fix table in table bug

Author: maxazan

CHANGELOG.txt

@@ -1,3 +1,6 @@
+== 0.1.9 - 18 December 2013
+* Fix table in table bug (thanks liuspcn)
+
 == 0.1.8 - 16 December 2013
 * Fix support alphanumeric id (you can use "-" symbol in id)
 

js/jquery.treegrid.js

@@ -1,5 +1,5 @@
 /*
- * jQuery treegrid Plugin 0.1.8
+ * jQuery treegrid Plugin 0.1.9
  * https://github.com/maxazan/jquery-treegrid
  * 
  * Copyright 2013, Pomazan Max
@@ -51,7 +51,7 @@
         expander.remove();
       }
       $(tpl).prependTo(cell).click(function() {
-        $($(this).parents('tr')).treegrid('toggle');
+        $($(this).closest('tr')).treegrid('toggle');
       });
       return $this;
     },
@@ -538,7 +538,7 @@
       return treegridContainer.find('tr.' + templateClass);
     },
     getTreeGridContainer: function() {
-      return $(this).parents('table');
+      return $(this).closest('table');
     },
     getRootNodes: function(treegridContainer) {
       var result = $.grep(treegridContainer.find('tr'), function(element) {

test.html

@@ -11,6 +11,9 @@
     <div id="qunit-fixture"></div>
     <script src="tests/qunit-1.12.0.js"></script>
     <script src="tests/tests.js"></script>
+			<table>
+	<tr>
+	<td>
     <table id='tree-1' border="1" cellpadding="0" cellspacing="0">
       <tr id="tree-head-1">
         <th>1</th><th>2</th>
@@ -57,6 +60,9 @@
       </tr>
 
 	  </table>
+	</td>
+	</tr>
+	</table>	  
 <hr>
     <table id='tree-2' border="1" cellpadding="0" cellspacing="0">
       <tr>
@@ -97,6 +103,7 @@
       </tr>
     </table>
     <hr>
+
     <table id='tree-3' border="1" cellpadding="0" cellspacing="0">
       <tr>
         <th>1</th><th>2</th>
@@ -135,7 +142,10 @@
         <td>2</td><td>Simple text of ...</td>
       </tr>
     </table>
-	
+
+	<hr>
+
+
     <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
     <script src="js/jquery.treegrid.js"></script>
     <script src="js/jquery.cookie.js"></script>
@@ -144,6 +154,7 @@
       $("#tree-1").treegrid({initialState: 'collapsed'});
       $("#tree-2").treegrid({treeColumn:1, initialState: 'expanded', 'saveState': true, 'saveStateName': saveStateName});
 	  $("#tree-3").treegrid({initialState: 'collapsed'});
+	  $("#tree-4").treegrid();
     </script>
   </body>
 </html>

treegrid.jquery.json

@@ -11,7 +11,7 @@
         "tree",
         "ui"
     ],
-    "version": "0.1.8",
+    "version": "0.1.9",
     "title": "TreeGrid plugin for jQuery",
     "author": {
         "name": "Pomazan Max"