<Grid.ContextMenu >
<ContextMenu Background="#FF565656" BorderBrush="#FF565656" >
<MenuItem Header="��������" Background="#FF565656" Click="settings_btn_Click" Foreground="White" />
<MenuItem Header="�鿴��ʷ����" Background="#FF565656" Click="history_btn_Click" Foreground="White" BorderBrush="#FF565656" />
</ContextMenu>
</Grid.ContextMenu>
Ȼ�����������¼���ʵ��Click="some_event"
详见 http://www.cnblogs.com/xiaogangqq123/archive/2012/05/07/2487166.html