一个Delphi查询窗口，用Datagrid显示查询结果，只是一个窗体程序，没有带数据库，可设计制作查询窗口时候做下参考。 -A Delphi query window, with Datagrid display query results, just a window procedure, did not bring the database query window can be designed to do the next time reference.