WPF控件4

DockPanel：停靠布局容器。子空间就像一个个船，定义DockPanel.Dock属性表示上/下/左/右靠过去。

XAMl：

<DockPanel>

        

        <Menu DockPanel.Dock="Top">

            <MenuItem Header="文件(F)">

                

                <MenuItem Header="新建">

                    <MenuItem Header="项目">MenuItem>

                    <MenuItem Header="文件">MenuItem>

                    <MenuItem Header="从现有代码创建项目">MenuItem>

                MenuItem>

                <MenuItem Header="打开">MenuItem>

                <MenuItem Header="起始页">MenuItem>

                <Separator/>

                <MenuItem Header="添加">MenuItem>

                <Separator/>

                <MenuItem Header="关闭">MenuItem>

                <MenuItem Header="关闭解决方案">MenuItem>

            MenuItem>

            <MenuItem Header="编辑">MenuItem