SystemUI: De-stress status bar

Hopefully this resolves some lag issues after sometime.

Signed-off-by: Janson Kang <[email protected]>

Author: temasek

packages/SystemUI/src/com/android/systemui/omni/StatusBarHeaderMachine.java

@@ -106,6 +106,7 @@ void observe() {
 
         @Override
         public void onChange(boolean selfChange) {
+            doUpdateStatusHeaderObservers(true);
             updateEnablement();
         }
     }

packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

@@ -556,9 +556,6 @@ protected void observe() {
             resolver.registerContentObserver(Settings.System.getUriFor(
                     Settings.System.BATTERY_SAVER_MODE_COLOR),
                     false, this, UserHandle.USER_ALL);
-            resolver.registerContentObserver(Settings.System.getUriFor(
-                    Settings.System.STATUS_BAR_CUSTOM_HEADER_DEFAULT), 
-                    false, this, UserHandle.USER_ALL);
             resolver.registerContentObserver(Settings.System.getUriFor(
                     Settings.System.STATUS_BAR_SHOW_WEATHER_TEMP),
                     false, this, UserHandle.USER_ALL);
@@ -617,28 +614,10 @@ public void onChange(boolean selfChange, Uri uri) {
                                 .getColor(com.android.internal.R.color.battery_saver_mode_color);
                     }
             } else if (uri.equals(Settings.System.getUriFor(
-                    Settings.System.STATUS_BAR_CUSTOM_HEADER_DEFAULT))) {
-                    recreateStatusBar();
-                    updateRowStates();
-                    updateSpeedbump();
-                    updateClearAll();
-                    updateEmptyShadeView();
-                    } else if (uri.equals(Settings.System.getUriFor(
                     Settings.System.USE_SLIM_RECENTS))) {
                 updateRecents();
             } else if (uri.equals(Settings.System.getUriFor(
-                    Settings.System.RECENT_CARD_BG_COLOR))
-                    || uri.equals(Settings.System.getUriFor(
-                    Settings.System.RECENT_CARD_TEXT_COLOR))) {
-                rebuildRecentsScreen();
-            } else if (uri.equals(Settings.System.getUriFor(
-                    Settings.System.STATUS_BAR_WEATHER_TEMP_STYLE))
-                    || uri.equals(Settings.System.getUriFor(
-                    Settings.System.STATUS_BAR_WEATHER_COLOR))
-                    || uri.equals(Settings.System.getUriFor(
-                    Settings.System.STATUS_BAR_WEATHER_SIZE))
-                    || uri.equals(Settings.System.getUriFor(
-                    Settings.System.STATUS_BAR_WEATHER_FONT_STYLE))) {
+                    Settings.System.STATUS_BAR_WEATHER_TEMP_STYLE))) {
                     recreateStatusBar();
                     updateRowStates();
                     updateSpeedbump();
@@ -740,14 +719,16 @@ public void update() {
             mWeatherTempFontStyle = Settings.System.getIntForUser(resolver,
                     Settings.System.STATUS_BAR_WEATHER_FONT_STYLE, FONT_NORMAL, mCurrentUserId);
 
-            final int oldWeatherState = mWeatherTempState;
+            if (mWeatherTempStyle == 0) {
+                mWeatherTempView = (TextView) mStatusBarView.findViewById(R.id.weather_temp);
+            } else {
+                mWeatherTempView = (TextView) mStatusBarView.findViewById(R.id.left_weather_temp);
+            }
             mWeatherTempState = Settings.System.getIntForUser(
                     resolver, Settings.System.STATUS_BAR_SHOW_WEATHER_TEMP, 0,
                     UserHandle.USER_CURRENT);
-            if (oldWeatherState != mWeatherTempState) {
-                updateWeatherTextState(mWeatherController.getWeatherInfo().temp,
-                        mWeatherTempColor, mWeatherTempSize, mWeatherTempFontStyle);
-            }
+            updateWeatherTextState(mWeatherController.getWeatherInfo().temp,
+                    mWeatherTempColor, mWeatherTempSize, mWeatherTempFontStyle);
 
             mBlurRadius = Settings.System.getInt(mContext.getContentResolver(),
                     Settings.System.LOCKSCREEN_BLUR_RADIUS, 14);