| /* |
| * Copyright (C) 2015 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.test.uibench.listview; |
| |
| import android.os.Bundle; |
| import android.widget.ListAdapter; |
| |
| import androidx.appcompat.app.AppCompatActivity; |
| import androidx.fragment.app.Fragment; |
| import androidx.fragment.app.FragmentManager; |
| import androidx.fragment.app.ListFragment; |
| |
| public abstract class CompatListActivity extends AppCompatActivity { |
| |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| initializeActivity(); |
| |
| int containerViewId = getListFragmentContainerViewId(); |
| FragmentManager fm = getSupportFragmentManager(); |
| Fragment fragment = fm.findFragmentById(containerViewId); |
| if (fragment == null) { |
| ListFragment listFragment = createListFragment(); |
| listFragment.setListAdapter(createListAdapter()); |
| fm.beginTransaction().add(containerViewId, listFragment).commit(); |
| } else if (fragment instanceof ListFragment) { |
| ((ListFragment) fragment).setListAdapter(createListAdapter()); |
| } |
| } |
| |
| protected abstract ListAdapter createListAdapter(); |
| |
| protected ListFragment createListFragment() { |
| return new ListFragment(); |
| } |
| |
| protected int getListFragmentContainerViewId() { |
| return android.R.id.content; |
| } |
| |
| protected void initializeActivity() { |
| } |
| } |