Support opening project outline view without open editor

src/extensions/outline-view/src/keymap.coffee

@@ -1,4 +1,6 @@
 window.keymap.bindKeys '.editor'
   'meta-j': 'outline-view:toggle-file-outline'
-  'meta-J': 'outline-view:toggle-project-outline'
   'meta-.': 'outline-view:jump-to-declaration'
+
+window.keymap.bindKeys 'body'
+  'meta-J': 'outline-view:toggle-project-outline'

src/extensions/outline-view/src/outline-view.coffee

@@ -68,7 +68,7 @@ class OutlineView extends SelectList
 
   populateProjectOutline: ->
     @setLoading("Loading symbols...")
-    TagReader.getAllTags(@rootView.getActiveEditor()).done (tags) =>
+    TagReader.getAllTags(@rootView.project).done (tags) =>
       if tags.length > 0
         @miniEditor.show()
         @maxItems = 10
@@ -85,7 +85,7 @@ class OutlineView extends SelectList
   openTag: (tag) ->
     position = tag.position
     position = @getTagLine(tag) unless position
-    @rootView.openInExistingEditor(tag.file, true, true) if tag.file
+    @rootView.open(tag.file, {changeFocus: true, allowActiveEditorChange:true}) if tag.file
     @moveToPosition(position) if position
 
   moveToPosition: (position) ->

src/extensions/outline-view/src/tag-reader.coffee

@@ -3,8 +3,7 @@ $ = require 'jquery'
 
 module.exports =
 
-getTagsFile: (editor) ->
-  project = editor.rootView().project
+getTagsFile: (project) ->
   tagsFile = project.resolve("tags") or project.resolve("TAGS")
   return tagsFile if fs.isFile(tagsFile)
 
@@ -12,14 +11,14 @@ find: (editor) ->
   word = editor.getTextInRange(editor.getCursor().getCurrentWordBufferRange())
   return [] unless word.length > 0
 
-  tagsFile = @getTagsFile(editor)
+  tagsFile = @getTagsFile(editor.rootView().project)
   return [] unless tagsFile
 
   $tags.find(tagsFile, word) or []
 
-getAllTags: (editor, callback) ->
+getAllTags: (project, callback) ->
   deferred = $.Deferred()
-  tagsFile = @getTagsFile(editor)
+  tagsFile = @getTagsFile(project)
   if tagsFile
     $tags.getAllTagsAsync tagsFile, (tags) =>
       deferred.resolve(tags)