From d782fcd9a597035e5045b533f327e8689663b7fc Mon Sep 17 00:00:00 2001
From: Vitaliy Filippov <vitalif@yourcmc.ru>
Date: Wed, 7 Sep 2016 17:57:55 +0300
Subject: [PATCH] use onDeselectAllCells instead of onCellDeselect

---
 treegrid.js | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/treegrid.js b/treegrid.js
index 8bc0ead..da222e2 100644
--- a/treegrid.js
+++ b/treegrid.js
@@ -1,7 +1,7 @@
 /**
  * Very simple and fast tree grid/table, compatible with dynamic loading and stickyheaders.js
  * License: MPL 2.0+, (c) Vitaliy Filippov 2016+
- * Version: 2016-08-18
+ * Version: 2016-09-07
  */
 
 /**
@@ -55,8 +55,8 @@
  * TG.onExpand = function(node) {};
  * // called before a cell is selected with mouse
  * TG.onCellSelect = function(node, colIndex, td) { return <whether to allow selection (boolean)>; }
- * // called when a cell is deselected with mouse
- * TG.onCellDeselect = function(node, colIndex, td) {}
+ * // called when all currently selected cells are deselected
+ * TG.onDeselectAllCells = function(node, colIndex, td) {}
  * // called before a cell is edited
  * TG.onStartCellEdit = function(node, colIndex, td) { return {
  *     abort: <whether to prevent editing>,
@@ -241,21 +241,21 @@ TreeGrid.prototype.initCellSelection = function(restrictToNode)
             cell.className += ' selected';
     };
 
-    self.deselectCell = function(cell)
+    self.deselectAll = function(cell)
     {
-        self.onCellDeselect && self.onCellDeselect(cell.parentNode._node, self._getCellIndex(cell, true), cell);
-        cell.className = cell.className.replace(' selected', '');
+        var els = self.table.querySelectorAll('td.selected');
+        var deselected = [];
+        if (self.onDeselectAllCells)
+            self.onDeselectAllCells();
+        for (var i = 0; i < els.length; i++)
+            els[i].className = els[i].className.replace(' selected', '');
     };
 
     addListener(restrictToNode || document.body, 'mousedown', function(evt)
     {
         evt = getEventCoord(evt);
         if (!evt.shiftKey)
-        {
-            var els = self.table.querySelectorAll('td.selected');
-            for (var i = 0; i < els.length; i++)
-                self.deselectCell(els[i]);
-        }
+            self.deselectAll();
         if (evt.which != 1)
             return;
         startDrag = [ evt.pageX, evt.pageY ];