Rails 3.1 javascript - Util asset pack

Sets up a window.Util object which includes

• Spinner, with methods to set spinner next to element or hide the spinner

• AjaxForm, to ajax enable simple forms

• jQuery ajaxError global handler, exception data during development and friendly message in production

Usage

spinner (js version)

window.Util.spinner.nextTo('#my_button'); 
window.Util.spinner.nextTo('#my_button', 3, 4); // selector, top offset, left offset
window.Util.spinner.hide();

ajax form (coffee script version)

jQuery ->
    new window.Util.AjaxForm '#my_form', -> 
        log "my_form submit success callback"

Install

Update the Gemfile in your rails project, add the following line

gem 'javascript_util_asset_pack'

Run the generator

rails generate javascript_util_asset_pack

does the following:

• Copy spinner.gif to /app/assets/images

• Update application.html.erb adding javascript create window.Rails.env variable

• Update application.html.erb adding image_tag for spinner.gif

• Update application.js adding util_pack

Coming Soon

• configuration object

  • text in ajaxError overrides

  • spinner id override

Resources

• spinner.gif generated using www.ajaxload.info

License

The Unlicense (aka: public domain) unlicense.org