Returns the data associated with an item at a specific index in the list box of a combo box button that has a specific command ID. This data is returned as a pointer.
static void* GetItemDataPtrAll(
   UINT uiCmd,
   int iIndex=-1
);
Parameters
- [in] uiCmd 
 The command ID of the combo box button.
- [in] iIndex 
 The zero-based index of an item in the list box.
Return Value
A pointer associated with the item if the method was successful; otherwise, -1 if an error occurs, or NULL if the combo box button is not found.
Requirements
Header: afxtoolbarcomboboxbutton.h