# EventCategory

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Reference](https://developer.m-files.com/APIs/gRPC-API/Reference/index.md) > [Enums](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/index.md)

HTML version: https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.EventCategory/

ExtID status enumeration.

- **Full name:** `MFiles.EventCategory`
- **Proto file:** [`mfiles/enums.proto`](https://developer.m-files.com/APIs/gRPC-API/downloads/proto/mfiles/enums.proto)

<a id="values"></a>

## Values

| Name | Number | Description |
|---|---|---|
| <a id="v-EVENT_CATEGORY_UNDEFINED"></a>`EVENT_CATEGORY_UNDEFINED` | 0 | Undefined event category. |
| <a id="v-EVENT_CATEGORY_FILE_ACCESS"></a>`EVENT_CATEGORY_FILE_ACCESS` | 1 | The event concerns a document file access. |
| <a id="v-EVENT_CATEGORY_OBJECT_CHANGE"></a>`EVENT_CATEGORY_OBJECT_CHANGE` | 2 | The event concerns a document change operation. |
| <a id="v-EVENT_CATEGORY_NEW_OBJECT"></a>`EVENT_CATEGORY_NEW_OBJECT` | 3 | The event concerns a creation of a new document. |
| <a id="v-EVENT_CATEGORY_OBJECT_OPERATION"></a>`EVENT_CATEGORY_OBJECT_OPERATION` | 4 | The event concerns a document operation. |
| <a id="v-EVENT_CATEGORY_SYSTEM"></a>`EVENT_CATEGORY_SYSTEM` | 5 | The event concerns a system operation. |
| <a id="v-EVENT_CATEGORY_REQUEST"></a>`EVENT_CATEGORY_REQUEST` | 6 | The event concerns a request. |
| <a id="v-EVENT_CATEGORY_METADATA_STRUCTURE_CHANGE"></a>`EVENT_CATEGORY_METADATA_STRUCTURE_CHANGE` | 7 | The event concerns a metadata structure change. |
| <a id="v-EVENT_CATEGORY_PUBLIC_LINK"></a>`EVENT_CATEGORY_PUBLIC_LINK` | 8 | The event concerns a public link. |
| <a id="v-EVENT_CATEGORY_CUSTOM_EVENT"></a>`EVENT_CATEGORY_CUSTOM_EVENT` | 9 | The event concerns a custom event. |

<a id="used-in-fields"></a>

## Used in fields

- [`Event.category`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.Event/index.md#f-category): The category of the event.