allow turning off auto tracking of active pane

lib/tree-view.coffee

@@ -243,8 +243,13 @@ class TreeView
         @openSelectedEntryInPane index
 
     @disposables.add atom.workspace.getCenter().onDidChangeActivePaneItem =>
-      @selectActiveFile()
-      @revealActiveFile({show: false, focus: false}) if atom.config.get('tree-view.autoReveal')
+      # migrate old tree-view.autoReveal config
+      if atom.config.get 'tree-view.autoReveal'
+        atom.config.set 'tree-view.autoTrackActivePane.autoReveal', true
+        atom.config.unset 'tree-view.autoReveal'
+      autoTrackActivePane = atom.config.get('tree-view.autoTrackActivePane.enabled')
+      @selectActiveFile() if autoTrackActivePane
+      @revealActiveFile({show: false, focus: false}) if autoTrackActivePane and atom.config.get('tree-view.autoTrackActivePane.autoReveal')
     @disposables.add atom.project.onDidChangePaths =>
       @updateRoots()
     @disposables.add atom.config.onDidChange 'tree-view.hideVcsIgnoredFiles', =>

package.json

@@ -80,15 +80,31 @@
       "default": true,
       "description": "When listing directory items, list subdirectories before listing files."
     },
-    "autoReveal": {
-      "type": "boolean",
-      "default": false,
-      "description": "Reveal tree view entries when they become the active pane item."
+    "autoTrackActivePane": {
+      "type": "object",
+      "title": "Auto Select Active Pane",
+      "description": "The Active Pane is typically the focused editor buffer", 
+      "properties": {
+        "enabled": {
+          "order": 1,
+          "title": "Enabled",
+          "type": "boolean",
+          "default": true,
+          "description": "Change the selected tree node to reflect the active pane item as it changes."
+        },
+        "autoReveal": {
+          "order": 2,
+          "title": "Auto Reveal",
+          "type": "boolean",
+          "default": false,
+          "description": "If the new tree selection is not visible, expand and scroll as needed to reveal it into view."
+        }
+      }
     },
     "focusOnReveal": {
       "type": "boolean",
       "default": true,
-      "description": "Focus the tree view when revealing entries."
+      "description": "Make the `Reveal Active File` command focus the tree view after it selects and reveals the active pane item"
     },
     "alwaysOpenExisting": {
       "type": "boolean",

spec/tree-view-package-spec.coffee

@@ -776,10 +776,10 @@ describe "TreeView", ->
           dirView = root1.querySelector('.directory')
           expect(dirView).toHaveClass 'selected'
 
-      describe "when the tree-view.autoReveal config setting is true", ->
+      describe "when the tree-view.autoTrackActivePane.autoReveal config setting is true", ->
         beforeEach ->
           jasmine.attachToDOM(atom.workspace.getElement())
-          atom.config.set "tree-view.autoReveal", true
+          atom.config.set "tree-view.autoTrackActivePane.autoReveal", true
 
         it "selects the active item's entry in the tree view, expanding parent directories if needed", ->
           waitsForPromise ->
@@ -791,6 +791,27 @@ describe "TreeView", ->
           runs ->
             expect(atom.workspace.getActiveTextEditor().getElement()).toHaveFocus()
 
+      describe "when the tree-view.autoTrackActivePane.enabled config setting is false", ->
+        beforeEach ->
+          jasmine.attachToDOM(atom.workspace.getElement())
+          atom.config.set "tree-view.autoTrackActivePane.enabled", false
+
+        it "does not change the selection", ->
+          currentSelection = treeView.getSelectedEntries()[0].textContent
+          console.log "currentSelection="+currentSelection
+          done = false
+          disposable = atom.workspace.getCenter().onDidChangeActivePaneItem =>
+            disposable.dispose()
+            done = true
+
+          waitsForPromise ->
+            atom.workspace.open(path.join('dir1', 'sub-dir1', 'sub-file1'))
+
+          waitsFor -> done
+
+          runs ->
+            expect(treeView.getSelectedEntries()[0].textContent).toBe(currentSelection)
+
   describe "when a different editor becomes active", ->
     beforeEach ->
       jasmine.attachToDOM(workspaceElement)