# `GSEditViewSidebarControllerProtocol.controller`

*Instance Property*

## Declaration

```swift
weak var controller: (any GSGlyphViewControllerProtocol & NSObjectProtocol)? { get set }
```

```objc
@property (weak) NSObject<GSGlyphViewControllerProtocol> * controller;
```

```python
controller() -> NSObject<GSGlyphViewControllerProtocol>
setController_(controller: NSObject<GSGlyphViewControllerProtocol>)
```