ALT+F11觸發事件

unit Unit1;
interface
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;
type
  TForm1 = class(TForm)
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    procedure FormCreate(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
   
  private
    { Private declarations }
  public
    { Public declarations }
      hotkeyid : array[1..5] of integer;   
    procedure WMhotkeyhandle(var msg:Tmessage);
     message wm_hotkey;
  end;
var
  Form1: TForm1;
implementation
{$R *.dfm}
{ TForm1 }

procedure TForm1.WMhotkeyhandle(var msg: Tmessage);
begin
if (msg.LParamHi = $41) and (msg.LParamLo = mod_control or mod_alt) then
  begin
   application.BringToFront;
  end;
if msg.LParamHi = vk_F5 then
   application.Restore;
if msg.LParamHi = vk_F6 then
  application.Minimize;
if msg.LParamHi = vk_F7 then
  showmessage(datetostr(now()));
if msg.LParamHi = vk_F8 then
  application.Terminate;

end;
procedure TForm1.FormCreate(Sender: TObject);
var
  i : integer;
begin
  for i :=1 to 5 do
  hotkeyid := globaladdatom(pchar('myhotkey'+inttostr(i)))-$c0000;
  registerhotkey(handle,hotkeyid[1],mod_control or mod_alt,$41);
  registerhotkey(handle,hotkeyid[2],0,vk_F5);
  registerhotkey(handle,hotkeyid[3],0,vk_F6);
  registerhotkey(handle,hotkeyid[4],0,vk_F7);
  registerhotkey(handle,hotkeyid[5],0,vk_F8);
end;

procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
var
  i : integer;
begin
  for i := 1 to 5 do
  unregisterhotkey(handle,hotkeyid);
  deleteatom(hotkeyid);
end;
end.