// Token: 0x060054A2 RID: 21666 RVA: 0x00176EC4 File Offset: 0x001750C4
private static void Unregister(string groupName, RadioButton radioButton)
{
if (RadioButton._groupNameToElements == null)
{
return;
}
Hashtable groupNameToElements = RadioButton._groupNameToElements;
lock (groupNameToElements)
{
ArrayList arrayList = (ArrayList)RadioButton._groupNameToElements[groupName];
if (arrayList != null)
{
RadioButton.PurgeDead(arrayList, radioButton);
if (arrayList.Count == 0)
{
RadioButton._groupNameToElements.Remove(groupName);
}
}
}
RadioButton._currentlyRegisteredGroupName.SetValue(radioButton, null);
}
// Token: 0x060054A1 RID: 21665 RVA: 0x00176E30 File Offset: 0x00175030
private static void Register(string groupName, RadioButton radioButton)
{
if (RadioButton._groupNameToElements == null)
{
RadioButton._groupNameToElements = new Hashtable(1);
}
Hashtable groupNameToElements = RadioButton._groupNameToElements;
lock (groupNameToElements)
{
ArrayList arrayList = (ArrayList)RadioButton._groupNameToElements[groupName];
if (arrayList == null)
{
arrayList = new ArrayList(1);
RadioButton._groupNameToElements[groupName] = arrayList;
}
else
{
RadioButton.PurgeDead(arrayList, null);
}
arrayList.Add(new WeakReference(radioButton));
}
RadioButton._currentlyRegisteredGroupName.SetValue(radioButton, groupName);
}