From a390b2aa3652bdf488a1eb37348d98558617dcfd Mon Sep 17 00:00:00 2001
From: Daniel Roos <96danielroos@gmail.com>
Date: Thu, 5 Sep 2019 09:49:28 +0200
Subject: [PATCH] Split Table._setScrollbarWidth by adding public function
 Table.getScrollbarWidth (#1411)

* Create public method Table.getScrollbarWidth

* Add documentation for Table.getScrollbarWidth
---
 docs/Table.md         |  4 ++++
 source/Table/Table.js | 20 +++++++++++++-------
 2 files changed, 17 insertions(+), 7 deletions(-)

diff --git a/docs/Table.md b/docs/Table.md
index 7df6440e9..3309b24d9 100644
--- a/docs/Table.md
+++ b/docs/Table.md
@@ -61,6 +61,10 @@ This may be appropriate if the underlying row data has changed but the row sizes
 
 Gets offset for a given row and alignment.
 
+##### getScrollbarWidth
+
+Gets the scrollbar width used to pad the table-header.
+
 ##### measureAllRows
 Pre-measure all rows in a `Table`.
 
diff --git a/source/Table/Table.js b/source/Table/Table.js
index c8f816324..088944f52 100644
--- a/source/Table/Table.js
+++ b/source/Table/Table.js
@@ -337,6 +337,17 @@ export default class Table extends React.PureComponent {
     }
   }
 
+  getScrollbarWidth() {
+    if (this.Grid) {
+      const Grid = findDOMNode(this.Grid);
+      const clientWidth = Grid.clientWidth || 0;
+      const offsetWidth = Grid.offsetWidth || 0;
+      return offsetWidth - clientWidth;
+    }
+
+    return 0;
+  }
+
   componentDidMount() {
     this._setScrollbarWidth();
   }
@@ -726,13 +737,8 @@ export default class Table extends React.PureComponent {
   }
 
   _setScrollbarWidth() {
-    if (this.Grid) {
-      const Grid = findDOMNode(this.Grid);
-      const clientWidth = Grid.clientWidth || 0;
-      const offsetWidth = Grid.offsetWidth || 0;
-      const scrollbarWidth = offsetWidth - clientWidth;
+    const scrollbarWidth = this.getScrollbarWidth();
 
-      this.setState({scrollbarWidth});
-    }
+    this.setState({scrollbarWidth});
   }
 }