C / C++ / MFC

Mike_V wrote:

What kind of stuff does the app use? (i.e. any os components that could be different on 2k/xp?)

Mike_V wrote:

Though I still don't get why that caused the problem we were seeing. But at this point it's probably better not to ask.

BOOL CToolWnd::Create(CWnd *pParent)
{
    return CreateEx(WS_EX_TOOLWINDOW | WS_EX_TOPMOST,
                    AfxRegisterClass(CS_DROPSHADOW | CS_SAVEBITS,
                                     NULL, NULL, NULL),
                    ...);
}

MSDN wrote:

SPI_SETDROPSHADOW Enables or disables the drop shadow effect. Set pvParam to TRUE to enable the drop shadow effect or FALSE to disable it. You must also have CS_DROPSHADOW in the window class style.


Windows 2000: This value is not supported until Windows XP.

PJ Arends wrote:

not crash the entire app. It certainly would have been easier to debug

Peter Weyzen wrote:

What's the value of IDR_MAINFRAME?

<br />
CHeaderCtrl* m_Header=(CHeaderCtrl*)m_List1.GetDlgItem(0); <br />
int nCount = m_Header->GetItemCount(); <br />

WhiteSky wrote:

CHeaderCtrl* m_Header=(CHeaderCtrl*)m_List1.GetDlgItem(0);
int nCount = m_Header->GetItemCount();

CHeaderCtrl* pHeader = m_List.GetHeaderCtrl();
int Count = pHeader->GetItemCount();

waldermort wrote:

I already know that, as stated in my origional question. I am looking for a similar feature which will do the same job without stepping through the code (Ctrl+F5).