unit4.~pas

噪声对通信系统的影响试验程序 模仿各种噪声对不同通信系统的影响 具有很强的学习价值

unit Unit4;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, TeEngine, Series, ExtCtrls, TeeProcs, Chart, StdCtrls, Buttons;

type
  TErrorFrm = class(TForm)
    GroupBox1: TGroupBox;
    GroupBox2: TGroupBox;
    Label2: TLabel;
    Image2: TImage;
    Label1: TLabel;
    Image3: TImage;
    Image1: TImage;
    Chart1: TChart;
    Series1: TLineSeries;
    BitBtn12: TBitBtn;
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure FormDestroy(Sender: TObject);
    procedure BitBtn12Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  ErrorFrm: TErrorFrm;

implementation

{$R *.dfm}

procedure TErrorFrm.FormClose(Sender: TObject; var Action: TCloseAction);
begin
Action:= caFree;
end;

procedure TErrorFrm.FormDestroy(Sender: TObject);
begin
ErrorFrm:=nil;
end;

procedure TErrorFrm.BitBtn12Click(Sender: TObject);
begin
    close;
end;

end.