--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2005 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 net.sourceforge.phpdt.internal.ui.viewsupport;
+
+import org.eclipse.jface.text.ITextSelection;
+
+import org.eclipse.ui.IEditorPart;
+
+/**
+ * Listener to be informed on text selection changes in an editor (post selection), including the corresponding AST.
+ * The AST is shared and must not be modified.
+ * Listeners can be registered in a <code>SelectionListenerWithASTManager</code>.
+ */
+public interface ISelectionListenerWithAST {
+
+ /**
+ * Called when a selection has changed. The method is called in a post selection event in an background
+ * thread.
+ * @param part The editor part in which the selection change has occured.
+ * @param selection The new text selection
+ * @param astRoot The AST tree corresponding to the editor's input. This AST is shared and must
+ * not be modified.
+ */
+ void selectionChanged(IEditorPart part, ITextSelection selection);
+// void selectionChanged(IEditorPart part, ITextSelection selection, CompilationUnit astRoot);
+
+}