Added tooltip on the tree cells

src/main/java/fr/ill/ics/n3d/gui/HierarchyCell.java

@@ -12,13 +12,18 @@ import javafx.scene.control.TreeCell;
 import javafx.scene.control.TreeView;
 import javafx.scene.control.cell.CheckBoxTreeCell;
 import javafx.util.Callback;
+import javafx.scene.control.Tooltip;
 
 /**
  * @author dages
  *
  */
 public class HierarchyCell extends CheckBoxTreeCell<Component> {
+	
+	private Tooltip tooltip = new Tooltip();
+	
 	public static final Callback<TreeView<Component>,TreeCell<Component>> FACTORY;
+	
 	static {
 		FACTORY = new Callback<TreeView<Component>,TreeCell<Component>>(){
             @Override
@@ -47,7 +52,8 @@ public class HierarchyCell extends CheckBoxTreeCell<Component> {
 
         if (empty || isEditing()) {
             return;
-        } else {
+        }
+        else {
         	
         	String text = item.getName();
         	
@@ -57,6 +63,9 @@ public class HierarchyCell extends CheckBoxTreeCell<Component> {
         	
         	setText(text);
         	setContextMenu(rigthClickMenu);
+        	
+        	tooltip.setText(item.getName());
+            setTooltip(tooltip);
         }
     }
 }