UnityExplorer/src/Inspectors/ReflectionInspector.cs
2022-03-29 22:36:17 +11:00

511 lines
20 KiB
C#

using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Reflection;
using System.Reflection.Emit;
using UnityEngine;
using UnityEngine.UI;
using UnityExplorer.CacheObject;
using UnityExplorer.CacheObject.Views;
using UnityExplorer.UI.Panels;
using UnityExplorer.UI.Widgets;
using UniverseLib;
using UniverseLib.UI;
using UniverseLib.UI.Models;
using UniverseLib.UI.ObjectPool;
using UniverseLib.UI.Widgets.ScrollView;
using UniverseLib.Utility;
namespace UnityExplorer.Inspectors
{
[Flags]
public enum MemberFilter
{
None = 0,
Property = 1,
Field = 2,
Constructor = 4,
Method = 8,
All = Property | Field | Method | Constructor,
}
public class ReflectionInspector : InspectorBase, ICellPoolDataSource<CacheMemberCell>, ICacheObjectController
{
public CacheObjectBase ParentCacheObject { get; set; }
public Type TargetType { get; private set; }
public bool StaticOnly { get; internal set; }
public bool CanWrite => true;
public bool AutoUpdateWanted => autoUpdateToggle.isOn;
private List<CacheMember> members = new();
private readonly List<CacheMember> filteredMembers = new();
private BindingFlags scopeFlagsFilter;
private string nameFilter;
private MemberFilter MemberFilter = MemberFilter.All;
// Updating
private bool refreshWanted;
private string lastNameFilter;
private BindingFlags lastFlagsFilter;
private MemberFilter lastMemberFilter = MemberFilter.All;
private float timeOfLastAutoUpdate;
// UI
internal GameObject mainContentHolder;
private static int LeftGroupWidth { get; set; }
private static int RightGroupWidth { get; set; }
public ScrollPool<CacheMemberCell> MemberScrollPool { get; private set; }
public int ItemCount => filteredMembers.Count;
public UnityObjectWidget UnityWidget;
public InputFieldRef HiddenNameText;
public Text NameText;
public Text AssemblyText;
private Toggle autoUpdateToggle;
internal string currentBaseTabText;
private readonly Dictionary<BindingFlags, ButtonRef> scopeFilterButtons = new();
private readonly List<Toggle> memberTypeToggles = new();
private InputFieldRef filterInputField;
// const
private readonly Color disabledButtonColor = new(0.24f, 0.24f, 0.24f);
private readonly Color enabledButtonColor = new(0.2f, 0.27f, 0.2f);
// Setup
public override void OnBorrowedFromPool(object target)
{
base.OnBorrowedFromPool(target);
CalculateLayouts();
SetTarget(target);
RuntimeHelper.StartCoroutine(InitCoroutine());
}
private IEnumerator InitCoroutine()
{
yield return null;
LayoutRebuilder.ForceRebuildLayoutImmediate(InspectorPanel.Instance.ContentRect);
}
public override void CloseInspector()
{
InspectorManager.ReleaseInspector(this);
}
public override void OnReturnToPool()
{
foreach (var member in members)
{
member.UnlinkFromView();
member.ReleasePooledObjects();
}
members.Clear();
filteredMembers.Clear();
autoUpdateToggle.isOn = false;
if (UnityWidget != null)
{
UnityWidget.OnReturnToPool();
Pool.Return(UnityWidget.GetType(), UnityWidget);
this.UnityWidget = null;
}
base.OnReturnToPool();
}
// Setting target
private void SetTarget(object target)
{
string prefix;
if (StaticOnly)
{
Target = null;
TargetType = target as Type;
prefix = "[S]";
}
else
{
TargetType = target.GetActualType();
prefix = "[R]";
}
// Setup main labels and tab text
currentBaseTabText = $"{prefix} {SignatureHighlighter.Parse(TargetType, false)}";
Tab.TabText.text = currentBaseTabText;
NameText.text = SignatureHighlighter.Parse(TargetType, true);
HiddenNameText.Text = SignatureHighlighter.RemoveHighlighting(NameText.text);
string asmText;
if (TargetType.Assembly is AssemblyBuilder || string.IsNullOrEmpty(TargetType.Assembly.Location))
asmText = $"{TargetType.Assembly.GetName().Name} <color=grey><i>(in memory)</i></color>";
else
asmText = Path.GetFileName(TargetType.Assembly.Location);
AssemblyText.text = $"<color=grey>Assembly:</color> {asmText}";
// Unity object helper widget
this.UnityWidget = UnityObjectWidget.GetUnityWidget(target, TargetType, this);
// Get cache members
this.members = CacheMemberFactory.GetCacheMembers(TargetType, this);
// reset filters
this.filterInputField.Text = string.Empty;
SetFilter(string.Empty, StaticOnly ? BindingFlags.Static : BindingFlags.Default);
scopeFilterButtons[BindingFlags.Default].Component.gameObject.SetActive(!StaticOnly);
scopeFilterButtons[BindingFlags.Instance].Component.gameObject.SetActive(!StaticOnly);
foreach (var toggle in memberTypeToggles)
toggle.isOn = true;
refreshWanted = true;
}
// Updating
public override void Update()
{
if (!this.IsActive)
return;
if (!StaticOnly && Target.IsNullOrDestroyed(false))
{
InspectorManager.ReleaseInspector(this);
return;
}
// check filter changes or force-refresh
if (refreshWanted || nameFilter != lastNameFilter || scopeFlagsFilter != lastFlagsFilter || lastMemberFilter != MemberFilter)
{
lastNameFilter = nameFilter;
lastFlagsFilter = scopeFlagsFilter;
lastMemberFilter = MemberFilter;
FilterMembers();
MemberScrollPool.Refresh(true, true);
refreshWanted = false;
}
// once-per-second updates
if (timeOfLastAutoUpdate.OccuredEarlierThan(1))
{
timeOfLastAutoUpdate = Time.realtimeSinceStartup;
if (this.UnityWidget != null)
UnityWidget.Update();
if (AutoUpdateWanted)
UpdateDisplayedMembers();
}
}
public void UpdateClicked()
{
UpdateDisplayedMembers();
}
// Filtering
public void SetFilter(string name) => SetFilter(name, scopeFlagsFilter);
public void SetFilter(BindingFlags flags) => SetFilter(nameFilter, flags);
public void SetFilter(string name, BindingFlags flags)
{
this.nameFilter = name;
if (flags != scopeFlagsFilter)
{
var btn = scopeFilterButtons[scopeFlagsFilter].Component;
RuntimeHelper.SetColorBlock(btn, disabledButtonColor, disabledButtonColor * 1.3f);
this.scopeFlagsFilter = flags;
btn = scopeFilterButtons[scopeFlagsFilter].Component;
RuntimeHelper.SetColorBlock(btn, enabledButtonColor, enabledButtonColor * 1.3f);
}
}
private void OnMemberTypeToggled(MemberFilter flag, bool val)
{
if (!val)
MemberFilter &= ~flag;
else
MemberFilter |= flag;
}
private void FilterMembers()
{
filteredMembers.Clear();
for (int i = 0; i < members.Count; i++)
{
var member = members[i];
if (scopeFlagsFilter != BindingFlags.Default)
{
if (scopeFlagsFilter == BindingFlags.Instance && member.IsStatic
|| scopeFlagsFilter == BindingFlags.Static && !member.IsStatic)
continue;
}
if ((member is CacheMethod && !MemberFilter.HasFlag(MemberFilter.Method))
|| (member is CacheField && !MemberFilter.HasFlag(MemberFilter.Field))
|| (member is CacheProperty && !MemberFilter.HasFlag(MemberFilter.Property))
|| (member is CacheConstructor && !MemberFilter.HasFlag(MemberFilter.Constructor)))
continue;
if (!string.IsNullOrEmpty(nameFilter) && !member.NameForFiltering.ContainsIgnoreCase(nameFilter))
continue;
filteredMembers.Add(member);
}
}
private void UpdateDisplayedMembers()
{
bool shouldRefresh = false;
foreach (var cell in MemberScrollPool.CellPool)
{
if (!cell.Enabled || cell.Occupant == null)
continue;
var member = cell.MemberOccupant;
if (member.ShouldAutoEvaluate)
{
shouldRefresh = true;
member.Evaluate();
member.SetDataToCell(member.CellView);
}
}
if (shouldRefresh)
MemberScrollPool.Refresh(false);
}
// Member cells
public void OnCellBorrowed(CacheMemberCell cell) { } // not needed
public void SetCell(CacheMemberCell cell, int index)
{
CacheObjectControllerHelper.SetCell(cell, index, filteredMembers, SetCellLayout);
}
// Cell layout (fake table alignment)
internal void SetLayouts()
{
CalculateLayouts();
foreach (var cell in MemberScrollPool.CellPool)
SetCellLayout(cell);
}
private void CalculateLayouts()
{
LeftGroupWidth = (int)Math.Max(200, (0.4f * InspectorManager.PanelWidth) - 5);
RightGroupWidth = (int)Math.Max(200, InspectorManager.PanelWidth - LeftGroupWidth - 65);
}
private void SetCellLayout(CacheObjectCell cell)
{
cell.NameLayout.minWidth = LeftGroupWidth;
cell.RightGroupLayout.minWidth = RightGroupWidth;
if (cell.Occupant?.IValue != null)
cell.Occupant.IValue.SetLayout();
}
private void OnCopyClicked()
{
ClipboardPanel.Copy(this.Target ?? this.TargetType);
}
// UI Construction
public override GameObject CreateContent(GameObject parent)
{
UIRoot = UIFactory.CreateVerticalGroup(parent, "ReflectionInspector", true, true, true, true, 5,
new Vector4(4, 4, 4, 4), new Color(0.065f, 0.065f, 0.065f));
// Class name, assembly
var topRow = UIFactory.CreateHorizontalGroup(UIRoot, "TopRow", false, false, true, true, 4, default, new(1, 1, 1, 0), TextAnchor.MiddleLeft);
UIFactory.SetLayoutElement(topRow, minHeight: 25, flexibleWidth: 9999);
var titleHolder = UIFactory.CreateUIObject("TitleHolder", topRow);
UIFactory.SetLayoutElement(titleHolder, minHeight: 35, flexibleHeight: 0, flexibleWidth: 9999);
NameText = UIFactory.CreateLabel(titleHolder, "VisibleTitle", "NotSet", TextAnchor.MiddleLeft);
var namerect = NameText.GetComponent<RectTransform>();
namerect.anchorMin = new Vector2(0, 0);
namerect.anchorMax = new Vector2(1, 1);
NameText.fontSize = 17;
UIFactory.SetLayoutElement(NameText.gameObject, minHeight: 35, flexibleHeight: 0, minWidth: 300, flexibleWidth: 9999);
HiddenNameText = UIFactory.CreateInputField(titleHolder, "Title", "not set");
var hiddenrect = HiddenNameText.Component.gameObject.GetComponent<RectTransform>();
hiddenrect.anchorMin = new Vector2(0, 0);
hiddenrect.anchorMax = new Vector2(1, 1);
HiddenNameText.Component.readOnly = true;
HiddenNameText.Component.lineType = InputField.LineType.MultiLineNewline;
HiddenNameText.Component.gameObject.GetComponent<Image>().color = Color.clear;
HiddenNameText.Component.textComponent.horizontalOverflow = HorizontalWrapMode.Wrap;
HiddenNameText.Component.textComponent.fontSize = 17;
HiddenNameText.Component.textComponent.color = Color.clear;
UIFactory.SetLayoutElement(HiddenNameText.Component.gameObject, minHeight: 35, flexibleHeight: 0, flexibleWidth: 9999);
var copyButton = UIFactory.CreateButton(topRow, "CopyButton", "Copy to Clipboard", new Color(0.2f, 0.2f, 0.2f, 1));
copyButton.ButtonText.color = Color.yellow;
UIFactory.SetLayoutElement(copyButton.Component.gameObject, minHeight: 25, minWidth: 120, flexibleWidth: 0);
copyButton.OnClick += OnCopyClicked;
AssemblyText = UIFactory.CreateLabel(UIRoot, "AssemblyLabel", "not set", TextAnchor.MiddleLeft);
UIFactory.SetLayoutElement(AssemblyText.gameObject, minHeight: 25, flexibleWidth: 9999);
mainContentHolder = UIFactory.CreateVerticalGroup(UIRoot, "MemberHolder", false, false, true, true, 5, new Vector4(2, 2, 2, 2),
new Color(0.12f, 0.12f, 0.12f));
UIFactory.SetLayoutElement(mainContentHolder, flexibleWidth: 9999, flexibleHeight: 9999);
ConstructFirstRow(mainContentHolder);
ConstructSecondRow(mainContentHolder);
// Member scroll pool
var memberBorder = UIFactory.CreateVerticalGroup(mainContentHolder, "ScrollPoolHolder", false, false, true, true, padding: new Vector4(2, 2, 2, 2),
bgColor: new Color(0.05f, 0.05f, 0.05f));
UIFactory.SetLayoutElement(memberBorder, flexibleWidth: 9999, flexibleHeight: 9999);
MemberScrollPool = UIFactory.CreateScrollPool<CacheMemberCell>(memberBorder, "MemberList", out GameObject scrollObj,
out GameObject _, new Color(0.09f, 0.09f, 0.09f));
UIFactory.SetLayoutElement(scrollObj, flexibleHeight: 9999);
MemberScrollPool.Initialize(this);
// For debugging scroll pool
//InspectorPanel.Instance.UIRoot.GetComponent<Mask>().enabled = false;
//MemberScrollPool.Viewport.GetComponent<Mask>().enabled = false;
//MemberScrollPool.Viewport.GetComponent<Image>().color = new Color(0.12f, 0.12f, 0.12f);
return UIRoot;
}
// First row
private void ConstructFirstRow(GameObject parent)
{
var rowObj = UIFactory.CreateUIObject("FirstRow", parent);
UIFactory.SetLayoutGroup<HorizontalLayoutGroup>(rowObj, true, true, true, true, 5, 2, 2, 2, 2);
UIFactory.SetLayoutElement(rowObj, minHeight: 25, flexibleHeight: 0, flexibleWidth: 9999);
var nameLabel = UIFactory.CreateLabel(rowObj, "NameFilterLabel", "Filter names:", TextAnchor.MiddleLeft, Color.grey);
UIFactory.SetLayoutElement(nameLabel.gameObject, minHeight: 25, minWidth: 90, flexibleWidth: 0);
filterInputField = UIFactory.CreateInputField(rowObj, "NameFilterInput", "...");
UIFactory.SetLayoutElement(filterInputField.UIRoot, minHeight: 25, flexibleWidth: 300);
filterInputField.OnValueChanged += (string val) => { SetFilter(val); };
var spacer = UIFactory.CreateUIObject("Spacer", rowObj);
UIFactory.SetLayoutElement(spacer, minWidth: 25);
// Update button and toggle
var updateButton = UIFactory.CreateButton(rowObj, "UpdateButton", "Update displayed values", new Color(0.22f, 0.28f, 0.22f));
UIFactory.SetLayoutElement(updateButton.Component.gameObject, minHeight: 25, minWidth: 175, flexibleWidth: 0);
updateButton.OnClick += UpdateClicked;
var toggleObj = UIFactory.CreateToggle(rowObj, "AutoUpdateToggle", out autoUpdateToggle, out Text toggleText);
UIFactory.SetLayoutElement(toggleObj, minWidth: 125, minHeight: 25);
autoUpdateToggle.isOn = false;
toggleText.text = "Auto-update";
}
// Second row
private void ConstructSecondRow(GameObject parent)
{
var rowObj = UIFactory.CreateUIObject("SecondRow", parent);
UIFactory.SetLayoutGroup<HorizontalLayoutGroup>(rowObj, false, false, true, true, 5, 2, 2, 2, 2);
UIFactory.SetLayoutElement(rowObj, minHeight: 25, flexibleHeight: 0, flexibleWidth: 9999);
// Scope buttons
var scopeLabel = UIFactory.CreateLabel(rowObj, "ScopeLabel", "Scope:", TextAnchor.MiddleLeft, Color.grey);
UIFactory.SetLayoutElement(scopeLabel.gameObject, minHeight: 25, minWidth: 60, flexibleWidth: 0);
AddScopeFilterButton(rowObj, BindingFlags.Default, true);
AddScopeFilterButton(rowObj, BindingFlags.Instance);
AddScopeFilterButton(rowObj, BindingFlags.Static);
var spacer = UIFactory.CreateUIObject("Spacer", rowObj);
UIFactory.SetLayoutElement(spacer, minWidth: 15);
// Member type toggles
AddMemberTypeToggle(rowObj, MemberTypes.Property, 90);
AddMemberTypeToggle(rowObj, MemberTypes.Field, 70);
AddMemberTypeToggle(rowObj, MemberTypes.Method, 90);
AddMemberTypeToggle(rowObj, MemberTypes.Constructor, 110);
}
private void AddScopeFilterButton(GameObject parent, BindingFlags flags, bool setAsActive = false)
{
string lbl = flags == BindingFlags.Default ? "All" : flags.ToString();
var color = setAsActive ? enabledButtonColor : disabledButtonColor;
var button = UIFactory.CreateButton(parent, "Filter_" + flags, lbl, color);
UIFactory.SetLayoutElement(button.Component.gameObject, minHeight: 25, flexibleHeight: 0, minWidth: 70, flexibleWidth: 0);
scopeFilterButtons.Add(flags, button);
button.OnClick += () => { SetFilter(flags); };
}
private void AddMemberTypeToggle(GameObject parent, MemberTypes type, int width)
{
var toggleObj = UIFactory.CreateToggle(parent, "Toggle_" + type, out Toggle toggle, out Text toggleText);
UIFactory.SetLayoutElement(toggleObj, minHeight: 25, minWidth: width);
string color = type switch
{
MemberTypes.Method => SignatureHighlighter.METHOD_INSTANCE,
MemberTypes.Field => SignatureHighlighter.FIELD_INSTANCE,
MemberTypes.Property => SignatureHighlighter.PROP_INSTANCE,
MemberTypes.Constructor => SignatureHighlighter.CLASS_INSTANCE,
_ => throw new NotImplementedException()
};
toggleText.text = $"<color={color}>{type}</color>";
toggle.graphic.TryCast<Image>().color = color.ToColor() * 0.65f;
MemberFilter flag = type switch
{
MemberTypes.Method => MemberFilter.Method,
MemberTypes.Property => MemberFilter.Property,
MemberTypes.Field => MemberFilter.Field,
MemberTypes.Constructor => MemberFilter.Constructor,
_ => throw new NotImplementedException()
};
toggle.onValueChanged.AddListener((bool val) => { OnMemberTypeToggled(flag, val); });
memberTypeToggles.Add(toggle);
}
}
}