110342 - double-click category didn't work

1 files changed, 9 insertions, 1 deletions

diff --git a/examples/org.eclipse.swt.examples.launcher/src/org/eclipse/swt/examples/launcher/LauncherView.java b/examples/org.eclipse.swt.examples.launcher/src/org/eclipse/swt/examples/launcher/LauncherView.java
index b107767a7c..6adf390736 100755
--- a/examples/org.eclipse.swt.examples.launcher/src/org/eclipse/swt/examples/launcher/LauncherView.java
+++ b/examples/org.eclipse.swt.examples.launcher/src/org/eclipse/swt/examples/launcher/LauncherView.java
@@ -66,7 +66,15 @@ public class LauncherView extends ViewPart {
 			public void widgetDefaultSelected(SelectionEvent event) {
 				final ItemDescriptor item = getSelectedItem();
 				setDescriptionByItem(item);
-				launchItem(getSelectedItem());
+				if (item.getMainType() == null && item.getView() == null) {
+					// Category selected, so just expand/colapse the node
+					TreeItem treeItem = (TreeItem) event.item;
+					boolean expanded = treeItem.getExpanded();
+					if (treeItem != null) treeItem.setExpanded(!expanded);
+					treeItem.setImage(LauncherPlugin.images[expanded ? LauncherPlugin.liClosedFolder : LauncherPlugin.liOpenFolder]);
+				} else {
+					launchItem(getSelectedItem());
+				}
 			}
 		});
 		launchTree.addTreeListener(new TreeListener() {