📄 mainfrm.pas
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unit MainFrm;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls,
Forms, Dialogs, StdCtrls, Grids, DBGrids, DB, DBTables;
type
TMainForm = class(TForm)
dbDDGIB: TDatabase;
qryDepartment: TQuery;
dsDepartment: TDataSource;
dbgDepartment: TDBGrid;
lblDepartment: TLabel;
lblDeptEmployees: TLabel;
dbgEmployees: TDBGrid;
qryGetEmployees: TQuery;
dsGetEmployees: TDataSource;
procedure dsDepartmentDataChange(Sender: TObject; Field: TField);
private
{ Private declarations }
public
{ Public declarations }
end;
var
MainForm: TMainForm;
implementation
{$R *.DFM}
procedure TMainForm.dsDepartmentDataChange(Sender: TObject; Field: TField);
begin
with qryGetEmployees do
begin
Close;
ParamByName('iDEPT_NO').AsString := qryDepartment['DEPT_NO'];
Open;
end;
end;
end.
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