support for .NET framework 3.5

Still have bugs

Net35/HandyControlDemo_Net35/Data/MessageToken.tt

@@ -0,0 +1,96 @@
+<#@ template debug="false" hostspecific="false" language="C#" #>
+<#@ import namespace="System.Collections.Generic"#>
+<#@ output extension=".cs" #>
+<# 
+var controlList = new List<string>
+{
+	"GrowlDemoCtl",
+	"LoadingDemoCtl",
+	"ImageBrowserDemoCtl",
+	"ColorPickerDemoCtl",
+	"CarouselDemoCtl",
+	"CompareSliderDemoCtl",
+	"TimeBarDemoCtl",
+	"PaginationDemoCtl",
+	"AnimationPathDemoCtl",
+	"StepBarDemoCtl",
+	"CirclePanelDemoCtl",
+	"NumericUpDownDemoCtl",
+	"WindowDemoCtl",
+	"ScrollViewerDemoCtl",
+	"PreviewSliderDemoCtl",
+	"CircleProgressBarDemoCtl",
+	"TextBoxDemoCtl",
+	"ComboBoxDemoCtl",
+	"PasswordBoxDemoCtl",
+	"SearchBarDemoCtl",
+	"TagDemoCtl",
+	"GifImageDemoCtl",
+	"OutlineTextDemoCtl",
+	"FlipClockDemoCtl",
+	"QQGroupView",
+	"BlurWindow",
+	"NoNonClientAreaDragableWindow",
+	"RateDemoCtl",
+	"ShieldDemoCtl",
+	"WaterfallPanelDemoCtl",
+	"CoverViewDemoCtl",
+	"CoverFlowDemoCtl"
+};
+var styleList = new List<string>
+{
+	"ButtonDemoCtl",
+	"ToggleButtonDemoCtl",
+	"ExpanderDemoCtl",
+	"ProgressBarDemoCtl",
+	"TabControlDemoCtl",
+	"NaiveTextBoxDemoCtl",
+	"TextBlockDemoCtl",
+	"NaiveComboBoxDemoCtl",
+	"NaivePasswordBoxDemoCtl",
+	"NaiveTabControlDemoCtl",
+	"CheckBoxDemoCtl",
+	"ListBoxDemoCtl",
+	"MenuDemoCtl",
+	"TreeViewDemoCtl",
+	"BorderDemoCtl",
+	"RadioButtonDemoCtl",
+	"NaiveScrollViewerDemoCtl",
+	"BrushDemoCtl",
+	"SliderDemoCtl",
+	"GroupBoxDemoCtl",
+	"ListViewDemoCtl",
+	"RichTextBoxDemoCtl",
+	"ToolBarDemoCtl"
+};
+var windowList = new List<string>
+{
+	"CommonWindow",
+	"CustomNonClientAreaWindow"
+};
+#>
+namespace HandyControlDemo.Data
+{
+	public class MessageToken
+    {
+    <#foreach(var item in controlList){#>
+    public static readonly string <#=item#> = nameof(<#=item#>);
+	
+    <#}#>
+<#foreach(var item in styleList){#>
+    public static readonly string <#=item#> = nameof(<#=item#>);
+
+    <#}#>
+<#foreach(var item in windowList){#>
+    public static readonly string <#=item#> = nameof(<#=item#>);
+
+    <#}#>
+	public static readonly string LoadShowContent = nameof(LoadShowContent);
+
+		public static readonly string FullSwitch = nameof(FullSwitch);
+
+		public static readonly string ContributorsView = nameof(ContributorsView);
+
+		public static readonly string ClearLeftSelected = nameof(ClearLeftSelected);
+	}
+}