Split CMS and CMS UI

[lgpl/argeo-commons.git] / org.argeo.cms.ui / src / org / argeo / cms / widgets / auth / DefaultLoginDialog.java

diff --git a/org.argeo.cms.ui/src/org/argeo/cms/widgets/auth/DefaultLoginDialog.java b/org.argeo.cms.ui/src/org/argeo/cms/widgets/auth/DefaultLoginDialog.java
new file mode 100644 (file)
index 0000000..b8de34b
--- /dev/null
+++ b/org.argeo.cms.ui/src/org/argeo/cms/widgets/auth/DefaultLoginDialog.java
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.argeo.cms.widgets.auth;
+
+import javax.security.auth.callback.CallbackHandler;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+
+/** Default authentication dialog, to be used as {@link CallbackHandler}. */
+public class DefaultLoginDialog extends AbstractLoginDialog {
+       private static final long serialVersionUID = -8551827590693035734L;
+
+       public DefaultLoginDialog() {
+               this(Display.getCurrent().getActiveShell());
+       }
+
+       public DefaultLoginDialog(Shell parentShell) {
+               super(parentShell);
+       }
+
+       protected Point getInitialSize() {
+               return new Point(350, 180);
+       }
+
+       @Override
+       protected Control createContents(Composite parent) {
+               Control control = super.createContents(parent);
+               parent.pack();
+
+               // Move the dialog to the center of the top level shell.
+               Rectangle shellBounds;
+               if (Display.getCurrent().getActiveShell() != null) // RCP
+                       shellBounds = Display.getCurrent().getActiveShell().getBounds();
+               else
+                       shellBounds = Display.getCurrent().getBounds();// RAP
+               Point dialogSize = parent.getSize();
+               int x = shellBounds.x + (shellBounds.width - dialogSize.x) / 2;
+               int y = shellBounds.y + (shellBounds.height - dialogSize.y) / 2;
+               parent.setLocation(x, y);
+               return control;
+       }
+
+       protected Control createDialogArea(Composite parent) {
+               Composite dialogarea = (Composite) super.createDialogArea(parent);
+               CompositeCallbackHandler composite = new CompositeCallbackHandler(
+                               dialogarea, SWT.NONE);
+               composite.setLayout(new GridLayout(2, false));
+               composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
+               composite.createCallbackHandlers(getCallbacks());
+               return composite;
+       }
+
+       public void internalHandle() {
+       }
+}