/*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
* DatabaseConnectionDialog.java
* Copyright (C) 2004 University of Waikato, Hamilton, New Zealand
*
*/
package weka.gui;
import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.Frame;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
import javax.swing.SwingConstants;
/**
* A dialog to enter URL, username and password for a database connection.
*
* @author Dale Fletcher (dale@cs.waikato.ac.nz)
* @version $Revision: 1.8 $
*/
public class DatabaseConnectionDialog
extends JDialog {
/** for serialization */
private static final long serialVersionUID = -1081946748666245054L;
/* URL field and label */
protected JTextField m_DbaseURLText;
protected JLabel m_DbaseURLLab;
/* Username field and label */
protected JTextField m_UserNameText;
protected JLabel m_UserNameLab;
/* Password field and label */
protected JPasswordField m_PasswordText;
protected JLabel m_PasswordLab;
/* Debug checkbox and label */
protected JCheckBox m_DebugCheckBox;
protected JLabel m_DebugLab;
/* whether dialog was cancel'ed or OK'ed */
protected int m_returnValue;
/**
* Create database connection dialog.
*
* @param parentFrame the parent frame of the dialog
*/
public DatabaseConnectionDialog(Frame parentFrame) {
this(parentFrame, "", "");
}
/**
* Create database connection dialog.
*
* @param parentFrame the parent frame of the dialog
* @param url initial text for URL field
* @param uname initial text for username field
*/
public DatabaseConnectionDialog(Frame parentFrame, String url, String uname) {
this(parentFrame, url, uname, true);
}
/**
* Create database connection dialog.
*
* @param parentFrame the parent frame of the dialog
* @param url initial text for URL field
* @param uname initial text for username field
* @param debug whether to display the debug checkbox
*/
public DatabaseConnectionDialog(Frame parentFrame, String url, String uname, boolean debug) {
super(parentFrame,"Database Connection Parameters", true);
DbConnectionDialog(url, uname, debug);
}
/**
* Returns URL from dialog
*
* @return URL string
*/
public String getURL(){
return(m_DbaseURLText.getText());
}
/**
* Returns Username from dialog
*
* @return Username string
*/
public String getUsername(){
return(m_UserNameText.getText());
}
/**
* Returns password from dialog
*
* @return Password string
*/
public String getPassword(){
return(new String(m_PasswordText.getPassword()));
}
/**
* Returns the debug flag
*
* @return true if debugging should be enabled
*/
public boolean getDebug() {
return m_DebugCheckBox.isSelected();
}
/**
* Returns which of OK or cancel was clicked from dialog
*
* @return either JOptionPane.OK_OPTION or JOptionPane.CLOSED_OPTION
*/
public int getReturnValue(){
return(m_returnValue);
}
/**
* Display the database connection dialog
*
* @param url initial text for URL field
* @param uname initial text for username field
*/
public void DbConnectionDialog(String url, String uname) {
DbConnectionDialog(url, uname, true);
}
/**
* Display the database connection dialog
*
* @param url initial text for URL field
* @param uname initial text for username field
* @param debug whether to display the debug checkbox
*/
public void DbConnectionDialog(String url, String uname, boolean debug) {
JPanel DbP = new JPanel();
if (debug)
DbP.setLayout(new GridLayout(5, 1));
else
DbP.setLayout(new GridLayout(4, 1));
m_DbaseURLText = new JTextField(url,50);
m_DbaseURLLab = new JLabel(" Database URL", SwingConstants.LEFT);
m_DbaseURLLab.setFont(new Font("Monospaced", Font.PLAIN, 12));
m_DbaseURLLab.setDisplayedMnemonic('D');
m_DbaseURLLab.setLabelFor(m_DbaseURLText);
m_UserNameText = new JTextField(uname,25);
m_UserNameLab = new JLabel(" Username ", SwingConstants.LEFT);
m_UserNameLab.setFont(new Font("Monospaced", Font.PLAIN, 12));
m_UserNameLab.setDisplayedMnemonic('U');
m_UserNameLab.setLabelFor(m_UserNameText);
m_PasswordText = new JPasswordField(25);
m_PasswordLab = new JLabel(" Password ", SwingConstants.LEFT);
m_PasswordLab.setFont(new Font("Monospaced", Font.PLAIN, 12));
m_PasswordLab.setDisplayedMnemonic('P');
m_PasswordLab.setLabelFor(m_PasswordText);
m_DebugCheckBox = new JCheckBox();
m_DebugLab = new JLabel(" Debug ", SwingConstants.LEFT);
m_DebugLab.setFont(new Font("Monospaced", Font.PLAIN, 12));
m_DebugLab.setDisplayedMnemonic('P');
m_DebugLab.setLabelFor(m_DebugCheckBox);
JPanel urlP = new JPanel();
urlP.setLayout(new FlowLayout(FlowLayout.LEFT));
urlP.add(m_DbaseURLLab);
urlP.add(m_DbaseURLText);
DbP.add(urlP);
JPanel usernameP = new JPanel();
usernameP.setLayout(new FlowLayout(FlowLayout.LEFT));
usernameP.add(m_UserNameLab);
usernameP.add(m_UserNameText);
DbP.add(usernameP);
JPanel passwordP = new JPanel();
passwordP.setLayout(new FlowLayout(FlowLayout.LEFT));
passwordP.add(m_PasswordLab);
passwordP.add(m_PasswordText);
DbP.add(passwordP);
if (debug) {
JPanel debugP = new JPanel();
debugP.setLayout(new FlowLayout(FlowLayout.LEFT));
debugP.add(m_DebugLab);
debugP.add(m_DebugCheckBox);
DbP.add(debugP);
}
JPanel buttonsP = new JPanel();
buttonsP.setLayout(new FlowLayout());
JButton ok,cancel;
buttonsP.add(ok = new JButton("OK"));
buttonsP.add(cancel=new JButton("Cancel"));
ok.setMnemonic('O');
ok.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent evt){
m_returnValue=JOptionPane.OK_OPTION;
DatabaseConnectionDialog.this.dispose();
}
});
cancel.setMnemonic('C');
cancel.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent evt){
m_returnValue=JOptionPane.CLOSED_OPTION;
DatabaseConnectionDialog.this.dispose();
}
});
// Listen for window close events
addWindowListener(new java.awt.event.WindowAdapter() {
public void windowClosing(java.awt.event.WindowEvent e) {
System.err.println("Cancelled!!");
m_returnValue = JOptionPane.CLOSED_OPTION;
}
});
DbP.add(buttonsP);
this.getContentPane().add(DbP,BorderLayout.CENTER);
this.pack();
getRootPane().setDefaultButton(ok);
setResizable(false);
}
/**
* for testing only
*/
public static void main(String[] args){
DatabaseConnectionDialog dbd= new DatabaseConnectionDialog(null,"URL","username");
dbd.setVisible(true);
System.out.println(dbd.getReturnValue()+":"+dbd.getUsername()+":"+dbd.getPassword()+":"+dbd.getURL());
}
}