/// <summary>
/// 获取分页的数据表
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
public DataTable GetJQGridDataTable(JQGridEntity entity)
{
try
{
SqlParameter[] Parameter =
{
new SqlParameter("@OrderBy", SqlDbType.NVarChar, 50),
new SqlParameter("@OrderType", SqlDbType.NVarChar, 10),
new SqlParameter("@Tabel", SqlDbType.NVarChar, 50),
new SqlParameter("@ColumnName", SqlDbType.NVarChar, 100),
new SqlParameter("@Condition", SqlDbType.NVarChar, 500),
new SqlParameter("@Page", SqlDbType.Int, 10),
new SqlParameter("@Row", SqlDbType.Int, 10),
new SqlParameter("@Count", SqlDbType.Int, 10)
};
Parameter[0].Value = entity.Sidx;
Parameter[1].Value = entity.Sord;
Parameter[2].Value = entity.TableName;
Parameter[3].Value = entity.ColumnName;
Parameter[4].Value = entity.Condition;
Parameter[5].Value = entity.Page;
Parameter[6].Value = entity.Rows;
Parameter[7].Direction = ParameterDirection.Output;
Dictionary <String, Object> OutParameters;
DataTable Table = _dataBaseServer.ExecuteDatatable("dbo.SP_PageQuery", out OutParameters, Parameter);
String RowCount = OutParameters["@Count"].ToString();
Table.ExtendedProperties.Add("ROWCOUNT", RowCount);
return(Table);
}
catch
{
throw;
}
}
/// <summary>
/// 获取分页的JSON数据
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
public string GetJQGridJson(JQGridEntity entity)
{
try
{
//获取数据集和总行数
DataTable Table = GetJQGridDataTable(entity);
Decimal RowCount = Convert.ToInt32(Table.ExtendedProperties["ROWCOUNT"]);
//构造集合对象
var JQGridContent = new
{
total = Math.Ceiling(RowCount / entity.Rows), //总页数
page = entity.Page, //当前页
records = RowCount, //查询出的记录数
rows = Table.ToArrayList() //包含实际数据的数组
};
//将集合对象序列化
String Result = new JavaScriptSerializer().Serialize(JQGridContent);
return(Result);
}
catch
{
throw;
}
}