auth/DefaultLoginDialog.java

   1 package org.argeo.cms.ui.widgets.auth;
   2
   3 import javax.security.auth.callback.CallbackHandler;
   4
   5 import org.eclipse.swt.SWT;
   6 import org.eclipse.swt.graphics.Point;
   7 import org.eclipse.swt.graphics.Rectangle;
   8 import org.eclipse.swt.layout.GridData;
   9 import org.eclipse.swt.layout.GridLayout;
  10 import org.eclipse.swt.widgets.Composite;
  11 import org.eclipse.swt.widgets.Control;
  12 import org.eclipse.swt.widgets.Display;
  13 import org.eclipse.swt.widgets.Shell;
  14
  15 /** Default authentication dialog, to be used as {@link CallbackHandler}. */
  16 public class DefaultLoginDialog extends AbstractLoginDialog {
  17         private static final long serialVersionUID = -8551827590693035734L;
  18
  19         public DefaultLoginDialog() {
  20                 this(Display.getCurrent().getActiveShell());
  21         }
  22
  23         public DefaultLoginDialog(Shell parentShell) {
  24                 super(parentShell);
  25         }
  26
  27         protected Point getInitialSize() {
  28                 return new Point(350, 180);
  29         }
  30
  31         @Override
  32         protected Control createContents(Composite parent) {
  33                 Control control = super.createContents(parent);
  34                 parent.pack();
  35
  36                 // Move the dialog to the center of the top level shell.
  37                 Rectangle shellBounds;
  38                 if (Display.getCurrent().getActiveShell() != null) // RCP
  39                         shellBounds = Display.getCurrent().getActiveShell().getBounds();
  40                 else
  41                         shellBounds = Display.getCurrent().getBounds();// RAP
  42                 Point dialogSize = parent.getSize();
  43                 int x = shellBounds.x + (shellBounds.width - dialogSize.x) / 2;
  44                 int y = shellBounds.y + (shellBounds.height - dialogSize.y) / 2;
  45                 parent.setLocation(x, y);
  46                 return control;
  47         }
  48
  49         protected Control createDialogArea(Composite parent) {
  50                 Composite dialogarea = (Composite) super.createDialogArea(parent);
  51                 CompositeCallbackHandler composite = new CompositeCallbackHandler(
  52                                 dialogarea, SWT.NONE);
  53                 composite.setLayout(new GridLayout(2, false));
  54                 composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
  55                 composite.createCallbackHandlers(getCallbacks());
  56                 return composite;
  57         }
  58
  59         public void internalHandle() {
  60         }
  61 }