Non-blockable notification packages.

Adds a resource for listing packages whose notifications users
cannot block.

Bug: 31404047
Change-Id: I6247f0826fe1c2cf080b33fea6b7fdcf1e9f0cc6

core/res/res/values/config.xml

@@ -2548,4 +2548,7 @@
          <item>110,119:112</item>
     -->
     <string-array translatable="false" name="config_convert_to_emergency_number_map" />
+
+    <!-- An array of packages for which notifications cannot be blocked. -->
+    <string-array translatable="false" name="config_nonBlockableNotificationPackages" />
 </resources>

core/res/res/values/symbols.xml

@@ -2700,4 +2700,6 @@
   <java-symbol type="drawable" name="ic_restart" />
 
   <java-symbol type="array" name="config_convert_to_emergency_number_map" />
+
+  <java-symbol type="array" name="config_nonBlockableNotificationPackages" />
 </resources>

packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java

@@ -113,8 +113,11 @@ import com.android.systemui.statusbar.stack.NotificationStackScrollLayout;
 import com.android.systemui.statusbar.stack.StackStateAnimator;
 
 import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Locale;
+import java.util.Set;
 
 import static android.service.notification.NotificationListenerService.Ranking.IMPORTANCE_HIGH;
 
@@ -268,6 +271,8 @@ public abstract class BaseStatusBar extends SystemUI implements
 
     protected boolean mVrMode;
 
+    private Set<String> mNonBlockablePkgs;
+
     @Override  // NotificationData.Environment
     public boolean isDeviceProvisioned() {
         return mDeviceProvisioned;
@@ -824,6 +829,9 @@ public abstract class BaseStatusBar extends SystemUI implements
             Slog.e(TAG, "Failed to register VR mode state listener: " + e);
         }
 
+        mNonBlockablePkgs = new HashSet<String>();
+        Collections.addAll(mNonBlockablePkgs, mContext.getResources().getStringArray(
+                com.android.internal.R.array.config_nonBlockableNotificationPackages));
     }
 
     protected void notifyUserAboutHiddenNotifications() {
@@ -1104,7 +1112,8 @@ public abstract class BaseStatusBar extends SystemUI implements
             settingsButton.setVisibility(View.GONE);
         }
 
-        guts.bindImportance(pmUser, sbn, mNotificationData.getImportance(sbn.getKey()));
+        guts.bindImportance(pmUser, sbn, mNonBlockablePkgs,
+                mNotificationData.getImportance(sbn.getKey()));
 
         final TextView doneButton = (TextView) guts.findViewById(R.id.done);
         doneButton.setText(R.string.notification_done);

packages/SystemUI/src/com/android/systemui/statusbar/NotificationGuts.java

@@ -50,6 +50,8 @@ import com.android.systemui.R;
 import com.android.systemui.statusbar.stack.StackStateAnimator;
 import com.android.systemui.tuner.TunerService;
 
+import java.util.Set;
+
 /**
  * The guts of a notification revealed when performing a long press.
  */
@@ -173,7 +175,7 @@ public class NotificationGuts extends LinearLayout implements TunerService.Tunab
     }
 
     void bindImportance(final PackageManager pm, final StatusBarNotification sbn,
-            final int importance) {
+            final Set<String> nonBlockablePkgs, final int importance) {
         mINotificationManager = INotificationManager.Stub.asInterface(
                 ServiceManager.getService(Context.NOTIFICATION_SERVICE));
         mStartingUserImportance = NotificationListenerService.Ranking.IMPORTANCE_UNSPECIFIED;
@@ -182,24 +184,26 @@ public class NotificationGuts extends LinearLayout implements TunerService.Tunab
                     mINotificationManager.getImportance(sbn.getPackageName(), sbn.getUid());
         } catch (RemoteException e) {}
         mNotificationImportance = importance;
-        boolean systemApp = false;
+        boolean nonBlockable = false;
         try {
             final PackageInfo info =
                     pm.getPackageInfo(sbn.getPackageName(), PackageManager.GET_SIGNATURES);
-            systemApp = Utils.isSystemPackage(getResources(), pm, info);
+            nonBlockable = Utils.isSystemPackage(getResources(), pm, info);
         } catch (PackageManager.NameNotFoundException e) {
             // unlikely.
         }
+        if (nonBlockablePkgs != null) {
+            nonBlockable |= nonBlockablePkgs.contains(sbn.getPackageName());
+        }
 
         final View importanceSlider = findViewById(R.id.importance_slider);
         final View importanceButtons = findViewById(R.id.importance_buttons);
         if (mShowSlider) {
-            bindSlider(importanceSlider, systemApp);
+            bindSlider(importanceSlider, nonBlockable);
             importanceSlider.setVisibility(View.VISIBLE);
             importanceButtons.setVisibility(View.GONE);
         } else {
-
-            bindToggles(importanceButtons, mStartingUserImportance, systemApp);
+            bindToggles(importanceButtons, mStartingUserImportance, nonBlockable);
             importanceButtons.setVisibility(View.VISIBLE);
             importanceSlider.setVisibility(View.GONE);
         }
@@ -239,7 +243,7 @@ public class NotificationGuts extends LinearLayout implements TunerService.Tunab
     }
 
     private void bindToggles(final View importanceButtons, final int importance,
-            final boolean systemApp) {
+            final boolean nonBlockable) {
         ((RadioGroup) importanceButtons).setOnCheckedChangeListener(
                 new RadioGroup.OnCheckedChangeListener() {
                     @Override
@@ -250,7 +254,7 @@ public class NotificationGuts extends LinearLayout implements TunerService.Tunab
         mBlock = (RadioButton) importanceButtons.findViewById(R.id.block_importance);
         mSilent = (RadioButton) importanceButtons.findViewById(R.id.silent_importance);
         mReset = (RadioButton) importanceButtons.findViewById(R.id.reset_importance);
-        if (systemApp) {
+        if (nonBlockable) {
             mBlock.setVisibility(View.GONE);
             mReset.setText(mContext.getString(R.string.do_not_silence));
         } else {
@@ -265,7 +269,7 @@ public class NotificationGuts extends LinearLayout implements TunerService.Tunab
         }
     }
 
-    private void bindSlider(final View importanceSlider, final boolean systemApp) {
+    private void bindSlider(final View importanceSlider, final boolean nonBlockable) {
         mActiveSliderTint = ColorStateList.valueOf(Utils.getColorAccent(mContext));
         mInactiveSliderTint = loadColorStateList(R.color.notification_guts_disabled_slider_color);
 
@@ -273,7 +277,7 @@ public class NotificationGuts extends LinearLayout implements TunerService.Tunab
         mImportanceTitle = ((TextView) importanceSlider.findViewById(R.id.title));
         mSeekBar = (SeekBar) importanceSlider.findViewById(R.id.seekbar);
 
-        final int minProgress = systemApp ?
+        final int minProgress = nonBlockable ?
                 NotificationListenerService.Ranking.IMPORTANCE_MIN
                 : NotificationListenerService.Ranking.IMPORTANCE_NONE;
         mSeekBar.setMax(NotificationListenerService.Ranking.IMPORTANCE_MAX);