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Implement and output events

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This commit is contained in:
Katy Coe
2017-11-28 13:57:16 +01:00
parent 1a81e9a0fb
commit 09fd023a9f
6 changed files with 93 additions and 5 deletions
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54
Il2CppInspector/Reflection/EventInfo.cs Normal file
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@@ -0,0 +1,54 @@
/*
Copyright 2017 Katy Coe - http://www.hearthcode.org - http://www.djkaty.com
All rights reserved.
*/
using System.Reflection;
namespace Il2CppInspector.Reflection
{
public class EventInfo : MemberInfo
{
// IL2CPP-specific data
public Il2CppEventDefinition Definition { get; }
public int Index { get; }
// Information/flags about the event
public EventAttributes Attributes { get; }
// Methods for the event
public MethodInfo AddMethod { get; }
public MethodInfo RemoveMethod { get; }
public MethodInfo RaiseMethod { get; }
// Event handler delegate type
private Il2CppType eventType;
public TypeInfo EventHandlerType => Assembly.Model.GetType(eventType, MemberTypes.TypeInfo);
// True if the event has a special name
public bool IsSpecialName => (Attributes & EventAttributes.SpecialName) == EventAttributes.SpecialName;
public override MemberTypes MemberType => MemberTypes.Event;
public EventInfo(Il2CppInspector pkg, int eventIndex, TypeInfo declaringType) :
base(declaringType) {
Definition = pkg.Metadata.Events[eventIndex];
Index = eventIndex;
Name = pkg.Strings[Definition.nameIndex];
eventType = pkg.TypeUsages[Definition.typeIndex];
if ((eventType.attrs & Il2CppConstants.FIELD_ATTRIBUTE_SPECIAL_NAME) == Il2CppConstants.FIELD_ATTRIBUTE_SPECIAL_NAME)
Attributes |= EventAttributes.SpecialName;
// NOTE: This relies on methods being added to TypeInfo.DeclaredMethods in the same order they are defined in the Il2Cpp metadata
// add, remove and raise are method indices from the first method of the declaring type
if (Definition.add >= 0)
AddMethod = declaringType.DeclaredMethods[Definition.add];
if (Definition.remove >= 0)
RemoveMethod = declaringType.DeclaredMethods[Definition.remove];
if (Definition.raise >= 0)
RaiseMethod = declaringType.DeclaredMethods[Definition.raise];
}
}
}

8
Il2CppInspector/Reflection/TypeInfo.cs
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@@ -8,6 +8,7 @@ using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Runtime.InteropServices;
namespace Il2CppInspector.Reflection {
public class TypeInfo : MemberInfo
@@ -41,7 +42,7 @@ namespace Il2CppInspector.Reflection {
}
public List<ConstructorInfo> DeclaredConstructors => throw new NotImplementedException();
public List<EventInfo> DeclaredEvents => throw new NotImplementedException();
public List<EventInfo> DeclaredEvents { get; } = new List<EventInfo>();
public List<FieldInfo> DeclaredFields { get; } = new List<FieldInfo>();
public List<MemberInfo> DeclaredMembers => throw new NotImplementedException();
public List<MethodInfo> DeclaredMethods { get; } = new List<MethodInfo>();
@@ -129,8 +130,6 @@ namespace Il2CppInspector.Reflection {
public Array GetEnumValues() => IsEnum? DeclaredFields.Where(x => x.Name != "value__").Select(x => x.DefaultValue).ToArray() : throw new InvalidOperationException("Type is not an enumeration");
// TODO: Event stuff
// TODO: Generic stuff
// Initialize from specified type index in metadata
@@ -198,6 +197,9 @@ namespace Il2CppInspector.Reflection {
for (var p = Definition.propertyStart; p < Definition.propertyStart + Definition.property_count; p++)
DeclaredProperties.Add(new PropertyInfo(pkg, p, this));
// Add all events
for (var e = Definition.eventStart; e < Definition.eventStart + Definition.event_count; e++)
DeclaredEvents.Add(new EventInfo(pkg, e, this));
MemberType = MemberTypes.TypeInfo;
}