Bug 153500 Asynchronous model viewer

1 files changed, 56 insertions, 0 deletions

diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/viewers/model/ElementCompareRequest.java b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/viewers/model/ElementCompareRequest.java
new file mode 100644
index 000000000..1dee5ccc6
--- /dev/null
+++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/viewers/model/ElementCompareRequest.java
@@ -0,0 +1,56 @@
+/*******************************************************************************
+ * Copyright (c) 2006 IBM Corporation 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:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.debug.internal.ui.viewers.model;
+
+import org.eclipse.debug.internal.ui.viewers.model.provisional.IElementCompareRequest;
+import org.eclipse.debug.internal.ui.viewers.model.provisional.ModelDelta;
+import org.eclipse.ui.IMemento;
+
+/**
+ * @since 3.3
+ */
+class ElementCompareRequest extends MementoUpdate implements IElementCompareRequest {
+
+	private boolean fEqual;
+	private ModelDelta fDelta;
+	/**
+	 * @param context
+	 * @param element
+	 * @param memento
+	 */
+	public ElementCompareRequest(ModelContentProvider provider, Object element, IMemento memento, ModelDelta delta) {
+		super(provider, provider.getPresentationContext(), element, memento);
+		fProvider = provider;
+		fDelta = delta;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.internal.ui.viewers.model.provisional.IElementCompareRequest#setEqual(boolean)
+	 */
+	public void setEqual(boolean equal) {
+		fEqual = equal;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.core.runtime.IProgressMonitor#done()
+	 */
+	public void done() {
+		if (isEqual()) {
+			fDelta.setElement(getElement());
+			fProvider.doRestore(fDelta);
+		}
+	}
+	
+	boolean isEqual() {
+		return fEqual;
+	}
+
+}