public static void ModifyValue(BaseViewModel viewmodel, string oldvalueString, string newvalueString)
{
if (oldvalueString != newvalueString && viewmodel.NetWorkNum != -1)
{
if (_valueRelatedModel.ContainsKey(oldvalueString))
{
var hset = _valueRelatedModel[oldvalueString];
hset.Remove(viewmodel);
if (hset.Count == 0)
{
_valueRelatedModel.Remove(oldvalueString);
MappedMessageChanged.Invoke(new MappedMessageChangedEventArgs(MappedMessageChangedType.RemoveLast, oldvalueString, viewmodel));
}
else
{
MappedMessageChanged.Invoke(new MappedMessageChangedEventArgs(MappedMessageChangedType.Remove, oldvalueString, viewmodel));
}
}
if (newvalueString != string.Empty)
{
if (_valueRelatedModel.ContainsKey(newvalueString))
{
var hset = _valueRelatedModel[newvalueString];
hset.Add(viewmodel);
MappedMessageChanged.Invoke(new MappedMessageChangedEventArgs(MappedMessageChangedType.Add, newvalueString, viewmodel));
}
else
{
_valueRelatedModel.Add(newvalueString, new HashSet <BaseViewModel>()
{
viewmodel
});
MappedMessageChanged.Invoke(new MappedMessageChangedEventArgs(MappedMessageChangedType.AddFirst, newvalueString, viewmodel));
}
}
}
}
public static void RaiseMappedMessageChangedEvent()
{
MappedMessageChanged.Invoke(new MappedMessageChangedEventArgs(MappedMessageChangedType.Refresh, string.Empty, null));
}