0.3.0: Added history list

Editor/History/Window/EditorHistoryWindow.cs

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+using System;
+using UnityEditor;
+using UnityEngine;
+using Object = UnityEngine.Object;
+
+namespace Game.NavigationTool.Editor.History
+{
+    internal sealed class EditorHistoryWindow : EditorWindow
+    {
+        [NonSerialized]
+        private Styles styles;
+        [SerializeField]
+        public EditorHistoryViewTools viewTools;
+        [SerializeField]
+        private EditorHistoryViewSearchList viewSearchList;
+        
+        [MenuItem("Tools/Windows/History")]
+        public static void Open()
+        {
+            var window = GetWindow<EditorHistoryWindow>();
+            window.titleContent = new GUIContent("History");
+            window.Show();
+        }
+
+        private void OnEnable()
+        {
+            if (styles == null)
+                styles = new Styles();
+            if (viewTools == null)
+                viewTools = new EditorHistoryViewTools();
+            if (viewSearchList == null)
+                viewSearchList = new EditorHistoryViewSearchList();
+        }
+
+        private void OnGUI()
+        {
+            if (Event.current.type == EventType.Layout)
+                return;
+            
+            styles.Initialize(GUI.skin);
+            var rectTools = new Rect(0.0f, 0.0f, position.width, EditorGUIUtility.singleLineHeight);
+            var rectList = new Rect(0.0f, rectTools.yMax, position.width, position.height - rectTools.height);
+            
+            viewTools.Initialize();
+            viewTools.Draw(this, rectTools, styles);
+
+            viewSearchList.Initialize();
+            viewSearchList.Draw(this, rectList, styles);
+
+            HandleClickEvent();
+        }
+
+        private void HandleClickEvent()
+        {
+            if (!HistoryGUIUtility.isClicked)
+                return;
+
+            HistoryList historyList = HistoryUtility.GetHistoryList();
+            Object obj = historyList.GetObject(HistoryGUIUtility.currentEntry);
+
+            if (obj != null)
+            {
+                HistoryListPostProcess.IgnoreNextSelectionChange();
+                Selection.activeObject = obj;
+                EditorGUIUtility.PingObject(obj);
+            }
+                
+            HistoryGUIUtility.Used();
+        }
+    }
+}

Editor/History/Window/EditorHistoryWindow.cs.meta

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Editor/History/Window/Styles.meta

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Editor/History/Window/Styles/Styles.cs

@@ -0,0 +1,32 @@
+using UnityEngine;
+
+namespace Game.NavigationTool.Editor.History
+{
+    internal sealed class Styles
+    {
+        public GUIStyle toolbox;
+
+        public GUIStyle entry;
+        public GUIStyle invalidEntry;
+        
+        private GUISkin skin;
+
+        public void Initialize(GUISkin skin)
+        {
+            if (this.skin == skin)
+                return;
+
+            this.skin = skin;
+            toolbox = new GUIStyle(skin.box);
+            
+            entry = new GUIStyle(skin.label);
+            entry.hover.textColor = entry.onHover.textColor = Color.white;
+            entry.active.textColor = entry.onActive.textColor = Color.yellow;
+            
+            invalidEntry = new GUIStyle(entry);
+            invalidEntry.normal.textColor = Color.red;
+            invalidEntry.hover.textColor = invalidEntry.onHover.textColor = new Color(1.0f, 0.3f, 0.3f);
+            invalidEntry.active.textColor = invalidEntry.onActive.textColor = new Color(1.0f, 0.0f, 0.5f);
+        }
+    }
+}

Editor/History/Window/Styles/Styles.cs.meta

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Editor/History/Window/Views.meta

@@ -0,0 +1,8 @@
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Editor/History/Window/Views/AbstractEditorHistoryView.cs

@@ -0,0 +1,10 @@
+using UnityEngine;
+
+namespace Game.NavigationTool.Editor.History
+{
+    internal abstract class AbstractEditorHistoryView
+    {
+        public abstract void Initialize();
+        public abstract void Draw(EditorHistoryWindow window, Rect rect, Styles styles);
+    }
+}

Editor/History/Window/Views/AbstractEditorHistoryView.cs.meta

@@ -0,0 +1,3 @@
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+timeCreated: 1613305008

Editor/History/Window/Views/EditorHistoryViewSearchList.cs

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+using System;
+using UnityEditor;
+using UnityEngine;
+
+namespace Game.NavigationTool.Editor.History
+{
+    [Serializable]
+    internal sealed class EditorHistoryViewSearchList : AbstractEditorHistoryView
+    {
+        [SerializeField]
+        private Vector2 scrollPosition;
+        
+        [NonSerialized]
+        private HistoryList historyList;
+
+        public override void Initialize()
+        {
+            historyList = HistoryUtility.GetHistoryList();
+        }
+
+        public override void Draw(EditorHistoryWindow window, Rect rect, Styles styles)
+        {
+            float entryHeight = EditorGUIUtility.singleLineHeight;
+            float height = entryHeight * historyList.entries.Count;
+
+            bool isSearching = !string.IsNullOrEmpty(window.viewTools.searchStr);
+            string lowerSearchStr = window.viewTools.searchStr.ToLower();
+            
+            GUI.BeginGroup(rect);
+            {
+                var position = new Rect(0.0f, 0.0f, rect.width, rect.height);
+                var viewRect = new Rect(0.0f, 0.0f, position.height > height ? position.width : position.width - 14.0f, height);
+                var entryRect = new Rect(0.0f, 0.0f, viewRect.width, entryHeight);
+            
+                scrollPosition = GUI.BeginScrollView(position, scrollPosition, viewRect);
+                {
+                    for (int i = historyList.entries.Count - 1; i >= 0; i--)
+                    {
+                        HistoryList.Entry e = historyList.entries[i];
+                        
+                        if (isSearching && !e.lowerName.Contains(lowerSearchStr))
+                            continue;
+                        
+                        HistoryGUIUtility.DrawEntry(entryRect, historyList.entries[i], styles, true);
+                        entryRect.y += entryHeight;
+                    }
+                }
+                GUI.EndScrollView();
+            }
+            GUI.EndGroup();
+        }
+    }
+}

Editor/History/Window/Views/EditorHistoryViewSearchList.cs.meta

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Editor/History/Window/Views/EditorHistoryViewTools.cs

@@ -0,0 +1,41 @@
+using System;
+using UnityEditor;
+using UnityEngine;
+
+namespace Game.NavigationTool.Editor.History
+{
+    [Serializable]
+    internal sealed class EditorHistoryViewTools : AbstractEditorHistoryView
+    {
+        public string searchStr = string.Empty;
+
+        [NonSerialized]
+        private HistoryList historyList;
+        
+        public override void Initialize()
+        {
+            historyList = HistoryUtility.GetHistoryList();
+        }
+
+        public override void Draw(EditorHistoryWindow window, Rect rect, Styles styles)
+        {
+            const float BUTTON_SIZE = 50.0f;
+            
+            GUI.BeginGroup(rect, styles.toolbox);
+            {
+                var r0 = new Rect(0.0f, 0.0f, rect.width - BUTTON_SIZE, rect.height);
+                var r1 = new Rect(r0.xMax, 0.0f, BUTTON_SIZE, rect.height);
+                searchStr = EditorGUI.TextField(r0, searchStr);
+
+                if (GUI.Button(r1, "Clear"))
+                    historyList.Clear();
+            }
+            GUI.EndGroup();
+        }
+
+        public bool IsSearching()
+        {
+            return !string.IsNullOrEmpty(searchStr);
+        }
+    }
+}

Editor/History/Window/Views/EditorHistoryViewTools.cs.meta

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