A simple storage scheme.

plugins/project/project.coffee

@@ -16,9 +16,6 @@ class Project extends Pane
   keymap:
     'Command-Ctrl-N': 'toggle'
 
-  persistantProperties:
-    'openedPaths' : []
-
   initialize: ->
     @reload(File.workingDirectory())
     @editor = activeWindow.document
@@ -29,44 +26,51 @@ class Project extends Pane
       if File.isDirectory filename
         @reload filename
       else
-        if not _.include @openedPaths, filename
-          @openedPaths.push filename
-          @openedPaths = @openedPaths # How icky, need to do this to store it
+        openedPaths = @storage('openedPaths') ? []
+        if not _.include openedPaths, filename
+          openedPaths.push filename
+          @storage('openedPaths', openedPaths)
 
     @editor.ace.on 'close', ({filename}) =>
       if File.isFile filename
-        @openedPaths = _.without @openedPaths, filename
+        openedPaths = @storage('openedPaths') ? []
+        openedPaths = _.without openedPaths, filename
+        @storage('openedPaths', openedPaths)
 
     @editor.ace.on 'loaded', =>
       # Reopen files (remove ones that no longer exist)
-      for path in @openedPaths
+      openedPaths = @storage('openedPaths') ? []
+      for path in openedPaths
         if File.isFile path
           @editor.open path
         else if not File.exists path
-          @openedPaths = _.without @openedPaths, path
+          openedPaths = _.without openedPaths, path
+          @storage('openedPaths', openedPaths)
 
     $('#project li').live 'click', (event) =>
       $('#project .active').removeClass 'active'
       el = $(event.currentTarget)
       path = decodeURIComponent el.attr 'path'
       if File.isDirectory path
+        openedPaths = @storage('openedPaths') ? []
         if el.hasClass 'open'
-          @openedPaths = _.without @openedPaths, path
+          openedPaths = _.without openedPaths, path
           el.removeClass 'open'
           el.children("ul").remove()
         else
-          @openedPaths.push path unless _.include @openedPaths, path
-          @openedPaths = @openedPaths # How icky, need to do this to store it
+          openedPaths.push path unless _.include openedPaths, path
           el.addClass 'open'
           list = @createList path
           el.append list
+
+        @storage('openedPaths', openedPaths)
       else
         el.addClass 'active'
         activeWindow.open path
 
       false # Don't bubble!
 
-  persistentanceNamespace: -> 
+  storageNamespace: ->
     @.constructor.name + @dir
 
   reload: (dir) ->
@@ -85,7 +89,8 @@ class Project extends Pane
       type = if File.isDirectory path then 'dir' else 'file'
       encodedPath = encodeURIComponent path
       listItem = $("<li class='#{type}' path='#{encodedPath}'>#{filename}</li>")
-      if _.include(@openedPaths, path) and type == 'dir'
+      openedPaths = @storage('openedPaths') ? []
+      if _.include(openedPaths, path) and type == 'dir'
         listItem.append @createList path
         listItem.addClass "open"
       list.append listItem

src/pane.coffee

@@ -10,14 +10,7 @@ class Pane
 
   keymap: {}
 
-  persistantProperties: {}
-
-  editableProperties: {}
-
   constructor: (options={}) ->
-    @createPersistentProperty(k, v) for k, v of @persistantProperties
-    @createPersistentProperty(k, v) for k, v of @editableProperties
-
     for option, value of options
       @[option] = value
 
@@ -34,35 +27,20 @@ class Pane
 
     @initialize options
 
-  createPersistentProperty: (property, defaultValue) ->
-    storedPropertyName = "__" + property + "__"
-    Object.defineProperty @, property,
-      get: ->
-        key = @persistentanceNamespace() + property
+  storage: (key, value) ->
+    try
+      object = JSON.parse(localStorage[@storageNamespace()] ? "{}")
+    catch error
+      error.message += "\n#{key}: #{value}"
+      console.log(error)
 
-        if @[storedPropertyName]
-          # Cool, just chill for awhile
-        else if localStorage[key]
-          try
-            @[storedPropertyName] = JSON.parse(localStorage[key] ? "null")
-          catch error
-            @[storedPropertyName] = defaultValue
-            error.message += "\n#{key}: #{JSON.stringify localStorage[key]}"
-            console.log(error)
-        else
-          @[storedPropertyName] = defaultValue
-
-        return @[storedPropertyName]
-
-      set: (value) ->
-        key = @persistentanceNamespace() + property
-
-        try
-          @[storedPropertyName] = value
-          localStorage[key] = JSON.stringify value
-        catch error
-          error.message += "\n value = #{JSON.stringify value}"
-          console.log(error)
+    if value?
+      # Putting data in
+      object[key] = value
+      localStorage[@storageNamespace()] = JSON.stringify(object)
+    else
+      # Getting data out
+      object[key]
 
   toggle: ->
     if @showing
@@ -78,4 +56,4 @@ class Pane
   # Override these in your subclass
   initialize: ->
 
-  persistentanceNamespace: -> @.constructor.name
+  storageNamespace: -> @.constructor.name