?? xgxschdh1.pas
字號:
unit xgxschdh1;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls, Buttons;
type
Txgxschdh = class(TForm)
Label1: TLabel;
Edit1: TEdit;
BitBtn1: TBitBtn;
BitBtn2: TBitBtn;
procedure BitBtn1Click(Sender: TObject);
procedure FormClose(Sender: TObject; var Action: TCloseAction);
private
{ Private declarations }
public
{ Public declarations }
end;
var
xgxschdh: Txgxschdh;
implementation
uses xschd1;
{$R *.DFM}
procedure Txgxschdh.BitBtn1Click(Sender: TObject);
begin
if Trim(Edit1.Text) = '' then
begin
Application.MessageBox('單號不能為空.', '提示', MB_OK + MB_ICONERROR);
exit;
end;
try
xschd.ADOTable1.Edit;
xschd.ADOTable1.FieldByName('code').asstring := Edit1.text;
xschd.ADOTable1.post;
xschd.ADOTable2.Close;
xschd.ADOTable2.Open;
except
Application.MessageBox('您輸入的單號已經(jīng)存在,不能保存.', '提示', MB_OK + MB_ICONERROR);
xschd.ADOTable1.Cancel;
exit;
end;
close;
end;
procedure Txgxschdh.FormClose(Sender: TObject; var Action: TCloseAction);
begin
Action := cafree;
end;
end.
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