Directory.Build.targets

<Project>
  <!-- Add common settings for all projects -->
  <PropertyGroup>
    <DocumentationFile>$(OutputPath)$(AssemblyName).xml</DocumentationFile>
  </PropertyGroup>
  <PropertyGroup>
    <DefineConstants>$(DefineConstants);$(PlatformTarget)</DefineConstants>
  </PropertyGroup>
  <PropertyGroup>
    <DefineConstants>$(DefineConstants);ALLOWSPAN</DefineConstants>
  </PropertyGroup>
  <PropertyGroup Condition="'$(APPVEYOR)' == 'true' Or '$(GITHUB_ACTIONS)' == 'true'">
    <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
  </PropertyGroup>
  <ItemGroup Condition=" $(TargetFramework.StartsWith('net4')) ">
    <Reference Include="System" />
  </ItemGroup>
    
  <!-- Rebuild any x86 platform again with x64 -->
  <!--<Target Name="AfterCompile">
    <MSBuild Condition=" '$(Platform)' == 'x86' " Projects="$(MSBuildProjectFile)" Properties="Platform=x64;PlatFormTarget=x64" RunEachTargetSeparately="true" />
  </Target>
  <PropertyGroup Condition=" '$(UseX64)' != '' ">
    <NuspecFile>$(MSBuildThisFileDirectory)x64.nuspec</NuspecFile>
    <NuspecProperties>packageicon=$(PackageIcon);notes=$(PackageReleaseNotes);tags=$(PackageTags);projdir=$(MSBuildProjectDirectory)</NuspecProperties>
  </PropertyGroup>-->

  <!-- Establish exclude pattern for files starting with ~ -->
  <ItemGroup>
    <Compile Remove="**\~*.cs" />
    <None Include="**\~*.cs" />
  </ItemGroup>
  <ItemGroup>
    <Compile Remove="**\~*.vb" />
    <None Include="**\~*.vb" />
  </ItemGroup>

  <!-- Establish include pattern for package readme files -->
  <ItemGroup>
    <None Include="**\pkgreadme.md" Pack="true" PackagePath="\" />
  </ItemGroup>

  <!-- Define Net5OrAbove variable -->
  <PropertyGroup>
    <Net5OrAbove>false</Net5OrAbove>
    <Net5OrAbove Condition=" $(TargetFramework.StartsWith('net5')) Or $(TargetFramework.StartsWith('net6')) Or $(TargetFramework.StartsWith('net7')) ">true</Net5OrAbove>
  </PropertyGroup>

  <!-- Explicit target settings for .NET 5 or above -->
  <PropertyGroup Condition=" $(Net5OrAbove) ">
    <DisableImplicitFrameworkReferences>true</DisableImplicitFrameworkReferences>
    <ImportWindowsDesktopTargets>false</ImportWindowsDesktopTargets>
    <UseWindowsForms>false</UseWindowsForms>
    <UseWPF>false</UseWPF>
    <IsTrimmable>true</IsTrimmable>
  </PropertyGroup>
    
  <!-- Explicit DEBUG target settings for .NET 5 or above -->
  <PropertyGroup Condition=" '$(Configuration)'=='Debug' And $(Net5OrAbove)">
    <EnableTrimAnalyzer>true</EnableTrimAnalyzer>
  </PropertyGroup>

  <!-- Explicit FrameworkReference in .NET 5 or above -->
  <ItemGroup Condition=" $(Net5OrAbove) ">
    <SupportedPlatform Include="Windows" />
    <FrameworkReference Include="Microsoft.NETCore.App" PrivateAssets="all" />
    <FrameworkReference Include="Microsoft.WindowsDesktop.App" PrivateAssets="all" />
  </ItemGroup>
</Project>