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diff --git a/org.argeo.eclipse.ui/src/main/java/org/argeo/eclipse/ui/jcr/views/AbstractJcrBrowser.java b/org.argeo.eclipse.ui/src/main/java/org/argeo/eclipse/ui/jcr/views/AbstractJcrBrowser.java
new file mode 100644
index 000000000..133a65fd1
--- /dev/null
+++ b/org.argeo.eclipse.ui/src/main/java/org/argeo/eclipse/ui/jcr/views/AbstractJcrBrowser.java
@@ -0,0 +1,75 @@
+/*
+ * 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.eclipse.ui.jcr.views;
+
+import javax.jcr.Node;
+
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.ui.part.ViewPart;
+
+public abstract class AbstractJcrBrowser extends ViewPart {
+
+	@Override
+	public abstract void createPartControl(Composite parent);
+
+	/**
+	 * To be overridden to adapt size of form and result frames.
+	 */
+	abstract protected int[] getWeights();
+
+	/**
+	 * To be overridden to provide an adapted size nodeViewer
+	 */
+	abstract protected TreeViewer createNodeViewer(Composite parent,
+			ITreeContentProvider nodeContentProvider);
+
+	/**
+	 * To be overridden to retrieve the current nodeViewer
+	 */
+	abstract protected TreeViewer getNodeViewer();
+
+	/*
+	 * Enables the refresh of the tree.
+	 */
+	@Override
+	public void setFocus() {
+		getNodeViewer().getTree().setFocus();
+	}
+
+	public void refresh(Object obj) {
+		// getNodeViewer().update(obj, null);
+		getNodeViewer().refresh(obj);
+		// getNodeViewer().expandToLevel(obj, 1);
+	}
+
+	public void nodeAdded(Node parentNode, Node newNode) {
+		getNodeViewer().refresh(parentNode);
+		getNodeViewer().expandToLevel(newNode, 0);
+	}
+
+	public void nodeRemoved(Node parentNode) {
+		IStructuredSelection newSel = new StructuredSelection(parentNode);
+		getNodeViewer().setSelection(newSel, true);
+		// Force refresh
+		IStructuredSelection tmpSel = (IStructuredSelection) getNodeViewer()
+				.getSelection();
+		getNodeViewer().refresh(tmpSel.getFirstElement());
+	}
+}