如何在WPF中的mediaElement控件中查看播放，暂停，停止和音量按钮以及Viedo？

I add media Element control to my WPF application. I want to play video file or audio file. I played file manually using code. But there are such buttons on the control for stop, play, pause, volume and for video if the file is video? I want to design a user interface for media element.I add media Element control to my WPF applicati