Merge "RESTRICT AUTOMERGE Allow LockScreenPattern to be launched in the pinning screen" into qt-dev

src/com/android/settings/core/SettingsBaseActivity.java

@@ -63,7 +63,7 @@ public class SettingsBaseActivity extends FragmentActivity {
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        if (isLockTaskModePinned() && !isSettingsRunOnTop()) {
+        if (isLockTaskModePinned() && !isSettingsRunOnTop() && !isLaunchableInTaskModePinned()) {
             Log.w(TAG, "Devices lock task mode pinned.");
             finish();
         }
@@ -147,6 +147,13 @@ public class SettingsBaseActivity extends FragmentActivity {
         ((ViewGroup) findViewById(R.id.content_frame)).addView(view, params);
     }
 
+    /**
+     * @return whether or not the activity can be launched from other apps in the pinning screen.
+     */
+    public boolean isLaunchableInTaskModePinned() {
+        return false;
+    }
+
     private void onCategoriesChanged() {
         final int N = mCategoryListeners.size();
         for (int i = 0; i < N; i++) {

src/com/android/settings/password/ConfirmDeviceCredentialBaseActivity.java

@@ -184,6 +184,11 @@ public abstract class ConfirmDeviceCredentialBaseActivity extends SettingsActivi
         }
     }
 
+    @Override
+    public boolean isLaunchableInTaskModePinned() {
+        return true;
+    }
+
     public void prepareEnterAnimation() {
         getFragment().prepareEnterAnimation();
     }