| gvSIG desktop 1

package com.iver.andami.authentication;

import java.awt.BorderLayout;

import java.awt.Color;

import java.awt.Container;

import javax.swing.BorderFactory;

import javax.swing.ImageIcon;

import javax.swing.JDialog;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JPasswordField;

import javax.swing.JTextField;

import org.gvsig.gui.beans.swing.GridBagLayoutPanel;

import org.gvsig.gui.beans.swing.JButton;

import com.iver.andami.PluginServices;

/**

 * Form to let the user log in the system. 

 * @author laura

 *

 */ 

public class LoginUI extends JDialog

{ 

        private JTextField usernameField;

        private JPasswordField passwordField;

        private JTextField serverURLField;

        private JLabel invalidLoginLabel;

        private JButton okButton;

        private JButton exitButton;

        private GridBagLayoutPanel mainPanel;        

        private JPanel buttonPanel;

        private boolean isFirstLogin = true;

        static private ImageIcon gvsigIcon = new javax.swing.ImageIcon(

                        LoginUI.class.getClassLoader().getResource("images/gvsig.png"));

        IAuthentication authentication;

        public LoginUI(IAuthentication authentication )

        {

                Container container = getContentPane();

                mainPanel = new GridBagLayoutPanel();

                usernameField = new JTextField(25);

                passwordField = new JPasswordField(25);

                serverURLField = new JTextField(25);

                String server_text = (String)authentication.get("server_url");

                if(server_text != null){

                        serverURLField.setText( server_text );

                }

                buttonPanel = new JPanel();        

                okButton = new JButton( PluginServices.getText(this, "login_ok") );

                okButton.addActionListener(new java.awt.event.ActionListener() {

                        public void actionPerformed(java.awt.event.ActionEvent e) {

                                OK();

                        }

                });

                exitButton = new JButton( PluginServices.getText(this, "login_exit") );

                exitButton.addActionListener(new java.awt.event.ActionListener() {

                        public void actionPerformed(java.awt.event.ActionEvent e) {

                                Cancel();

                        }

                });

                buttonPanel.add( okButton );

                buttonPanel.add( exitButton );

                JPanel logoPanel = new JPanel();

                logoPanel.add(new JLabel(gvsigIcon));

                logoPanel.setBorder(BorderFactory.createEmptyBorder(1,1,1,10));

                container.add(logoPanel, BorderLayout.WEST);

                container.add( mainPanel, BorderLayout.CENTER );

                mainPanel.addComponent(PluginServices.getText(this, "login_name"), usernameField);

                mainPanel.addComponent(PluginServices.getText(this, "login_password"), passwordField);

                mainPanel.addComponent(PluginServices.getText(this, "login_name"), serverURLField);

                invalidLoginLabel = new JLabel(PluginServices.getText(this, "login_invalid_user"));

                invalidLoginLabel.setForeground(Color.RED);

                invalidLoginLabel.setVisible( false );

                mainPanel.addComponent(invalidLoginLabel, buttonPanel);                

                mainPanel.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));

                this.authentication = authentication;

                this.setBounds(400,400,this.getWidth(),this.getHeight());

                this.setTitle( "Login" );

                this.setModal(true);

                this.setSize( 400, 200);

                this.setResizable( false );

                pack();

                setVisible( true );

        }

        public void OK()

        {                

                  if (((String)serverURLField.getText() == null) || (((String)serverURLField.getText()).length() == 0)){

                          return;

                  }

                authentication.put("user", (String)usernameField.getText());

                authentication.put("pwd", new String(passwordField.getPassword()));

                authentication.put("server", (String)serverURLField.getText());

                if (authentication.isValidUser()){

                        authentication.setLogged(true);

                        dispose();

                }

                else{

                        usernameField.setText("");

                        passwordField.setText("");

                        if (isFirstLogin)

                        {

                                invalidLoginLabel.setVisible(true); 

                                isFirstLogin = false;

                        }

                        //JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(),"Invalid user/password");                        

                }

        }

        public void Cancel()

        {

                authentication.put("user", "");

                authentication.put("pwd", "");

                authentication.setLogged(false);

                dispose();                

        }

}