Java tutorial
/* * Copyright 2014 Soichiro Kashima * * 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.example.client.activity.imported; import android.os.Bundle; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; import android.support.v7.widget.Toolbar; import com.example.client.R; import com.example.client.fragment.imported.ViewPagerTabFragmentParentFragment; /** * This activity just provides a toolbar. * Toolbar is manipulated by ViewPagerTabFragmentParentFragment. */ public class ViewPagerTabFragmentActivity extends BaseActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_viewpagertabfragment); setSupportActionBar((Toolbar) findViewById(R.id.toolbar)); FragmentManager fm = getSupportFragmentManager(); if (fm.findFragmentByTag(ViewPagerTabFragmentParentFragment.FRAGMENT_TAG) == null) { FragmentTransaction ft = fm.beginTransaction(); ft.add(R.id.fragment, new ViewPagerTabFragmentParentFragment(), ViewPagerTabFragmentParentFragment.FRAGMENT_TAG); ft.commit(); fm.executePendingTransactions(); } } }