/* * Copyright 2016 Anton Tananaev (anton@traccar.org) * * 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 org.traccar.manager; import android.os.Bundle; import android.preference.PreferenceManager; import androidx.appcompat.app.AppCompatActivity; public class MainActivity extends AppCompatActivity { public static final String PREFERENCE_URL = "url"; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); if (savedInstanceState == null) { initContent(); } } private void initContent() { if (PreferenceManager.getDefaultSharedPreferences(this).contains(PREFERENCE_URL)) { getFragmentManager().beginTransaction().add(android.R.id.content, new MainFragment()).commit(); } else { getFragmentManager().beginTransaction().add(android.R.id.content, new StartFragment()).commit(); } } }