# Javascript: Forms.Events Enumeration

> Names of DOM events raised by form fields.

- **Product:** TX Text Control .NET Server
- **Section:** Reference
- **Kind:** Enumeration
- **Path:** TX Text Control .NET Server > Reference > JavaScript API - Document Viewer > Javascript: Forms.Events Enumeration
- **212 words**
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript-document-viewer/forms/events-enumeration/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript-document-viewer/forms/events-enumeration/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript-document-viewer/forms/events-enumeration/llms-full.txt

---

### Description

Names of DOM events raised by form fields.

### Members

| Member | Description |
|---|---|
| Focus | Occurs when an element gets focus. |
| Blur | Occurs when an element loses focus. |
| Change | Occurs when the element loses focus, after the content has been changed. |

### Examples

The following example applies `Forms.Events` in a practical Document Viewer workflow.

```javascript
function handleFormChange(event) {
    console.log("Form field changed:", event.target);
}

TXDocumentViewer.forms.addEventListener("change", handleFormChange);
```

---

## Nearby

- **Previous:** [Javascript: Forms.deactivate Method](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript-document-viewer/forms/deactivate-method/llms-full.txt)
- **Next:** [Javascript: Forms.Events Property](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript-document-viewer/forms/events-property/llms-full.txt)