更改了菜单点击导航模式，新增了设备详情页

Views/DeviceDetailView.xaml

@@ -0,0 +1,12 @@
+<UserControl x:Class="PMSWPF.Views.DeviceDetailView"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:local="clr-namespace:PMSWPF.Views"
+             mc:Ignorable="d"
+             d:DesignHeight="300" d:DesignWidth="300">
+    <Grid>
+        <TextBlock Text="DeviceDetail" FontSize="40" HorizontalAlignment="Center" VerticalAlignment="Center" />
+    </Grid>
+</UserControl>