| ObjectCreationInfo | The ObjectCreationInfo class is used for specifying the initial state of the new metadata card. |
| ObjectFile | The ObjectFile class extends the file and adds the parent information. |
| ObjectWindowResult | The ObjectWindowResult class encapsulates the return values of showing the metadata card. |
| ObjectFileVersionParams | Argument for function SelectObjectOrObjectFileVersion |
| ShellframeFolders | Argument for the IShellFrame NavigateToFolder |
| ShowMessageParams | Data structure returned by the ShowMessage call. |
| ShowMessageReturnValue | Data structure returned by the ShowMessage call. |
| VaultInfoReturnValue | Return value for the GetVaultInfo method. |