git.pond.sub.org Git - eow/blob - static/dojo-release-1.1.1/dojox/av/_base/flash.js

   1 if(!dojo._hasResource["dojox.av._base.flash"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
   2 dojo._hasResource["dojox.av._base.flash"] = true;
   3 dojo.provide("dojox.av._base.flash");
   4
   5 (function(){
   6         /*******************************************************
   7                 dojox.av.flash
   8
   9                 Base functionality to insert a flash movie into
  10                 a document on the fly.
  11
  12                 Support for Flash 6 is dropped in favor of Flash 8;
  13                 multiple movies are supported.
  14          ******************************************************/
  15
  16         //      TODO: solve the Eolas problem, the function that actually pushes
  17         //              Flash movie into the doc must be loaded from an external script.
  18
  19         //      TODO: add Brad's ExpressInstall for automated installation.
  20
  21         var fMarkup, fVersion, __def__={
  22                 expressInstall: false,
  23                 width: 320,
  24                 height: 240,
  25                 style: null,
  26                 redirect: null,
  27                 params: []
  28         };
  29         var keyBase="dojox-av-flash-", keyCount=0;
  30         function prep(kwArgs){
  31                 kwArgs=dojo.mixin(dojo.clone(__def__), kwArgs || {});
  32                 if(!("path" in kwArgs)){
  33                         console.error("dojox.av._base.flash(ctor):: no path reference to a Flash movie was provided.");
  34                         return null;
  35                 }
  36                 if(!("id" in kwArgs)){
  37                         kwArgs.id=(keyBase + keyCount++);
  38                 }
  39                 return kwArgs;
  40         }
  41
  42         if(dojo.isIE){
  43                 //      *** Internet Explorer branch ******************************************************************
  44                 fMarkup=function(kwArgs){
  45                         kwArgs=prep(kwArgs);
  46                         if(!kwArgs){ return null; }
  47                         var s='<object id="' + kwArgs.id + '" '
  48                                 + 'classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" '
  49                                 + 'width="' + kwArgs.width + '" '
  50                                 + 'height="' + kwArgs.height + '"'
  51                                 + ((kwArgs.style)?' style="' + kwArgs.style + '"':'')
  52                                 + '>'
  53                                 + '<param name="movie" value="' + kwArgs.path + '" />';
  54                         for(var i=0, l=kwArgs.params.length; i<l; i++){
  55                                 s += '<param name="' + kwArgs.params[i].key + '" value="' + kwArgs.params[i].value + '" />';
  56                         }
  57                         s += '</object>';
  58                         return { id: kwArgs.id, markup: s };
  59                 };
  60
  61                 fVersion=(function(){
  62                         var testVersion=10, testObj=null;
  63                         while(!testObj && testVersion > 7){
  64                                 try {
  65                                         testObj = new ActiveXObject("ShockwaveFlash.ShockwaveFlash." + testVersion--);
  66                                 } catch(e){ }
  67                         }
  68                         if(testObj){
  69                                 var v = testObj.GetVariable("$version").split(" ")[1].split(",");
  70                                 return {
  71                                         major: (v[0]!=null)?parseInt(v[0]):0,
  72                                         minor: (v[1]!=null)?parseInt(v[1]):0,
  73                                         rev: (v[2]!=null)?parseInt(v[2]):0
  74                                 };
  75                         }
  76                         return { major: 0, minor: 0, rev: 0 };
  77                 })();
  78
  79                 //      attach some cleanup for IE, thanks to deconcept :)
  80                 dojo.addOnUnload(function(){
  81                         var objs=dojo.query("object");
  82                         for(var i=objs.length-1; i>=0; i--){
  83                                 objs[i].style.display="none";
  84                                 for(var p in objs[i]){
  85                                         if(p!="FlashVars" && dojo.isFunction(objs[i][p])){
  86                                                 objs[i][p]=function(){ };
  87                                         }
  88                                 }
  89                         }
  90                 });
  91
  92                 //      TODO: ...and double check this fix; is IE really firing onbeforeunload with any kind of href="#" link?
  93                 var beforeUnloadHandle = dojo.connect(dojo.global, "onbeforeunload", function(){
  94                         try{
  95                                 if(__flash_unloadHandler){ __flash_unloadHandler=function(){ }; }
  96                                 if(__flash_savedUnloadHandler){ __flash_savedUnloadHandler=function(){ }; }
  97                         } catch(e){ }
  98                         dojo.disconnect(beforeUnloadHandle);
  99                 });
 100         } else {
 101                 //      *** Sane browsers branch ******************************************************************
 102                 fMarkup=function(kwArgs){
 103                         kwArgs=prep(kwArgs);
 104                         if(!kwArgs){ return null; }
 105                         var s = '<embed type="application/x-shockwave-flash" '
 106                                 + 'src="' + kwArgs.path + '" '
 107                                 + 'id="' + kwArgs.id + '" '
 108                                 + 'name="' + kwArgs.id + '" '
 109                                 + 'width="' + kwArgs.width + '" '
 110                                 + 'height="' + kwArgs.height + '"'
 111                                 + (("style" in kwArgs)?' style="' + kwArgs.style + '"':'')
 112                                 + 'swLiveConnect="true" '
 113                                 + 'allowScriptAccess="sameDomain" '
 114                                 + 'pluginspage="' + window.location.protocol + '//www.adobe.com/go/getflashplayer" ';
 115                         for(var i=0, l=kwArgs.params.length; i<l; i++){
 116                                 s += ' ' + kwArgs.params[i].key + '="' + kwArgs.params[i].value + '"';
 117                         }
 118                         s += ' />'
 119                         return { id: kwArgs.id, markup: s };
 120                 };
 121
 122                 fVersion=(function(){
 123                         var plugin = navigator.plugins["Shockwave Flash"];
 124                         if(plugin && plugin.description){
 125                                 var v = plugin.description.replace(/([a-zA-Z]|\s)+/, "").replace(/(\s+r|\s+b[0-9]+)/, ".").split(".");
 126                                 return {
 127                                         major: (v[0]!=null)?parseInt(v[0]):0,
 128                                         minor: (v[1]!=null)?parseInt(v[1]):0,
 129                                         rev: (v[2]!=null)?parseInt(v[2]):0
 130                                 };
 131                         }
 132                         return { major: 0, minor: 0, rev: 0 };
 133                 })();
 134         }
 135
 136         //      *** the static object for inserting Flash movies ******************************************************
 137         dojox.av.flash = {
 138                 minSupported : 8,
 139                 available: fVersion.major,
 140                 supported: (fVersion.major >= 8),
 141                 version: fVersion,
 142                 initialized: false,
 143                 onInitialize: function(){
 144                         dojox.av.flash.initialized=true;
 145                 },
 146                 __ie_markup__: function(kwArgs){
 147                         return fMarkup(kwArgs);
 148                 }
 149         };
 150
 151         if(dojo.isIE){
 152                 //      Ugh!
 153                 if(dojo._initFired){
 154                         var e=document.createElement("script");
 155                         e.type="text/javascript";
 156                         e.src=dojo.moduleUrl("dojox", "av/_base/_ieFlash.js");
 157                         e.defer=true;
 158                         document.getElementsByTagName("head")[0].appendChild(e);
 159                 } else {
 160                         //      we can use document.write.  What a kludge.
 161                         document.write('<scr'+'ipt defer type="text/javascript" src="' + dojo.moduleUrl("dojox", "av/_base/_ieFlash.js") + '">'
 162                                 + '</scr'+'ipt>');
 163                 }
 164         } else {
 165                 dojox.av.flash.place = function(node, kwArgs){
 166                         node=dojo.byId(node);
 167                         var o = fMarkup(kwArgs);
 168                         if(o){
 169                                 node.innerHTML = o.markup;
 170                                 return document[o.id];
 171                         }
 172                         return null;
 173                 }
 174
 175                 if(dojo._initFired){
 176                         dojox.av.flash.onInitialize();
 177                 } else {
 178                         dojo.addOnLoad(function(){
 179                                 console.log("firing off dojox.av.flash.onInitialize() for sane browsers.");
 180                                 dojox.av.flash.onInitialize();
 181                         });
 182                 }
 183         }
 184 })();
 185
 186 }