取消文本输入框获得焦点,自动弹出键盘的效果
设置PreventKeyboardDisplayOnProgrammaticFocus="True"即可
<textbox preventkeyboarddisplayonprogrammaticfocus="True" tabindex="10" horizontalalignment="Left" width="280" x:name="nameTxt" header="课程名称" grid.row="1" text="{x:Bind ChangedCourse.Name,Mode=TwoWay}"></textbox>