修复bug和新增部分功能

Sai.RvKits/RvView/QuickViewSectionView.xaml

@@ -9,7 +9,6 @@
     Title="快速剖面"
     Width="250"
     Height="180"
-    MinHeight="180"
     d:DataContext="{d:DesignInstance Type=local:QuickViewSectionViewModel}"
     SizeToContent="Height"
     mc:Ignorable="d">
@@ -17,7 +16,7 @@
         <ResourceDictionary Source="pack://application:,,,/Sai.RvKits;component/WPFUI.xaml" />
     </Window.Resources>
     <ex:StackPanelEx Margin="5" Spacing="5">
-        <GroupBox Grid.Row="0" Header="剖面线">
+        <GroupBox Header="剖面线">
             <UniformGrid Rows="1">
                 <RadioButton
                     HorizontalAlignment="Center"
@@ -30,10 +29,18 @@
                     IsChecked="{Binding IsParallel, Converter={StaticResource InvertBooleanConverter}}" />
             </UniformGrid>
         </GroupBox>
-        <Button
-            Grid.Row="1"
-            HorizontalAlignment="Stretch"
-            Command="{Binding CreateViewSectionCommand}"
-            Content="创建" />
+        <UniformGrid Rows="1">
+            <Button
+                Margin="5"
+                HorizontalAlignment="Stretch"
+                Command="{Binding CreateViewSectionCommand}"
+                Content="创建" />
+            <Button
+                Margin="5"
+                HorizontalAlignment="Stretch"
+                Command="{Binding DeleteViewSectionCommand}"
+                Content="删除"
+                ToolTip="删除全部在当前窗口打开时（本次）创建的快速剖面" />
+        </UniformGrid>
     </ex:StackPanelEx>
 </ex:FluentWindowEx>