Move Contextual Search setting to AOSP.

This only appears if the correpsonding system feature is enabled.

Bug: 353715553
Test: Manual
Flag: EXEMPT moving code from vendor to aosp
Change-Id: Ib19db6345b907500dfe3d53c36700df428c0171e

src/com/android/settings/gestures/NavigationSettingsContextualSearchController.java

@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2024 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.gestures;
+
+import static android.app.contextualsearch.ContextualSearchManager.FEATURE_CONTEXTUAL_SEARCH;
+
+import android.content.Context;
+import android.provider.Settings;
+
+import androidx.annotation.NonNull;
+
+import com.android.settings.core.TogglePreferenceController;
+
+/**
+ * Configures behaviour of Contextual Search setting.
+ */
+public class NavigationSettingsContextualSearchController extends TogglePreferenceController {
+
+    public NavigationSettingsContextualSearchController(@NonNull Context context,
+            @NonNull String preferenceKey) {
+        super(context, preferenceKey);
+    }
+
+    @Override
+    public boolean isChecked() {
+        boolean onByDefault = mContext.getResources().getBoolean(
+                com.android.internal.R.bool.config_searchAllEntrypointsEnabledDefault);
+        return Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.SEARCH_ALL_ENTRYPOINTS_ENABLED, onByDefault ? 1 : 0)
+                == 1;
+    }
+
+    @Override
+    public boolean setChecked(boolean isChecked) {
+        return Settings.Secure.putInt(mContext.getContentResolver(),
+                Settings.Secure.SEARCH_ALL_ENTRYPOINTS_ENABLED, isChecked ? 1 : 0);
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        if (mContext.getPackageManager().hasSystemFeature(FEATURE_CONTEXTUAL_SEARCH)) {
+            return AVAILABLE;
+        }
+        return UNSUPPORTED_ON_DEVICE;
+    }
+
+    @Override
+    public boolean isSliceable() {
+        return false;
+    }
+
+    @Override
+    public int getSliceHighlightMenuRes() {
+        return NO_RES;
+    }
+}