CTreeCtrl::GetItemData
Call this function to retrieve the 32-bit application-specific value associated with the specified item.
DWORD_PTR GetItemData(
HTREEITEM hItem
) const;
Parameters
- hItem
Handle of the item whose data is to be retrieved.
Return Value
A 32-bit application-specific value associated with the item specified by hItem.
Example
HTREEITEM hmyItem = m_TreeCtrl.GetSelectedItem();
// Delete all of the children of hmyItem whose item data is
// not equal to zero.
if (m_TreeCtrl.ItemHasChildren(hmyItem))
{
HTREEITEM hNextItem;
HTREEITEM hChildItem = m_TreeCtrl.GetChildItem(hmyItem);
while (hChildItem != NULL)
{
hNextItem = m_TreeCtrl.GetNextItem(hChildItem, TVGN_NEXT);
if (m_TreeCtrl.GetItemData(hChildItem) != 0)
{
m_TreeCtrl.DeleteItem(hChildItem);
}
hChildItem = hNextItem;
}
}
Requirements
Header: afxcmn.h