I'm trying to implement a dropdownlist in a datagrid and have put it in the edititem template in a template column in a datagrid. I have also added a label control to the itemtemplate to display the ...

WPF的Datagrid数据是动态加载的，并后台一直再更新，保证只显示最新25条数据，更新正常，停止后滚动滚动条，每行数据就变成一样的了。我有调试，后台数据是对的。

Basic info: VS2010, .Net 4.0 WPF application. I'm trying to write a dialog box that allows a user to edit a fairly simple configuration file, opened as an XMLDataProvider as an application-level ...

我在网上搜索了很久，能查到相关的资料寥寥无几，而且是英文的， 读起来有点晦涩难懂， 有哪位高手或者大侠 对这个控件比较熟悉的，能给我一些建议或者方法，让我能找到错误原因，实在是头疼的要命。

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