40addnode.html

<div style="font-size:12px;">
Now Tree Grid is fully compatible with form editing. You can add edit and delete nodes. <br/>
Every node is added as a child node if a row is selected. If a row is not selected a root node is added.<br/>
</div>
<br />
<table id="addtree"></table>
<div id="paddtree"></div>
<script src="40addnode.js" type="text/javascript"> </script>
<br />
<div style="font-size:12px;">
<b> HTML </b>
<XMP>
...
<table id="addtree"></table>
<div id="paddtree"></div>
.....
</XMP>    
<b>Java Scrpt code</b>
<XMP>
...
jQuery("#addtree").jqGrid({
   	url: 'server.php?q=tree',
	treedatatype: "xml",
	mtype: "POST",
   	colNames:["id","Account","Acc Num", "Debit", "Credit","Balance"],
   	colModel:[
   		{name:'id',index:'id', width:1,hidden:true,key:true, editable:true},
   		{name:'name',index:'name', width:180, editable:true},
   		{name:'num',index:'acc_num', width:80, align:"center",editable:true},
   		{name:'debit',index:'debit', width:80, align:"right",editable:true},
   		{name:'credit',index:'credit', width:80,align:"right",editable:true},
   		{name:'balance',index:'balance', width:80,align:"right",editable:true}
   	],
	height:'auto',
	pager : "#paddtree",
    treeGrid: true,
	ExpandColumn : 'name',
	editurl:'server.php?q=dummy',
	caption: "Add Tree node example"
});
jQuery("#addtree").jqGrid('navGrid',"#paddtree");
</XMP>
<b> PHP code </b>
<XMP>
$node = (integer)$_REQUEST["nodeid"];
// detect if here we post the data from allready loaded tree
// we can make here other checks
if( $node >0) {
	$n_lft = (integer)$_REQUEST["n_left"];
	$n_rgt = (integer)$_REQUEST["n_right"];
	$n_lvl = (integer)$_REQUEST["n_level"];

	$n_lvl = $n_lvl+1;
   	$SQL = "SELECT account_id, name, acc_num, debit, credit, balance, level, lft, rgt FROM accounts WHERE lft > ".$n_lft." AND rgt < ".$n_rgt." AND level = ".$n_lvl." ORDER BY lft";
} else { 
	// initial grid
   	$SQL = "SELECT account_id, name, acc_num, debit, credit, balance, level, lft, rgt FROM accounts WHERE level=0 ORDER BY lft";
}
$result = mysql_query( $SQL ) or die("Couldn t execute query.".mysql_error());
if ( stristr($_SERVER["HTTP_ACCEPT"],"application/xhtml+xml") ) {
header("Content-type: application/xhtml+xml;charset=utf-8"); } else {
header("Content-type: text/xml;charset=utf-8");
}
$et = ">";
echo "<?xml version='1.0' encoding='utf-8'?$et\n";
   echo "<rows>";
echo "<page>1</page>";
echo "<total>1</total>";
echo "<records>1</records>";
// be sure to put text data in CDATA
while($row = mysql_fetch_array($result,MYSQL_ASSOC)) {
	echo "<row>";			
	echo "<cell>". $row[account_id]."</cell>";
	echo "<cell>". $row[name]."</cell>";
	echo "<cell>". $row[acc_num]."</cell>";
	echo "<cell>". $row[debit]."</cell>";
	echo "<cell>". $row[credit]."</cell>";
	echo "<cell>". $row[balance]."</cell>";
	echo "<cell>". $row[level]."</cell>";
	echo "<cell>". $row[lft]."</cell>";
	echo "<cell>". $row[rgt]."</cell>";
	if($row[rgt] == $row[lft]+1) $leaf = 'true';else $leaf='false';
	echo "<cell>".$leaf."</cell>";
	echo "<cell>false</cell>";
	echo "</row>";
}
echo "</rows>";		
</XMP>   
</div>