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https://github.com/GrahamKracker/UnityExplorer.git
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some early work on Reflection Inspector
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198
src/Inspectors/Reflection/CacheObject/CacheMethod.cs
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198
src/Inspectors/Reflection/CacheObject/CacheMethod.cs
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using System;
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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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using UnityEngine;
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using UnityExplorer.UI.Shared;
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using UnityExplorer.Helpers;
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namespace UnityExplorer.Inspectors.Reflection
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{
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public class CacheMethod : CacheMember
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{
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private CacheObjectBase m_cachedReturnValue;
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public override bool HasParameters => base.HasParameters || GenericArgs.Length > 0;
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public override bool IsStatic => (MemInfo as MethodInfo).IsStatic;
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public Type[] GenericArgs { get; private set; }
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public Type[][] GenericConstraints { get; private set; }
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public string[] GenericArgInput = new string[0];
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public CacheMethod(MethodInfo methodInfo, object declaringInstance) : base(methodInfo, declaringInstance)
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{
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GenericArgs = methodInfo.GetGenericArguments();
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GenericConstraints = GenericArgs.Select(x => x.GetGenericParameterConstraints())
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.ToArray();
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GenericArgInput = new string[GenericArgs.Length];
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m_arguments = methodInfo.GetParameters();
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m_argumentInput = new string[m_arguments.Length];
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base.InitValue(null, methodInfo.ReturnType);
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}
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public override void UpdateValue()
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{
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// CacheMethod cannot UpdateValue directly. Need to Evaluate.
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}
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public void Evaluate()
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{
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MethodInfo mi;
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if (GenericArgs.Length > 0)
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{
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mi = MakeGenericMethodFromInput();
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if (mi == null) return;
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}
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else
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{
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mi = MemInfo as MethodInfo;
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}
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object ret = null;
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try
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{
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ret = mi.Invoke(mi.IsStatic ? null : DeclaringInstance, ParseArguments());
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m_evaluated = true;
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m_isEvaluating = false;
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}
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catch (Exception e)
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{
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ExplorerCore.LogWarning($"Exception evaluating: {e.GetType()}, {e.Message}");
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ReflectionException = ReflectionHelpers.ExceptionToString(e);
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}
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if (ret != null)
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{
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//m_cachedReturnValue = CacheFactory.GetTypeAndCacheObject(ret);
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//m_cachedReturnValue = CacheFactory.GetCacheObject(ret);
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m_cachedReturnValue.UpdateValue();
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}
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else
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{
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m_cachedReturnValue = null;
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}
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}
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private MethodInfo MakeGenericMethodFromInput()
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{
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var mi = MemInfo as MethodInfo;
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var list = new List<Type>();
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for (int i = 0; i < GenericArgs.Length; i++)
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{
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var input = GenericArgInput[i];
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if (ReflectionHelpers.GetTypeByName(input) is Type t)
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{
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if (GenericConstraints[i].Length == 0)
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{
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list.Add(t);
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}
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else
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{
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foreach (var constraint in GenericConstraints[i].Where(x => x != null))
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{
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if (!constraint.IsAssignableFrom(t))
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{
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ExplorerCore.LogWarning($"Generic argument #{i}, '{input}' is not assignable from the constraint '{constraint}'!");
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return null;
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}
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}
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list.Add(t);
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}
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}
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else
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{
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ExplorerCore.LogWarning($"Generic argument #{i}, could not get any type by the name of '{input}'!" +
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$" Make sure you use the full name, including the NameSpace.");
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return null;
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}
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}
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// make into a generic with type list
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mi = mi.MakeGenericMethod(list.ToArray());
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return mi;
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}
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// ==== GUI DRAW ====
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//public override void Draw(Rect window, float width)
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//{
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// base.Draw(window, width);
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//}
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public void DrawValue(Rect window, float width)
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{
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string typeLabel = $"<color={SyntaxColors.Class_Instance}>{IValue.ValueType.FullName}</color>";
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if (m_evaluated)
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{
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if (m_cachedReturnValue != null)
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{
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//m_cachedReturnValue.IValue.DrawValue(window, width);
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}
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else
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{
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GUILayout.Label($"null ({typeLabel})", new GUILayoutOption[0]);
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}
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}
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else
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{
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GUILayout.Label($"<color=grey><i>Not yet evaluated</i></color> ({typeLabel})", new GUILayoutOption[0]);
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}
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}
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//public void DrawGenericArgsInput()
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//{
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// GUILayout.Label($"<b><color=orange>Generic Arguments:</color></b>", new GUILayoutOption[0]);
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// for (int i = 0; i < this.GenericArgs.Length; i++)
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// {
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// string types = "";
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// if (this.GenericConstraints[i].Length > 0)
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// {
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// foreach (var constraint in this.GenericConstraints[i])
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// {
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// if (types != "") types += ", ";
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// string type;
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// if (constraint == null)
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// type = "Any";
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// else
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// type = constraint.ToString();
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// types += $"<color={Syntax.Class_Instance}>{type}</color>";
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// }
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// }
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// else
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// {
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// types = $"<color={Syntax.Class_Instance}>Any</color>";
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// }
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// var input = this.GenericArgInput[i];
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// GUIHelper.BeginHorizontal(new GUILayoutOption[0]);
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// GUI.skin.label.alignment = TextAnchor.MiddleCenter;
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// GUILayout.Label(
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// $"<color={Syntax.StructGreen}>{this.GenericArgs[i].Name}</color>",
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// new GUILayoutOption[] { GUILayout.Width(15) }
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// );
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// this.GenericArgInput[i] = GUIHelper.TextField(input, new GUILayoutOption[] { GUILayout.Width(150) });
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// GUI.skin.label.alignment = TextAnchor.MiddleLeft;
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// GUILayout.Label(types, new GUILayoutOption[0]);
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// GUILayout.EndHorizontal();
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// }
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//}
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}
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}
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