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# NSApplication.OcclusionState

This constant indicates whether at least part of any window owned by this app is visible.

```
struct OcclusionState
```

## Topics

### Constants

[`visible`](/documentation/AppKit/NSApplication/OcclusionState-swift.struct/visible)

If set, at least part of any window owned by this app is visible.

### Initializers

[`init(rawValue:)`](/documentation/AppKit/NSApplication/OcclusionState-swift.struct/init(rawValue:))


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