61 lines
2.6 KiB
C#
61 lines
2.6 KiB
C#
/*
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Copyright 2017-2019 Katy Coe - http://www.hearthcode.org - http://www.djkaty.com
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All rights reserved.
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*/
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection;
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namespace Il2CppInspector.Reflection
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{
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public class EventInfo : MemberInfo
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{
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// IL2CPP-specific data
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public Il2CppEventDefinition Definition { get; }
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public int Index { get; }
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// Information/flags about the event
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public EventAttributes Attributes { get; }
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// Custom attributes for this member
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public override IEnumerable<CustomAttributeData> CustomAttributes => CustomAttributeData.GetCustomAttributes(this);
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// Methods for the event
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public MethodInfo AddMethod { get; }
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public MethodInfo RemoveMethod { get; }
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public MethodInfo RaiseMethod { get; }
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// Event handler delegate type
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private int eventTypeUsage;
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public TypeInfo EventHandlerType => Assembly.Model.GetTypeFromUsage(eventTypeUsage, MemberTypes.TypeInfo);
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// True if the event has a special name
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public bool IsSpecialName => (Attributes & EventAttributes.SpecialName) == EventAttributes.SpecialName;
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public override MemberTypes MemberType => MemberTypes.Event;
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public EventInfo(Il2CppInspector pkg, int eventIndex, TypeInfo declaringType) :
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base(declaringType) {
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Definition = pkg.Events[eventIndex];
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Index = eventIndex;
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Name = pkg.Strings[Definition.nameIndex];
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eventTypeUsage = Definition.typeIndex;
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var eventType = pkg.TypeUsages[eventTypeUsage];
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if ((eventType.attrs & Il2CppConstants.FIELD_ATTRIBUTE_SPECIAL_NAME) == Il2CppConstants.FIELD_ATTRIBUTE_SPECIAL_NAME)
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Attributes |= EventAttributes.SpecialName;
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// NOTE: This relies on methods being added to TypeInfo.DeclaredMethods in the same order they are defined in the Il2Cpp metadata
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// add, remove and raise are method indices from the first method of the declaring type
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if (Definition.add >= 0)
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AddMethod = declaringType.DeclaredMethods.First(x => x.Index == declaringType.Definition.methodStart + Definition.add);
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if (Definition.remove >= 0)
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RemoveMethod = declaringType.DeclaredMethods.First(x => x.Index == declaringType.Definition.methodStart + Definition.remove);
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if (Definition.raise >= 0)
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RaiseMethod = declaringType.DeclaredMethods.First(x => x.Index == declaringType.Definition.methodStart + Definition.raise);
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}
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}
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} |