Make sure the border-related calculations use the lowest header level. …

…#4951 (#4969)
handsontable · Mar 30, 2018 · a8ef24f · a8ef24f
1 parent 00f3d2d
commit a8ef24f
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/3rdparty/walkontable/src/border.js b/src/3rdparty/walkontable/src/border.js
@@ -554,8 +554,10 @@ class Border {
     }
 
     if (rootHotElement.className.includes(entireSelectionClassname)) {
-      startHeader = getHeaderFn(fromIndex, 0);
-      endHeader = getHeaderFn(toIndex, 0);
+      const columnHeaderLevelCount = this.wot.getSetting('columnHeaders').length;
+
+      startHeader = getHeaderFn(fromIndex, columnHeaderLevelCount - 1);
+      endHeader = getHeaderFn(toIndex, columnHeaderLevelCount - 1);
 
       if (!startHeader || !endHeader) {
         return false;