记录
<b:BarButtonItem Content="BarButtonIte 按钮"></dxb:BarButtonItem>
<b:BarCheckItem Content="BarCheckItem复选框"></dxb:BarCheckItem>
<b:BarEditItem Content="BarEditItem文本框"></dxb:BarEditItem>
<b:BarItemSeparator Content="BarItemSeparator多行文本框"></dxb:BarItemSeparator>
<b:BarItemSelector Content="BarItemSelector下拉选择框"></dxb:BarItemSelector>