TreeGrid ContextMenu

Right click to display the context menu.

示例：

代码：

					
<table id="tg" class="easyui-treegrid" title="TreeGrid ContextMenu" style="width:700px;height:250px"
			data-options="
				iconCls: 'icon-ok',
				rownumbers: true,
				animate: true,
				collapsible: true,
				fitColumns: true,
				url: 'examples/treegrid/treegrid_data2.json',
				method: 'get',
				idField: 'id',
				treeField: 'name',
				onContextMenu: onContextMenu
			">
	<thead>
		<tr>
			<th data-options="field:'name',width:180">Task Name</th>
			<th data-options="field:'persons',width:60,align:'right'">Persons</th>
			<th data-options="field:'begin',width:80">Begin Date</th>
			<th data-options="field:'end',width:80">End Date</th>
			<th data-options="field:'progress',width:120,formatter:formatProgress">Progress</th>
		</tr>
	</thead>
</table>
<div id="mm" class="easyui-menu" style="width:120px;">
	<div onclick="append()" data-options="iconCls:'icon-add'">Append</div>
	<div onclick="removeIt()" data-options="iconCls:'icon-remove'">Remove</div>
	<div class="menu-sep"></div>
	<div onclick="collapse()">Collapse</div>
	<div onclick="expand()">Expand</div>
</div>
<script type="text/javascript">
		function formatProgress(value){
	    	if (value){
		    	var s = '<div style="width:100%;border:1px solid #ccc">' +
		    			'<div style="width:' + value + '%;background:#cc0000;color:#fff">' + value + '%' + '</div>'
		    			'</div>';
		    	return s;
	    	} else {
		    	return '';
	    	}
		}
		function onContextMenu(e,row){
			if (row){
				e.preventDefault();
				$(this).treegrid('select', row.id);
				$('#mm').menu('show',{
					left: e.pageX,
					top: e.pageY
				});				
			}
		}
		var idIndex = 100;
		function append(){
			idIndex++;
			var d1 = new Date();
			var d2 = new Date();
			d2.setMonth(d2.getMonth()+1);
			var node = $('#tg').treegrid('getSelected');
			$('#tg').treegrid('append',{
				parent: node.id,
				data: [{
					id: idIndex,
					name: 'New Task'+idIndex,
					persons: parseInt(Math.random()*10),
					begin: $.fn.datebox.defaults.formatter(d1),
					end: $.fn.datebox.defaults.formatter(d2),
					progress: parseInt(Math.random()*100)
				}]
			})
		}
		function removeIt(){
			var node = $('#tg').treegrid('getSelected');
			if (node){
				$('#tg').treegrid('remove', node.id);
			}
		}
		function collapse(){
			var node = $('#tg').treegrid('getSelected');
			if (node){
				$('#tg').treegrid('collapse', node.id);
			}
		}
		function expand(){
			var node = $('#tg').treegrid('getSelected');
			if (node){
				$('#tg').treegrid('expand', node.id);
			}
		}
</script>