Xamarin.forms : how to add a gradient color for tabbar

问题

in xamrin froms app, we have a tabbar, we need to add some gradient color for that tab bar in both iOS and android devices. how can we that ?

回答1:

1. Make a image with gradient color by your designer;

2. The apply it to tabbar like:

   UITabBar.Appearance.BackgroundImage = image;

Official documents: https://developer.xamarin.com/api/type/UIKit.UITabBar+UITabBarAppearance/

来源：https://stackoverflow.com/questions/48092841/xamarin-forms-how-to-add-a-gradient-color-for-tabbar