Convert android version dialog into a full screen UI

Bug: 112427717
Test: robotests
Change-Id: I09c4130c4284670278fa7cab8a21641c663bb365

src/com/android/settings/deviceinfo/firmwareversion/MainlineModuleVersionPreferenceController.java

@@ -0,0 +1,72 @@
+/*
+ * 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.deviceinfo.firmwareversion;
+
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.text.TextUtils;
+import android.util.FeatureFlagUtils;
+import android.util.Log;
+
+import com.android.settings.core.BasePreferenceController;
+import com.android.settings.core.FeatureFlags;
+
+public class MainlineModuleVersionPreferenceController extends BasePreferenceController {
+
+    private static final String TAG = "MainlineModuleControl";
+
+    private final PackageManager mPackageManager;
+
+    private String mModuleVersion;
+
+    public MainlineModuleVersionPreferenceController(Context context, String key) {
+        super(context, key);
+        mPackageManager = mContext.getPackageManager();
+        initModules();
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        if (!FeatureFlagUtils.isEnabled(mContext, FeatureFlags.MAINLINE_MODULE)) {
+            return UNSUPPORTED_ON_DEVICE;
+        }
+        return !TextUtils.isEmpty(mModuleVersion) ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
+    }
+
+    private void initModules() {
+        if (!FeatureFlagUtils.isEnabled(mContext, FeatureFlags.MAINLINE_MODULE)) {
+            return;
+        }
+        final String moduleProvider = mContext.getString(
+                com.android.internal.R.string.config_defaultModuleMetadataProvider);
+        if (!TextUtils.isEmpty(moduleProvider)) {
+            try {
+                mModuleVersion =
+                        mPackageManager.getPackageInfo(moduleProvider, 0 /* flags */).versionName;
+                return;
+            } catch (PackageManager.NameNotFoundException e) {
+                Log.e(TAG, "Failed to get mainline version.", e);
+                mModuleVersion = null;
+            }
+        }
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        return mModuleVersion;
+    }
+}