js/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 // meaningless comment delete me.  just testing version control.
  19
  20
  21 //on page load call tb_init
  22 jQuery(document).ready(function(){
  23         tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
  24         imgLoader = new Image();// preload image
  25         imgLoader.src = tb_pathToImage;
  26 });
  27
  28 //add thickbox to href & area elements that have a class of .thickbox
  29 function tb_init(domChunk){
  30         jQuery(domChunk).click(function(){
  31         var t = this.title || this.name || null;
  32         var a = this.href || this.alt;
  33         var g = this.rel || false;
  34         tb_show(t,a,g);
  35         this.blur();
  36         return false;
  37         });
  38 }
  39
  40 function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link
  41
  42         try {
  43                 if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
  44                         jQuery("body","html").css({height: "100%", width: "100%"});
  45                         jQuery("html").css("overflow","hidden");
  46                         if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
  47                                 jQuery("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
  48                                 jQuery("#TB_overlay").click(tb_remove);
  49                         }
  50                 }else{//all others
  51                         if(document.getElementById("TB_overlay") === null){
  52                                 jQuery("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>");
  53                                 jQuery("#TB_overlay").click(tb_remove);
  54                         }
  55                 }
  56
  57                 if(tb_detectMacXFF()){
  58                         jQuery("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
  59                 }else{
  60                         jQuery("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
  61                 }
  62
  63                 if(caption===null){caption="";}
  64                 jQuery("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
  65                 jQuery('#TB_load').show();//show loader
  66
  67                 var baseURL;
  68            if(url.indexOf("?")!==-1){ //ff there is a query string involved
  69                         baseURL = url.substr(0, url.indexOf("?"));
  70            }else{
  71                         baseURL = url;
  72            }
  73
  74            var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
  75            var urlType = baseURL.toLowerCase().match(urlString);
  76
  77                 if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
  78
  79                         TB_PrevCaption = "";
  80                         TB_PrevURL = "";
  81                         TB_PrevHTML = "";
  82                         TB_NextCaption = "";
  83                         TB_NextURL = "";
  84                         TB_NextHTML = "";
  85                         TB_imageCount = "";
  86                         TB_FoundURL = false;
  87                         if(imageGroup){
  88                                 TB_TempArray = jQuery("a[@rel="+imageGroup+"]").get();
  89                                 for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
  90                                         var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
  91                                                 if (!(TB_TempArray[TB_Counter].href == url)) {
  92                                                         if (TB_FoundURL) {
  93                                                                 TB_NextCaption = TB_TempArray[TB_Counter].title;
  94                                                                 TB_NextURL = TB_TempArray[TB_Counter].href;
  95                                                                 TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#'>Next &gt;</a></span>";
  96                                                         } else {
  97                                                                 TB_PrevCaption = TB_TempArray[TB_Counter].title;
  98                                                                 TB_PrevURL = TB_TempArray[TB_Counter].href;
  99                                                                 TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>&lt; Prev</a></span>";
 100                                                         }
 101                                                 } else {
 102                                                         TB_FoundURL = true;
 103                                                         TB_imageCount = "Image " + (TB_Counter + 1) +" of "+ (TB_TempArray.length);
 104                                                 }
 105                                 }
 106                         }
 107
 108                         imgPreloader = new Image();
 109                         imgPreloader.onload = function(){
 110                         imgPreloader.onload = null;
 111
 112                         // Resizing large images - orginal by Christian Montoya edited by me.
 113                         var pagesize = tb_getPageSize();
 114                         var x = pagesize[0] - 150;
 115                         var y = pagesize[1] - 150;
 116                         var imageWidth = imgPreloader.width;
 117                         var imageHeight = imgPreloader.height;
 118                         if (imageWidth > x) {
 119                                 imageHeight = imageHeight * (x / imageWidth);
 120                                 imageWidth = x;
 121                                 if (imageHeight > y) {
 122                                         imageWidth = imageWidth * (y / imageHeight);
 123                                         imageHeight = y;
 124                                 }
 125                         } else if (imageHeight > y) {
 126                                 imageWidth = imageWidth * (y / imageHeight);
 127                                 imageHeight = y;
 128                                 if (imageWidth > x) {
 129                                         imageHeight = imageHeight * (x / imageWidth);
 130                                         imageWidth = x;
 131                                 }
 132                         }
 133                         // End Resizing
 134
 135                         TB_WIDTH = imageWidth + 30;
 136                         TB_HEIGHT = imageHeight + 60;
 137                         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>");
 138
 139                         jQuery("#TB_closeWindowButton").click(tb_remove);
 140
 141                         if (!(TB_PrevHTML === "")) {
 142                                 function goPrev(){
 143                                         if(jQuery(document).unbind("click",goPrev)){jQuery(document).unbind("click",goPrev);}
 144                                         jQuery("#TB_window").remove();
 145                                         jQuery("body").append("<div id='TB_window'></div>");
 146                                         tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
 147                                         return false;
 148                                 }
 149                                 jQuery("#TB_prev").click(goPrev);
 150                         }
 151
 152                         if (!(TB_NextHTML === "")) {
 153                                 function goNext(){
 154                                         jQuery("#TB_window").remove();
 155                                         jQuery("body").append("<div id='TB_window'></div>");
 156                                         tb_show(TB_NextCaption, TB_NextURL, imageGroup);
 157                                         return false;
 158                                 }
 159                                 jQuery("#TB_next").click(goNext);
 160
 161                         }
 162
 163                         document.onkeydown = function(e){
 164                                 if (e == null) { // ie
 165                                         keycode = event.keyCode;
 166                                 } else { // mozilla
 167                                         keycode = e.which;
 168                                 }
 169                                 if(keycode == 27){ // close
 170                                         tb_remove();
 171                                 } else if(keycode == 190){ // display previous image
 172                                         if(!(TB_NextHTML == "")){
 173                                                 document.onkeydown = "";
 174                                                 goNext();
 175                                         }
 176                                 } else if(keycode == 188){ // display next image
 177                                         if(!(TB_PrevHTML == "")){
 178                                                 document.onkeydown = "";
 179                                                 goPrev();
 180                                         }
 181                                 }
 182                         };
 183
 184                         tb_position();
 185                         jQuery("#TB_load").remove();
 186                         jQuery("#TB_ImageOff").click(tb_remove);
 187                         jQuery("#TB_window").css({display:"block"}); //for safari using css instead of show
 188                         };
 189
 190                         imgPreloader.src = url;
 191                 }else{//code to show html
 192
 193                         var queryString = url.replace(/^[^\?]+\??/,'');
 194                         var params = tb_parseQuery( queryString );
 195
 196                         TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
 197                         TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
 198                         ajaxContentW = TB_WIDTH - 30;
 199                         ajaxContentH = TB_HEIGHT - 45;
 200
 201                         if(url.indexOf('TB_iframe') != -1){// either iframe or ajax window
 202                                         urlNoQuery = url.split('TB_');
 203                                         jQuery("#TB_iframeContent").remove();
 204                                         if(params['modal'] != "true"){//iframe no modal
 205                                                 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>");
 206                                         }else{//iframe modal
 207                                         jQuery("#TB_overlay").unbind();
 208                                                 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>");
 209                                         }
 210                         }else{// not an iframe, ajax
 211                                         if(jQuery("#TB_window").css("display") != "block"){
 212                                                 if(params['modal'] != "true"){//ajax no modal
 213                                                 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>");
 214                                                 }else{//ajax modal
 215                                                 jQuery("#TB_overlay").unbind();
 216                                                 jQuery("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
 217                                                 }
 218                                         }else{//this means the window is already up, we are just loading new content via ajax
 219                                                 jQuery("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
 220                                                 jQuery("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
 221                                                 jQuery("#TB_ajaxContent")[0].scrollTop = 0;
 222                                                 jQuery("#TB_ajaxWindowTitle").html(caption);
 223                                         }
 224                         }
 225
 226                         jQuery("#TB_closeWindowButton").click(tb_remove);
 227
 228                                 if(url.indexOf('TB_inline') != -1){
 229                                         jQuery("#TB_ajaxContent").append(jQuery('#' + params['inlineId']).children());
 230                                         jQuery("#TB_window").unload(function () {
 231                                                 jQuery('#' + params['inlineId']).append( jQuery("#TB_ajaxContent").children() ); // move elements back when you're finished
 232                                         });
 233                                         tb_position();
 234                                         jQuery("#TB_load").remove();
 235                                         jQuery("#TB_window").css({display:"block"});
 236                                 }else if(url.indexOf('TB_iframe') != -1){
 237                                         tb_position();
 238                                         if(jQuery.browser.safari){//safari needs help because it will not fire iframe onload
 239                                                 jQuery("#TB_load").remove();
 240                                                 jQuery("#TB_window").css({display:"block"});
 241                                         }
 242                                 }else{
 243                                         jQuery("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
 244                                                 tb_position();
 245                                                 jQuery("#TB_load").remove();
 246                                                 tb_init("#TB_ajaxContent a.thickbox");
 247                                                 jQuery("#TB_window").css({display:"block"});
 248                                         });
 249                                 }
 250
 251                 }
 252
 253                 if(!params['modal']){
 254                         document.onkeyup = function(e){
 255                                 if (e == null) { // ie
 256                                         keycode = event.keyCode;
 257                                 } else { // mozilla
 258                                         keycode = e.which;
 259                                 }
 260                                 if(keycode == 27){ // close
 261                                         tb_remove();
 262                                 }
 263                         };
 264                 }
 265
 266         } catch(e) {
 267                 //nothing here
 268         }
 269 }
 270
 271 //helper functions below
 272 function tb_showIframe(){
 273         jQuery("#TB_load").remove();
 274         jQuery("#TB_window").css({display:"block"});
 275 }
 276
 277 function tb_remove() {
 278         jQuery("#TB_imageOff").unbind("click");
 279         jQuery("#TB_closeWindowButton").unbind("click");
 280         jQuery("#TB_window").fadeOut("fast",function(){jQuery('#TB_window,#TB_overlay,#TB_HideSelect').trigger("unload").unbind().remove();});
 281         jQuery("#TB_load").remove();
 282         if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
 283                 jQuery("body","html").css({height: "auto", width: "auto"});
 284                 jQuery("html").css("overflow","");
 285         }
 286         document.onkeydown = "";
 287         document.onkeyup = "";
 288         return false;
 289 }
 290
 291 function tb_position() {
 292 jQuery("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
 293         if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
 294                 jQuery("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
 295         }
 296 }
 297
 298 function tb_parseQuery ( query ) {
 299    var Params = {};
 300    if ( ! query ) {return Params;}// return empty object
 301    var Pairs = query.split(/[;&]/);
 302    for ( var i = 0; i < Pairs.length; i++ ) {
 303       var KeyVal = Pairs[i].split('=');
 304       if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
 305       var key = unescape( KeyVal[0] );
 306       var val = unescape( KeyVal[1] );
 307       val = val.replace(/\+/g, ' ');
 308       Params[key] = val;
 309    }
 310    return Params;
 311 }
 312
 313 function tb_getPageSize(){
 314         var de = document.documentElement;
 315         var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
 316         var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
 317         arrayPageSize = [w,h];
 318         return arrayPageSize;
 319 }
 320
 321 function tb_detectMacXFF() {
 322   var userAgent = navigator.userAgent.toLowerCase();
 323   if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
 324     return true;
 325   }
 326 }
 327
 328