1 files changed, 62 insertions, 0 deletions
diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/actions/selection/RemoveExpressionAction.java b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/actions/selection/RemoveExpressionAction.java
new file mode 100644
index 000000000..263cb50ec
--- /dev/null
+++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/actions/selection/RemoveExpressionAction.java
@@ -0,0 +1,62 @@
+/*******************************************************************************
+ * 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 org.eclipse.debug.internal.ui.actions.selection;
+
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.debug.core.DebugPlugin;
+import org.eclipse.debug.core.IExpressionManager;
+import org.eclipse.debug.core.model.IExpression;
+import org.eclipse.debug.internal.ui.viewers.TreePath;
+import org.eclipse.debug.internal.ui.viewers.TreeSelection;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.ui.progress.WorkbenchJob;
+
+public class RemoveExpressionAction extends AbstractRemoveActionDelegate {
+	
+	protected IExpression[] getExpressions() {
+		TreeSelection selection = (TreeSelection) getSelection();
+		TreePath[] paths = selection.getPaths();
+		List expressions = new ArrayList();
+		for (int i = paths.length-1; i >=0; i--) {
+			TreePath path = paths[i];
+			Object segment = path.getSegment(1);
+			if (segment instanceof IExpression) {
+				expressions.add(segment);
+			}
+		}
+		return (IExpression[]) expressions.toArray(new IExpression[expressions.size()]);
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)
+	 */
+	public void run(IAction action) {
+		WorkbenchJob job = new WorkbenchJob("remove expression") { //$NON-NLS-1$
+			public IStatus runInUIThread(IProgressMonitor monitor) {
+				IExpressionManager manager = DebugPlugin.getDefault().getExpressionManager();
+				IExpression[] exp = getExpressions();
+				if (exp != null) {
+					manager.removeExpressions(exp);
+				}
+				return Status.OK_STATUS;
+			}
+		};
+		job.setSystem(true);
+		schedule(job);
+	}
+}
+