type
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
private
{ Private declarations }
hh: HINST;
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.DFM}
procedure TForm1.Button1Click(Sender: TObject);
begin
if hh = 0 then
hh := ShellExecute(application.Handle,'open','C:\netants\NetAnts.chm',nil,nil,SW_SHOW);
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
hh := 0;
end;
procedure TForm1.FormDestroy(Sender: TObject);
begin
sendmessage(FindWindow(nil,'网络蚂蚁使用手册'),wm_close,0,0);
end;