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

See Also

Reference

CTreeCtrl Class

Hierarchy Chart

CTreeCtrl::SetItemData