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fix string unbox

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This commit is contained in:
Sinai 2021-04-07 17:31:06 +10:00
parent b68145385c
commit 95e8b3aa58
2 changed files with 65 additions and 59 deletions
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121
src/Core/Runtime/Il2Cpp/Il2CppReflection.cs
View File

@ -44,6 +44,31 @@ namespace UnityExplorer.Core.Runtime.Il2Cpp
}
}
public override void BoxStringToType(ref object value, Type castTo)
{
if (castTo == typeof(Il2CppSystem.String))
value = (Il2CppSystem.String)(value as string);
else
value = (Il2CppSystem.Object)(value as string);
}
public override string UnboxString(object value)
{
if (value is string s)
return s;
s = null;
// strings boxed as Il2CppSystem.Objects can behave weirdly.
// GetActualType will find they are a string, but if its boxed
// then we need to unbox it like this...
if (value is Il2CppSystem.Object cppObject)
s = cppObject.ToString();
else if (value is Il2CppSystem.String cppString)
s = cppString;
return s;
}
public override string ProcessTypeNameInString(Type type, string theString, ref string typeName)
{
if (!Il2CppTypeNotNull(type))
@ -334,64 +359,6 @@ namespace UnityExplorer.Core.Runtime.Il2Cpp
return false;
}
public override void BoxStringToType(ref object value, Type castTo)
{
if (castTo == typeof(Il2CppSystem.String))
value = (Il2CppSystem.String)(value as string);
else
value = (Il2CppSystem.Object)(value as string);
}
// ~~~~~~~~~~ not used ~~~~~~~~~~~~
// cached il2cpp unbox methods
internal static readonly Dictionary<string, MethodInfo> s_unboxMethods = new Dictionary<string, MethodInfo>();
/// <summary>
/// Attempt to unbox the object to the underlying struct type.
/// </summary>
/// <param name="obj">The object which is a struct underneath.</param>
/// <returns>The struct if successful, otherwise null.</returns>
public static object Unbox(object obj) => Unbox(obj, Instance.GetActualType(obj));
/// <summary>
/// Attempt to unbox the object to the struct type.
/// </summary>
/// <param name="obj">The object which is a struct underneath.</param>
/// <param name="type">The type of the struct you want to unbox to.</param>
/// <returns>The struct if successful, otherwise null.</returns>
public static object Unbox(object obj, Type type)
{
if (!type.IsValueType)
return null;
if (!(obj is Il2CppSystem.Object))
return obj;
var name = type.AssemblyQualifiedName;
if (!s_unboxMethods.ContainsKey(name))
{
s_unboxMethods.Add(name, typeof(Il2CppObjectBase)
.GetMethod("Unbox")
.MakeGenericMethod(type));
}
return s_unboxMethods[name].Invoke(obj, new object[0]);
}
public override string UnboxString(object value)
{
string s = null;
// strings boxed as Il2CppSystem.Objects can behave weirdly.
// GetActualType will find they are a string, but if its boxed
// then we need to unbox it like this...
if (!(value is string) && value is Il2CppSystem.Object cppobj)
s = cppobj.ToString();
return s;
}
internal static readonly Dictionary<Type, MethodInfo> s_getEnumeratorMethods = new Dictionary<Type, MethodInfo>();
internal static readonly Dictionary<Type, EnumeratorInfo> s_enumeratorInfos = new Dictionary<Type, EnumeratorInfo>();
@ -497,6 +464,44 @@ namespace UnityExplorer.Core.Runtime.Il2Cpp
values.Add(bucket.val);
}
}
// ~~~~~~~~~~ not used ~~~~~~~~~~~~
// cached il2cpp unbox methods
internal static readonly Dictionary<string, MethodInfo> s_unboxMethods = new Dictionary<string, MethodInfo>();
/// <summary>
/// Attempt to unbox the object to the underlying struct type.
/// </summary>
/// <param name="obj">The object which is a struct underneath.</param>
/// <returns>The struct if successful, otherwise null.</returns>
public static object Unbox(object obj) => Unbox(obj, Instance.GetActualType(obj));
/// <summary>
/// Attempt to unbox the object to the struct type.
/// </summary>
/// <param name="obj">The object which is a struct underneath.</param>
/// <param name="type">The type of the struct you want to unbox to.</param>
/// <returns>The struct if successful, otherwise null.</returns>
public static object Unbox(object obj, Type type)
{
if (!type.IsValueType)
return null;
if (!(obj is Il2CppSystem.Object))
return obj;
var name = type.AssemblyQualifiedName;
if (!s_unboxMethods.ContainsKey(name))
{
s_unboxMethods.Add(name, typeof(Il2CppObjectBase)
.GetMethod("Unbox")
.MakeGenericMethod(type));
}
return s_unboxMethods[name].Invoke(obj, new object[0]);
}
}
}

3
src/UI/InteractiveValues/InteractiveString.cs
View File

@ -24,7 +24,8 @@ namespace UnityExplorer.UI.InteractiveValues
public override void OnValueUpdated()
{
Value = RuntimeProvider.Instance.Reflection.UnboxString(Value);
if (!(Value is string) && Value != null)
Value = RuntimeProvider.Instance.Reflection.UnboxString(Value);
base.OnValueUpdated();
}