Files
BusyRabbit/Plugins/UnrealSharp/Source/UnrealSharpManagedGlue/PropertyTranslators/SinglecastDelegatePropertyTranslator.cs

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C#
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using EpicGames.UHT.Types;
using UnrealSharpScriptGenerator.Utilities;
namespace UnrealSharpScriptGenerator.PropertyTranslators;
public class SinglecastDelegatePropertyTranslator : DelegateBasePropertyTranslator
{
public SinglecastDelegatePropertyTranslator() : base(EPropertyUsageFlags.Parameter)
{
}
public override bool CanExport(UhtProperty property)
{
UhtDelegateProperty delegateProperty = (UhtDelegateProperty) property;
bool hasReturnValue = delegateProperty.Function.ReturnProperty != null;
return ScriptGeneratorUtilities.CanExportParameters(delegateProperty.Function) && !hasReturnValue;
}
public override string GetManagedType(UhtProperty property)
{
return $"TDelegate<{GetFullDelegateName(((UhtDelegateProperty) property).Function)}>";
}
public override void ExportPropertyStaticConstructor(GeneratorStringBuilder builder, UhtProperty property, string nativePropertyName)
{
base.ExportPropertyStaticConstructor(builder, property, nativePropertyName);
UhtDelegateProperty delegateProperty = (UhtDelegateProperty) property;
if (!delegateProperty.Function.HasParameters)
{
return;
}
string fullDelegateName = GetFullDelegateName(delegateProperty.Function, true);
builder.AppendLine($"{fullDelegateName}.InitializeUnrealDelegate({nativePropertyName}_NativeProperty);");
}
public override void ExportToNative(GeneratorStringBuilder builder, UhtProperty property, string propertyName, string destinationBuffer,
string offset, string source)
{
UhtDelegateProperty delegateProperty = (UhtDelegateProperty) property;
string fullDelegateName = GetFullDelegateName(delegateProperty.Function);
builder.AppendLine($"SingleDelegateMarshaller<{fullDelegateName}>.ToNative(IntPtr.Add({destinationBuffer}, {offset}), 0, {source});");
}
public override void ExportFromNative(GeneratorStringBuilder builder, UhtProperty property, string propertyName,
string assignmentOrReturn, string sourceBuffer, string offset, bool bCleanupSourceBuffer, bool reuseRefMarshallers)
{
UhtDelegateProperty delegateProperty = (UhtDelegateProperty) property;
string fullDelegateName = GetFullDelegateName(delegateProperty.Function);
builder.AppendLine($"{assignmentOrReturn} SingleDelegateMarshaller<{fullDelegateName}>.FromNative(IntPtr.Add({sourceBuffer}, {offset}), 0);");
}
public override string GetNullValue(UhtProperty property)
{
return "null";
}
public override void ExportCleanupMarshallingBuffer(GeneratorStringBuilder builder, UhtProperty property,
string paramName)
{
}
}