C / C++ / MFC

LRESULT CLeftView::OnNcCalcSize(WPARAM wParam, LPARAM lParam)
{
	RECT *prect = (RECT *)lParam;

	// let the old wndproc allocate space for the borders,
	// or any other non-client space.
	WndProcDefault(GetHwnd(), WM_NCCALCSIZE, wParam, lParam); 

	// calculate what the size of each window border is,
	// we need to know the location of the non-client area.
	m_ncRect.left   = prect->left;
	m_ncRect.right  = prect->right;
	m_ncRect.top    = prect->top;
	m_ncRect.bottom = prect->top + 22;

	// now we can allocate additional space
	prect->top += 24;

	// take scrollbar into account
	SCROLLBARINFO sbi;
	::ZeroMemory(&sbi, sizeof(SCROLLBARINFO));
	sbi.cbSize = sizeof(sbi);
	if (::GetScrollBarInfo(GetHwnd(), OBJID_VSCROLL, &sbi))
		if (!(sbi.rgstate[0] & STATE_SYSTEM_INVISIBLE))
			m_ncRect.right  += ::GetSystemMetrics(SM_CXVSCROLL);

	// that's it! Easy or what!
	return 0L;
}

LRESULT CLeftView::OnNcPaint(WPARAM wParam, LPARAM lParam)
{
	// let the old window procedure draw the borders / other non-client
	// bits-and-pieces for us.
	WndProcDefault(GetHwnd(), WM_NCPAINT, wParam, lParam);

	// get device context
	HDC hDC = ::GetWindowDC(GetHwnd());
	
	// make sure there is some distance (2 pixels) between the non-client and client area
	RECT rc;
	rc.left   = m_ncRect.left;
	rc.right  = m_ncRect.right;
	rc.top    = m_ncRect.bottom;
	rc.bottom = m_ncRect.bottom + 2;
	HBRUSH hBrush = ::CreateSolidBrush(RGB(248, 249, 252));
	::FillRect(hDC, &rc, hBrush);
	::DeleteObject(hBrush);

	// draw the title bar...
    if (isThemed != 0)
       drawVistaTitleBar(hDC, "Item Library");
    else
	    DrawTitleBar(hDC);

	// release device context
	::ReleaseDC(GetHwnd(), hDC);

	// that's it!
	return 0L;
}

LRESULT CLeftView::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	switch (uMsg)
	{	
	case WM_NCCALCSIZE:
		return OnNcCalcSize(wParam, lParam);

	case WM_NCPAINT:
		return OnNcPaint(wParam, lParam);
	}
	
	// Pass unhandled messages on to parent WndProc
	return WndProcDefault(hWnd, uMsg, wParam, lParam);
}

<br />
static BOOL CALLBACK EnumWindowsProc(HWND hwnd, LPARAM lParam)<br />
{<br />
	char text[200];<br />
	GetWindowText(hwnd,text,200);<br />
	CString szWindowTitle=text;<br />
	WINDOWPLACEMENT *WndPlacement=NULL;<br />
	if(szWindowTitle=="My Window")<br />
	{<br />
		//AfxMessageBox(text);<br />
		GetWindowPlacement(hwnd,WndPlacement);//null is here<br />
		szWindowTitle.Format("%d",WndPlacement->showCmd);<br />
		AfxMessageBox(szWindowTitle);<br />
	}<br />
	<br />
	return TRUE;<br />
};<br />

pther wrote:

The below code is returning null in WINDOWPLACEMENT variable.

WINDOWPLACEMENT WndPlacement;
if(szWindowTitle=="My Window")
{
//AfxMessageBox(text);
GetWindowPlacement(hwnd,&WndPlacement);
szWindowTitle.Format("%d",WndPlacement.showCmd);
AfxMessageBox(szWindowTitle);
}

pther wrote:

while(EnumWindows((WNDENUMPROC)EnumWindowsProc,lParam))

pther wrote:

EnumWindowsProc(hwnd,lParam);

lf.lfHeight = -MulDiv(24, GetDeviceCaps(hDC, LOGPIXELSY), 72);

C++NewBe wrote:

CFont LargeFont;

C++NewBe wrote:

CFont LargeFont;

C++NewBe wrote:

it is being declared on ::Paint()

Rajkumar R wrote:

multi-check ListBox[^] may be useful,