# LibTmux.FSharp.WindowFields

- **Module:** LibTmux.FSharp
- **Package:** LibTmux.FSharp
- **Language:** F#
- **Kind:** module
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/cf34b255c896d19a97e7d7fabea58609c916012d/src/LibTmux.FSharp/Query.fsi#L200
- **Page:** https://libtmux.org/en/fsharp/latest/reference/libtmux-fsharp-windowfields/

```
module WindowFields
```

Provides supported window fields and relations for portable filters.

## Members

### Collections and queries

- `panes` (constant): Identifies panes captured through this window placement.

### Common operations

- `paneCount` (constant): Identifies the number of panes in the window.

### Other members

- `active` (constant): Identifies whether the window is the current window of the session it was read through.
- `activityAlert` (constant): Identifies whether the window printed since it was last the current window, while monitor-activity is on.
- `bellAlert` (constant): Identifies whether a bell rang in the window since it was last the current window.
- `flags` (constant): Identifies the window's flags as its status line shows them, such as <c>*</c> for the current window; empty for none.
- `height` (constant): Identifies the window's height in cells.
- `id` (constant): Identifies the typed physical window ID.
- `index` (constant): Identifies where the window sits in its session.
- `layout` (constant): Identifies the window's layout string, as <c>select-layout</c> takes it.
- `name` (constant): Identifies the window name.
- `silenceAlert` (constant): Identifies whether the window has been silent for monitor-silence seconds.
- `width` (constant): Identifies the window's width in cells.
- `zoomed` (constant): Identifies whether one of the window's panes is zoomed to fill it.