[MRTCore] Add global PrimaryLanguageOverride switch

Author: stefansjfw

dev/MRTCore/mrt/Microsoft.Windows.ApplicationModel.Resources/src/ApplicationLanguages.cpp

@@ -0,0 +1,22 @@
+// Copyright (c) Microsoft Corporation and Contributors.
+// Licensed under the MIT License.
+
+#include "pch.h"
+#include "ApplicationLanguages.h"
+#include "ApplicationLanguages.g.cpp"
+
+namespace winrt::Microsoft::Windows::ApplicationModel::Resources::implementation
+{
+    hstring ApplicationLanguages::m_language;
+
+    void ApplicationLanguages::PrimaryLanguageOverride(hstring language)
+    {
+        m_language = language;
+    }
+
+    hstring ApplicationLanguages::PrimaryLanguageOverride()
+    {
+        return m_language;
+    }
+
+} // namespace winrt::Microsoft::Windows::ApplicationModel::Resources::implementation

dev/MRTCore/mrt/Microsoft.Windows.ApplicationModel.Resources/src/ApplicationLanguages.h

@@ -0,0 +1,29 @@
+// Copyright (c) Microsoft Corporation and Contributors.
+// Licensed under the MIT License.
+
+#pragma once
+#include "ApplicationLanguages.g.h"
+
+namespace winrt::Microsoft::Windows::ApplicationModel::Resources::implementation
+{
+
+struct ApplicationLanguages
+{
+    ApplicationLanguages() = delete;
+
+    static void PrimaryLanguageOverride(hstring language);
+    static hstring PrimaryLanguageOverride();
+
+private:
+    static hstring m_language;
+};
+
+} // namespace winrt::Microsoft::Windows::ApplicationModel::Resources::implementation
+
+namespace winrt::Microsoft::Windows::ApplicationModel::Resources::factory_implementation
+{
+    struct ApplicationLanguages : ApplicationLanguagesT<ApplicationLanguages, implementation::ApplicationLanguages>
+    {
+    };
+}
+// namespace winrt::Microsoft::Windows::ApplicationModel::Resources::factory_implementation

dev/MRTCore/mrt/Microsoft.Windows.ApplicationModel.Resources/src/Microsoft.Windows.ApplicationModel.Resources.idl

@@ -113,4 +113,11 @@ namespace Microsoft.Windows.ApplicationModel.Resources
         static String TargetSize { get; };
         static String Theme { get; };
     }
-} // namespace Microsoft.Windows.ApplicationModel.Resources
+
+    [contract(MrtCoreContract, 1)]
+    runtimeclass ApplicationLanguages
+    {
+        static String PrimaryLanguageOverride;
+    }
+
+} // namespace Microsoft.Windows.ApplicationModel. Resources

dev/MRTCore/mrt/Microsoft.Windows.ApplicationModel.Resources/src/Microsoft.Windows.ApplicationModel.Resources.vcxproj

@@ -109,6 +109,7 @@
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemGroup>
+    <ClInclude Include="ApplicationLanguages.h" />
     <ClInclude Include="Helper.h" />
     <ClInclude Include="KnownResourceQualifierName.h" />
     <ClInclude Include="pch.h" />
@@ -120,6 +121,7 @@
     <ClInclude Include="ResourceNotFoundEventArgs.h" />
   </ItemGroup>
   <ItemGroup>
+    <ClCompile Include="ApplicationLanguages.cpp" />
     <ClCompile Include="Helper.cpp" />
     <ClCompile Include="KnownResourceQualifierName.cpp" />
     <ClCompile Include="pch.cpp">
@@ -140,7 +142,7 @@
     <None Include="Microsoft.Windows.ApplicationModel.Resources.def" />
   </ItemGroup>
   <ItemGroup>
-    <ResourceCompile Include="Microsoft.Windows.ApplicationModel.Resources.rc">      
+    <ResourceCompile Include="Microsoft.Windows.ApplicationModel.Resources.rc">
       <AdditionalIncludeDirectories>$(RepoRoot);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ResourceCompile>
   </ItemGroup>
@@ -186,4 +188,4 @@
     <Error Condition="!Exists('$(NugetPackageDirectory)\Microsoft.SourceLink.GitHub.$(MicrosoftSourceLinkGitHubVersion)\build\Microsoft.SourceLink.GitHub.props')" Text="$([System.String]::Format('$(ErrorText)', '$(NugetPackageDirectory)\Microsoft.SourceLink.GitHub.$(MicrosoftSourceLinkGitHubVersion)\build\Microsoft.SourceLink.GitHub.props'))" />
     <Error Condition="!Exists('$(NugetPackageDirectory)\Microsoft.SourceLink.GitHub.$(MicrosoftSourceLinkGitHubVersion)\build\Microsoft.SourceLink.GitHub.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NugetPackageDirectory)\Microsoft.SourceLink.GitHub.$(MicrosoftSourceLinkGitHubVersion)\build\Microsoft.SourceLink.GitHub.targets'))" />
   </Target>
-</Project>
+</Project>

dev/MRTCore/mrt/Microsoft.Windows.ApplicationModel.Resources/src/Microsoft.Windows.ApplicationModel.Resources.vcxproj.filters

@@ -29,6 +29,9 @@
     <ClCompile Include="KnownResourceQualifierName.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="ApplicationLanguages.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="pch.h">
@@ -58,6 +61,9 @@
     <ClInclude Include="KnownResourceQualifierName.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="ApplicationLanguages.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <Midl Include="Microsoft.Windows.ApplicationModel.Resources.idl" />
@@ -75,4 +81,7 @@
       <UniqueIdentifier>{54696afe-f42a-494a-bc24-3fd0d4192122}</UniqueIdentifier>
     </Filter>
   </ItemGroup>
+  <ItemGroup>
+    <ResourceCompile Include="Microsoft.Windows.ApplicationModel.Resources.rc" />
+  </ItemGroup>
 </Project>

dev/MRTCore/mrt/Microsoft.Windows.ApplicationModel.Resources/src/ResourceContext.cpp

@@ -97,6 +97,10 @@ void ResourceContext::Apply()
             winrt::check_hresult(MrmSetQualifier(m_resourceContext, eachValue.Key().c_str(), eachValue.Value().c_str()));
         }
     }
+    if (!ApplicationLanguages::PrimaryLanguageOverride().empty())
+    {
+        winrt::check_hresult(MrmSetQualifier(m_resourceContext, c_languageQualifierName, ApplicationLanguages::PrimaryLanguageOverride().c_str()));
+    }
 }
 
 hstring ResourceContext::GetLangugageContext()