Setting a light navigation bar makes it invisible

问题

I have set the following to have a light navigation bar:

Window.DecorView.SystemUiVisibility = (StatusBarVisibility)SystemUiFlags.LightNavigationBar;

However, in my app, the navigation bar became invisible:

Gmail app showing the wanted result:

回答1:

Setting LightNavigationBar, means that your buttons will fit a light theme (so they will be black, for a light background) - but you might want to change the navigationbar background as well. Here is how to do so in your activity:

Window.SetNavigationBarColor(Color.Green);

Hope it helps :)

来源：https://stackoverflow.com/questions/49382054/setting-a-light-navigation-bar-makes-it-invisible