# TwoPaneSplitViewOrientation

> Determines the orientation of the two resizable panes.

## Definition

* **Type:** Enum
* **Namespace:** [UnityEngine.UIElements](/engine/6000.7/script-reference/unityengine/uielements.md)
* **Assembly:** UnityEngine.UIElementsModule

```csharp
public enum TwoPaneSplitViewOrientation
```

## Fields

| Value                                                                                                          | Description                                                            |
| -------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------- |
| [Horizontal](/engine/6000.7/script-reference/unityengine/uielements/twopanesplitvieworientation/horizontal.md) | Split view panes layout is left/right with vertical resizable split.   |
| [Vertical](/engine/6000.7/script-reference/unityengine/uielements/twopanesplitvieworientation/vertical.md)     | Split view panes layout is top/bottom with horizontal resizable split. |