WebRoot/js/jquery_002.js

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

/**
 * This jQuery plugin displays pagination links inside the selected elements.
 * 
 * This plugin needs at least jQuery 1.4.2
 *
 * @author Gabriel Birke (birke *at* d-scribe *dot* de)
 * @version 2.2
 * @param {int} maxentries Number of entries to paginate
 * @param {Object} opts Several options (see README for documentation)
 * @return {Object} jQuery Object
 */
 (function($){
	/**
	 * @class Class for calculating pagination values
	 */
	$.PaginationCalculator = function(maxentries, opts) {
		this.maxentries = maxentries;
		this.opts = opts;
	}
	
	$.extend($.PaginationCalculator.prototype, {
		/**
		 * Calculate the maximum number of pages
		 * @method
		 * @returns {Number}
		 */
		numPages:function() {
			return Math.ceil(this.maxentries/this.opts.items_per_page);
		},
		/**
		 * Calculate start and end point of pagination links depending on 
		 * current_page and num_display_entries.
		 * @returns {Array}
		 */
		getInterval:function(current_page)  {
			var ne_half = Math.floor(this.opts.num_display_entries/2);
			var np = this.numPages();
			var upper_limit = np - this.opts.num_display_entries;
			var start = current_page > ne_half ? Math.max( Math.min(current_page - ne_half, upper_limit), 0 ) : 0;
			var end = current_page > ne_half?Math.min(current_page+ne_half + (this.opts.num_display_entries % 2), np):Math.min(this.opts.num_display_entries, np);
			return {start:start, end:end};
		}
	});
	
	// Initialize jQuery object container for pagination renderers
	$.PaginationRenderers = {}
	
	/**
	 * @class Default renderer for rendering pagination links
	 */
	$.PaginationRenderers.defaultRenderer = function(maxentries, opts) {
		this.maxentries = maxentries;
		this.opts = opts;
		this.pc = new $.PaginationCalculator(maxentries, opts);
	}
	$.extend($.PaginationRenderers.defaultRenderer.prototype, {
		/**
		 * Helper function for generating a single link (or a span tag if it's the current page)
		 * @param {Number} page_id The page id for the new item
		 * @param {Number} current_page