session-desktop/js/views/scroll_down_button_view.js

/*
 * vim: ts=4:sw=4:expandtab
 */
(function () {
    'use strict';
    window.Whisper = window.Whisper || {};

    Whisper.ScrollDownButtonView = Whisper.View.extend({
        className: 'scroll-down-button-view',
        templateName: 'scroll-down-button-view',

        initialize: function(options) {
          options = options || {};
          this.count = options.count || 0;
        },

        increment: function(count) {
            count = count || 0;
            this.count += count;
            this.render();
        },

        render_attributes: function() {
            var cssClass = this.count > 0 ? 'new-messages' : '';

            var moreBelow = i18n('scrollDown');
            if (this.count > 1) {
                moreBelow = i18n('messagesBelow');
            } else if (this.count === 1) {
                moreBelow = i18n('messageBelow');
            }

            return {
                cssClass: cssClass,
                moreBelow: moreBelow
            };
        }
    });
})();