设置单元格的样式
<DataGrid.Columns>
<DataGridTextColumn Header="检测项目" Binding="{Binding ItemName}" Width="*" />
<DataGridTemplateColumn Header="详细" Width="80" >
<DataGridTemplateColumn.CellTemplate>
<DataTemplate>
<Button VerticalAlignment="Stretch" Style="{StaticResource NewDialogBtStyleG}" Height="{Binding ElementName=GridTest,Path=RowHeight}" Click="ItemClick" ></Button>
</DataTemplate>
</DataGridTemplateColumn.CellTemplate>
</DataGridTemplateColumn>
</DataGrid.Columns>
效果:
![技术分享图片](https://upload-images.jianshu.io/upload_images/9128511-e9457d7fbbc4b4a5.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/235)