Hide the setting from the search when feature is disabled.

Bug: 310243923
Change-Id: Idb3b903f19d81825e6f721a87ec8c5238c86118d

src/com/android/settings/security/ContentProtectionPreferenceUtils.java

@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2023 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.security;
+
+import static com.android.internal.R.string.config_defaultContentProtectionService;
+
+import android.content.ComponentName;
+import android.content.Context;
+import android.provider.DeviceConfig;
+import android.view.contentcapture.ContentCaptureManager;
+
+import androidx.annotation.Nullable;
+import androidx.annotation.NonNull;
+
+/** Util class for content protection preference. */
+public class ContentProtectionPreferenceUtils {
+
+    /**
+     * Whether or not the content protection setting page is available.
+     */
+    public static boolean isAvailable(@NonNull Context context) {
+        if (!settingUiEnabled() || getContentProtectionServiceComponentName(context) == null) {
+            return false;
+        }
+        return true;
+    }
+
+    private static String getContentProtectionServiceFlatComponentName(@NonNull Context context) {
+        return context.getString(config_defaultContentProtectionService);
+    }
+
+    @Nullable
+    private static ComponentName getContentProtectionServiceComponentName(@NonNull Context context) {
+        String flatComponentName = getContentProtectionServiceFlatComponentName(context);
+        if (flatComponentName == null) {
+            return null;
+        }
+        return ComponentName.unflattenFromString(flatComponentName);
+    }
+
+    /**
+     * Whether or not the content protection UI is enabled.
+     */
+    private static boolean settingUiEnabled() {
+        return DeviceConfig.getBoolean(
+                DeviceConfig.NAMESPACE_CONTENT_CAPTURE,
+                ContentCaptureManager.DEVICE_CONFIG_PROPERTY_ENABLE_CONTENT_PROTECTION_RECEIVER,
+                ContentCaptureManager.DEFAULT_ENABLE_CONTENT_PROTECTION_RECEIVER);
+    }
+}