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Specifies the type of Change event that has occurred for the outline (range group) model for the sheet.
public enum RangeGroupInfoEventType
  Public Enum RangeGroupInfoEventType
  | Name | Description | 
|---|---|
| ChildGroupAdd | Indicates that the child range group is added.  | 
      
| ChildGroupRemove | Indicates that the child range group is removed.  | 
      
| StateChange | Indicates that the state of the outline (range group) has changed.  |