/// <summary>
/// 查询数据，将查询到的结果放到新建的 temp 类中
/// </summary>
/// <param name="className">要查询的类的名字</param>
/// <param name="search">查询语句</param>
/// <param name="tempClass">要创建的临时类</param>
/// <returns></returns>
public static bool SearchData(string className, string search, string tempClass)
{
//定义变量
IVectorCls VectorCls = new SFeatureCls();
//打开简单要素类
bool rtn = VectorCls.Open("GDBP://MapGisLocal/Templates/sfcls/" + className);
if (!rtn)
{
PUMessageBox.ShowDialog("简单要素类 " + className + " 打开失败", "失败");
return(false);
}
QueryDef def = new QueryDef();
//设置属性查询条件
def.Filter = search;
//查询要素
RecordSet recordSet = VectorCls.Select(def);
if (recordSet != null)
{
int num = recordSet.Count;
}
else
{
return(false);
}
Server svr = new Server();
//连接数据源
svr.Connect("MapGISLocal", "", "");
DataBase GDB = svr.OpenGDB("templates");
SFeatureCls tmpSFCls = new SFeatureCls(GDB);
int id = tmpSFCls.Create(tempClass, GeomType.Pnt, 0, 0, null);
if (id == 0)
{
bool temp = SFeatureCls.Remove(GDB, tempClass);
id = tmpSFCls.Create(tempClass, GeomType.Pnt, 0, 0, null);
if (id == 0)
{
PUMessageBox.ShowDialog("无法操作简单要素类，请检查是否有其他进程正在使用 " + tempClass, "失败");
return(false);
}
}
rtn = tmpSFCls.CopySet(recordSet);
if (rtn == false)
{
tmpSFCls.Close();
SFeatureCls.Remove(GDB, id);
}
//关闭类
VectorCls.Close();
return(true);
}
