void FillSubType(ListBox& listboxMajor, ListBox& listboxMinor)
{
const GUIDINFO *pSubtype;
UINT nSelection = 0;
listboxMajor.GetCurrentSelection(&nSelection);
int nMajorType;
// First clear the subtype list
listboxMinor.ClearItems();
// If the "don't care" item was selected, clear and exit
if (nSelection == 0)
{
listboxMinor.AddString(L"<No subtypes>\0");
listboxMinor.Select(0);
return;
}
else
{
nMajorType = nSelection - 1;
}
// Determine how to fill the minor type list, based on the
// currently selected major type.
pSubtype = pSubTypes[nMajorType];
// If there's no associated subtype, just add a default
if (!pSubtype)
{
listboxMinor.AddString(L"<No subtypes>\0");
listboxMinor.Select(0);
return;
}
else
{
// Set a default item for "don't care"
listboxMinor.AddString(L"<Don't care>\0");
int i=0;
// Fill the subtype list box. Enter N item data to the N+1 list slot.
while (pSubtype[i].pGUID != NULL)
{
listboxMinor.AddItem(pSubtype[i].szName, (void *) pSubtype[i].pGUID);
i++;
}
listboxMinor.Select(0);
}
}
void EnableSecondTypePair(
ListBox& ListMajor,
ListBox& ListMajor2,
ListBox& ListMinor2
)
{
// If there is no selection in the first major type listbox,
// clear and disable the second major/minor type listboxes.
UINT selection = 0;
ListMajor.GetCurrentSelection(&selection);
if (selection == 0)
{
ListMajor2.Select(0);
FillSubType(ListMajor2, ListMinor2);
ListMajor2.Enable(FALSE);
ListMinor2.Enable(FALSE);
}
else
{
ListMajor2.Enable(TRUE);
ListMinor2.Enable(TRUE);
}
}
void FillMajorTypes(ListBox& listbox)
{
listbox.ClearItems();
// Fill the specified list box with major type name/GUID
for (int i=0; i < NUM_MAJOR_TYPES; i++)
{
listbox.AddItem(majortypes[i].szName, (void *) majortypes[i].pGUID);
}
listbox.Select(0);
}