From e6e3788160ae788595c0a6c81d1e4212cba60d9e Mon Sep 17 00:00:00 2001
From: Colin Megill <colinmegill@gmail.com>
Date: Sun, 8 Apr 2018 20:39:02 -0700
Subject: [PATCH] Reactive current cell selection count

---
 src/components/expression/expressionButtons.js | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/components/expression/expressionButtons.js b/src/components/expression/expressionButtons.js
index 15382db8..e4109cf7 100644
--- a/src/components/expression/expressionButtons.js
+++ b/src/components/expression/expressionButtons.js
@@ -43,9 +43,15 @@ class Expression extends React.Component {
     return (
       <div>
         <div style={{margin: 10}}>
-        // <div style={{margin: 10, width: 300}}>
-        // There are currently 10 cells selected, click a cell set button to store them.
-        // </div>
+        <div style={{margin: 10, width: 300}}>
+          There are currently
+          {
+            " " +
+            _.filter(this.props.currentCellSelection, "__selected__").length +
+            " "
+          }
+          cells selected, click a cell set button to store them.
+        </div>
         <CellSetButton
           {...this.props}
           eitherCellSetOneOrTwo={1}/>