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The source code is released under:
MIT License
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/* The MIT License (MIT)// w w w. ja va 2 s . c o m Copyright (c) 2013 Jacob Kanipe-Illig Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ package com.hyphenated.pokerplayerclient.activity; import android.app.Activity; import android.app.AlertDialog; import android.os.Bundle; import android.text.Editable; import android.text.TextWatcher; import android.view.KeyEvent; import android.view.View; import android.view.ViewGroup; import android.view.inputmethod.EditorInfo; import android.widget.Button; import android.widget.EditText; import android.widget.ProgressBar; import android.widget.TextView; import android.widget.Toast; import com.hyphenated.pokerplayerclient.R; import com.hyphenated.pokerplayerclient.concurrency.AsyncTask; import com.hyphenated.pokerplayerclient.service.PokerNetworkService; import com.hyphenated.pokerplayerclient.manager.PreferencesManager; /** * Activity class to set up the server/game configuration * * Created by jacobhyphenated on 6/4/13. */ public class GameSelectionActivity extends Activity{ private static final String VALID_SERVER_KEY = "valid_server"; private static final int URL_MIN_LENGTH = 10; private boolean validServer; private GameConnectedTask gameConnectedTask; private EditText gameIdField; private EditText playerNameField; private ProgressBar progressBar; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_game_selection); validServer = false; progressBar = (ProgressBar) findViewById(R.id.progress_bar); gameIdField = (EditText) findViewById(R.id.txt_game_id); playerNameField = (EditText) findViewById(R.id.txt_player_name); //Done keyboard button will act as Join Button click playerNameField.setOnEditorActionListener(new TextView.OnEditorActionListener() { @Override public boolean onEditorAction(TextView textView, int i, KeyEvent keyEvent) { if (i == EditorInfo.IME_ACTION_DONE) { enterGame(playerNameField); return true; } return false; } }); //Set up text watchers to disable/enable Join Button when fields are complete TextWatcher watcher = new TextWatcher() { @Override public void beforeTextChanged(CharSequence charSequence, int i, int i2, int i3) {} @Override public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) { } @Override public void afterTextChanged(Editable editable) { checkEnabledSubmit(); } }; gameIdField.addTextChangedListener(watcher); playerNameField.addTextChangedListener(watcher); //Special logic to check the server field EditText serverText = (EditText) findViewById(R.id.txt_server_name); serverText.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence charSequence, int i, int i2, int i3) {} @Override public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) {} @Override public void afterTextChanged(Editable editable) { //Check to see if the entered text is valid. Use different thread //as the server check is a network call if(editable.toString().length() > URL_MIN_LENGTH){ if(gameConnectedTask != null){ gameConnectedTask.cancel(true); } gameConnectedTask = new GameConnectedTask(); gameConnectedTask.execute(editable.toString()); } } }); if(savedInstanceState != null){ validServer = savedInstanceState.getBoolean(VALID_SERVER_KEY, false); setServerFieldBGColor(); }else{ String serverName = PreferencesManager.getServerName(this); if(serverName != null && serverName.length() > 0){ serverText.setText(serverName); } } checkEnabledSubmit(); } @Override protected void onSaveInstanceState(Bundle outState){ super.onSaveInstanceState(outState); outState.putBoolean(VALID_SERVER_KEY, validServer); } //Button click event handler. Handle what happens when the join button is clicked public void enterGame(View v){ //If the join button is disabled, do nothing if(!findViewById(R.id.btn_game_select).isEnabled()){ return; } //Get the values for the server name, gameId, and playerName EditText serverText = (EditText) findViewById(R.id.txt_server_name); String serverName = serverText.getText().toString(); //Go ahead and save the server name. At this point, we know it works PreferencesManager.setServerName(serverName, this); try{ //Sanity check for not long values long gameId = Long.parseLong(gameIdField.getText().toString()); String playerName = playerNameField.getText().toString(); //Launch new thread to send the join game request JoinGameTask joinGameTask = new JoinGameTask(gameId, playerName, serverName); //Pseudo lock ui findViewById(R.id.btn_game_select).setEnabled(false); progressBar.setVisibility(ViewGroup.VISIBLE); joinGameTask.execute(); } catch (Exception e){ Toast.makeText(this, getString(R.string.bad_field), Toast.LENGTH_SHORT).show(); } } //Helper method to adjust the server text field background color based //on whether or not the server URL is a valid poker server private void setServerFieldBGColor(){ EditText serverText = (EditText) findViewById(R.id.txt_server_name); int color = this.getResources().getColor(R.color.SpringGreen); if(!validServer){ color = this.getResources().getColor(R.color.PaleVioletRed); } serverText.setBackgroundColor(color); } //Check to see if the submit (join game) button should be enabled or disabled private void checkEnabledSubmit(){ Button joinGameButton = (Button) findViewById(R.id.btn_game_select); if(validServer && (gameIdField.getText().toString().length() > 0) && (playerNameField.getText().toString().length() > 0)){ joinGameButton.setEnabled(true); } else{ joinGameButton.setEnabled(false); } } //Private helper Async Task Class //Used for Connecting to the server to verify the server URL private class GameConnectedTask extends AsyncTask<String,Void,Boolean>{ @Override protected Boolean doInBackground(String... params){ //We expect multiple of these game connect tasks, therefore allow each task //to be canceled individually, saving on threads and network time if(this.isCancelled()){ return false; } String serverName = params[0]; //Ping the server return PokerNetworkService.getInstance().ping(serverName); } @Override protected void onPostExecute(Boolean result){ //If this has been cancelled them the result is useless anyway if(this.isCancelled()){ return; } //Store result and update UI validServer = result; setServerFieldBGColor(); checkEnabledSubmit(); } } //Private Helper Async Task class //Used to do the network service call to join the game private class JoinGameTask extends AsyncTask<Void,Void,String> { private String playerName; private Long gameId; private String serverName; public JoinGameTask(long gameId, String playerName, String serverName){ this.serverName = serverName; this.gameId = gameId; this.playerName = playerName; } @Override protected String doInBackground(Void... params){ return PokerNetworkService.getInstance().joinGame(serverName, playerName, gameId); } @Override protected void onPostExecute(String result){ //Generic error handling for now if(result == null){ new AlertDialog.Builder(GameSelectionActivity.this) .setTitle(getString(R.string.error)) .setMessage(getString(R.string.no_join)) .setPositiveButton(getString(R.string.ok), null) .create() .show(); checkEnabledSubmit(); progressBar.setVisibility(ViewGroup.GONE); return; } //If it all worked, store everything in the preferences manager PreferencesManager.setGameId(this.gameId, GameSelectionActivity.this); PreferencesManager.setPlayerId(result, GameSelectionActivity.this); //Finish the activity GameSelectionActivity.this.setResult(RESULT_OK); finish(); } } }