From 2a1367c66100c3c42fe9f34c753360b69e22c2d9 Mon Sep 17 00:00:00 2001
From: mertsincan <sincan.mert@gmail.com>
Date: Fri, 30 Oct 2020 16:02:44 +0300
Subject: [PATCH] Fixed #1657 - When a partial selection is made among children
 of a node, the minus icon doesn't appear in the checkbox of that node.

---
 src/components/treetable/TreeTableRow.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/components/treetable/TreeTableRow.js b/src/components/treetable/TreeTableRow.js
index 50b0ba3bc6..df98be0734 100644
--- a/src/components/treetable/TreeTableRow.js
+++ b/src/components/treetable/TreeTableRow.js
@@ -473,7 +473,7 @@ export class TreeTableRow extends Component {
         if (this.props.selectionMode === 'checkbox' && this.props.node.selectable !== false) {
             const checked = this.isChecked();
             const partialChecked = this.isPartialChecked();
-            const className = classNames('p-checkbox-box', {'p-highlight': checked});
+            const className = classNames('p-checkbox-box', {'p-highlight': checked, 'p-indeterminate': partialChecked});
             const icon = classNames('p-checkbox-icon p-c', {'pi pi-check': checked, 'pi pi-minus': partialChecked});
 
             return (