refactor: massive refactor input elements, step 1/3

src/Shared/HandyControlDemo_Shared/UserControl/Styles/ToolBarDemoCtl.xaml

@@ -4,7 +4,7 @@
              xmlns:hc="https://handyorg.github.io/handycontrol"
              xmlns:langs="clr-namespace:HandyControlDemo.Properties.Langs"
              xmlns:ex="clr-namespace:HandyControlDemo.Tools.Extension"
-             DataContext="{Binding ComboBoxDemo,Source={StaticResource Locator}}"
+             DataContext="{Binding InputElementDemo,Source={StaticResource Locator}}"
              Background="{DynamicResource RegionBrush}">
     <hc:TransitioningContentControl>
         <StackPanel Margin="32">