開啟chm某個關聯的位置網頁

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

function HtmlHelpA (hwndcaller:Longint; lpHelpFile:string; wCommand:Longint;dwData:string): HWND;stdcall; external 'hhctrl.ocx'
procedure ShowChmHelp(sTopic:string);
var
  i : integer;
begin
  i:=HtmlHelpA(Application.Handle,Pchar('c:\windows.chm'), 0, sTopic);
  if i=0 then
  begin
    showmessage(' help.chm幫助文件損壞！');
    exit;
  end;
end;

procedure TForm1.Button1Click(Sender: TObject);
var
  tmp : integer;
begin
  tmp := 10100;
  case tmp of
    10100: ShowChmHelp('Win32GDI/15.htm');
    10101: ShowChmHelp('edtInput.htm');

    else  ShowChmHelp('default.htm');
  end;
end;

end.