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.netplay.Netplay; import android.app.AlertDialog; import android.app.Dialog; import android.content.Context; import android.content.DialogInterface; import android.content.SharedPreferences; import android.content.SharedPreferences.Editor; import android.os.Bundle; import android.support.v4.app.DialogFragment; import android.view.KeyEvent; import android.view.inputmethod.EditorInfo; import android.widget.EditText; import android.widget.TextView; import android.widget.TextView.OnEditorActionListener; public class StartNetgameDialog extends DialogFragment { private static final String PREF_PLAYERNAME = "playerName"; @Override public Dialog onCreateDialog(Bundle savedInstanceState) { SharedPreferences prefs = getActivity().getSharedPreferences("settings", Context.MODE_PRIVATE); final String playerName = prefs.getString(PREF_PLAYERNAME, "Player"); final EditText editText = new EditText(getActivity()); final AlertDialog.Builder builder = new AlertDialog.Builder(getActivity()); editText.setText(playerName); editText.setHint(R.string.start_netgame_dialog_playername_hint); editText.setId(android.R.id.text1); editText.setImeOptions(EditorInfo.IME_ACTION_DONE); editText.setSingleLine(); builder.setTitle(R.string.start_netgame_dialog_title); builder.setMessage(R.string.start_netgame_dialog_message); builder.setView(editText); builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { editText.setText(playerName); } }); editText.setOnEditorActionListener(new OnEditorActionListener() { public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { boolean handled = false; if (actionId == EditorInfo.IME_ACTION_DONE) { startConnection(v.getText().toString()); handled = true; } return handled; } }); builder.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { startConnection(editText.getText().toString()); } }); return builder.create(); } private void startConnection(String username) { if (username.length() > 0) { SharedPreferences prefs = getActivity().getSharedPreferences("settings", Context.MODE_PRIVATE); Editor edit = prefs.edit(); edit.putString(PREF_PLAYERNAME, username); edit.commit(); Netplay.getAppInstance(getActivity().getApplicationContext()).connectToDefaultServer(username); getDialog().dismiss(); ((MainActivity) getActivity()).onNetConnectingStarted(); } } }