Create MVC Framework : ExtJs4, PHP & Codeigniter

I need framework for my Projects, built with PHP, CodeIgniter, Extjs 4 and MySQL. you should provide me Framework with examples of : Web Desktop (windows like) with load dynamic module, and several forms as part of the web desktop like User Role management, form like layout browser on example of ExtJs4 (with treeview menu and open other form on center with tabs for each opened program), Grid with crud, grid with filter, grid with grouping, grid master detail, form to upload file. And if you can please give more example related with grid and form.