Files
UnityExplorer/src/Inspectors/Reflection/ReflectionInspector.cs
2021-03-11 17:57:58 +11:00

618 lines
22 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using UnityExplorer.Helpers;
using UnityEngine;
using UnityExplorer.Inspectors.Reflection;
using UnityExplorer.UI.Shared;
using System.Reflection;
using UnityExplorer.UI;
using UnityEngine.UI;
using UnityExplorer.Config;
namespace UnityExplorer.Inspectors
{
public class ReflectionInspector : InspectorBase
{
#region STATIC
public static ReflectionInspector ActiveInstance { get; private set; }
static ReflectionInspector()
{
PanelDragger.OnFinishResize += OnContainerResized;
SceneExplorer.OnToggleShow += OnContainerResized;
}
private static void OnContainerResized()
{
if (ActiveInstance == null)
return;
ActiveInstance.m_widthUpdateWanted = true;
}
// Blacklists
private static readonly HashSet<string> bl_typeAndMember = new HashSet<string>
{
#if CPP
// these cause a crash in IL2CPP
"Type.DeclaringMethod",
"Rigidbody2D.Cast",
"Collider2D.Cast",
"Collider2D.Raycast",
"Texture2D.SetPixelDataImpl",
"Camera.CalculateProjectionMatrixFromPhysicalProperties",
#endif
};
private static readonly HashSet<string> bl_memberNameStartsWith = new HashSet<string>
{
// these are redundant
"get_",
"set_",
};
#endregion
#region INSTANCE
public override string TabLabel => m_targetTypeShortName;
internal CacheObjectBase ParentMember { get; set; }
internal readonly Type m_targetType;
internal readonly string m_targetTypeShortName;
// all cached members of the target
internal CacheMember[] m_allMembers;
// filtered members based on current filters
internal readonly List<CacheMember> m_membersFiltered = new List<CacheMember>();
// actual shortlist of displayed members
internal readonly CacheMember[] m_displayedMembers = new CacheMember[ExplorerConfig.Instance.Default_Page_Limit];
internal bool m_autoUpdate;
// UI members
private GameObject m_content;
public override GameObject Content
{
get => m_content;
set => m_content = value;
}
internal Text m_nameFilterText;
internal MemberTypes m_memberFilter;
internal Button m_lastActiveMemButton;
internal PageHandler m_pageHandler;
internal SliderScrollbar m_sliderScroller;
internal GameObject m_scrollContent;
internal RectTransform m_scrollContentRect;
internal bool m_widthUpdateWanted;
internal bool m_widthUpdateWaiting;
public ReflectionInspector(object target) : base(target)
{
if (this is StaticInspector)
m_targetType = target as Type;
else
m_targetType = ReflectionHelpers.GetActualType(target);
m_targetTypeShortName = UISyntaxHighlight.ParseFullSyntax(m_targetType, false);
ConstructUI();
CacheMembers(m_targetType);
FilterMembers();
}
public override void SetActive()
{
base.SetActive();
ActiveInstance = this;
}
public override void SetInactive()
{
base.SetInactive();
ActiveInstance = null;
}
public override void Destroy()
{
base.Destroy();
if (this.Content)
GameObject.Destroy(this.Content);
}
private void OnPageTurned()
{
RefreshDisplay();
}
internal bool IsBlacklisted(string sig) => bl_typeAndMember.Any(it => sig.Contains(it));
internal bool IsBlacklisted(MethodInfo method) => bl_memberNameStartsWith.Any(it => method.Name.StartsWith(it));
internal string GetSig(MemberInfo member) => $"{member.DeclaringType.Name}.{member.Name}";
internal string AppendArgsToSig(ParameterInfo[] args)
{
string ret = " (";
foreach (var param in args)
ret += $"{param.ParameterType.Name} {param.Name}, ";
ret += ")";
return ret;
}
public void CacheMembers(Type type)
{
var list = new List<CacheMember>();
var cachedSigs = new HashSet<string>();
var types = ReflectionHelpers.GetAllBaseTypes(type);
var flags = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static;
if (this is InstanceInspector)
flags |= BindingFlags.Instance;
foreach (var declaringType in types)
{
var target = Target;
#if CPP
target = target.Il2CppCast(declaringType);
#endif
IEnumerable<MemberInfo> infos = declaringType.GetMethods(flags);
infos = infos.Concat(declaringType.GetProperties(flags));
infos = infos.Concat(declaringType.GetFields(flags));
foreach (var member in infos)
{
try
{
var sig = GetSig(member);
//ExplorerCore.Log($"Trying to cache member {sig}...");
//ExplorerCore.Log(member.DeclaringType.FullName + "." + member.Name);
var mi = member as MethodInfo;
var pi = member as PropertyInfo;
var fi = member as FieldInfo;
if (IsBlacklisted(sig) || (mi != null && IsBlacklisted(mi)))
continue;
var args = mi?.GetParameters() ?? pi?.GetIndexParameters();
if (args != null)
{
if (!CacheMember.CanProcessArgs(args))
continue;
sig += AppendArgsToSig(args);
}
if (cachedSigs.Contains(sig))
continue;
cachedSigs.Add(sig);
if (mi != null)
list.Add(new CacheMethod(mi, target, m_scrollContent));
else if (pi != null)
list.Add(new CacheProperty(pi, target, m_scrollContent));
else
list.Add(new CacheField(fi, target, m_scrollContent));
list.Last().ParentInspector = this;
}
catch (Exception e)
{
ExplorerCore.LogWarning($"Exception caching member {member.DeclaringType.FullName}.{member.Name}!");
ExplorerCore.Log(e.ToString());
}
}
}
var typeList = types.ToList();
var sorted = new List<CacheMember>();
sorted.AddRange(list.Where(it => it is CacheMethod)
.OrderBy(it => typeList.IndexOf(it.DeclaringType))
.ThenBy(it => it.NameForFiltering));
sorted.AddRange(list.Where(it => it is CacheProperty)
.OrderBy(it => typeList.IndexOf(it.DeclaringType))
.ThenBy(it => it.NameForFiltering));
sorted.AddRange(list.Where(it => it is CacheField)
.OrderBy(it => typeList.IndexOf(it.DeclaringType))
.ThenBy(it => it.NameForFiltering));
m_allMembers = sorted.ToArray();
}
public override void Update()
{
base.Update();
if (m_autoUpdate)
{
foreach (var member in m_displayedMembers)
{
if (member == null) break;
member.UpdateValue();
}
}
if (m_widthUpdateWanted)
{
if (!m_widthUpdateWaiting)
m_widthUpdateWaiting = true;
else
{
UpdateWidths();
m_widthUpdateWaiting = false;
m_widthUpdateWanted = false;
}
}
}
private void OnMemberFilterClicked(MemberTypes type, Button button)
{
if (m_lastActiveMemButton)
{
var lastColors = m_lastActiveMemButton.colors;
lastColors.normalColor = new Color(0.2f, 0.2f, 0.2f);
m_lastActiveMemButton.colors = lastColors;
}
m_memberFilter = type;
m_lastActiveMemButton = button;
var colors = m_lastActiveMemButton.colors;
colors.normalColor = new Color(0.2f, 0.6f, 0.2f);
m_lastActiveMemButton.colors = colors;
FilterMembers(null, true);
m_sliderScroller.m_slider.value = 1f;
}
public void FilterMembers(string nameFilter = null, bool force = false)
{
int lastCount = m_membersFiltered.Count;
m_membersFiltered.Clear();
nameFilter = nameFilter?.ToLower() ?? m_nameFilterText.text.ToLower();
foreach (var mem in m_allMembers)
{
// membertype filter
if (m_memberFilter != MemberTypes.All && mem.MemInfo.MemberType != m_memberFilter)
continue;
if (this is InstanceInspector ii && ii.m_scopeFilter != MemberScopes.All)
{
if (mem.IsStatic && ii.m_scopeFilter != MemberScopes.Static)
continue;
else if (!mem.IsStatic && ii.m_scopeFilter != MemberScopes.Instance)
continue;
}
// name filter
if (!string.IsNullOrEmpty(nameFilter) && !mem.NameForFiltering.Contains(nameFilter))
continue;
m_membersFiltered.Add(mem);
}
if (force || lastCount != m_membersFiltered.Count)
RefreshDisplay();
}
public void RefreshDisplay()
{
var members = m_membersFiltered;
m_pageHandler.ListCount = members.Count;
// disable current members
for (int i = 0; i < m_displayedMembers.Length; i++)
{
var mem = m_displayedMembers[i];
if (mem != null)
mem.Disable();
else
break;
}
if (members.Count < 1)
return;
foreach (var itemIndex in m_pageHandler)
{
if (itemIndex >= members.Count)
break;
CacheMember member = members[itemIndex];
m_displayedMembers[itemIndex - m_pageHandler.StartIndex] = member;
member.Enable();
}
m_widthUpdateWanted = true;
}
internal void UpdateWidths()
{
float labelWidth = 125;
foreach (var cache in m_displayedMembers)
{
if (cache == null)
break;
var width = cache.GetMemberLabelWidth(m_scrollContentRect);
if (width > labelWidth)
labelWidth = width;
}
float valueWidth = m_scrollContentRect.rect.width - labelWidth - 20;
foreach (var cache in m_displayedMembers)
{
if (cache == null)
break;
cache.SetWidths(labelWidth, valueWidth);
}
}
#region UI CONSTRUCTION
internal GameObject m_filterAreaObj;
internal GameObject m_updateRowObj;
internal GameObject m_memberListObj;
internal void ConstructUI()
{
var parent = InspectorManager.Instance.m_inspectorContent;
this.Content = UIFactory.CreateVerticalGroup(parent, new Color(0.15f, 0.15f, 0.15f));
var mainGroup = Content.GetComponent<VerticalLayoutGroup>();
mainGroup.childForceExpandHeight = false;
mainGroup.childForceExpandWidth = true;
mainGroup.childControlHeight = true;
mainGroup.childControlWidth = true;
mainGroup.spacing = 5;
mainGroup.padding.top = 4;
mainGroup.padding.left = 4;
mainGroup.padding.right = 4;
mainGroup.padding.bottom = 4;
ConstructTopArea();
ConstructMemberList();
}
internal void ConstructTopArea()
{
var nameRowObj = UIFactory.CreateHorizontalGroup(Content, new Color(1, 1, 1, 0));
var nameRow = nameRowObj.GetComponent<HorizontalLayoutGroup>();
nameRow.childForceExpandWidth = true;
nameRow.childForceExpandHeight = true;
nameRow.childControlHeight = true;
nameRow.childControlWidth = true;
nameRow.padding.top = 2;
var nameRowLayout = nameRowObj.AddComponent<LayoutElement>();
nameRowLayout.minHeight = 25;
nameRowLayout.flexibleHeight = 0;
nameRowLayout.minWidth = 200;
nameRowLayout.flexibleWidth = 5000;
var typeLabel = UIFactory.CreateLabel(nameRowObj, TextAnchor.MiddleLeft);
var typeLabelText = typeLabel.GetComponent<Text>();
typeLabelText.text = "Type:";
typeLabelText.horizontalOverflow = HorizontalWrapMode.Overflow;
var typeLabelTextLayout = typeLabel.AddComponent<LayoutElement>();
typeLabelTextLayout.minWidth = 40;
typeLabelTextLayout.flexibleWidth = 0;
typeLabelTextLayout.minHeight = 25;
var typeDisplayObj = UIFactory.CreateLabel(nameRowObj, TextAnchor.MiddleLeft);
var typeDisplayText = typeDisplayObj.GetComponent<Text>();
typeDisplayText.text = UISyntaxHighlight.ParseFullSyntax(m_targetType, true);
var typeDisplayLayout = typeDisplayObj.AddComponent<LayoutElement>();
typeDisplayLayout.minHeight = 25;
typeDisplayLayout.flexibleWidth = 5000;
// Helper tools
if (this is InstanceInspector)
{
(this as InstanceInspector).ConstructInstanceHelpers();
}
ConstructFilterArea();
ConstructUpdateRow();
}
internal void ConstructFilterArea()
{
// Filters
var filterAreaObj = UIFactory.CreateVerticalGroup(Content, new Color(0.1f, 0.1f, 0.1f));
var filterLayout = filterAreaObj.AddComponent<LayoutElement>();
filterLayout.minHeight = 60;
var filterGroup = filterAreaObj.GetComponent<VerticalLayoutGroup>();
filterGroup.childForceExpandWidth = true;
filterGroup.childForceExpandHeight = true;
filterGroup.childControlWidth = true;
filterGroup.childControlHeight = true;
filterGroup.spacing = 4;
filterGroup.padding.left = 4;
filterGroup.padding.right = 4;
filterGroup.padding.top = 4;
filterGroup.padding.bottom = 4;
m_filterAreaObj = filterAreaObj;
// name filter
var nameFilterRowObj = UIFactory.CreateHorizontalGroup(filterAreaObj, new Color(1, 1, 1, 0));
var nameFilterGroup = nameFilterRowObj.GetComponent<HorizontalLayoutGroup>();
nameFilterGroup.childForceExpandHeight = false;
nameFilterGroup.childForceExpandWidth = false;
nameFilterGroup.childControlWidth = true;
nameFilterGroup.childControlHeight = true;
nameFilterGroup.spacing = 5;
var nameFilterLayout = nameFilterRowObj.AddComponent<LayoutElement>();
nameFilterLayout.minHeight = 25;
nameFilterLayout.flexibleHeight = 0;
nameFilterLayout.flexibleWidth = 5000;
var nameLabelObj = UIFactory.CreateLabel(nameFilterRowObj, TextAnchor.MiddleLeft);
var nameLabelLayout = nameLabelObj.AddComponent<LayoutElement>();
nameLabelLayout.minWidth = 100;
nameLabelLayout.minHeight = 25;
nameLabelLayout.flexibleWidth = 0;
var nameLabelText = nameLabelObj.GetComponent<Text>();
nameLabelText.text = "Filter names:";
nameLabelText.color = Color.grey;
var nameInputObj = UIFactory.CreateInputField(nameFilterRowObj, 14, (int)TextAnchor.MiddleLeft, (int)HorizontalWrapMode.Overflow);
var nameInputLayout = nameInputObj.AddComponent<LayoutElement>();
nameInputLayout.flexibleWidth = 5000;
nameInputLayout.minWidth = 100;
nameInputLayout.minHeight = 25;
var nameInput = nameInputObj.GetComponent<InputField>();
nameInput.onValueChanged.AddListener((string val) => { FilterMembers(val); });
m_nameFilterText = nameInput.textComponent;
// membertype filter
var memberFilterRowObj = UIFactory.CreateHorizontalGroup(filterAreaObj, new Color(1, 1, 1, 0));
var memFilterGroup = memberFilterRowObj.GetComponent<HorizontalLayoutGroup>();
memFilterGroup.childForceExpandHeight = false;
memFilterGroup.childForceExpandWidth = false;
memFilterGroup.childControlWidth = true;
memFilterGroup.childControlHeight = true;
memFilterGroup.spacing = 5;
var memFilterLayout = memberFilterRowObj.AddComponent<LayoutElement>();
memFilterLayout.minHeight = 25;
memFilterLayout.flexibleHeight = 0;
memFilterLayout.flexibleWidth = 5000;
var memLabelObj = UIFactory.CreateLabel(memberFilterRowObj, TextAnchor.MiddleLeft);
var memLabelLayout = memLabelObj.AddComponent<LayoutElement>();
memLabelLayout.minWidth = 100;
memLabelLayout.minHeight = 25;
memLabelLayout.flexibleWidth = 0;
var memLabelText = memLabelObj.GetComponent<Text>();
memLabelText.text = "Filter members:";
memLabelText.color = Color.grey;
AddFilterButton(memberFilterRowObj, MemberTypes.All);
AddFilterButton(memberFilterRowObj, MemberTypes.Method);
AddFilterButton(memberFilterRowObj, MemberTypes.Property, true);
AddFilterButton(memberFilterRowObj, MemberTypes.Field);
// Instance filters
if (this is InstanceInspector)
{
(this as InstanceInspector).ConstructInstanceFilters(filterAreaObj);
}
}
private void AddFilterButton(GameObject parent, MemberTypes type, bool setEnabled = false)
{
var btnObj = UIFactory.CreateButton(parent, new Color(0.2f, 0.2f, 0.2f));
var btnLayout = btnObj.AddComponent<LayoutElement>();
btnLayout.minHeight = 25;
btnLayout.minWidth = 70;
var text = btnObj.GetComponentInChildren<Text>();
text.text = type.ToString();
var btn = btnObj.GetComponent<Button>();
btn.onClick.AddListener(() => { OnMemberFilterClicked(type, btn); });
var colors = btn.colors;
colors.highlightedColor = new Color(0.3f, 0.7f, 0.3f);
if (setEnabled)
{
colors.normalColor = new Color(0.2f, 0.6f, 0.2f);
m_memberFilter = type;
m_lastActiveMemButton = btn;
}
btn.colors = colors;
}
internal void ConstructUpdateRow()
{
var optionsRowObj = UIFactory.CreateHorizontalGroup(Content, new Color(1, 1, 1, 0));
var optionsLayout = optionsRowObj.AddComponent<LayoutElement>();
optionsLayout.minHeight = 25;
var optionsGroup = optionsRowObj.GetComponent<HorizontalLayoutGroup>();
optionsGroup.childForceExpandHeight = true;
optionsGroup.childForceExpandWidth = false;
optionsGroup.childAlignment = TextAnchor.MiddleLeft;
optionsGroup.spacing = 10;
m_updateRowObj = optionsRowObj;
// update button
var updateButtonObj = UIFactory.CreateButton(optionsRowObj, new Color(0.2f, 0.2f, 0.2f));
var updateBtnLayout = updateButtonObj.AddComponent<LayoutElement>();
updateBtnLayout.minWidth = 110;
updateBtnLayout.flexibleWidth = 0;
var updateText = updateButtonObj.GetComponentInChildren<Text>();
updateText.text = "Update Values";
var updateBtn = updateButtonObj.GetComponent<Button>();
updateBtn.onClick.AddListener(() =>
{
bool orig = m_autoUpdate;
m_autoUpdate = true;
Update();
if (!orig) m_autoUpdate = orig;
});
// auto update
var autoUpdateObj = UIFactory.CreateToggle(optionsRowObj, out Toggle autoUpdateToggle, out Text autoUpdateText);
var autoUpdateLayout = autoUpdateObj.AddComponent<LayoutElement>();
autoUpdateLayout.minWidth = 150;
autoUpdateLayout.minHeight = 25;
autoUpdateText.text = "Auto-update?";
autoUpdateToggle.isOn = false;
autoUpdateToggle.onValueChanged.AddListener((bool val) => { m_autoUpdate = val; });
}
internal void ConstructMemberList()
{
var scrollobj = UIFactory.CreateScrollView(Content, out m_scrollContent, out m_sliderScroller, new Color(0.05f, 0.05f, 0.05f));
m_memberListObj = scrollobj;
m_scrollContentRect = m_scrollContent.GetComponent<RectTransform>();
var scrollGroup = m_scrollContent.GetComponent<VerticalLayoutGroup>();
scrollGroup.spacing = 3;
scrollGroup.padding.left = 0;
scrollGroup.padding.right = 0;
scrollGroup.childForceExpandHeight = true;
m_pageHandler = new PageHandler(m_sliderScroller);
m_pageHandler.ConstructUI(Content);
m_pageHandler.OnPageChanged += OnPageTurned;
}
#endregion // end UI
#endregion // end instance
}
}