diff options
Diffstat (limited to 'javax/swing/JTree.java')
| -rw-r--r-- | javax/swing/JTree.java | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/javax/swing/JTree.java b/javax/swing/JTree.java index aaf326b69..32acca643 100644 --- a/javax/swing/JTree.java +++ b/javax/swing/JTree.java @@ -1509,8 +1509,7 @@ public class JTree extends JComponent implements Scrollable, Accessible public JTree(TreeModel model) { setRootVisible(true); - setSelectionModel(new EmptySelectionModel()); - selectionModel.setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION); + setSelectionModel( new DefaultTreeSelectionModel() ); // The root node appears expanded by default. nodeStates = new Hashtable(); @@ -2050,14 +2049,16 @@ public class JTree extends JComponent implements Scrollable, Accessible if (selectionModel == model) return; + if( model == null ) + model = EmptySelectionModel.sharedInstance(); + if (selectionModel != null) selectionModel.removeTreeSelectionListener(selectionRedirector); TreeSelectionModel oldValue = selectionModel; selectionModel = model; - if (selectionModel != null) - selectionModel.addTreeSelectionListener(selectionRedirector); + selectionModel.addTreeSelectionListener(selectionRedirector); firePropertyChange(SELECTION_MODEL_PROPERTY, oldValue, model); revalidate(); |