tweaks to filesystem and added $design_mode

lib/sproutcore/rack/builder.rb

@@ -89,11 +89,14 @@ def call(env)
 
         project_mutex.synchronize do 
           did_reload = reload_project! # if needed
-
+          
           # collect some standard info
           url = env['PATH_INFO']
           url = '/sproutcore/welcome' if url == '/'
-
+
+          #designer mode?
+          $design_mode = true if /designMode=YES/ =~ env['QUERY_STRING'] 
+          SC.logger.info $design_mode
           # look for a matching target
           target = target_for(url)
           ret = not_found("No matching target") if target.nil?

lib/sproutcore/rack/filesystem.rb

@@ -102,25 +102,28 @@ def call(env)
 
       def list_files(original_path)
         results = []
+        @id = 0
         with_sanitized_path(original_path) do |root_path|
           results = folder_contents(root_path, root_path)
         end
         success(results.to_json)
       end
 
       def folder_contents(dir, root_path)
-        results = [];
+        results = []
+
         Dir.new(dir).each do |path|
           name = path
           path = dir + path
           sc_path = path.gsub(root_path,"")
           sc_path = sc_path.gsub(name,"")
           if FileTest.directory?(path)
             if not (File.basename(path)[0] == ?. or @ignore_directories.include?(File.basename(path)))
-              results<< {:type => :dir, :dir => sc_path, :name =>name, :contents=> folder_contents(path+"/", root_path)}
+              results<< {:type => :Dir, :dir => sc_path, :name =>name, 
+                          :contents=> folder_contents(path+"/", root_path), :id => @id+=1}
             end
           else #just a regular file
-            results<< {:type => :file, :dir => sc_path, :name => name}
+            results<< {:type => :File, :dir => sc_path, :name => name, :id => @id+=1 }
           end
         end
         return results