RestorableCupertinoTabController constructor

RestorableCupertinoTabController({
  1. int initialIndex = 0,
})

Creates a RestorableCupertinoTabController to control the tab index of CupertinoTabScaffold and CupertinoTabBar.

The initialIndex defaults to zero. The value must be greater than or equal to zero, and less than the total number of tabs.

Implementation

RestorableCupertinoTabController({ int initialIndex = 0 })
  : assert(initialIndex >= 0),
    _initialIndex = initialIndex;