# `TabBarControlDelegate tabBar:didSelectTabItem:`

*Instance Method*

## Declaration

```swift
func tabBar(_ tabBarControl: GSTabBarControl, didSelectTabItem tabItem: NSViewController)
```

```objc
- (void) tabBar:(GSTabBarControl *) tabBarControl didSelectTabItem:(NSViewController *) tabItem;
```

```python
tabBar_didSelectTabItem_(tabBarControl: GSTabBarControl, tabItem: NSViewController)
```