Client Size - GetClientRect()

 bhavacakra <>
Sat, 09 Jun 2007 14:33:32 -0000
Hello folks.

When called from CDialogBar::OnCreate(), GetClientRect() is not
returning the size of the CDialogBar as it would when called from
CDialogBar::OnEraseBkgnd(CDC* pDC) with pDC->GetClipBox(); Why and how
to get the full width and height of the CDialogBar upon creation ?

The CDialogBar is actually a class I inherited from CDialogBar. In its
OnCreate() I'm attempting to create a CTabCtrl which takes the whole
width of the bar, but it doesn't work because of the wrong RECT size.
The code looks like this:

afx_msg int Toolbar::OnCreate(LPCREATESTRUCT lpCs) {
    if(-1 == TOOLBAR_PARENT::OnCreate(lpCs)) {
        TRACE("failed to create toolbar");
        return -1;
    RECT r;
    m_tabs.Create(TCS_TABS | WS_CHILD|
    return 0;

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