/*
 * AddServerPanel.java
 *
 * Created on November 6, 2002, 10:49 AM
 */

package org.netbeans.modules.j2ee.deployment.impl.ui;

import java.awt.Dialog;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import org.openide.DialogDescriptor;
import org.openide.DialogDisplayer;
import org.openide.NotifyDescriptor;
import javax.swing.JLabel;
import javax.swing.JTextField;
import javax.swing.event.DocumentListener;
import javax.swing.event.DocumentEvent;
import org.openide.util.NbBundle;
import org.openide.util.HelpCtx;

/**
 *
 * @author  J Lockhart
 */
public class FindServerPanel extends javax.swing.JPanel {
    
    
    private Dialog		  dialog;
    private DialogDescriptor      dialogDescriptor;
    
    /** Creates new form FindServerPanel */
    public FindServerPanel() {
        initComponents();
        initComponentsMore();
    }
    
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    private void initComponents() {//GEN-BEGIN:initComponents
        java.awt.GridBagConstraints gridBagConstraints;

        introLbl = new javax.swing.JLabel();
        urlLbl = new javax.swing.JLabel();
        urlTxt = new javax.swing.JTextField();
        usernameLbl = new javax.swing.JLabel();
        usernameTxt = new javax.swing.JTextField();
        pwLbl = new javax.swing.JLabel();
        pwTxt = new javax.swing.JPasswordField();

        setLayout(new java.awt.GridBagLayout());

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 0;
        gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(12, 12, 12, 12);
        gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
        add(introLbl, gridBagConstraints);

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 1;
        gridBagConstraints.insets = new java.awt.Insets(0, 12, 0, 12);
        gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
        add(urlLbl, gridBagConstraints);

        urlTxt.setColumns(33);
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 1;
        gridBagConstraints.gridy = 1;
        gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(0, 0, 0, 12);
        gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
        gridBagConstraints.weightx = 0.1;
        gridBagConstraints.weighty = 0.1;
        add(urlTxt, gridBagConstraints);

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 2;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
        gridBagConstraints.insets = new java.awt.Insets(12, 12, 0, 12);
        add(usernameLbl, gridBagConstraints);

        usernameTxt.setColumns(20);
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 1;
        gridBagConstraints.gridy = 2;
        gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(12, 0, 0, 12);
        gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
        gridBagConstraints.weightx = 0.1;
        gridBagConstraints.weighty = 0.1;
        add(usernameTxt, gridBagConstraints);

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 3;
        gridBagConstraints.insets = new java.awt.Insets(12, 12, 12, 12);
        gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
        add(pwLbl, gridBagConstraints);

        pwTxt.setColumns(20);
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 1;
        gridBagConstraints.gridy = 3;
        gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(12, 0, 12, 12);
        gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
        gridBagConstraints.weightx = 0.1;
        gridBagConstraints.weighty = 0.1;
        add(pwTxt, gridBagConstraints);

    }//GEN-END:initComponents
    
    private void  initComponentsMore() {
        getAccessibleContext().setAccessibleName(NbBundle.getMessage(FindServerPanel.class, "LBL_Add_Server_Panel"));
        getAccessibleContext().setAccessibleDescription(NbBundle.getMessage(FindServerPanel.class, "LBL_Add_Server_Intro"));
        
        // If the intro text is too long, split it into two
        String intro = NbBundle.getMessage(FindServerPanel.class, "LBL_Add_Server_Intro");
        if (intro.length() > 70) {
            int mid = intro.length() / 2;
            String temp =   "" +                                        //NOI18N
                            intro.substring(0, intro.indexOf(" ", mid)) +     //NOI18N
                            "
" +                                          //NOI18N
                            intro.substring(intro.indexOf(" ", mid) + 1) +    //NOI18N
                            "";                                        //NOI18N
             introLbl.setText(temp);
        }else {
            introLbl.setText(intro);
        }

        urlLbl.setText(NbBundle.getMessage(FindServerPanel.class, "LBL_Url"));
        urlLbl.setDisplayedMnemonic(NbBundle.getMessage(FindServerPanel.class, "LBL_Url_Mnemonic").charAt(0));
        urlLbl.setLabelFor(urlTxt);
        usernameLbl.setText(NbBundle.getMessage(FindServerPanel.class, "LBL_Username"));
        usernameLbl.setDisplayedMnemonic(NbBundle.getMessage(FindServerPanel.class, "LBL_Username_Mnemonic").charAt(0));
        usernameLbl.setLabelFor(usernameTxt);
        pwLbl.setText(NbBundle.getMessage(FindServerPanel.class, "LBL_Pw"));
        pwLbl.setDisplayedMnemonic(NbBundle.getMessage(FindServerPanel.class, "LBL_Pw_Mnemonic").charAt(0));
        pwLbl.setLabelFor(pwTxt);    
        
        urlTxt.getDocument().addDocumentListener(new DocumentListener() {                
            public void insertUpdate(DocumentEvent e) {
                enableOK();
            }
            public void removeUpdate(DocumentEvent e) {
                enableOK();
            }
            public void changedUpdate(DocumentEvent e) {
                enableOK();
            }
            private void enableOK() {
                enableOKButton(getUrl().length() > 0);
            }

        });
    }
    
    /**
     * Embeds this component in a DialogDescriptor and displays
     * it in a java.awt.Dialog with two buttons, OK and Cancel.
     * The URL field is required input, user name and password
     * are optional (but may be required by the server) 
     *
     * @param title Title to be used on the dialog.
     * @param helpId A HelpCtx ID, or null if there is no Help
     *
     * @return true if the user has made a valid choice and
     *         selected the OK button.
     *         false if the user selected Cancel.
     */
    public boolean showDialog (String title, String helpId) {
//        ActionListener listener = new ActionListener () {
//            public void actionPerformed (ActionEvent evt) {
//                Object o = evt.getSource ();
//                if (o == NotifyDescriptor.CANCEL_OPTION  ) {
//                    closeDialog ();
//                    return;
//                }
//
//            }
//        };

        if (title == null) {
            title = NbBundle.getMessage(FindServerPanel.class, "LBL_Add_Server_Instance_From_Url");
        }
        
        dialogDescriptor = new DialogDescriptor
                                        (this, title);
        if (helpId!=null) dialogDescriptor.setHelpCtx(new HelpCtx(helpId));
//        dialogDescriptor.setClosingOptions (new Object [] { NotifyDescriptor.CANCEL_OPTION });
        enableOKButton(false);
        dialog = DialogDisplayer.getDefault ().createDialog (dialogDescriptor);
        dialog.setVisible (true);        
        if (dialogDescriptor.getValue () == NotifyDescriptor.OK_OPTION ) {
//            System.out.println("FindServerPanel showDialog returning true");
            return true;
        }
        dialogDescriptor = null;

        return false;
    }
        
     
    private void enableOKButton (boolean b) {
        if (dialogDescriptor != null) {
            dialogDescriptor.setValid(b);
        }
    }  
    
    private void closeDialog () {
        dialog.setVisible (false);
        dialog.dispose ();
        dialog = null;
    }
    
    /**
     *
     * @return A String containing the URL that the user entered.  
     *         Or an empty string if nothing was entered.
     */
    public String getUrl() {
        String url = urlTxt.getText();
        if (url == null) {
            return "";
        }
        url.trim();
        if (url.length() < 1 ) {
            return "";
        }
        return url.trim();
    }
    
    /**
     *
     * @return A String containing the user name that the user entered.  
     *         Or an empty string if nothing was entered.
     */
    public String getUsername() {
        String username = usernameTxt.getText();
        if (username == null || username.length() == 0 ) {
            return "";
        }
        return username;
    }
    
    /**
     *
     * @return A String containing the URL that the user entered.  
     *         Or an empty string if nothing was entered.
     */
    public String getPassword() {
        String pw = pwTxt.getText();
        if (pw == null || pw.length() == 0 ) {
            return "";
        }
        return pw;
    }
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JPasswordField pwTxt;
    private javax.swing.JLabel pwLbl;
    private javax.swing.JTextField usernameTxt;
    private javax.swing.JTextField urlTxt;
    private javax.swing.JLabel introLbl;
    private javax.swing.JLabel urlLbl;
    private javax.swing.JLabel usernameLbl;
    // End of variables declaration//GEN-END:variables
    
}