const MScrollCtrlInfo* MScrollView::FindCtrlInfo(HWND hwndCtrl) const
{
assert(::IsWindow(hwndCtrl));
assert(HasChildStyle(hwndCtrl));
size_t siz = size();
for (size_t i = 0; i < siz; ++i)
{
if (m_vecInfo[i].m_hwndCtrl == hwndCtrl)
return &m_vecInfo[i];
}
return NULL;
}
void MScrollView::SetCtrlInfo(HWND hwndCtrl, const MRect& rcCtrl)
{
assert(::IsWindow(hwndCtrl));
assert(HasChildStyle(hwndCtrl));
assert(rcCtrl.left >= 0);
assert(rcCtrl.top >= 0);
MScrollCtrlInfo* info = FindCtrlInfo(hwndCtrl);
if (info)
info->m_rcCtrl = rcCtrl;
else
AddCtrlInfo(hwndCtrl, rcCtrl);
}
void MScrollView::SetCtrlInfo(
HWND hwndCtrl, const MPoint& ptCtrl, const MSize& sizCtrl)
{
assert(::IsWindow(hwndCtrl));
assert(HasChildStyle(hwndCtrl));
assert(ptCtrl.x >= 0);
assert(ptCtrl.y >= 0);
MScrollCtrlInfo* info = FindCtrlInfo(hwndCtrl);
if (info)
info->m_rcCtrl = MRect(ptCtrl, sizCtrl);
else
AddCtrlInfo(hwndCtrl, ptCtrl, sizCtrl);
}
void MScrollView::RemoveCtrlInfo(HWND hwndCtrl)
{
assert(::IsWindow(hwndCtrl));
assert(HasChildStyle(hwndCtrl));
std::vector<MScrollCtrlInfo>::iterator it, end = m_vecInfo.end();
for (it = m_vecInfo.begin(); it != end; ++it)
{
if (it->m_hwndCtrl == hwndCtrl)
{
m_vecInfo.erase(it);
break;
}
}
}
AFX_STATIC CWnd* AFXAPI _AfxGetChildControl(CWnd* pWndRoot, CWnd* pWndChild)
{
CWnd* pWndControl = NULL;
while ((pWndChild != NULL) && HasChildStyle(pWndChild) &&
(pWndChild != pWndRoot))
{
pWndControl = pWndChild;
pWndChild = pWndChild->GetParent();
if (IsControlParent(pWndChild))
break;
}
return pWndControl;
}
