zswang请来拿分

Question

我来了!
并送模拟操作系统按键函数const
  ExtendedKeys: set of Byte = [VK_UP, VK_DOWN, VK_LEFT, VK_RIGHT, VK_HOME,
    VK_END, VK_PRIOR, VK_NEXT, VK_INSERT, VK_DELETE];procedure ZsKeyboardEvent(mKey, mScanCode: Byte; mFlags: Longint);
{ 向系统发送按键事件 }
var
  vKeyboardMsg: TMsg;
begin
  keybd_event(mKey, mScanCode, mFlags, 0);
  while PeekMessage(vKeyboardMsg, 0, WM_KEYFIRST, WM_KEYLAST, PM_REMOVE) do
  begin
    TranslateMessage(vKeyboardMsg);
    DispatchMessage(vKeyboardMsg);
  end;
end; { ZsKeyboardEvent }procedure ZsSendKeyDown(mKey: Word; mGenUpMsg: Boolean); { 模拟键盘按下 }
var
  vScanCode: Byte;
  vNumState: Boolean;
  vKeyBoardState: TKeyboardState;
begin
  if (mKey = VK_NUMLOCK) then begin
    vNumState := ByteBool(GetKeyState(VK_NUMLOCK) and 1);
    GetKeyBoardState(vKeyBoardState);
    if vNumState then
      vKeyBoardState[VK_NUMLOCK] := (vKeyBoardState[VK_NUMLOCK] and not 1)
    else vKeyBoardState[VK_NUMLOCK] := (vKeyBoardState[VK_NUMLOCK] or 1);
    SetKeyBoardState(vKeyBoardState);
    Exit;
  end;  vScanCode := Lo(MapVirtualKey(mKey, 0));
  if (mKey in ExtendedKeys) then begin
    ZsKeyboardEvent(mKey, vScanCode, KEYEVENTF_EXTENDEDKEY);
    if mGenUpMsg then
      ZsKeyboardEvent(mKey, vScanCode, KEYEVENTF_EXTENDEDKEY or KEYEVENTF_KEYUP)
  end else begin
    ZsKeyboardEvent(mKey, vScanCode, 0);
    if mGenUpMsg then ZsKeyboardEvent(mKey, vScanCode, KEYEVENTF_KEYUP);
  end;
end; { ZsSendKeyDown }procedure ZsSendKeyUp(mKey: Word); { 模拟放开键盘 }
var
  vScanCode: Byte;
begin
  vScanCode := Lo(MapVirtualKey(mKey, 0));
  if mKey in ExtendedKeys then
    ZsKeyboardEvent(mKey, vScanCode, KEYEVENTF_EXTENDEDKEY and KEYEVENTF_KEYUP)
  else ZsKeyboardEvent(mKey, vScanCode, KEYEVENTF_KEYUP);
end; { ZsSendKeyUp }procedure ZsSendKey(mKey: Word; mShiftState: TShiftState); { 模拟按键 }
begin
  if ssShift in mShiftState then ZsSendKeyDown(VK_SHIFT, False);
  if ssCtrl in mShiftState then ZsSendKeyDown(VK_CONTROL, False);
  if ssAlt in mShiftState then ZsSendKeyDown(VK_MENU, False);
  ZsSendKeyDown(mKey, True);
  if ssShift in mShiftState then ZsSendKeyUp(VK_SHIFT);
  if ssCtrl in mShiftState then ZsSendKeyUp(VK_CONTROL);
  if ssAlt in mShiftState then ZsSendKeyUp(VK_MENU);
end; { ZsSendKeyUp }procedure ZsSendKeys(mKeyList: string); { 模拟一系列按键 }
var
  I: Integer;
  vShortCut: TShortCut;
  vKey: Word;
  vShiftState: TShiftState;
begin
  with TStringList.Create do try
    Text := mKeyList;
    for I := 0 to Pred(Count) do begin
      vShortCut := TextToShortCut(Strings[I]);
      if vShortCut <> 0 then begin
        ShortCutToKey(vShortCut, vKey, vShiftState);
        ZsSendKey(vKey, vShiftState)
      end;
    end;
  finally
    Free;
  end;
end; { ZsSendKeys }

Answer 1

procedure TForm1.Button1Click(Sender: TObject);
begin
 ZsSendKey(VK_F4, [ssAlt]); //你该知道它要做什么吧!
end;