thickbox.js

   1 /*
   2  * Thickbox 3.1 - One Box To Rule Them All.
   3  * By Cody Lindley (http://www.codylindley.com)
   4  * Copyright (c) 2007 cody lindley
   5  * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
   6 */
   7
   8 var tb_pathToImage = '/documents/img/sgn_logo_animated.gif'; //"images/loadingAnimation.gif";
   9
  10 /*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/
  11 /////////////////////////
  12 /*Comment by Naama Menda (Feb. 2009):
  13  * calling jQeury.noConflict()  in jQuery.init() function
  14  * so this object will not override the '$' namespace used in Prototype.js
  15  * sub classes using jQuery (see thickbox.js) must use the jQuery namespace instead of '$'
  16  */
  17 ///////////////////////
  18
  19
  20 //on page load call tb_init
  21 jQuery(document).ready(function(){
  22         tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
  23         imgLoader = new Image();// preload image
  24         imgLoader.src = tb_pathToImage;
  25 });
  26
  27 //add thickbox to href & area elements that have a class of .thickbox
  28 function tb_init(domChunk){
  29         jQuery(domChunk).click(function(){
  30         var t = this.title || this.name || null;
  31         var a = this.href || this.alt;
  32         var g = this.rel || false;
  33         tb_show(t,a,g);
  34         this.blur();
  35         return false;
  36         });
  37 }
  38
  39 function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link
  40
  41         try {
  42                 if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
  43                         jQuery("body","html").css({height: "100%", width: "100%"});
  44                         jQuery("html").css("overflow","hidden");
  45                         if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
  46                                 jQuery("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
  47                                 jQuery("#TB_overlay").click(tb_remove);
  48                         }
  49                 }else{//all others
  50                         if(document.getElementById("TB_overlay") === null){
  51                                 jQuery("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>");
  52                                 jQuery("#TB_overlay").click(tb_remove);
  53                         }
  54                 }
  55
  56                 if(tb_detectMacXFF()){
  57                         jQuery("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
  58                 }else{
  59                         jQuery("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
  60                 }
  61
  62                 if(caption===null){caption="";}
  63                 jQuery("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
  64                 jQuery('#TB_load').show();//show loader
  65
  66                 var baseURL;
  67            if(url.indexOf("?")!==-1){ //ff there is a query string involved
  68                         baseURL = url.substr(0, url.indexOf("?"));
  69            }else{
  70                         baseURL = url;
  71            }
  72
  73            var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
  74            var urlType = baseURL.toLowerCase().match(urlString);
  75
  76                 if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
  77
  78                         TB_PrevCaption = "";
  79                         TB_PrevURL = "";
  80                         TB_PrevHTML = "";
  81                         TB_NextCaption = "";
  82                         TB_NextURL = "";
  83                         TB_NextHTML = "";
  84                         TB_imageCount = "";
  85                         TB_FoundURL = false;
  86                         if(imageGroup){
  87                                 TB_TempArray = jQuery("a[@rel="+imageGroup+"]").get();
  88                                 for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
  89                                         var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
  90                                                 if (!(TB_TempArray[TB_Counter].href == url)) {
  91                                                         if (TB_FoundURL) {
  92                                                                 TB_NextCaption = TB_TempArray[TB_Counter].title;
  93                                                                 TB_NextURL = TB_TempArray[TB_Counter].href;
  94                                                                 TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#'>Next &gt;</a></span>";
  95                                                         } else {
  96                                                                 TB_PrevCaption = TB_TempArray[TB_Counter].title;
  97                                                                 TB_PrevURL = TB_TempArray[TB_Counter].href;
  98                                                                 TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>&lt; Prev</a></span>";
  99                                                         }
 100                                                 } else {
 101                                                         TB_FoundURL = true;
 102                                                         TB_imageCount = "Image " + (TB_Counter + 1) +" of "+ (TB_TempArray.length);
 103                                                 }
 104                                 }
 105                         }
 106
 107                         imgPreloader = new Image();
 108                         imgPreloader.onload = function(){
 109                         imgPreloader.onload = null;
 110
 111                         // Resizing large images - orginal by Christian Montoya edited by me.
 112                         var pagesize = tb_getPageSize();
 113                         var x = pagesize[0] - 150;
 114                         var y = pagesize[1] - 150;
 115                         var imageWidth = imgPreloader.width;
 116                         var imageHeight = imgPreloader.height;
 117                         if (imageWidth > x) {
 118                                 imageHeight = imageHeight * (x / imageWidth);
 119                                 imageWidth = x;
 120                                 if (imageHeight > y) {
 121                                         imageWidth = imageWidth * (y / imageHeight);
 122                                         imageHeight = y;
 123                                 }
 124                         } else if (imageHeight > y) {
 125                                 imageWidth = imageWidth * (y / imageHeight);
 126                                 imageHeight = y;
 127                                 if (imageWidth > x) {
 128                                         imageHeight = imageHeight * (x / imageWidth);
 129                                         imageWidth = x;
 130                                 }
 131                         }
 132                         // End Resizing
 133
 134                         TB_WIDTH = imageWidth + 30;
 135                         TB_HEIGHT = imageHeight + 60;
 136                         jQuery("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div>");
 137
 138                         jQuery("#TB_closeWindowButton").click(tb_remove);
 139
 140                         if (!(TB_PrevHTML === "")) {
 141                                 function goPrev(){
 142                                         if(jQuery(document).unbind("click",goPrev)){jQuery(document).unbind("click",goPrev);}
 143                                         jQuery("#TB_window").remove();
 144                                         jQuery("body").append("<div id='TB_window'></div>");
 145                                         tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
 146                                         return false;
 147                                 }
 148                                 jQuery("#TB_prev").click(goPrev);
 149                         }
 150
 151                         if (!(TB_NextHTML === "")) {
 152                                 function goNext(){
 153                                         jQuery("#TB_window").remove();
 154                                         jQuery("body").append("<div id='TB_window'></div>");
 155                                         tb_show(TB_NextCaption, TB_NextURL, imageGroup);
 156                                         return false;
 157                                 }
 158                                 jQuery("#TB_next").click(goNext);
 159
 160                         }
 161
 162                         document.onkeydown = function(e){
 163                                 if (e == null) { // ie
 164                                         keycode = event.keyCode;
 165                                 } else { // mozilla
 166                                         keycode = e.which;
 167                                 }
 168                                 if(keycode == 27){ // close
 169                                         tb_remove();
 170                                 } else if(keycode == 190){ // display previous image
 171                                         if(!(TB_NextHTML == "")){
 172                                                 document.onkeydown = "";
 173                                                 goNext();
 174                                         }
 175                                 } else if(keycode == 188){ // display next image
 176                                         if(!(TB_PrevHTML == "")){
 177                                                 document.onkeydown = "";
 178                                                 goPrev();
 179                                         }
 180                                 }
 181                         };
 182
 183                         tb_position();
 184                         jQuery("#TB_load").remove();
 185                         jQuery("#TB_ImageOff").click(tb_remove);
 186                         jQuery("#TB_window").css({display:"block"}); //for safari using css instead of show
 187                         };
 188
 189                         imgPreloader.src = url;
 190                 }else{//code to show html
 191
 192                         var queryString = url.replace(/^[^\?]+\??/,'');
 193                         var params = tb_parseQuery( queryString );
 194
 195                         TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
 196                         TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
 197                         ajaxContentW = TB_WIDTH - 30;
 198                         ajaxContentH = TB_HEIGHT - 45;
 199
 200                         if(url.indexOf('TB_iframe') != -1){// either iframe or ajax window
 201                                         urlNoQuery = url.split('TB_');
 202                                         jQuery("#TB_iframeContent").remove();
 203                                         if(params['modal'] != "true"){//iframe no modal
 204                                                 jQuery("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");
 205                                         }else{//iframe modal
 206                                         jQuery("#TB_overlay").unbind();
 207                                                 jQuery("#TB_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
 208                                         }
 209                         }else{// not an iframe, ajax
 210                                         if(jQuery("#TB_window").css("display") != "block"){
 211                                                 if(params['modal'] != "true"){//ajax no modal
 212                                                 jQuery("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>close</a> or Esc Key</div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
 213                                                 }else{//ajax modal
 214                                                 jQuery("#TB_overlay").unbind();
 215                                                 jQuery("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
 216                                                 }
 217                                         }else{//this means the window is already up, we are just loading new content via ajax
 218                                                 jQuery("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
 219                                                 jQuery("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
 220                                                 jQuery("#TB_ajaxContent")[0].scrollTop = 0;
 221                                                 jQuery("#TB_ajaxWindowTitle").html(caption);
 222                                         }
 223                         }
 224
 225                         jQuery("#TB_closeWindowButton").click(tb_remove);
 226
 227                                 if(url.indexOf('TB_inline') != -1){
 228                                         jQuery("#TB_ajaxContent").append(jQuery('#' + params['inlineId']).children());
 229                                         jQuery("#TB_window").unload(function () {
 230                                                 jQuery('#' + params['inlineId']).append( jQuery("#TB_ajaxContent").children() ); // move elements back when you're finished
 231                                         });
 232                                         tb_position();
 233                                         jQuery("#TB_load").remove();
 234                                         jQuery("#TB_window").css({display:"block"});
 235                                 }else if(url.indexOf('TB_iframe') != -1){
 236                                         tb_position();
 237                                         if(jQuery.browser.safari){//safari needs help because it will not fire iframe onload
 238                                                 jQuery("#TB_load").remove();
 239                                                 jQuery("#TB_window").css({display:"block"});
 240                                         }
 241                                 }else{
 242                                         jQuery("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
 243                                                 tb_position();
 244                                                 jQuery("#TB_load").remove();
 245                                                 tb_init("#TB_ajaxContent a.thickbox");
 246                                                 jQuery("#TB_window").css({display:"block"});
 247                                         });
 248                                 }
 249
 250                 }
 251
 252                 if(!params['modal']){
 253                         document.onkeyup = function(e){
 254                                 if (e == null) { // ie
 255                                         keycode = event.keyCode;
 256                                 } else { // mozilla
 257                                         keycode = e.which;
 258                                 }
 259                                 if(keycode == 27){ // close
 260                                         tb_remove();
 261                                 }
 262                         };
 263                 }
 264
 265         } catch(e) {
 266                 //nothing here
 267         }
 268 }
 269
 270 //helper functions below
 271 function tb_showIframe(){
 272         jQuery("#TB_load").remove();
 273         jQuery("#TB_window").css({display:"block"});
 274 }
 275
 276 function tb_remove() {
 277         jQuery("#TB_imageOff").unbind("click");
 278         jQuery("#TB_closeWindowButton").unbind("click");
 279         jQuery("#TB_window").fadeOut("fast",function(){jQuery('#TB_window,#TB_overlay,#TB_HideSelect').trigger("unload").unbind().remove();});
 280         jQuery("#TB_load").remove();
 281         if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
 282                 jQuery("body","html").css({height: "auto", width: "auto"});
 283                 jQuery("html").css("overflow","");
 284         }
 285         document.onkeydown = "";
 286         document.onkeyup = "";
 287         return false;
 288 }
 289
 290 function tb_position() {
 291 jQuery("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
 292         if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
 293                 jQuery("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
 294         }
 295 }
 296
 297 function tb_parseQuery ( query ) {
 298    var Params = {};
 299    if ( ! query ) {return Params;}// return empty object
 300    var Pairs = query.split(/[;&]/);
 301    for ( var i = 0; i < Pairs.length; i++ ) {
 302       var KeyVal = Pairs[i].split('=');
 303       if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
 304       var key = unescape( KeyVal[0] );
 305       var val = unescape( KeyVal[1] );
 306       val = val.replace(/\+/g, ' ');
 307       Params[key] = val;
 308    }
 309    return Params;
 310 }
 311
 312 function tb_getPageSize(){
 313         var de = document.documentElement;
 314         var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
 315         var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
 316         arrayPageSize = [w,h];
 317         return arrayPageSize;
 318 }
 319
 320 function tb_detectMacXFF() {
 321   var userAgent = navigator.userAgent.toLowerCase();
 322   if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
 323     return true;
 324   }
 325 }
 326
 327