Merge "Smoother signal bar transition during CBRS data switching" am: c67dbaa94c (6c5e9c68) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java

+33 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		package com.android.systemui.statusbar.policy;

		import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED;
		import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
		import static android.net.wifi.WifiManager.TrafficStateCallback.DATA_ACTIVITY_IN;
		import static android.net.wifi.WifiManager.TrafficStateCallback.DATA_ACTIVITY_INOUT;
		import static android.net.wifi.WifiManager.TrafficStateCallback.DATA_ACTIVITY_NONE;
		@@ -160,6 +161,7 @@ public class NetworkControllerImpl extends BroadcastReceiver
		ServiceState mLastServiceState;
		private boolean mUserSetup;
		private boolean mSimDetected;
		private boolean mForceCellularValidated;

		/**
		* Construct this controller object and register for updates.
		@@ -275,12 +277,41 @@ public class NetworkControllerImpl extends BroadcastReceiver
		mPhoneStateListener = new PhoneStateListener(bgLooper) {
		@Override
		public void onActiveDataSubscriptionIdChanged(int subId) {
		// For data switching from A to B, we assume B is validated for up to 2 seconds iff:
		// 1) A and B are in the same subscription group e.g. CBRS data switch. And
		// 2) A was validated before the switch.
		// This is to provide smooth transition for UI without showing cross during data
		// switch.
		if (keepCellularValidationBitInSwitch(mActiveMobileDataSubscription, subId)) {
		if (DEBUG) Log.d(TAG, ": mForceCellularValidated to true.");
		mForceCellularValidated = true;
		mReceiverHandler.removeCallbacks(mClearForceValidated);
		mReceiverHandler.postDelayed(mClearForceValidated, 2000);
		}
		mActiveMobileDataSubscription = subId;
		doUpdateMobileControllers();
		}
		};
		}

		private final Runnable mClearForceValidated = () -> {
		if (DEBUG) Log.d(TAG, ": mClearForceValidated");
		mForceCellularValidated = false;
		updateConnectivity();
		};

		boolean isInGroupDataSwitch(int subId1, int subId2) {
		SubscriptionInfo info1 = mSubscriptionManager.getActiveSubscriptionInfo(subId1);
		SubscriptionInfo info2 = mSubscriptionManager.getActiveSubscriptionInfo(subId2);
		return (info1 != null && info2 != null && info1.getGroupUuid() != null
		&& info1.getGroupUuid().equals(info2.getGroupUuid()));
		}

		boolean keepCellularValidationBitInSwitch(int sourceSubId, int destSubId) {
		return mValidatedTransports.get(TRANSPORT_CELLULAR)
		&& isInGroupDataSwitch(sourceSubId, destSubId);
		}

		public DataSaverController getDataSaverController() {
		return mDataSaverController;
		}
		@@ -794,6 +825,8 @@ public class NetworkControllerImpl extends BroadcastReceiver
		}
		}

		if (mForceCellularValidated) mValidatedTransports.set(TRANSPORT_CELLULAR);

		if (CHATTY) {
		Log.d(TAG, "updateConnectivity: mConnectedTransports=" + mConnectedTransports);
		Log.d(TAG, "updateConnectivity: mValidatedTransports=" + mValidatedTransports);