Add UseMonoRuntime condition to API levels 21, 22, 23 in SupportedPlatforms generator#10753
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[WIP] Add conditional supported platform versions for Mono runtime
Add UseMonoRuntime condition to API levels 21 and 22 in SupportedPlatforms generator
Feb 2, 2026
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…0753) API levels 21, 22, 23 are only supported by the Mono runtime, not CoreCLR/NativeAOT. The `<GenerateSupportedPlatforms/>` MSBuild task needs to emit these with a `$(UseMonoRuntime)` condition. ### Changes - **Configuration.props**: Add `AndroidMinimumNonMonoApiLevel` property (24) defining the minimum API level for non-Mono runtimes - **GenerateSupportedPlatforms.cs**: Add `MinimumNonMonoApiLevel` parameter; versions below this threshold get a `Condition` attribute - **Xamarin.Android.Build.Tasks.targets**: Pass the new parameter to the task ### Generated Output ```xml <AndroidSdkSupportedTargetPlatformVersion Include="21.0" DefineConstantsOnly="true" Condition=" '$(UseMonoRuntime)' == 'true' " /> <AndroidSdkSupportedTargetPlatformVersion Include="22.0" DefineConstantsOnly="true" Condition=" '$(UseMonoRuntime)' == 'true' " /> <AndroidSdkSupportedTargetPlatformVersion Include="23.0" DefineConstantsOnly="true" Condition=" '$(UseMonoRuntime)' == 'true' " /> <AndroidSdkSupportedTargetPlatformVersion Include="24.0" DefineConstantsOnly="true" /> <!-- ... --> ``` Co-authored-by: Jonathan Peppers <jonathan.peppers@microsoft.com>
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API levels 21, 22, 23 are only supported by the Mono runtime, not CoreCLR/NativeAOT. The
GenerateSupportedPlatformstask needs to emit these with a$(UseMonoRuntime)condition.Changes
AndroidMinimumNonMonoApiLevelproperty (23) defining the minimum API level for non-Mono runtimesMinimumNonMonoApiLevelparameter; versions below this threshold get aConditionattributeGenerated Output
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