使用“文本框中的值”筛选绑定到SQL数据库的Datagrid

I'm fairly new to WPF and have since created applications with Win Forms and C#. In these Applications I often used a Datagridview to display data bound to SQL Databases. Filtering certain rows in the DGV was quite easy by accesing the attached Bindingsources.Filter property like:I'm fairly new to WPF and have since created ap