preferencesdialog.java

是一款国外的网络游戏平台的源码*不是类似浩方那种虚拟局域网技术

/*
 * Created on Apr 26, 2006
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package org.GTADS.client.preferences;

import java.awt.Color;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.border.Border;

import org.GTADS.client.DialogManager;
import org.GTADS.usermanager.TranslateManager;
import org.GTADS.client.swing.*;
;

/**
 * @author Administrator
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class PreferencesDialog extends GTADSFrame implements ActionListener, KeyListener {
	private static PreferencesDialog instance;
	private GTADSPanel preferencesPanel = new GTADSPanel();
	private GTADSPanel internationalPanel = new GTADSPanel();
	private GTADSPanel chatroomPanel = new GTADSPanel();
	private GTADSPanel proxyPanel = new GTADSPanel();
	private GTADSPanel userPanel = new GTADSPanel();
	
	private GTADSComboBox languageSettings = new GTADSComboBox();
	private GTADSComboBox geoLocation = new GTADSComboBox();
	private GTADSTextField defaultUserName = new GTADSTextField();
	private GTADSPasswordField defaultPassword = new GTADSPasswordField();
	private GTADSCheckBox isPasswordSaved = new GTADSCheckBox();
	private GTADSCheckBox isTimeStamps = new GTADSCheckBox();
	private GTADSTextField defaultChatroom = new GTADSTextField();
	private GTADSTextField proxyPortField = new GTADSTextField();
	private GTADSButton okButton = new GTADSButton();
	private GTADSButton cancelButton = new GTADSButton();
	private GTADSButton applyButton = new GTADSButton();
	
	private boolean isChanged = false;
	
	public static PreferencesDialog getInstance(){
		if (instance == null){
			instance = new PreferencesDialog();
		}
		return instance;
	}
	
	public static void clearInstance(){
		if (instance != null){
			instance = null;
		}
	}
	
	PreferencesDialog(){
		this.setTitle("Preferences");
		createObjects();
		createPanels();
		
		this.setContentPane(preferencesPanel);
		refreshSettings();
		this.setDefaultCloseOperation(JFrame.HIDE_ON_CLOSE);
		this.addWindowListener(new WindowAdapter() {
			public void windowClosed(WindowEvent e){
				cancel();
			}
		});
		
		pack();
	}
	
	private void createObjects() {
		languageSettings.addItem(PreferencesManager.getInstance().getValue("en"));
		languageSettings.addItem(PreferencesManager.getInstance().getValue("es"));
		languageSettings.addItem(PreferencesManager.getInstance().getValue("de"));
		languageSettings.addItem(PreferencesManager.getInstance().getValue("fr"));
		languageSettings.addActionListener(this);
		
		geoLocation.addItem("US");
		geoLocation.addActionListener(this);
		
		defaultUserName.setColumns(10);
		defaultPassword.setColumns(10);
		defaultUserName.addKeyListener(this);
		defaultPassword.addKeyListener(this);
		
		isPasswordSaved.setText(TranslateManager.getInstance().printLocale("Save Password"));
		isTimeStamps.setText(TranslateManager.getInstance().printLocale("TimeStamps"));
		isPasswordSaved.addActionListener(this);
		isTimeStamps.addActionListener(this);
		
		proxyPortField.setColumns(5);
		defaultChatroom.setColumns(8);
		proxyPortField.addKeyListener(this);
		defaultChatroom.addKeyListener(this);
		
		okButton.setText(TranslateManager.getInstance().printLocale("Ok"));
		applyButton.setText(TranslateManager.getInstance().printLocale("Apply"));
		cancelButton.setText(TranslateManager.getInstance().printLocale("Cancel"));
		
		okButton.addActionListener(this);
		applyButton.addActionListener(this);
		cancelButton.addActionListener(this);
	}
	
	private void createPanels(){
		createInternationalPanel();
		createUserPanel();
		createChatroomPanel();
		createProxyPanel();
		
		GTADSPanel buttonPanel = new GTADSPanel();
		buttonPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
		buttonPanel.add(okButton);
		buttonPanel.add(applyButton);
		buttonPanel.add(cancelButton);
		
		preferencesPanel.setLayout(new BoxLayout(preferencesPanel, BoxLayout.Y_AXIS));
		preferencesPanel.add(internationalPanel);
		preferencesPanel.add(userPanel);
		preferencesPanel.add(chatroomPanel);
		preferencesPanel.add(proxyPanel);
		preferencesPanel.add(Box.createVerticalStrut(10));
		preferencesPanel.add(buttonPanel);
	}
	
	private void createInternationalPanel(){
		internationalPanel.setLayout(new BoxLayout(internationalPanel,BoxLayout.Y_AXIS));
		Border b = BorderFactory.createTitledBorder(BorderFactory.createBevelBorder(1, Color.WHITE, Color.WHITE),
				TranslateManager.getInstance().printLocale("International Settings"),0,0,this.getFont(),Color.WHITE);
		internationalPanel.setBorder(b);
		
		GTADSPanel iPanel1 = new GTADSPanel();
		iPanel1.setLayout(new FlowLayout(FlowLayout.LEFT));
		iPanel1.add(new GTADSLabel(TranslateManager.getInstance().printLocale("Language") + ": "));
		iPanel1.add(languageSettings);
		
		GTADSPanel iPanel2 = new GTADSPanel();
		iPanel2.setLayout(new FlowLayout(FlowLayout.LEFT));
		iPanel2.add(new GTADSLabel(TranslateManager.getInstance().printLocale("Country") + ": "));
		iPanel2.add(geoLocation);
		
		internationalPanel.add(iPanel1);
		internationalPanel.add(iPanel2);
	}
	
	private void createUserPanel(){
		userPanel.setLayout(new BoxLayout(userPanel, BoxLayout.Y_AXIS));
		Border b = BorderFactory.createTitledBorder(BorderFactory.createBevelBorder(1, Color.WHITE, Color.WHITE),
				TranslateManager.getInstance().printLocale("User Settings"),0,0,this.getFont(),Color.WHITE);
		userPanel.setBorder(b);
		
		GTADSPanel uPanel1 = new GTADSPanel();
		GTADSPanel uPanel2 = new GTADSPanel();
		String passwordString = TranslateManager.getInstance().printLocale("Password") + ": ";
		String usernameString = TranslateManager.getInstance().printLocale("Username") + ": ";
		
		int largerWord = usernameString.length() > passwordString.length() ? usernameString.length() : passwordString.length();
		int usernameLen = usernameString.length();
		int passwordLen = passwordString.length();
		String fillerString = new String();
		
		for (int i = 0; i < largerWord - usernameLen; i++){
			fillerString += " ";
		}
		
		uPanel1.setLayout(new FlowLayout(FlowLayout.LEFT));
		uPanel1.add(new GTADSLabel(usernameString + fillerString));
		uPanel1.add(defaultUserName);
		
		fillerString = "";
		for (int i = 0; i < largerWord - passwordLen; i++){
			fillerString += " ";
		}
		
		uPanel2.setLayout(new FlowLayout(FlowLayout.LEFT));
		uPanel2.add(new GTADSLabel(passwordString + fillerString));
		uPanel2.add(defaultPassword);
		uPanel2.add(Box.createHorizontalStrut(10));
		uPanel2.add(isPasswordSaved);
		
		userPanel.add(uPanel1);
		userPanel.add(uPanel2);
	}
	
	private void createChatroomPanel(){
		chatroomPanel.setLayout(new BoxLayout(chatroomPanel, BoxLayout.Y_AXIS));
		Border b = BorderFactory.createTitledBorder(BorderFactory.createBevelBorder(1, Color.WHITE, Color.WHITE),
				TranslateManager.getInstance().printLocale("Chatroom Settings"),0,0,this.getFont(),Color.WHITE);
		chatroomPanel.setBorder(b);
		
		GTADSPanel cPanel1 = new GTADSPanel();
		GTADSPanel cPanel2 = new GTADSPanel();
		cPanel1.setLayout(new FlowLayout(FlowLayout.LEFT));
		cPanel1.add(isTimeStamps);
		cPanel2.setLayout(new FlowLayout(FlowLayout.LEFT));
		cPanel2.add(new GTADSLabel(TranslateManager.getInstance().printLocale("Default Chatroom") + ": "));
		cPanel2.add(defaultChatroom);
		
		chatroomPanel.add(cPanel1);
		chatroomPanel.add(cPanel2);
	}
	
	private void createProxyPanel() {
		proxyPanel.setLayout(new BoxLayout(proxyPanel, BoxLayout.Y_AXIS));
		Border b = BorderFactory.createTitledBorder(BorderFactory.createBevelBorder(1, Color.WHITE, Color.WHITE),
				TranslateManager.getInstance().printLocale("Proxy Settings"),0,0,this.getFont(),Color.WHITE);
		proxyPanel.setBorder(b);
		
		GTADSPanel pPanel1 = new GTADSPanel();
		pPanel1.setLayout(new FlowLayout(FlowLayout.LEFT));

		pPanel1.add(new GTADSLabel(TranslateManager.getInstance().printLocale("Proxy Port: ")));
		pPanel1.add(proxyPortField);
		
		proxyPanel.add(pPanel1);
	}
	
	public void refreshSettings(){
		// Refresh settings to respected components
		// May need to be triggered from outside classes
		
		// Language
		// TODO: Make a less hardcoded solution to the following:
		
		String languageSetting = PreferencesManager.getInstance().getValue(PreferencesManager.getInstance().getLocale());
		if (!languageSetting.equals("")){
			this.languageSettings.setSelectedItem(languageSetting);
		}
		
		// TODO: Set up country locations
		
		this.defaultUserName.setText(PreferencesManager.getInstance().getDefaultUsername());
		if (PreferencesManager.getInstance().getPasswordSaved()){
			this.isPasswordSaved.setSelected(true);
			this.defaultPassword.setText(PreferencesManager.getInstance().getDefaultPassword());
		}
		else {
			this.isPasswordSaved.setSelected(false);
		}
		
		this.isTimeStamps.setSelected(PreferencesManager.getInstance().getTimeStamps());
		this.defaultChatroom.setText(PreferencesManager.getInstance().getDefaultChatroom());
		
		this.proxyPortField.setText(PreferencesManager.getInstance().getProxyPort() + "");
	}
	
	public boolean save() {
		// Steps here: 
		// Check if anything is modified
		// Validate settings
		// Write to file
		// Refresh
		
		if (isChanged){
			if (!validateData()){
				return false;
			}
			else {
				// Intl Settings
				PreferencesManager.getInstance().setValue("language", PreferencesManager.getInstance().getKey(this.languageSettings.getSelectedItem().toString()));
				PreferencesManager.getInstance().setValue("country", this.geoLocation.getSelectedItem().toString());
				// User Settings
				PreferencesManager.getInstance().setValue("username", this.defaultUserName.getText());
				PreferencesManager.getInstance().setValue("password", this.defaultPassword.getText());
				PreferencesManager.getInstance().setValue("save password", this.isPasswordSaved.isSelected() ? "yes" : "no");
				// Chatroom Settings
				PreferencesManager.getInstance().setValue("timestamps", this.isTimeStamps.isSelected() ? "yes" : "no");
				PreferencesManager.getInstance().setValue("Default room", this.defaultChatroom.getText());
				// Proxy Settings
				PreferencesManager.getInstance().setValue("proxy port", this.proxyPortField.getText());
			
				// Write it to file
				if (!PreferencesManager.getInstance().writeOutPreferences()){
					DialogManager.ErrorDialog("Error writing to config file");
				}
				refreshSettings();
				isChanged = false;
			}	
		}
		return true;
	}
	
	private boolean validateData() {
		boolean isValid = true;
		
		if (this.isPasswordSaved.isSelected()){
			if (this.defaultPassword.getText().equals("")){
				// Error here: No Password
				DialogManager.ErrorDialog("Cannot save blank password");
				isValid = false;
			}
		}
		if (!this.defaultPassword.getText().equals("") && this.defaultUserName.getText().equals("")){
			// Error here: No username with password
			DialogManager.ErrorDialog("No username specified for entered password");
			isValid = false;
		}
		
		if (!this.defaultChatroom.getText().startsWith("#")){
			// Error here: Invalid Default Chatroom
			DialogManager.ErrorDialog("Invalid chatroom entry.\n All chatrooms must start with #");
			isValid = false;
		}
		
		if (!this.proxyPortField.getText().equals("")){
			try {
			Integer proxyRange = Integer.valueOf(proxyPortField.getText());
			
			if (!(proxyRange.intValue() > 0 && proxyRange.intValue() <= 65535)){
				// Error here: Proxy Port must be between 1 and 65535
				DialogManager.ErrorDialog("Proxy port must be between 1 and 65535");
				isValid = false;
			}
			} catch(NumberFormatException nfe){
				// Error here: Invalid Entry
				DialogManager.ErrorDialog("Invalid Entry: Proxy port must be a numeric value");
				isValid = false;
			}
		}
		
		if (this.proxyPortField.equals("")){
			// Error here: Port number blank
			DialogManager.ErrorDialog("Proxy Port not set");
			isValid = false;
		}
		
		return isValid;
	}
	
	public void cancel(){
		if (isChanged){
			int option = JOptionPane.showConfirmDialog(null,
					"Save Changes", "Would you like to save changes made?", JOptionPane.YES_NO_OPTION);
			if (option == JOptionPane.YES_OPTION){
				if (!save()){
					return;
				}
			}
		}
		refreshSettings();
		hide();
		applyButton.setEnabled(false);
	}
	
	public void actionPerformed(ActionEvent e) {
		if (e.getSource().equals(this.okButton) || e.getSource().equals(this.applyButton)
				|| e.getSource().equals(this.cancelButton)){
			if (e.getSource().equals(cancelButton)){
				cancel();
			}
			else {
				if (!save()){
					return;
				}
				if (e.getSource().equals(this.okButton)){
					this.hide();
				}
				applyButton.setEnabled(false);
			}
		}
		else {
			isChanged = true;
			this.applyButton.setEnabled(true);
		}
	}

	public void keyPressed(KeyEvent arg0) {
		isChanged = true;
		this.applyButton.setEnabled(true);
	}
	public void keyReleased(KeyEvent arg0) {
		isChanged = true;
		this.applyButton.setEnabled(true);

	}
	public void keyTyped(KeyEvent arg0) {
		isChanged = true;
		this.applyButton.setEnabled(true);
	}
	public static void main(String args[]){
		PreferencesDialog.getInstance().show();
	}
}