History detail tree view

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/BranchesView.cs

@@ -39,8 +39,8 @@ class BranchesView : Subview
         [NonSerialized] private int listID = -1;
         [NonSerialized] private BranchesMode targetMode;
 
-        [SerializeField] private BranchesTree treeLocals;
-        [SerializeField] private BranchesTree treeRemotes;
+        [SerializeField] private BranchesTree treeLocals = new BranchesTree { Title = LocalTitle };
+        [SerializeField] private BranchesTree treeRemotes = new BranchesTree { Title = RemoteTitle, IsRemote = true };
         [SerializeField] private BranchesMode mode = BranchesMode.Default;
         [SerializeField] private string newBranchName;
         [SerializeField] private Vector2 scroll;
@@ -155,18 +155,6 @@ private void Render()
 
         private void BuildTree()
         {
-            if (treeLocals == null)
-            {
-                treeLocals = new BranchesTree();
-                treeLocals.Title = LocalTitle;
-
-                treeRemotes = new BranchesTree();
-                treeRemotes.Title = RemoteTitle;
-                treeRemotes.IsRemote = true;
-
-                TreeOnEnable();
-            }
-
             localBranches.Sort(CompareBranches);
             remoteBranches.Sort(CompareBranches);
 

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/ChangesView.cs

@@ -28,7 +28,7 @@ class ChangesView : Subview
         [SerializeField] private string currentBranch = "[unknown]";
 
         [SerializeField] private Vector2 treeScroll;
-        [SerializeField] private ChangesTree treeChanges;
+        [SerializeField] private ChangesTree treeChanges = new ChangesTree { DisplayRootNode = false, IsCheckable = true };
 
         [SerializeField] private HashSet<string> gitLocks;
         [SerializeField] private List<GitStatusEntry> gitStatusEntries;
@@ -212,17 +212,7 @@ private void MaybeUpdateData()
 
         private void BuildTree()
         {
-            if (treeChanges == null)
-            {
-                treeChanges = new ChangesTree();
-                treeChanges.Title = "Changes";
-                treeChanges.DisplayRootNode = false;
-                treeChanges.IsCheckable = true;
-                treeChanges.PathSeparator = Environment.FileSystem.DirectorySeparatorChar.ToString();
-
-                TreeOnEnable();
-            }
-
+            treeChanges.PathSeparator = Environment.FileSystem.DirectorySeparatorChar.ToString();
             treeChanges.Load(gitStatusEntries.Select(entry => new GitStatusEntryTreeData(entry, gitLocks.Contains(entry.Path))));
             Redraw();
         }

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/HistoryView.cs

@@ -341,6 +341,8 @@ class HistoryView : Subview
 
         [SerializeField] private int statusAhead;
         [SerializeField] private int statusBehind;
+
+        [SerializeField] private ChangesTree treeChanges = new ChangesTree { IsSelectable = false, DisplayRootNode = false };
 
         [SerializeField] private CacheUpdateEvent lastCurrentRemoteChangedEvent;
         [SerializeField] private CacheUpdateEvent lastLogChangedEvent;
@@ -349,6 +351,7 @@ class HistoryView : Subview
         public override void OnEnable()
         {
             base.OnEnable();
+            TreeOnEnable();
             AttachHandlers(Repository);
 
             if (Repository != null)
@@ -372,11 +375,6 @@ public override void OnDataUpdate()
         }
 
         public override void OnGUI()
-        {
-            OnEmbeddedGUI();
-        }
-
-        public void OnEmbeddedGUI()
         {
             // History toolbar
             GUILayout.BeginHorizontal(EditorStyles.toolbar);
@@ -448,6 +446,7 @@ public void OnEmbeddedGUI()
                 var requiresRepaint = historyControl.Render(historyControlRect,  
                     entry => {
                         selectedEntry = entry;
+                        BuildTree();
                     },
                     entry => { },
                     entry => { });
@@ -482,10 +481,35 @@ public void OnEmbeddedGUI()
                     GUILayout.Label("Files changed", EditorStyles.boldLabel);
                     GUILayout.Space(-5);
 
+                    rect = GUILayoutUtility.GetLastRect();
                     GUILayout.BeginHorizontal(Styles.HistoryFileTreeBoxStyle);
+                    GUILayout.BeginVertical();
                     {
-                        //changesetTree.OnGUI();
+                        var borderLeft = Styles.Label.margin.left;
+                        var treeControlRect = new Rect(rect.x + borderLeft, rect.y, Position.width - borderLeft * 2, Position.height - rect.height + Styles.CommitAreaPadding);
+                        var treeRect = Rect.zero;
+                        if (treeChanges != null)
+                        {
+                            treeChanges.FolderStyle = Styles.Foldout;
+                            treeChanges.TreeNodeStyle = Styles.TreeNode;
+                            treeChanges.ActiveTreeNodeStyle = Styles.ActiveTreeNode;
+                            treeChanges.FocusedTreeNodeStyle = Styles.FocusedTreeNode;
+                            treeChanges.FocusedActiveTreeNodeStyle = Styles.FocusedActiveTreeNode;
+
+                            treeRect = treeChanges.Render(treeControlRect, detailsScroll,
+                                node => { },
+                                node => {
+                                },
+                                node => {
+                                });
+
+                            if (treeChanges.RequiresRepaint)
+                                Redraw();
+                        }
+
+                        GUILayout.Space(treeRect.y - treeControlRect.y);
                     }
+                    GUILayout.EndVertical();
                     GUILayout.EndHorizontal();
 
                     GUILayout.Space(EditorGUIUtility.standardVerticalSpacing);
@@ -497,7 +521,7 @@ public void OnEmbeddedGUI()
         private void HistoryDetailsEntry(GitLogEntry entry)
         {
             GUILayout.BeginVertical(Styles.HeaderBoxStyle);
-            GUILayout.Label(entry.Summary, Styles.HistoryDetailsTitleStyle, GUILayout.Width(Position.width));
+            GUILayout.Label(entry.Summary, Styles.HistoryDetailsTitleStyle);
 
             GUILayout.Space(-5);
 
@@ -690,6 +714,22 @@ private void Fetch()
                 .Start();
         }
 
+        private void BuildTree()
+        {
+            treeChanges.PathSeparator = Environment.FileSystem.DirectorySeparatorChar.ToString();
+            treeChanges.Load(selectedEntry.changes.Select(entry => new GitStatusEntryTreeData(entry)));
+            Redraw();
+        }
+
+        private void TreeOnEnable()
+        {
+            if (treeChanges != null)
+            {
+                treeChanges.OnEnable();
+                treeChanges.UpdateIcons(Styles.FolderIcon);
+            }
+        }
+
         public override bool IsBusy
         {
             get { return false; }

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/TreeControl.cs

@@ -424,7 +424,7 @@ public TreeNodeRenderResult Render(Rect rect, float indentation, bool isSelected
                 return renderResult;
 
             var fillRect = rect;
-            var nodeStartX = Level * indentation;
+            var nodeStartX = Level * indentation + rect.x;
             nodeStartX += 2 * level;
 
             var nodeRect = new Rect(nodeStartX, rect.y, fillRect.width - nodeStartX, rect.height);