lazy loading through dom-if

vpusher · Feb 28, 2017 · 716a7bf · 716a7bf
1 parent da3f8bd
commit 716a7bf
Showing 1 changed file with 9 additions and 7 deletions.
diff --git a/paper-tree-node.html b/paper-tree-node.html
@@ -114,13 +114,15 @@
                     </paper-menu-button>
                 </template>
             </div>
-            <ul hidden$={{!data.open}}>
-                <template is="dom-repeat" items="{{data.children}}">
-                    <li>
-                        <paper-tree-node data="{{item}}" actions="{{actions}}"></paper-tree-node>
-                    </li>
-                </template>
-            </ul>
+            <template is="dom-if" if$="{{data.open}}">
+              <ul>
+                  <template is="dom-repeat" items="{{data.children}}">
+                      <li>
+                          <paper-tree-node data="{{item}}" actions="{{actions}}"></paper-tree-node>
+                      </li>
+                  </template>
+              </ul>
+            </template>
         </div>
     </template>