首先将喜欢的主题添加到自己的Project中,如在VS中,右击Project,选择Add>Existing File,选择.xaml文件。

    在App.xaml中,添加到指定主题的Application.Resources,例如:

<Application
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x
="http://schemas.microsoft.com/winfx/2006/xaml"
x:Class
="******.App"
StartupUri
="MainWindow.xaml">
<Application.Resources>
<ResourceDictionary>
<ResourceDictionary.MergedDictionaries>
<ResourceDictionary Source="******.xaml"/>
</ResourceDictionary.MergedDictionaries>
</ResourceDictionary>
</Application.Resources>
</Application>

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