?? u_selectbk.pas
字號:
unit U_selectBK;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls, CheckLst, Buttons, Mask;
type
TF_selectBK = class(TForm)
CheckListBox1: TCheckListBox;
BitBtn1: TBitBtn;
BitBtn2: TBitBtn;
Label1: TLabel;
MaskEdit1: TMaskEdit;
MaskEdit2: TMaskEdit;
Label2: TLabel;
procedure FormDestroy(Sender: TObject);
procedure FormClose(Sender: TObject; var Action: TCloseAction);
procedure BitBtn1Click(Sender: TObject);
procedure MaskEdit1Change(Sender: TObject);
private
{ Private declarations }
flag:Boolean;
public
{ Public declarations }
end;
var
F_selectBK: TF_selectBK;
implementation
{$R *.DFM}
procedure TF_selectBK.FormDestroy(Sender: TObject);
begin
F_selectBK:=nil;
end;
procedure TF_selectBK.FormClose(Sender: TObject; var Action: TCloseAction);
begin
if flag then
if (Length(Trim(MaskEdit1.Text))+Length(Trim(Maskedit2.text))<>20)or
(MaskEdit1.Text>Maskedit2.text) then
Begin
Application.MessageBox('
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