1 files changed, 79 insertions, 0 deletions
diff --git a/plugins/xwt/org.eclipse.papyrus.xwt/src/org/eclipse/papyrus/xwt/jface/AbstractDialog.java b/plugins/xwt/org.eclipse.papyrus.xwt/src/org/eclipse/papyrus/xwt/jface/AbstractDialog.java
new file mode 100644
index 00000000000..a320dadd28d
--- /dev/null
+++ b/plugins/xwt/org.eclipse.papyrus.xwt/src/org/eclipse/papyrus/xwt/jface/AbstractDialog.java
@@ -0,0 +1,79 @@
+/*******************************************************************************
+ * Copyright (c) 2006, 2010 Soyatec (http://www.soyatec.com) and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *     Soyatec - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.papyrus.xwt.jface;
+
+import java.net.URL;
+import java.util.HashMap;
+
+import org.eclipse.jface.dialogs.Dialog;
+import org.eclipse.jface.layout.GridLayoutFactory;
+import org.eclipse.papyrus.xwt.XWT;
+import org.eclipse.papyrus.xwt.XWTException;
+import org.eclipse.papyrus.xwt.XWTLoader;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Shell;
+
+public abstract class AbstractDialog extends Dialog {
+
+	protected Object dataContext;
+
+	protected String title;
+
+	public AbstractDialog(Shell parentShell, String title, Object dataContext) {
+		super(parentShell);
+		this.dataContext = dataContext;
+		this.title = title;
+	}
+
+	@Override
+	protected Control createDialogArea(Composite parent) {
+		if(title != null) {
+			getShell().setText(title);
+		}
+
+		ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
+		try {
+			Thread.currentThread().setContextClassLoader(getClassLoader());
+			HashMap<String, Object> newOptions = new HashMap<String, Object>();
+			initOptions(parent, newOptions);
+			Object element = XWT.loadWithOptions(getContentURL(), newOptions);
+			if(!(element instanceof Control)) {
+				throw new XWTException("Root element must a control.");
+			}
+			GridLayoutFactory.fillDefaults().generateLayout(parent);
+			parent.layout(true, true);
+			return (Control)element;
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			Thread.currentThread().setContextClassLoader(classLoader);
+			parent.setVisible(true);
+		}
+		return null;
+	}
+
+	protected void initOptions(Composite parent, HashMap<String, Object> newOptions) {
+		newOptions.put(XWTLoader.CONTAINER_PROPERTY, parent);
+		newOptions.put(XWTLoader.DATACONTEXT_PROPERTY, dataContext);
+		newOptions.put(XWTLoader.CLASS_PROPERTY, geCLR());
+	}
+
+	protected abstract URL getContentURL();
+
+	protected ClassLoader getClassLoader() {
+		return this.getClass().getClassLoader();
+	}
+
+	protected Object geCLR() {
+		return this;
+	}
+}