//自己定义了一个消息 范例
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;
const
my_messagedisp=Wm_user+201;
type
TForm1 = class(TForm)
Memo1: TMemo;
Button1: TButton;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
procedure mymesspro2(var mymess: TMessage); message my_messagedisp;
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.mymesspro2(var mymess: TMessage);
begin
memo1.Lines.Add('无法读取相关参数');
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
SendMessage(Form1.Handle,my_messagedisp,0,0); //测试通过
end;
end.