diff --git a/res/values/strings.xml b/res/values/strings.xml
index 323edd1dd6e..d8c85d70c7d 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -11013,4 +11013,10 @@
Disconnect
+
+
+ Emergency calls
+
+
+ Emergency calls over Wi\u2011Fi Calling are not supported by your carrier.\nThe device switches automatically to a cellular network to place an emergency call.\nEmergency calls are only possible in areas with cellular coverage.
diff --git a/src/com/android/settings/wifi/calling/DisclaimerItemFactory.java b/src/com/android/settings/wifi/calling/DisclaimerItemFactory.java
index e3994aa0e44..8559636aa7a 100644
--- a/src/com/android/settings/wifi/calling/DisclaimerItemFactory.java
+++ b/src/com/android/settings/wifi/calling/DisclaimerItemFactory.java
@@ -52,6 +52,7 @@ public final class DisclaimerItemFactory {
private static List getDisclaimerItemList(Context context, int subId) {
List itemList = new ArrayList();
itemList.add(new LocationPolicyDisclaimer(context, subId));
+ itemList.add(new EmergencyCallLimitationDisclaimer(context, subId));
return itemList;
}
diff --git a/src/com/android/settings/wifi/calling/EmergencyCallLimitationDisclaimer.java b/src/com/android/settings/wifi/calling/EmergencyCallLimitationDisclaimer.java
new file mode 100644
index 00000000000..c044275ff52
--- /dev/null
+++ b/src/com/android/settings/wifi/calling/EmergencyCallLimitationDisclaimer.java
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.wifi.calling;
+
+import android.content.Context;
+import android.telephony.CarrierConfigManager;
+
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.settings.R;
+
+/**
+ * Disclaimer item class for displaying emergency call limitation UI on
+ * {@link WifiCallingDisclaimerFragment}.
+ */
+public class EmergencyCallLimitationDisclaimer extends DisclaimerItem {
+ private static final String DISCLAIMER_ITEM_NAME = "EmergencyCallLimitationDisclaimer";
+ @VisibleForTesting
+ static final String KEY_HAS_AGREED_EMERGENCY_LIMITATION_DISCLAIMER =
+ "key_has_agreed_emergency_limitation_disclaimer";
+ private static final int UNINITIALIZED_DELAY_VALUE = -1;
+
+ public EmergencyCallLimitationDisclaimer(Context context, int subId) {
+ super(context, subId);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ boolean shouldShow() {
+ final int notificationDelay = getCarrierConfig().getInt(
+ CarrierConfigManager.KEY_EMERGENCY_NOTIFICATION_DELAY_INT);
+ if (notificationDelay == UNINITIALIZED_DELAY_VALUE) {
+ logd("shouldShow: false due to carrier config is default(-1).");
+ return false;
+ }
+
+ return super.shouldShow();
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ protected String getName() {
+ return DISCLAIMER_ITEM_NAME;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ protected int getTitleId() {
+ return R.string.wfc_disclaimer_emergency_limitation_title_text;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ protected int getMessageId() {
+ return R.string.wfc_disclaimer_emergency_limitation_desc_text;
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ protected String getPrefKey() {
+ return KEY_HAS_AGREED_EMERGENCY_LIMITATION_DISCLAIMER;
+ }
+}
diff --git a/tests/robotests/src/com/android/settings/wifi/calling/EmergencyCallLimitationDisclaimerTest.java b/tests/robotests/src/com/android/settings/wifi/calling/EmergencyCallLimitationDisclaimerTest.java
new file mode 100644
index 00000000000..ce803245ab2
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/wifi/calling/EmergencyCallLimitationDisclaimerTest.java
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.wifi.calling;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Matchers.anyInt;
+import static org.mockito.Matchers.anyString;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.os.PersistableBundle;
+import android.telephony.CarrierConfigManager;
+
+import com.android.settings.R;
+
+import org.junit.Before;
+import org.junit.runner.RunWith;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(RobolectricTestRunner.class)
+public class EmergencyCallLimitationDisclaimerTest {
+ private static final String TEST_SHARED_PREFERENCE = "test_wfc_disclaimer_prefs";
+ private static final int TEST_SUB_ID = 0;
+
+ @Mock
+ private CarrierConfigManager mCarrierConfigManager;
+
+ private final PersistableBundle mBundle = new PersistableBundle();
+ private Context mContext;
+
+ @Before
+ public void setUp() {
+ MockitoAnnotations.initMocks(this);
+ mContext = spy(RuntimeEnvironment.application);
+
+ doReturn(mCarrierConfigManager).when(mContext).getSystemService(
+ Context.CARRIER_CONFIG_SERVICE);
+ when(mCarrierConfigManager.getConfigForSubId(anyInt())).thenReturn(mBundle);
+
+ doReturn(getSharedPreferences()).when(mContext).getSharedPreferences(anyString(), anyInt());
+ }
+
+ @Test
+ public void sholdShow_delay1000msec_shouldShowEmergencyCallLimitationDisclaimer() {
+ EmergencyCallLimitationDisclaimer disclaimerItem =
+ spy(new EmergencyCallLimitationDisclaimer(mContext, TEST_SUB_ID));
+ mBundle.putInt(CarrierConfigManager.KEY_EMERGENCY_NOTIFICATION_DELAY_INT, 1000);
+ getSharedPreferences().edit().putBoolean(
+ EmergencyCallLimitationDisclaimer.KEY_HAS_AGREED_EMERGENCY_LIMITATION_DISCLAIMER
+ + TEST_SUB_ID, false).commit();
+
+ // Check the WFC disclaimer item is should be shown.
+ assertThat(disclaimerItem.shouldShow()).isTrue();
+ }
+
+ @Test
+ public void sholdShow_delayDefault_shouldNotShowEmergencyCallLimitationDisclaimer() {
+ EmergencyCallLimitationDisclaimer disclaimerItem = new EmergencyCallLimitationDisclaimer(
+ mContext, TEST_SUB_ID);
+ mBundle.putInt(CarrierConfigManager.KEY_EMERGENCY_NOTIFICATION_DELAY_INT, -1);
+
+ // Check the WFC disclaimer item is should not be shown due to the
+ // KEY_EMERGENCY_NOTIFICATION_DELAY_INT on carrier config is default(-1).
+ assertThat(disclaimerItem.shouldShow()).isFalse();
+ }
+
+ @Test
+ public void sholdShow_alreadyAgreed_shouldNotShowEmergencyCallLimitationDisclaimer() {
+ EmergencyCallLimitationDisclaimer disclaimerItem =
+ spy(new EmergencyCallLimitationDisclaimer(mContext, TEST_SUB_ID));
+ mBundle.putInt(CarrierConfigManager.KEY_EMERGENCY_NOTIFICATION_DELAY_INT, 10);
+ getSharedPreferences().edit().putBoolean(
+ EmergencyCallLimitationDisclaimer.KEY_HAS_AGREED_EMERGENCY_LIMITATION_DISCLAIMER
+ + TEST_SUB_ID, true).commit();
+
+ // Check the WFC disclaimer item is should not be shown due to an item is already agreed.
+ assertThat(disclaimerItem.shouldShow()).isFalse();
+ }
+
+ @Test
+ public void onAgreed_shouldSetSharedPreferencesToAgreed() {
+ EmergencyCallLimitationDisclaimer disclaimerItem =
+ spy(new EmergencyCallLimitationDisclaimer(mContext, TEST_SUB_ID));
+
+ disclaimerItem.onAgreed();
+
+ // Check the SharedPreferences key is changed to agreed.
+ assertThat(getSharedPreferences().getBoolean(
+ EmergencyCallLimitationDisclaimer.KEY_HAS_AGREED_EMERGENCY_LIMITATION_DISCLAIMER
+ + TEST_SUB_ID, false)).isTrue();
+ }
+
+ private SharedPreferences getSharedPreferences() {
+ return mContext.getSharedPreferences(TEST_SHARED_PREFERENCE, Context.MODE_PRIVATE);
+ }
+}