188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/** 288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * jQuery history event v0.1 388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Copyright (c) 2008 Tom Rodenberg <tarodenberg gmail com> 488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Licensed under the GPL (http://www.gnu.org/licenses/gpl.html) license. 588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project(function($) { 788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project var currentHash, previousNav, timer, hashTrim = /^.*#/; 888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project var msie = { 1088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project iframe: null, 1188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project getDoc: function() { 1288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return msie.iframe.contentWindow.document; 1388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project }, 1488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project getHash: function() { 1588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return msie.getDoc().location.hash; 1688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project }, 1788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project setHash: function(hash) { 1888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project var d = msie.getDoc(); 1988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project d.open(); 2088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project d.close(); 2188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project d.location.hash = hash; 2288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 2388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project }; 2488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 2588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project var historycheck = function() { 2688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project var hash = msie.iframe ? msie.getHash() : location.hash; 2788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (hash != currentHash) { 2888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project currentHash = hash; 2988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (msie.iframe) { 3088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project location.hash = currentHash; 3188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 3288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project var current = $.history.getCurrent(); 3388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project $.event.trigger('history', [current, previousNav]); 3488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project previousNav = current; 3588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 3688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project }; 3788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 3888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project $.history = { 3988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project add: function(hash) { 4088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project hash = '#' + hash.replace(hashTrim, ''); 4188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (currentHash != hash) { 4288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project var previous = $.history.getCurrent(); 4388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project location.hash = currentHash = hash; 4488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (msie.iframe) { 4588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project msie.setHash(currentHash); 4688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 4788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project $.event.trigger('historyadd', [$.history.getCurrent(), previous]); 4888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 4988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (!timer) { 5088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project timer = setInterval(historycheck, 100); 5188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 5288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project }, 5388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project getCurrent: function() { 5488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (currentHash) { 5588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return currentHash.replace(hashTrim, ''); 5688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } else { 5788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return ""; 5888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 5988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 6088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project }; 6188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 6288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project $.fn.history = function(fn) { 6388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project $(this).bind('history', fn); 6488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project }; 6588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 6688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project $.fn.historyadd = function(fn) { 6788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project $(this).bind('historyadd', fn); 6888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project }; 6988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 7088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project $(function() { 7188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project currentHash = location.hash; 7288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if ($.browser.msie) { 7388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project msie.iframe = $('<iframe style="display:none" src="javascript:false;"></iframe>').prependTo('body')[0]; 7488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project msie.setHash(currentHash); 7588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project currentHash = msie.getHash(); 7688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 7788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project }); 7888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project})(jQuery); 79