add some toolbox icons

src/Net_GE45/HandyControlDemo_Net_GE45/HandyControlDemo_Net_GE45.csproj

@@ -6,6 +6,7 @@
     <TargetFrameworks>netcoreapp3.0;netcoreapp3.1;net45;net462;net47;net48;net5.0</TargetFrameworks>
     <ApplicationIcon>..\..\Shared\HandyControlDemo_Shared\Resources\Img\icon.ico</ApplicationIcon>
     <NoWarn>0108</NoWarn>
+    <UseWPF>true</UseWPF>
   </PropertyGroup>
   <ItemGroup Condition="$(TargetFramework.StartsWith('net4'))">
     <Reference Include="Microsoft.CSharp" />

src/Net_GE45/HandyControl_Net_GE45/HandyControl_Net_GE45.csproj

@@ -8,6 +8,7 @@
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <NoWarn>0067;0649;1591</NoWarn>
+    <UseWPF>true</UseWPF>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DocumentationFile>bin\$(Configuration)\$(TargetFramework)\HandyControl.xml</DocumentationFile>