void XMLPrefsParser::AddPrefValue( ContainerRef pref, char* inNewValue)
{
if (!strcmp(pref->GetTagName(), kPref)) // is this a PREF tag
{
if (pref->GetValue() == NULL)
{
// easy case, no existing value, so just add a vlue
pref->SetValue(inNewValue);
return;
}
else
{
// it already has a value, so change the pref to be a list pref and go to code below
char* firstValue = pref->GetValue();
XMLTag* value = NEW XMLTag(kValue);
value->SetValue(firstValue);
pref->SetTagName(kListPref);
pref->SetValue(NULL);
pref->AddEmbeddedTag(value);
}
}
// we want to fall through from second case above, so this isn't an else
if (!strcmp(pref->GetTagName(), kListPref))
{
XMLTag* value = NEW XMLTag(kValue);
value->SetValue(inNewValue);
pref->AddEmbeddedTag(value);
}
}
void XMLPrefsParser::SetPrefValue( ContainerRef pref, const UInt32 inValueIndex,
char* inNewValue)
{
UInt32 numValues = GetNumPrefValues(pref);
if (((numValues == 0) || (numValues == 1)) && (inValueIndex == 0))
{
pref->SetValue(inNewValue);
}
else if (inValueIndex == numValues) // this is an additional value
AddPrefValue(pref, inNewValue);
else
{
XMLTag* value = pref->GetEmbeddedTag(inValueIndex);
if (value != NULL)
value->SetValue(inNewValue);
}
}
