security/eclipse/plugins/org.argeo.security.ui/src/main/java/org/argeo/security/ui/dialogs/DefaultLoginDialog.java

   1 package org.argeo.security.ui.dialogs;
   2
   3 import javax.security.auth.callback.Callback;
   4 import javax.security.auth.callback.NameCallback;
   5 import javax.security.auth.callback.PasswordCallback;
   6 import javax.security.auth.callback.TextOutputCallback;
   7
   8 import org.eclipse.jface.dialogs.IMessageProvider;
   9 import org.eclipse.swt.SWT;
  10 import org.eclipse.swt.events.ModifyEvent;
  11 import org.eclipse.swt.events.ModifyListener;
  12 import org.eclipse.swt.graphics.Point;
  13 import org.eclipse.swt.layout.GridData;
  14 import org.eclipse.swt.layout.GridLayout;
  15 import org.eclipse.swt.widgets.Composite;
  16 import org.eclipse.swt.widgets.Control;
  17 import org.eclipse.swt.widgets.Display;
  18 import org.eclipse.swt.widgets.Label;
  19 import org.eclipse.swt.widgets.Shell;
  20 import org.eclipse.swt.widgets.Text;
  21
  22 public class DefaultLoginDialog extends AbstractLoginDialog {
  23
  24         public DefaultLoginDialog() {
  25                 this(Display.getDefault().getActiveShell());
  26         }
  27
  28         protected DefaultLoginDialog(Shell parentShell) {
  29                 super(parentShell);
  30         }
  31
  32         protected Point getInitialSize() {
  33                 return new Point(300, 280);
  34         }
  35
  36         protected Control createDialogArea(Composite parent) {
  37                 Composite dialogarea = (Composite) super.createDialogArea(parent);
  38                 dialogarea.setLayoutData(new GridData(GridData.FILL_BOTH));
  39                 Composite composite = new Composite(dialogarea, SWT.NONE);
  40                 composite.setLayout(new GridLayout(2, false));
  41                 createCallbackHandlers(composite);
  42                 return composite;
  43         }
  44
  45         private void createCallbackHandlers(Composite composite) {
  46                 Callback[] callbacks = getCallbacks();
  47                 for (int i = 0; i < callbacks.length; i++) {
  48                         Callback callback = callbacks[i];
  49                         if (callback instanceof TextOutputCallback) {
  50                                 createTextoutputHandler(composite,
  51                                                 (TextOutputCallback) callback);
  52                         } else if (callback instanceof NameCallback) {
  53                                 createNameHandler(composite, (NameCallback) callback);
  54                         } else if (callback instanceof PasswordCallback) {
  55                                 createPasswordHandler(composite, (PasswordCallback) callback);
  56                         }
  57                 }
  58         }
  59
  60         private void createPasswordHandler(Composite composite,
  61                         final PasswordCallback callback) {
  62                 Label label = new Label(composite, SWT.NONE);
  63                 label.setText(callback.getPrompt());
  64                 final Text passwordText = new Text(composite, SWT.SINGLE | SWT.LEAD
  65                                 | SWT.PASSWORD | SWT.BORDER);
  66                 //passwordText.setLayoutData(new GridData(GridData.FILL_BOTH));
  67                 passwordText.addModifyListener(new ModifyListener() {
  68
  69                         public void modifyText(ModifyEvent event) {
  70                                 callback.setPassword(passwordText.getText().toCharArray());
  71                         }
  72                 });
  73         }
  74
  75         private void createNameHandler(Composite composite,
  76                         final NameCallback callback) {
  77                 Label label = new Label(composite, SWT.NONE);
  78                 label.setText(callback.getPrompt());
  79                 final Text text = new Text(composite, SWT.SINGLE | SWT.LEAD
  80                                 | SWT.BORDER);
  81                 //text.setLayoutData(new GridData(GridData.FILL_BOTH));
  82                 text.addModifyListener(new ModifyListener() {
  83
  84                         public void modifyText(ModifyEvent event) {
  85                                 callback.setName(text.getText());
  86                         }
  87                 });
  88         }
  89
  90         private void createTextoutputHandler(Composite composite,
  91                         TextOutputCallback callback) {
  92                 int messageType = callback.getMessageType();
  93                 int dialogMessageType = IMessageProvider.NONE;
  94                 switch (messageType) {
  95                 case TextOutputCallback.INFORMATION:
  96                         dialogMessageType = IMessageProvider.INFORMATION;
  97                         break;
  98                 case TextOutputCallback.WARNING:
  99                         dialogMessageType = IMessageProvider.WARNING;
 100                         break;
 101                 case TextOutputCallback.ERROR:
 102                         dialogMessageType = IMessageProvider.ERROR;
 103                         break;
 104                 }
 105                 setMessage(callback.getMessage(), dialogMessageType);
 106         }
 107
 108         public void internalHandle() {
 109         }
 110 }