Java tutorial
/* * Hedgewars for Android. An Android port of Hedgewars, a free turn based strategy game * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ package org.hedgewars.hedgeroid; import org.hedgewars.hedgeroid.R; import org.hedgewars.hedgeroid.Datastructures.GameConfig; import org.hedgewars.hedgeroid.Datastructures.Team; import org.hedgewars.hedgeroid.Datastructures.TeamInGame; import org.hedgewars.hedgeroid.NetplayStateFragment.NetplayStateListener; import org.hedgewars.hedgeroid.netplay.Netplay; import org.hedgewars.hedgeroid.netplay.RunGameListener; import org.hedgewars.hedgeroid.netplay.Netplay.State; import org.hedgewars.hedgeroid.util.UiUtils; import android.content.Intent; import android.os.Bundle; import android.support.v4.app.FragmentActivity; import android.support.v4.app.FragmentTransaction; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.LinearLayout; import android.widget.TabHost; /** * This activity is used to set up and start a game on the server. */ public class NetRoomActivity extends FragmentActivity implements NetplayStateListener, TeamAddDialog.Listener, RoomStateManager.Provider, RunGameListener { private TabHost tabHost; private Netplay netplay; private RoomStateManager stateManager; private Button startButton; @Override protected void onCreate(Bundle icicle) { super.onCreate(icicle); netplay = Netplay.getAppInstance(getApplicationContext()); netplay.registerRunGameListener(this); stateManager = netplay.getRoomStateManager(); stateManager.addListener(roomStateChangeListener); setContentView(R.layout.activity_netroom); startButton = (Button) findViewById(R.id.startGame); ChatFragment chatFragment = (ChatFragment) getSupportFragmentManager().findFragmentById(R.id.chatFragment); chatFragment.setInRoom(true); FragmentTransaction trans = getSupportFragmentManager().beginTransaction(); trans.add(new NetplayStateFragment(), "netplayFragment"); trans.commit(); startButton.setVisibility(netplay.isChief() ? View.VISIBLE : View.GONE); startButton.setOnClickListener(startButtonClickListener); // Set up a tabbed UI for medium and small screens tabHost = (TabHost) findViewById(android.R.id.tabhost); if (tabHost != null) { tabHost.setup(); tabHost.getTabWidget().setOrientation(LinearLayout.VERTICAL); tabHost.addTab(tabHost.newTabSpec("map") .setIndicator(UiUtils.createVerticalTabIndicator(tabHost, R.string.room_tab_map, 0)) .setContent(R.id.mapFragment)); tabHost.addTab(tabHost.newTabSpec("settings") .setIndicator(UiUtils.createVerticalTabIndicator(tabHost, R.string.room_tab_settings, 0)) .setContent(R.id.settingsFragment)); tabHost.addTab(tabHost.newTabSpec("teams") .setIndicator(UiUtils.createVerticalTabIndicator(tabHost, R.string.room_tab_teams, 0)) .setContent(R.id.teamlistFragment)); tabHost.addTab(tabHost.newTabSpec("chat") .setIndicator(UiUtils.createVerticalTabIndicator(tabHost, R.string.room_tab_chat, 0)) .setContent(R.id.chatFragment)); tabHost.addTab(tabHost.newTabSpec("players") .setIndicator(UiUtils.createVerticalTabIndicator(tabHost, R.string.room_tab_players, 0)) .setContent(R.id.playerListContainer)); if (icicle != null) { tabHost.setCurrentTabByTag(icicle.getString("currentTab")); } } } @Override protected void onDestroy() { super.onDestroy(); stateManager.removeListener(roomStateChangeListener); netplay.unregisterRunGameListener(this); } @Override public void onBackPressed() { netplay.sendLeaveRoom(null); } @Override protected void onSaveInstanceState(Bundle icicle) { super.onSaveInstanceState(icicle); if (tabHost != null) { icicle.putString("currentTab", tabHost.getCurrentTabTag()); } } public void onNetplayStateChanged(State newState) { switch (newState) { case NOT_CONNECTED: case CONNECTING: case LOBBY: finish(); break; case ROOM: // Do nothing break; default: throw new IllegalStateException("Unknown connection state: " + newState); } } public void onTeamAddDialogSubmitted(Team newTeam) { stateManager.requestAddTeam(newTeam, TeamInGame.getUnusedOrRandomColorIndex(stateManager.getTeams().values())); } public RoomStateManager getRoomStateManager() { return stateManager; } private final OnClickListener startButtonClickListener = new OnClickListener() { public void onClick(View v) { netplay.sendStartGame(); } }; private final RoomStateManager.Listener roomStateChangeListener = new RoomStateManager.ListenerAdapter() { @Override public void onChiefStatusChanged(boolean isChief) { startButton.setVisibility(isChief ? View.VISIBLE : View.GONE); } }; public void runGame(GameConfig config) { SDLActivity.startConfig = config; SDLActivity.startNetgame = true; startActivity(new Intent(this, SDLActivity.class)); } }