问题描述
<ResourceDictionary>
<ResourceDictionary.MergedDictionaries>
<themes:LightTheme />
<themes:DarkTheme />
<globalStyles:Labels />
<globalStyles:Controls />
</ResourceDictionary.MergedDictionaries>
</ResourceDictionary>
App.Xaml(我尝试了以下但总是为空)但在调试中我可以看到那些字典..
1. Application.Current.Resources.TryGetValue("LightTheme",out var lightTheme);
2. var theStyle= Xamarin.Forms.Application.Current.Resources.MergedDictionaries.SingleOrDefault(x => x.ContainsKey("DarkTheme"));
我错过了什么?
谢谢
解决方法
刚刚发现如何做到这一点
Application.Current.Resources.MergedDictionaries.OfType().FirstOrDefault();