues;
		private int[] mButtonBacklightValues;
		private int[] mKeyboardBacklightValues;
		private int mLightSensorWarmupTime;

		// Used when logging number and duration of touch-down cycles
		private long mTotalTouchDownTime;
		@@ -456,6 +461,8 @@ class PowerManagerService extends IPowerManager.Stub
		com.android.internal.R.array.config_autoBrightnessButtonBacklightValues);
		mKeyboardBacklightValues = resources.getIntArray(
		com.android.internal.R.array.config_autoBrightnessKeyboardBacklightValues);
		mLightSensorWarmupTime = resources.getInteger(
		com.android.internal.R.integer.config_lightSensorWarmupTime);
		}

		ContentResolver resolver = mContext.getContentResolver();
		@@ -886,6 +893,7 @@ class PowerManagerService extends IPowerManager.Stub
		pw.println(" mPreventScreenOn=" + mPreventScreenOn
		+ " mScreenBrightnessOverride=" + mScreenBrightnessOverride);
		pw.println(" mTotalDelaySetting=" + mTotalDelaySetting);
		pw.println(" mLastScreenOnTime=" + mLastScreenOnTime);
		pw.println(" mBroadcastWakeLock=" + mBroadcastWakeLock);
		pw.println(" mStayOnWhilePluggedInScreenDimLock=" + mStayOnWhilePluggedInScreenDimLock);
		pw.println(" mStayOnWhilePluggedInPartialLock=" + mStayOnWhilePluggedInPartialLock);
		@@ -1299,7 +1307,9 @@ class PowerManagerService extends IPowerManager.Stub

		private int setScreenStateLocked(boolean on) {
		int err = Power.setScreenState(on);
		if (err == 0 && mUseSoftwareAutoBrightness) {
		if (err == 0) {
		mLastScreenOnTime = (on ? SystemClock.elapsedRealtime() : 0);
		if (mUseSoftwareAutoBrightness) {
		enableLightSensor(on);
		if (!on) {
		// make sure button and key backlights are off too
		@@ -1310,6 +1320,7 @@ class PowerManagerService extends IPowerManager.Stub
		mLightSensorValue = -1;
		}
		}
		}
		return err;
		}

		@@ -2431,13 +2442,15 @@ class PowerManagerService extends IPowerManager.Stub
		public void onSensorChanged(SensorEvent event) {
		synchronized (mLocks) {
		int value = (int)event.values[0];
		long milliseconds = event.timestamp / 1000000;
		if (mDebugLightSensor) {
		Log.d(TAG, "onSensorChanged: light value: " + value);
		}
		mHandler.removeCallbacks(mAutoBrightnessTask);
		if (mLightSensorValue != value) {
		if (mLightSensorValue == -1) {
		// process the value immediately
		if (mLightSensorValue == -1 \|\|
		milliseconds < mLastScreenOnTime + mLightSensorWarmupTime) {
		// process the value immediately if screen has just turned on
		lightSensorChangedLocked(value);
		} else {
		// delay processing to debounce the sensor