Convert android version dialog into a full screen UI

Bug: 112427717
Test: robotests
Change-Id: I09c4130c4284670278fa7cab8a21641c663bb365

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

@@ -0,0 +1,125 @@
+/*
+ * 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.Intent;
+import android.os.Build;
+import android.os.SystemClock;
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.text.TextUtils;
+import android.util.Log;
+
+import androidx.annotation.VisibleForTesting;
+import androidx.preference.Preference;
+
+import com.android.settings.R;
+import com.android.settings.Utils;
+import com.android.settings.core.BasePreferenceController;
+import com.android.settings.slices.Copyable;
+import com.android.settingslib.RestrictedLockUtils;
+import com.android.settingslib.RestrictedLockUtilsInternal;
+
+public class FirmwareVersionDetailPreferenceController extends BasePreferenceController implements
+        Copyable {
+
+    private static final String TAG = "firmwareDialogCtrl";
+    private static final int DELAY_TIMER_MILLIS = 500;
+    private static final int ACTIVITY_TRIGGER_COUNT = 3;
+
+    private final UserManager mUserManager;
+    private final long[] mHits = new long[ACTIVITY_TRIGGER_COUNT];
+
+    private RestrictedLockUtils.EnforcedAdmin mFunDisallowedAdmin;
+    private boolean mFunDisallowedBySystem;
+
+    public FirmwareVersionDetailPreferenceController(Context context, String key) {
+        super(context, key);
+        mUserManager = (UserManager) mContext.getSystemService(Context.USER_SERVICE);
+        initializeAdminPermissions();
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return AVAILABLE;
+    }
+
+    @Override
+    public boolean isSliceable() {
+        return true;
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        return Build.VERSION.RELEASE;
+    }
+
+    @Override
+    public boolean handlePreferenceTreeClick(Preference preference) {
+        if (!TextUtils.equals(preference.getKey(), getPreferenceKey())) {
+            return false;
+        }
+        if (Utils.isMonkeyRunning()) {
+            return false;
+        }
+        arrayCopy();
+        mHits[mHits.length - 1] = SystemClock.uptimeMillis();
+        if (mHits[0] >= (SystemClock.uptimeMillis() - DELAY_TIMER_MILLIS)) {
+            if (mUserManager.hasUserRestriction(UserManager.DISALLOW_FUN)) {
+                if (mFunDisallowedAdmin != null && !mFunDisallowedBySystem) {
+                    RestrictedLockUtils.sendShowAdminSupportDetailsIntent(mContext,
+                            mFunDisallowedAdmin);
+                }
+                Log.d(TAG, "Sorry, no fun for you!");
+                return true;
+            }
+
+            final Intent intent = new Intent(Intent.ACTION_MAIN)
+                    .setClassName(
+                            "android", com.android.internal.app.PlatLogoActivity.class.getName());
+            try {
+                mContext.startActivity(intent);
+            } catch (Exception e) {
+                Log.e(TAG, "Unable to start activity " + intent.toString());
+            }
+        }
+        return true;
+    }
+
+    /**
+     * Copies the array onto itself to remove the oldest hit.
+     */
+    @VisibleForTesting
+    void arrayCopy() {
+        System.arraycopy(mHits, 1, mHits, 0, mHits.length - 1);
+    }
+
+    @VisibleForTesting
+    void initializeAdminPermissions() {
+        mFunDisallowedAdmin = RestrictedLockUtilsInternal.checkIfRestrictionEnforced(
+                mContext, UserManager.DISALLOW_FUN, UserHandle.myUserId());
+        mFunDisallowedBySystem = RestrictedLockUtilsInternal.hasBaseUserRestriction(
+                mContext, UserManager.DISALLOW_FUN, UserHandle.myUserId());
+    }
+
+    @Override
+    public void copy() {
+        Copyable.setCopyContent(mContext, getSummary(),
+                mContext.getText(R.string.firmware_version));
+    }
+}