10/31/2022 0 Comments Help on tabview android![]()
If this is not specified, the default tab bar is rendered. It is a callback which returns a custom React Element to use as the tab bar: const renderTabBar = props => ( SceneMap takes an object with the mapping of route.key to React components and returns a function to use with renderScene prop. To make it easier to specify the components, you can use the SceneMap helper. You need to make sure that your individual routes implement a shouldComponentUpdate to improve the performance. ![]() Read More: TRENDS AND FUTURE OF MOBILE APP DEVELOPMENT It receives an object containing the route as the argument. It is a callback which returns a react element to render as the page for the tab. The navigation state needs to be updated when it’s called, otherwise the change is dropped. It is a callback which is called on tab change, it receives the index of the new tab as argument. TabView is a controlled component, which means the index needs to be updated via the onIndexChange callback.
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