From db47becae86b1c4e996079c5b9408b6002dba13a Mon Sep 17 00:00:00 2001
From: pezi_pink <pezi_pink@pinksquirrellabs.com>
Date: Sat, 16 Sep 2017 22:13:51 +0100
Subject: [PATCH] tree.clear() fixed

---
 src/dlangui/widgets/tree.d | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/dlangui/widgets/tree.d b/src/dlangui/widgets/tree.d
index f0453a19..b373e35c 100644
--- a/src/dlangui/widgets/tree.d
+++ b/src/dlangui/widgets/tree.d
@@ -139,7 +139,13 @@ class TreeItem {
     }
     
     void clear() {
+        foreach(c; _children) {
+            c.parent = null;
+            if(c is root.selectedItem)
+                root.selectItem(null);
+        }
         _children.clear();
+        root.onUpdate(this);
     }
 
     @property TreeItem parent() { return _parent; }