1 files changed, 72 insertions, 0 deletions
diff --git a/target_explorer/plugins/org.eclipse.tcf.te.ui.views/src/org/eclipse/tcf/te/ui/views/handler/OpenCommandHandler.java b/target_explorer/plugins/org.eclipse.tcf.te.ui.views/src/org/eclipse/tcf/te/ui/views/handler/OpenCommandHandler.java
new file mode 100644
index 000000000..6e2d80777
--- /dev/null
+++ b/target_explorer/plugins/org.eclipse.tcf.te.ui.views/src/org/eclipse/tcf/te/ui/views/handler/OpenCommandHandler.java
@@ -0,0 +1,72 @@
+/*******************************************************************************
+ * Copyright (c) 2011 Wind River Systems, Inc. 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:
+ * Wind River Systems - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.tcf.te.ui.views.handler;
+
+import org.eclipse.core.commands.AbstractHandler;
+import org.eclipse.core.commands.Command;
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.tcf.te.ui.views.activator.UIPlugin;
+import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.actions.ActionFactory;
+import org.eclipse.ui.commands.ICommandService;
+import org.eclipse.ui.handlers.HandlerUtil;
+import org.eclipse.ui.navigator.CommonNavigator;
+
+/**
+ * TCF tree elements open command handler implementation.
+ */
+public class OpenCommandHandler extends AbstractHandler {
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
+	 */
+	@Override
+	public Object execute(ExecutionEvent event) throws ExecutionException {
+		// The selection is the Target Explorer tree selection
+		ISelection selection = HandlerUtil.getCurrentSelection(event);
+		// The active part is the Target Explorer view instance
+		IWorkbenchPart part = HandlerUtil.getActivePart(event);
+
+		if (selection instanceof IStructuredSelection && !selection.isEmpty() && part instanceof CommonNavigator) {
+			// If the tree node is expandable, expand or collapse it
+			TreeViewer viewer = ((CommonNavigator)part).getCommonViewer();
+			Object element = ((IStructuredSelection)selection).getFirstElement();
+			if (viewer.isExpandable(element)) {
+				viewer.setExpandedState(element, !viewer.getExpandedState(element));
+			} else {
+				// Node is not an expandable node, forward to the properties action.
+				ICommandService service = (ICommandService)PlatformUI.getWorkbench().getService(ICommandService.class);
+				Command command = service != null ? service.getCommand(ActionFactory.PROPERTIES.getCommandId()) : null;
+				if (command != null && command.isDefined() && command.isEnabled()) {
+					try {
+						command.executeWithChecks(event);
+					} catch (Exception e) {
+						// If the platform is in debug mode, we print the exception to the log view
+						if (Platform.inDebugMode()) {
+							IStatus status = new Status(IStatus.ERROR, UIPlugin.getUniqueIdentifier(), e.getLocalizedMessage(), e);
+							UIPlugin.getDefault().getLog().log(status);
+						}
+					}
+				}
+			}
+		}
+
+		return null;
+	}
+
+}