play with tree view

app/assets/javascripts/tree.js

@@ -5,17 +5,23 @@
 var Tree = { 
   init: 
     function() { 
+      (new Image).src = "/assets/ajax-loader-tree.gif";
+
       $('#tree-slider td.tree-item-file-name a, #tree-breadcrumbs a').live("click", function() {
         history.pushState({ path: this.path }, '', this.href)
+        $("#tree-content-holder").hide("slide", { direction: "left" }, 150)
       })
 
       $("#tree-slider tr.tree-item").live('click', function(e){
         if(e.target.nodeName != "A") {
-          e.stopPropagation();
           link = $(this).find("td.tree-item-file-name a");
-          link.click();
-          return false;
+          link.trigger("click");
         }
       });
+
+      $('#tree-slider td.tree-item-file-name a, #tree-breadcrumbs a').live({ 
+        "ajax:beforeSend": function() { $('h2.icon').addClass("loading") },
+        "ajax:complete": function() { $('h2.icon').removeClass("loading")} 
+      });
     }
 }

app/assets/stylesheets/projects.css.scss

@@ -647,3 +647,10 @@ h4.middle-panel {
   border-radius:3px;
   float:left;
 }
+
+body.project-page h2.icon.loading { 
+  span { 
+    background-position: 0px 0px;
+    background: url("ajax-loader-tree.gif") no-repeat;
+  }
+}

app/views/refs/tree.js.haml

 :plain
-  $("#tree-content-holder").hide("slide", { direction: "left" }, 150, function(){
+  //$("#tree-content-holder").hide("slide", { direction: "left" }, 150, function(){
     $("#tree-holder").html("#{escape_javascript(render(:partial => "tree", :locals => {:repo => @repo, :commit => @commit, :tree => @tree}))}");
     $("#tree-content-holder").show("slide", { direction: "right" }, 150);
-  });
+  //});