add function takes care about parent existence. fix #426, #434

2026-03-03 16:58:33 +08:00 · 2014-03-02 07:50:51 +08:00
parent cadcb91fbc
commit 74060ce935
2 changed files with 39 additions and 1 deletions
--- a/src/Container.js
+++ b/src/Container.js
@@ -60,8 +60,11 @@
         * @returns {Container}
         */
        add: function(child) {
+            if (child.getParent()) {
+                child.moveTo(this);
+                return;
+            }
            var children = this.children;
-
            this._validateAdd(child);
            child.index = children.length;
            child.parent = this;