[royale-asjs] branch develop updated: Fixed a bug with an empty VirtualDataGrid dataProvider and then a dynamic item is added

[hugoferreira]

This is an automated email from the ASF dual-hosted git repository.

hugoferreira pushed a commit to branch develop
in repository https://gitbox.apache.org/repos/asf/royale-asjs.git


The following commit(s) were added to refs/heads/develop by this push:
     new 71ab459d50 Fixed a bug with an empty VirtualDataGrid dataProvider and 
then a dynamic item is added
71ab459d50 is described below

commit 71ab459d504104d48ec4d3c0657a368514beaabf
Author: Hugo Ferreira <hferre...@solidsoft.pt>
AuthorDate: Fri Jul 1 19:44:48 2022 +0100

    Fixed a bug with an empty VirtualDataGrid dataProvider and then a dynamic 
item is added
---
 .../royale/org/apache/royale/jewel/beads/views/VirtualListView.as   | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git 
a/frameworks/projects/Jewel/src/main/royale/org/apache/royale/jewel/beads/views/VirtualListView.as
 
b/frameworks/projects/Jewel/src/main/royale/org/apache/royale/jewel/beads/views/VirtualListView.as
index c262adfa2b..e4e440fdf8 100644
--- 
a/frameworks/projects/Jewel/src/main/royale/org/apache/royale/jewel/beads/views/VirtualListView.as
+++ 
b/frameworks/projects/Jewel/src/main/royale/org/apache/royale/jewel/beads/views/VirtualListView.as
@@ -142,7 +142,11 @@ package org.apache.royale.jewel.beads.views
                        if (contentView.numElements == 0)
                                return null;
                        
-                       var firstIndex:int = 
(contentView.getElementAt(firstElementIndex) as IIndexedItemRenderer).index;
+            var itemRenderer:IIndexedItemRenderer = 
contentView.getElementAt(firstElementIndex) as IIndexedItemRenderer;
+            if (itemRenderer == null)
+                return null;
+
+                       var firstIndex:int = itemRenderer.index;
                        
                        if (index < firstIndex) 
                                return null;