gistfile1.js

PMC_Deadline_Checklist = function () {
        //cache the reference to our class
        var self = this;

        //Cache the checklist container
        this.$checklist_container = $( '#pmc-deadline-post-checklist-meta-box' );

        //Cache the HTML DOM Checklist Items we'll be updating
        this.$vertical_taxonomy_todo_item = this.$checklist_container.find( 'li.vertical' );
        this.$category_taxonomy_todo_item = this.$checklist_container.find( 'li.category' );
        this.$post_tag_taxonomy_todo_item = this.$checklist_container.find( 'li.post-tag' );
        this.$featured_image_todo_item    = this.$checklist_container.find( 'li.featured-image' );
        this.$seo_title_todo_item         = this.$checklist_container.find( 'li.seo-title' );
        this.$seo_description_todo_item   = this.$checklist_container.find( 'li.seo-description' );
        this.$seo_keywords_todo_item      = this.$checklist_container.find( 'li.seo-keywords' );

        //Cache the initially-loaded vertical input fields 
        this.$taxonomy_vertical_input = $( 'ul#verticalchecklist li input[type = "checkbox"]' );
        this.$taxonomy_category_input = $( 'ul#categorychecklist li input[type = "checkbox"]' );
        this.$taxonomy_post_tag_div   = $( 'div.tagchecklist' );
        this.$featured_image_div      = $( '#postimagediv' );
        this.$seo_title               = $( '#mt_seo_title' );
        this.$seo_description         = $( '#mt_seo_description' );
        this.$seo_keywords            = $( '#mt_seo_keywords' );
        
        this.watch_for_changes = function () {
            //Watch for Vertical taxonomy changes
            this.watch_for_vertical_taxonomy_changes();

            //Watch for Category taxonomy changes
            this.watch_for_category_taxonomy_changes();

            //Watch for Post Tag changes
            this.watch_for_post_tag_changes();

            //Watch for Featured Images Changes
            this.watch_for_featured_image_changes();

            //Watch for SEO Title Changes
            this.watch_for_seo_title_changes();

            //Watch for SEO Description Changes
            this.watch_for_seo_description_changes();

            //Watch for SEO Keyword Changes
            this.watch_for_seo_keyword_changes();
        }
    }
    
    new PMC_Deadline_Checklist();