C++/(MFC)On Sizing 윈도우 리사이징 컨트롤 크기 조정

// header
RECT prevClientRect;
BOOL m_bSizing;

// Constructor
m_bSizing = FALSE;
ZeroMemory(&prevClientRect, sizeof RECT);

// OnInitDialog
...
GetWindowRect(&prevClientRect);
ScreenToClient(&prevClientRect);

m_bSizing = TRUE;
...

// 
void CLogDialog::DockChildControl(RECT rect)
{
	ScreenToClient(&rect);

int diffBottom = rect.bottom - prevClientRect.bottom;
	int diffTop = rect.top - prevClientRect.top;
	int diffLeft = rect.left - prevClientRect.left;
	int diffRight = rect.right - prevClientRect.right;

CRect childWndRect;
	// IDOK
	GetDlgItem(IDOK)->GetWindowRect(&childWndRect);
	ScreenToClient(&childWndRect);
	childWndRect.bottom += diffBottom;
	childWndRect.top += diffBottom;
	childWndRect.left += diffRight;
	childWndRect.right += diffRight;
	GetDlgItem(IDOK)->MoveWindow(childWndRect.left, childWndRect.top, childWndRect.Width(), childWndRect.Height());
	GetDlgItem(IDOK)->RedrawWindow();

// Log List
	m_listLog.GetWindowRect(&childWndRect);
	ScreenToClient(&childWndRect);
	childWndRect.bottom += diffBottom;
	childWndRect.top += diffTop;
	childWndRect.left += diffLeft;
	childWndRect.right += diffRight;
	m_listLog.MoveWindow(childWndRect.left, childWndRect.top, childWndRect.Width(), childWndRect.Height());
	m_listLog.RedrawWindow();

// Line
	GetDlgItem(IDC_STATIC_LINE)->GetWindowRect(&childWndRect);
	ScreenToClient(&childWndRect);
	childWndRect.bottom += diffBottom;
	childWndRect.top += diffBottom;
	childWndRect.left += diffLeft;
	childWndRect.right += diffRight;
	GetDlgItem(IDC_STATIC_LINE)->MoveWindow(childWndRect.left, childWndRect.top, childWndRect.Width(), childWndRect.Height());
	GetDlgItem(IDC_STATIC_LINE)->RedrawWindow();

prevClientRect = rect;
}

void CLogDialog::OnSize(UINT nType, int cx, int cy)
{
	CDialogEx::OnSize(nType, cx, cy);

if (m_bSizing)
	{
		RECT rect;
		GetWindowRect(&rect);
		DockChildControl(rect);
	}
}

MFC
Windows

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C++/(MFC)On Sizing 윈도우 리사이징 컨트롤 크기 조정