eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/dialog/LoginDialog.java

   1 // $Id$
   2 /**
   3  * Copyright (C) 2007 EDIT
   4  * European Distributed Institute of Taxonomy
   5  * http://www.e-taxonomy.eu
   6  *
   7  * The contents of this file are subject to the Mozilla Public License Version 1.1
   8  * See LICENSE.TXT at the top of this package for the full license terms.
   9  */
  10
  11 package eu.etaxonomy.taxeditor.ui.dialog;
  12
  13 import org.eclipse.jface.dialogs.Dialog;
  14 import org.eclipse.jface.dialogs.MessageDialog;
  15 import org.eclipse.swt.SWT;
  16 import org.eclipse.swt.custom.CLabel;
  17 import org.eclipse.swt.layout.GridData;
  18 import org.eclipse.swt.widgets.Composite;
  19 import org.eclipse.swt.widgets.Control;
  20 import org.eclipse.swt.widgets.Shell;
  21 import org.eclipse.swt.widgets.Text;
  22
  23 import eu.etaxonomy.taxeditor.Messages;
  24 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  25 import eu.etaxonomy.taxeditor.store.CdmStore;
  26
  27 /**
  28  * TODO wrap in a LoginModule
  29  * see: http://java.sun.com/j2se/1.5.0/docs/api/javax/security/auth/spi/LoginModule.html
  30  *
  31  * @author n.hoffmann
  32  * @created 16.06.2009
  33  * @version 1.0
  34  */
  35 public class LoginDialog extends Dialog {
  36
  37         private static Text text_password;
  38         private static Text text_username;
  39
  40         private final String title;
  41
  42         public LoginDialog(Shell parentShell) {
  43                 super(parentShell);
  44                 title = Messages.LoginDialog_LOGIN;
  45         }
  46
  47
  48         /** {@inheritDoc} */
  49         @Override
  50         protected Control createDialogArea(Composite parent) {
  51                 Composite composite = (Composite) super.createDialogArea(parent);
  52                 //add controls to composite as necessary
  53
  54
  55                 // Label for the heading
  56                 final CLabel titleLabel = new CLabel(composite, SWT.NONE);
  57                 titleLabel.setText(Messages.LoginDialog_USER_LOGIN);
  58
  59                 // Label for the username
  60                 final CLabel userNameLabel = new CLabel(composite, SWT.NONE);
  61                 userNameLabel.setText(Messages.LoginDialog_USER_NAME);
  62
  63                 // Textfield for the username
  64                 text_username = new Text(composite, SWT.BORDER);
  65                 text_username.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  66
  67                 // Label for the password
  68                 final CLabel passwordLabel = new CLabel(composite, SWT.NONE);
  69                 passwordLabel.setText(Messages.LoginDialog_PASSWORD);
  70
  71                 // Textfield for the password
  72                 text_password = new Text(composite, SWT.PASSWORD | SWT.BORDER);
  73                 text_password.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
  74
  75
  76                 return composite;
  77         }
  78
  79     /** {@inheritDoc} */
  80     @Override
  81     protected void configureShell(Shell shell) {
  82         super.configureShell(shell);
  83         if (title != null) {
  84                         shell.setText(title);
  85                 }
  86     }
  87
  88         /** {@inheritDoc} */
  89         @Override
  90         protected void okPressed() {
  91                 String username = text_username.getText();
  92                 String password = text_password.getText();
  93
  94                 boolean result = CdmStore.getLoginManager().authenticate(username, password);
  95
  96                 if(result){
  97                         super.okPressed();
  98                 }
  99
 100         }
 101
 102         @Override
 103         protected void cancelPressed() {
 104                 if(CdmStore.getLoginManager().getAuthenticatedUser() != null){
 105                         super.cancelPressed();
 106                 }else{
 107                         // if there is no active user and the current user chooses to cancel, we close the connection
 108                         boolean result = MessageDialog.openConfirm(getShell(), Messages.LoginDialog_REALLY_CANCEL, Messages.LoginDialog_CANCEL_MESSAGE);
 109
 110                         if(result){
 111                                 CdmStore.close(AbstractUtility.getMonitor());
 112                                 super.cancelPressed();
 113                         }
 114                 }
 115         }
 116 }