自定义控件不能显示： ThemeInfoAttribute

检查了所有情况，后来才发现没有在assembly中定义ThemeInfoAttribute。如果创建wpf项目，wizard会自动帮你生产ThemeInfo，我的project是通过class library生成的，所以必须自己定义。这就让我想起某位牛人的话：永远不要相信wizard生成的代码，至少你必须搞明白每一行wizard为你生成的代码。

 

 

 

 

 

 

 

 

[

 

 

assembly: ThemeInfo

(

 

 

 

ResourceDictionaryLocation.None,

//where theme specific resource dictionaries are located

 

 

 

//(used if a resource is not found in the page,

 

 

 

// or application resource dictionaries)

 

 

 

ResourceDictionaryLocation.SourceAssembly

//where the generic resource dictionary is located

 

 

 

//(used if a resource is not found in the page,

 

 

 

// app, or any theme specific resource dictionaries)

)]