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asp.net：easyui tree控件加载url数据

来源：程序员人生发布时间：2015-04-22 08:07:57 阅读次数：2933次

easyui tree控件加载url数据

建表


CREATE TABLE [dbo].[OrganizationStructure](
    [Id] [int] IDENTITY(1,1) NOT NULL,
    [OwnerId] [int] NOT NULL,
    [Name] [nvarchar](100) NOT NULL,
    [Type] [int] NULL,
 CONSTRAINT [PK_OrganizationStructure] PRIMARY KEY CLUSTERED 
(
    [Name] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]

GO

后台

private string GetOrganizationStructureText()
{
            StringBuilder sb = new StringBuilder();
            sb.Append("[");
            GetChildrenText(0, ref sb);
            sb.Append("]");
            return sb.ToString();
}
private void GetChildrenText(int id,ref StringBuilder sb)
{
            using(TrainingSystemDataContext dc=new TrainingSystemDataContext(DBConn.GetConn()))
            {
                var query = from s in dc.OrganizationStructure where s.OwnerId == id select s;
                int querycount = query.Count();
                int i = 0;
                foreach (var s in query)
                {
                    sb.AppendLine("{" + string.Format(""id":{0},"text":"{1}"", s.Id, s.Name));
                    int count = DBCommand.QueryInteger("SELECT COUNT(*) FROM [OrganizationStructure] WHERE [OwnerId]=" + s.Id);
                    if (count > 0)
                    {
                        sb.AppendLine(","children":[");
                        GetChildrenText(s.Id,ref sb);
                        sb.AppendLine("]");
                    }
                    sb.AppendLine("}");
                    ++i;
                    if (i != querycount)
                        sb.Append(",");
                }
            }
        }

前台

<ul id="tt" class="easyui-tree"
            url="data.aspx">

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