- ;
- (function($) { /*******************************************************************************************/
- // jquery.pajinate.js - version 0.4
- // A jQuery plugin for paginating through any number of DOM elements
- //
- // Copyright (c) , Wes Nolte (http://wesnolte.com)
- // Licensed under the MIT License (MIT-LICENSE.txt)
- // http://www.opensource.org/licenses/mit-license.php
- //
- /*******************************************************************************************/
- $.fn.pajinate = function(options) {
- // Set some state information
- var current_page = 'current_page';
- var items_per_page = 'items_per_page';
- var meta;
- // Setup default option values
- var defaults = {
- item_container_id: '.content',
- items_per_page: 10,
- nav_panel_id: '.page_navigation',
- nav_info_id: '.info_text',
- num_page_links_to_display: 20,
- start_page: 0,
- wrap_around: false,
- nav_label_first: 'First',
- nav_label_prev: 'Prev',
- nav_label_next: 'Next',
- nav_label_last: 'Last',
- nav_order: ["first", "prev", "num", "next", "last"],
- nav_label_info: 'Showing {0}-{1} of {2} results',
- show_first_last: true,
- abort_on_small_lists: false,
- jquery_ui: false,
- jquery_ui_active: "ui-state-highlight",
- jquery_ui_default: "ui-state-default",
- jquery_ui_disabled: "ui-state-disabled"
- };
- var options = $.extend(defaults, options);
- var $item_container;
- var $page_container;
- var $items;
- var $nav_panels;
- var total_page_no_links;
- var jquery_ui_default_class = options.jquery_ui ? options.jquery_ui_default : '';
- var jquery_ui_active_class = options.jquery_ui ? options.jquery_ui_active : '';
- var jquery_ui_disabled_class = options.jquery_ui ? options.jquery_ui_disabled : '';
- return this.each(function() {
- $page_container = $(this);
- $item_container = $(this).find(options.item_container_id);
- $items = $page_container.find(options.item_container_id).children();
- if (options.abort_on_small_lists && options.items_per_page >= $items.size()) return $page_container;
- meta = $page_container;
- // Initialize meta data
- meta.data(current_page, 0);
- meta.data(items_per_page, options.items_per_page);
- // Get the total number of items
- var total_items = $item_container.children().size();
- // Calculate the number of pages needed
- var number_of_pages = Math.ceil(total_items / options.items_per_page);
- // Construct the nav bar
- var more = '<span class="ellipse more">...</span>';
- var less = '<span class="ellipse less">...</span>';
- var first = !options.show_first_last ? '' : '<a class="page-link first_link ' + jquery_ui_default_class + '" href="">' + options.nav_label_first + '</a>';
- var last = !options.show_first_last ? '' : '<a class="page-link last_link ' + jquery_ui_default_class + '" href="">' + options.nav_label_last + '</a>';
- var navigation_html = "";
- for (var i = 0; i < options.nav_order.length; i++) {
- switch (options.nav_order[i]) {
- case "first":
- navigation_html += first;
- break;
- case "last":
- navigation_html += last;
- break;
- case "next":
- navigation_html += '<a class="page-link next_link ' + jquery_ui_default_class + '" href="">' + options.nav_label_next + '</a>';
- break;
- case "prev":
- navigation_html += '<a class="page-link previous_link ' + jquery_ui_default_class + '" href="">' + options.nav_label_prev + '</a>';
- break;
- case "num":
- navigation_html += less;
- var current_link = 0;
- while (number_of_pages > current_link) {
- navigation_html += '<a class="page-link page_link ' + jquery_ui_default_class + '" href="" longdesc="' + current_link + '">' + (current_link + 1) + '</a>';
- current_link++;
- }
- navigation_html += more;
- break;
- default:
- break;
- }
- }
- // And add it to the appropriate area of the DOM
- $nav_panels = $page_container.find(options.nav_panel_id);
- $nav_panels.html(navigation_html).each(function() {
- $(this).find('.page_link:first').addClass('first');
- $(this).find('.page_link:last').addClass('last');
- });
- // Hide the more/less indicators
- $nav_panels.children('.ellipse').hide();
- // Set the active page link styling
- $nav_panels.find('.previous_link').next().next().addClass('active_page ' + jquery_ui_active_class);
- /* Setup Page Display */
- // And hide all pages
- $items.hide();
- // Show the first page
- $items.slice(0, meta.data(items_per_page)).show();
- /* Setup Nav Menu Display */
- // Page number slices
- total_page_no_links = $page_container.find(options.nav_panel_id + ':first').children('.page_link').size();
- options.num_page_links_to_display = Math.min(options.num_page_links_to_display, total_page_no_links);
- $nav_panels.children('.page_link').hide(); // Hide all the page links
- // And only show the number we should be seeing
- $nav_panels.each(function() {
- $(this).children('.page_link').slice(0, options.num_page_links_to_display).show();
- });
- /* Bind the actions to their respective links */
- // Event handler for 'First' link
- $page_container.find('.first_link').click(function(e) {
- e.preventDefault();
- movePageNumbersRight($(this), 0);
- gotopage(0);
- });
- // Event handler for 'Last' link
- $page_container.find('.last_link').click(function(e) {
- e.preventDefault();
- var lastPage = total_page_no_links - 1;
- movePageNumbersLeft($(this), lastPage);
- gotopage(lastPage);
- });
- // Event handler for 'Prev' link
- $page_container.find('.previous_link').click(function(e) {
- e.preventDefault();
- showPrevPage($(this));
- });
- // Event handler for 'Next' link
- $page_container.find('.next_link').click(function(e) {
- e.preventDefault();
- showNextPage($(this));
- });
- // Event handler for each 'Page' link
- $page_container.find('.page_link').click(function(e) {
- e.preventDefault();
- gotopage($(this).attr('longdesc'));
- });
- // Goto the required page
- gotopage(parseInt(options.start_page));
- toggleMoreLess();
- if (!options.wrap_around) tagNextPrev();
- });
- function showPrevPage(e) {
- new_page = parseInt(meta.data(current_page)) - 1;
- // Check that we aren't on a boundary link
- if ($(e).siblings('.active_page').prev('.page_link').length == true) {
- movePageNumbersRight(e, new_page);
- gotopage(new_page);
- }
- else if (options.wrap_around) {
- gotopage(total_page_no_links - 1);
- }
- };
- function showNextPage(e) {
- new_page = parseInt(meta.data(current_page)) + 1;
- // Check that we aren't on a boundary link
- if ($(e).siblings('.active_page').next('.page_link').length == true) {
- movePageNumbersLeft(e, new_page);
- gotopage(new_page);
- }
- else if (options.wrap_around) {
- gotopage(0);
- }
- };
- function gotopage(page_num) {
- page_num = parseInt(page_num, 10)
- var ipp = parseInt(meta.data(items_per_page));
- // Find the start of the next slice
- start_from = page_num * ipp;
- // Find the end of the next slice
- end_on = start_from + ipp;
- // Hide the current page
- var items = $items.hide().slice(start_from, end_on);
- items.show();
- // Reassign the active class
- $page_container.find(options.nav_panel_id).children('.page_link[longdesc=' + page_num + ']').addClass('active_page ' + jquery_ui_active_class).siblings('.active_page').removeClass('active_page ' + jquery_ui_active_class);
- // Set the current page meta data
- meta.data(current_page, page_num);
- /*########## Ajout de l'option page courante + nombre de pages*/
- var $current_page = parseInt(meta.data(current_page)+1);
- // Get the total number of items
- var total_items = $item_container.children().size();
- // Calculate the number of pages needed
- var $number_of_pages = Math.ceil(total_items / options.items_per_page);
- /*##################################################################*/
- $page_container.find(options.nav_info_id).html(options.nav_label_info.replace("{0}", start_from + 1).
- replace("{1}", start_from + items.length).replace("{2}", $items.length).replace("{3}", $current_page).replace("{4}", $number_of_pages));
- // Hide the more and/or less indicators
- toggleMoreLess();
- // Add a class to the next or prev links if there are no more pages next or previous to the active page
- tagNextPrev();
- // check if the onPage callback is available and call it
- if (typeof(options.onPageDisplayed) !== "undefined" ) {
- options.onPageDisplayed.call(this, page_num + 1)
- }
- }
- // Methods to shift the diplayed index of page numbers to the left or right
- function movePageNumbersLeft(e, new_p) {
- var new_page = new_p;
- var $current_active_link = $(e).siblings('.active_page');
- if ($current_active_link.siblings('.page_link[longdesc=' + new_page + ']').css('display') == 'none') {
- $nav_panels.each(function() {
- $(this).children('.page_link').hide() // Hide all the page links
- .slice(parseInt(new_page - options.num_page_links_to_display + 1), new_page + 1).show();
- });
- }
- }
- function movePageNumbersRight(e, new_p) {
- var new_page = new_p;
- var $current_active_link = $(e).siblings('.active_page');
- if ($current_active_link.siblings('.page_link[longdesc=' + new_page + ']').css('display') == 'none') {
- $nav_panels.each(function() {
- $(this).children('.page_link').hide() // Hide all the page links
- .slice(new_page, new_page + parseInt(options.num_page_links_to_display)).show();
- });
- }
- }
- // Show or remove the ellipses that indicate that more page numbers exist in the page index than are currently shown
- function toggleMoreLess() {
- if (!$nav_panels.children('.page_link:visible').hasClass('last')) {
- $nav_panels.children('.more').show();
- }
- else {
- $nav_panels.children('.more').hide();
- }
- if (!$nav_panels.children('.page_link:visible').hasClass('first')) {
- $nav_panels.children('.less').show();
- }
- else {
- $nav_panels.children('.less').hide();
- }
- }
- /* Add the style class ".no_more" to the first/prev and last/next links to allow custom styling */
- function tagNextPrev() {
- if ($nav_panels.children('.last').hasClass('active_page')) {
- $nav_panels.children('.next_link').add('.last_link').addClass('no_more ' + jquery_ui_disabled_class);
- }
- else {
- $nav_panels.children('.next_link').add('.last_link').removeClass('no_more ' + jquery_ui_disabled_class);
- }
- if ($nav_panels.children('.first').hasClass('active_page')) {
- $nav_panels.children('.previous_link').add('.first_link').addClass('no_more ' + jquery_ui_disabled_class);
- }
- else {
- $nav_panels.children('.previous_link').add('.first_link').removeClass('no_more ' + jquery_ui_disabled_class);
- }
- }
- };
- })(jQuery);
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