Window.IsFullScreenPrimary
--------------------------

Whether this window is a fullscreen primary window.

| Component | Version | macOS | Windows | Linux | Server | iOS SDK |
|---|---|---|---|---|---|---|
| [Window](component_Window.md) | [3.0](newinversion30.md) | ✅ Yes | ❌ No | ❌ No | ❌ No | ❌ No |

MBS( "Window.IsFullScreenPrimary"; WindowRef ) 

**MBS**( **"Window.IsFullScreenPrimary";** /\* Whether this window is a fullscreen primary window. \*/  
**$WindowRef**) /\* Window Reference is the unique OS level window ID. You can obtain this by using the [Window.FindByTitle](WindowFindByTitle.md) or [Window.FindByIndex](WindowFindByIndex.md) functions. Pass zero to access the frontmost window.e.g. 0 \*/ 

### Parameters

| Parameter | Description | Example |
|---|---|---|
| WindowRef | Window Reference is the unique OS level window ID. You can obtain this by using the [Window.FindByTitle](WindowFindByTitle.md) or [Window.FindByIndex](WindowFindByIndex.md) functions. Pass zero to access the frontmost window. | 0 |

### Result

Returns 0 or 1.

### Description

Whether this window is a fullscreen primary window.  
### See also

- [Window.FindByIndex](WindowFindByIndex.md)
- [Window.FindByTitle](WindowFindByTitle.md)
- [Window.IsFullScreenAuxiliary](WindowIsFullScreenAuxiliary.md)
- [Window.SetFullScreenPrimary](WindowSetFullScreenPrimary.md)

This function checks for a license.

Created 18th August 2014 , last changed 18th August 2014

  
[Window.IsFullScreenAuxiliary](WindowIsFullScreenAuxiliary.md) - [Window.IsKeyboardVisible](WindowIsKeyboardVisible.md)

[HTML Version](WindowIsFullScreenPrimary.shtml)