diff --git a/res/drawable/ic_gray_scale_24dp.xml b/res/drawable/ic_gray_scale_24dp.xml
new file mode 100644
index 00000000000..3fda134ade7
--- /dev/null
+++ b/res/drawable/ic_gray_scale_24dp.xml
@@ -0,0 +1,25 @@
+
+
+
+
+
diff --git a/res/values/config.xml b/res/values/config.xml
index e6ada66a442..805469a63e5 100755
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -356,4 +356,7 @@
content://com.google.android.gms.nearby.fastpair/device_status_list_item
+
+
+
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 0d6eaeb2527..2e1f4c7171e 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -9275,6 +9275,12 @@
Screen tinted amber
+
+ Greyscale
+
+
+ Display only in grey color
+
%1$d
diff --git a/src/com/android/settings/homepage/contextualcards/conditional/ConditionManager.java b/src/com/android/settings/homepage/contextualcards/conditional/ConditionManager.java
index c741b98c359..66f6c81e984 100644
--- a/src/com/android/settings/homepage/contextualcards/conditional/ConditionManager.java
+++ b/src/com/android/settings/homepage/contextualcards/conditional/ConditionManager.java
@@ -162,6 +162,7 @@ public class ConditionManager {
mCardControllers.add(new RingerVibrateConditionController(mAppContext, this /* manager */));
mCardControllers.add(new RingerMutedConditionController(mAppContext, this /* manager */));
mCardControllers.add(new WorkModeConditionController(mAppContext, this /* manager */));
+ mCardControllers.add(new GrayscaleConditionController(mAppContext, this /* manager */));
}
/**
diff --git a/src/com/android/settings/homepage/contextualcards/conditional/GrayscaleConditionController.java b/src/com/android/settings/homepage/contextualcards/conditional/GrayscaleConditionController.java
new file mode 100644
index 00000000000..664707def69
--- /dev/null
+++ b/src/com/android/settings/homepage/contextualcards/conditional/GrayscaleConditionController.java
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2019 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.homepage.contextualcards.conditional;
+
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+import android.content.Intent;
+import android.hardware.display.ColorDisplayManager;
+import android.util.Log;
+
+import com.android.settings.R;
+import com.android.settings.homepage.contextualcards.ContextualCard;
+
+import java.net.URISyntaxException;
+import java.util.Objects;
+
+public class GrayscaleConditionController implements ConditionalCardController {
+ static final int ID = Objects.hash("GrayscaleConditionController");
+
+ private static final String TAG = "GrayscaleCondition";
+
+ private final Context mAppContext;
+ private final ConditionManager mConditionManager;
+ private final ColorDisplayManager mColorDisplayManager;
+
+ private Intent mIntent;
+
+ public GrayscaleConditionController(Context appContext, ConditionManager conditionManager) {
+ mAppContext = appContext;
+ mConditionManager = conditionManager;
+ mColorDisplayManager = mAppContext.getSystemService(ColorDisplayManager.class);
+ }
+
+ @Override
+ public long getId() {
+ return ID;
+ }
+
+ @Override
+ public boolean isDisplayable() {
+ try {
+ mIntent = Intent.parseUri(
+ mAppContext.getString(R.string.config_grayscale_settings_intent),
+ Intent.URI_INTENT_SCHEME);
+ } catch (URISyntaxException e) {
+ Log.w(TAG, "Failure parsing grayscale settings intent, skipping", e);
+ return false;
+ }
+ return mColorDisplayManager.isSaturationActivated();
+ }
+
+ @Override
+ public void onPrimaryClick(Context context) {
+ mAppContext.startActivity(mIntent);
+ }
+
+ @Override
+ public void onActionClick() {
+ // Turn off grayscale
+ mColorDisplayManager.setSaturationLevel(100 /* staturationLevel */);
+ mConditionManager.onConditionChanged();
+ }
+
+ @Override
+ public ContextualCard buildContextualCard() {
+ return new ConditionalContextualCard.Builder()
+ .setConditionId(ID)
+ .setMetricsConstant(SettingsEnums.SETTINGS_CONDITION_GRAYSCALE_MODE)
+ .setActionText(mAppContext.getText(R.string.condition_turn_off))
+ .setName(mAppContext.getPackageName() + "/" + mAppContext.getText(
+ R.string.condition_grayscale_title))
+ .setTitleText(mAppContext.getText(R.string.condition_grayscale_title).toString())
+ .setSummaryText(
+ mAppContext.getText(R.string.condition_grayscale_summary).toString())
+ .setIconDrawable(mAppContext.getDrawable(R.drawable.ic_gray_scale_24dp))
+ .setViewType(ConditionContextualCardRenderer.VIEW_TYPE_HALF_WIDTH)
+ .build();
+ }
+
+ @Override
+ public void startMonitoringStateChange() {
+
+ }
+
+ @Override
+ public void stopMonitoringStateChange() {
+
+ }
+}
diff --git a/tests/robotests/res/values-mcc999/config.xml b/tests/robotests/res/values-mcc999/config.xml
index 776a4d0902f..1fe4bbeecf0 100644
--- a/tests/robotests/res/values-mcc999/config.xml
+++ b/tests/robotests/res/values-mcc999/config.xml
@@ -91,4 +91,7 @@
test@test.test
+
+
+ intent:#Intent;action=test.test;end
diff --git a/tests/robotests/src/com/android/settings/homepage/contextualcards/conditional/GrayscaleConditionControllerTest.java b/tests/robotests/src/com/android/settings/homepage/contextualcards/conditional/GrayscaleConditionControllerTest.java
new file mode 100644
index 00000000000..8c24735c77a
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/homepage/contextualcards/conditional/GrayscaleConditionControllerTest.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2019 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.homepage.contextualcards.conditional;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+
+import android.content.Context;
+import android.hardware.display.ColorDisplayManager;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+
+@RunWith(RobolectricTestRunner.class)
+public class GrayscaleConditionControllerTest {
+
+ @Mock
+ private ConditionManager mConditionManager;
+
+ private ColorDisplayManager mColorDisplayManager;
+ private Context mContext;
+ private GrayscaleConditionController mController;
+
+ @Before
+ public void setUp() {
+ MockitoAnnotations.initMocks(this);
+ mContext = spy(RuntimeEnvironment.application);
+ mColorDisplayManager = spy(mContext.getSystemService(ColorDisplayManager.class));
+ doReturn(mColorDisplayManager).when(mContext).getSystemService(ColorDisplayManager.class);
+ mController = new GrayscaleConditionController(mContext, mConditionManager);
+ }
+
+ @Test
+ public void isDisplayable_noIntent_shouldReturnFalse() {
+ assertThat(mController.isDisplayable()).isFalse();
+ }
+
+ @Test
+ @Config(qualifiers = "mcc999")
+ public void isDisplayable_validIntentAndGrayscaleOn_shouldReturnTrue() {
+ doReturn(true).when(mColorDisplayManager).isSaturationActivated();
+
+ assertThat(mController.isDisplayable()).isTrue();
+ }
+
+ @Test
+ @Config(qualifiers = "mcc999")
+ public void isDisplayable_validIntentAndGrayscaleOff_shouldReturnFalse() {
+ doReturn(false).when(mColorDisplayManager).isSaturationActivated();
+
+ assertThat(mController.isDisplayable()).isFalse();
+ }
+
+ @Test
+ public void onActionClick_shouldRefreshCondition() {
+ mController.onActionClick();
+
+ verify(mConditionManager).onConditionChanged();
+ }
+}