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int nScale = CDpiHelper::getScale(m_hWnd);
	nScale = NormalizeScale(nScale);

	if (nScale > 100)
	{
		SDispatchMessage(UM_SETSCALE, nScale, 0);
		CRect rcWnd = GetWindowRect();
		int nNewWid = rcWnd.Width() * nScale / 100;
		int nNewHei = rcWnd.Height() * nScale / 100;
		SetWindowPos(0, 0, 0, nNewWid, nNewHei, SWP_NOZORDER | SWP_NOMOVE);
	}

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const int KBuiltinScales[] =
{
	100,125,150,175,200//,250,300
};

/*±ê×¼»¯·Å´ó±ÈÀý, Ñ¡Ôñ±È×Ô¼ºÖ¸¶¨±ÈÀýСһºÅµÄ±ÈÀý*/
int NormalizeScale(int nScale)
{
	for (int i = 1; i < ARRAYSIZE(KBuiltinScales); i++)
	{
		if (nScale < KBuiltinScales[i])
		{
			return KBuiltinScales[i - 1];
		}
	}
	return KBuiltinScales[ARRAYSIZE(KBuiltinScales) - 1];
}
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void CMainDlg::OnDipChanged(WORD dpi, const RECT * desRect)
{
	int nScale = dpi * 100 / 96;
	nScale = NormalizeScale(nScale);
	SDispatchMessage(UM_SETSCALE, nScale, 0);
	SetWindowPos(
		NULL,
		desRect->left,
		desRect->top,
		desRect->right - desRect->left,
		desRect->bottom - desRect->top,
		SWP_NOZORDER | SWP_NOACTIVATE);
}

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