/arms/ui/arms.ui.include/inc/tableSorter/inc/jquery.tablesorter.pager.js

/*******************************************************************************

 jquery.mb.components

 Copyright (c) 2001-2010. Matteo Bicocchi (Pupunzi); Open lab srl, Firenze - Italy

 email: mbicocchi@open-lab.com

 site: http://pupunzi.com



 Licences: MIT, GPL

 http://www.opensource.org/licenses/mit-license.php

 http://www.gnu.org/licenses/gpl.html

 ******************************************************************************/



(function($) {

	$.extend({

		tablesorterPager: new function() {

			

			function updatePageDisplay(c) {

				var s = $(c.cssPageDisplay,c.container).val((c.page+1) + c.seperator + c.totalPages);	

			}

			

			function setPageSize(table,size) {

				var c = table.config;

				c.size = size;

				c.totalPages = Math.ceil(c.totalRows / c.size);

				c.pagerPositionSet = false;

				moveToPage(table);

				fixPosition(table);

			}

			

			function fixPosition(table) {

				var c = table.config;

				if(!c.pagerPositionSet && c.positionFixed) {

					var c = table.config, o = $(table);

					if(o.offset) {

						c.container.css({

							top: o.offset().top + o.height() + 'px',

							position: 'absolute'

						});

					}

					c.pagerPositionSet = true;

				}

			}

			

			function moveToFirstPage(table) {

				var c = table.config;

				c.page = 0;

				moveToPage(table);

			}

			

			function moveToLastPage(table) {

				var c = table.config;

				c.page = (c.totalPages-1);

				moveToPage(table);

			}

			

			function moveToNextPage(table) {

				var c = table.config;

				c.page++;

				if(c.page >= (c.totalPages-1)) {

					c.page = (c.totalPages-1);

				}

				moveToPage(table);

			}

			

			function moveToPrevPage(table) {

				var c = table.config;

				c.page--;

				if(c.page <= 0) {

					c.page = 0;

				}

				moveToPage(table);

			}

						

			

			function moveToPage(table) {

				var c = table.config;

				if(c.page < 0 || c.page > (c.totalPages-1)) {

					c.page = 0;

				}

				

				renderTable(table,c.rowsCopy);

			}

			

			function renderTable(table,rows) {

				

				var c = table.config;

				var l = rows.length;

				var s = (c.page * c.size);

				var e = (s + c.size);

				if(e > rows.length ) {

					e = rows.length;

				}

				

				

				var tableBody = $(table.tBodies[0]);

				

				// clear the table body

				

				$.tablesorter.clearTableBody(table);

				

				for(var i = s; i < e; i++) {

					

					//tableBody.append(rows[i]);

					

					var o = rows[i];

					var l = o.length;

					for(var j=0; j < l; j++) {

						

						tableBody[0].appendChild(o[j]);



					}

				}

				

				fixPosition(table,tableBody);

				

				$(table).trigger("applyWidgets");

				

				if( c.page >= c.totalPages ) {

        			moveToLastPage(table);

				}

				

				updatePageDisplay(c);

			}

			

			this.appender = function(table,rows) {

				

				var c = table.config;

				

				c.rowsCopy = rows;

				c.totalRows = rows.length;

				c.totalPages = Math.ceil(c.totalRows / c.size);

				

				renderTable(table,rows);

			};

			

			this.defaults = {

				size: 10,

				offset: 0,

				page: 0,

				totalRows: 0,

				totalPages: 0,

				container: null,

				cssNext: '.next',

				cssPrev: '.prev',

				cssFirst: '.first',

				cssLast: '.last',

				cssPageDisplay: '.pagedisplay',

				cssPageSize: '.pagesize',

				seperator: "/",

				positionFixed: false,

				appender: this.appender

			};

			

			this.construct = function(settings) {

				

				return this.each(function() {	

					

					config = $.extend(this.config, $.tablesorterPager.defaults, settings);

					

					var table = this, pager = config.container;

				

					$(this).trigger("appendCache");

					

					config.size = parseInt($(".pagesize",pager).val());

					

					$(config.cssFirst,pager).click(function() {

						moveToFirstPage(table);

						return false;

					});

					$(config.cssNext,pager).click(function() {

						moveToNextPage(table);

						return false;

					});

					$(config.cssPrev,pager).click(function() {

						moveToPrevPage(table);

						return false;

					});

					$(config.cssLast,pager).click(function() {

						moveToLastPage(table);

						return false;

					});

					$(config.cssPageSize,pager).change(function() {

						setPageSize(table,parseInt($(this).val()));

						return false;

					});

				});

			};

			

		}

	});

	// extend plugin scope

	$.fn.extend({

        tablesorterPager: $.tablesorterPager.construct

	});

	

})(jQuery);