root / trunk / web / dojo / dojox / html / ellipsis.js
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.html.ellipsis"]){ |
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| 9 | dojo._hasResource["dojox.html.ellipsis"]=true; |
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| 10 | dojo.provide("dojox.html.ellipsis");
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| 11 | (function(d){
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| 12 | if(d.isMoz){
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| 13 | var _1=1; |
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| 14 | if("dojoxFFEllipsisDelay" in d.config){ |
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| 15 | _1=Number(d.config.dojoxFFEllipsisDelay); |
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| 16 | if(isNaN(_1)){
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| 17 | _1=1;
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| 18 | } |
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| 19 | } |
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| 20 | var _2="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"; |
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| 21 | var _3=document.createElementNS(_2,"window"); |
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| 22 | var _4=document.createElementNS(_2,"description"); |
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| 23 | _4.setAttribute("crop","end"); |
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| 24 | _3.appendChild(_4); |
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| 25 | var _5=function(n){ |
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| 26 | var x=_3.cloneNode(true); |
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| 27 | x.firstChild.setAttribute("value",n.textContent);
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| 28 | n.innerHTML="";
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| 29 | n.appendChild(x); |
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| 30 | }; |
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| 31 | var _6=d.create;
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| 32 | var dd=d.doc;
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| 33 | var dp=d.place;
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| 34 | var _7=_6("iframe",{className:"dojoxEllipsisIFrame",src:"javascript:'<html><head><script>if(\"loadFirebugConsole\" in window){window.loadFirebugConsole();}</script></head><body></body></html>'"}); |
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| 35 | var _8=function(r,_9){ |
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| 36 | if(r.collapsed){
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| 37 | return;
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| 38 | } |
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| 39 | if(_9>0){ |
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| 40 | do{
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| 41 | _8(r); |
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| 42 | _9--; |
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| 43 | }while(_9);
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| 44 | return;
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| 45 | } |
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| 46 | if(r.endContainer.nodeType==3&&r.endOffset>0){ |
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| 47 | r.setEnd(r.endContainer,r.endOffset-1);
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| 48 | }else{
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| 49 | if(r.endContainer.nodeType==3){ |
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| 50 | r.setEndBefore(r.endContainer); |
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| 51 | _8(r); |
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| 52 | return;
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| 53 | }else{
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| 54 | if(r.endOffset&&r.endContainer.childNodes.length>=r.endOffset){
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| 55 | var _a=r.endContainer.childNodes[r.endOffset-1]; |
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| 56 | if(_a.nodeType==3){ |
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| 57 | r.setEnd(_a,_a.length-1);
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| 58 | }else{
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| 59 | if(_a.childNodes.length){
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| 60 | r.setEnd(_a,_a.childNodes.length); |
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| 61 | _8(r); |
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| 62 | return;
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| 63 | }else{
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| 64 | r.setEndBefore(_a); |
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| 65 | _8(r); |
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| 66 | return;
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| 67 | } |
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| 68 | } |
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| 69 | }else{
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| 70 | r.setEndBefore(r.endContainer); |
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| 71 | _8(r); |
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| 72 | return;
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| 73 | } |
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| 74 | } |
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| 75 | } |
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| 76 | }; |
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| 77 | var _b=function(n){ |
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| 78 | var c=_6("div",{className:"dojoxEllipsisContainer"}); |
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| 79 | var e=_6("div",{className:"dojoxEllipsisShown",style:{display:"none"}}); |
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| 80 | n.parentNode.replaceChild(c,n); |
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| 81 | c.appendChild(n); |
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| 82 | c.appendChild(e); |
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| 83 | var i=_7.cloneNode(true); |
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| 84 | var ns=n.style;
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| 85 | var es=e.style;
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| 86 | var _c;
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| 87 | var _d=function(){ |
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| 88 | ns.display="";
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| 89 | es.display="none";
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| 90 | if(n.scrollWidth<=n.offsetWidth){
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| 91 | return;
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| 92 | } |
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| 93 | var r=dd.createRange();
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| 94 | r.selectNodeContents(n); |
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| 95 | ns.display="none";
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| 96 | es.display="";
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| 97 | var _e=false; |
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| 98 | do{
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| 99 | var _f=1; |
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| 100 | dp(r.cloneContents(),e,"only");
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| 101 | var sw=e.scrollWidth,ow=e.offsetWidth;
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| 102 | _e=(sw<=ow); |
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| 103 | var pct=(1-((ow*1)/sw)); |
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| 104 | if(pct>0){ |
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| 105 | _f=Math.max(Math.round(e.textContent.length*pct)-1,1); |
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| 106 | } |
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| 107 | _8(r,_f); |
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| 108 | }while(!r.collapsed&&!_e);
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| 109 | }; |
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| 110 | i.onload=function(){ |
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| 111 | i.contentWindow.onresize=_d; |
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| 112 | _d(); |
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| 113 | }; |
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| 114 | c.appendChild(i); |
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| 115 | }; |
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| 116 | var hc=d.hasClass;
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| 117 | var doc=d.doc;
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| 118 | var s,fn,opt;
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| 119 | if(doc.querySelectorAll){
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| 120 | s=doc; |
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| 121 | fn="querySelectorAll";
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| 122 | opt=".dojoxEllipsis";
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| 123 | }else{
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| 124 | if(doc.getElementsByClassName){
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| 125 | s=doc; |
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| 126 | fn="getElementsByClassName";
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| 127 | opt="dojoxEllipsis";
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| 128 | }else{
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| 129 | s=d; |
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| 130 | fn="query";
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| 131 | opt=".dojoxEllipsis";
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| 132 | } |
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| 133 | } |
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| 134 | fx=function(){ |
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| 135 | d.forEach(s[fn].apply(s,[opt]),function(n){
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| 136 | if(!n||n._djx_ellipsis_done){
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| 137 | return;
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| 138 | } |
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| 139 | n._djx_ellipsis_done=true;
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| 140 | if(n.textContent==n.innerHTML&&!hc(n,"dojoxEllipsisSelectable")){ |
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| 141 | _5(n); |
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| 142 | }else{
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| 143 | _b(n); |
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| 144 | } |
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| 145 | }); |
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| 146 | }; |
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| 147 | d.addOnLoad(function(){
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| 148 | var t=null; |
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| 149 | var c=null; |
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| 150 | var _10=function(){ |
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| 151 | if(c){
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| 152 | d.disconnect(c); |
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| 153 | c=null;
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| 154 | } |
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| 155 | if(t){
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| 156 | clearTimeout(t); |
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| 157 | } |
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| 158 | t=setTimeout(function(){
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| 159 | t=null;
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| 160 | fx(); |
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| 161 | c=d.connect(d.body(),"DOMSubtreeModified",_10);
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| 162 | },_1); |
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| 163 | }; |
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| 164 | _10(); |
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| 165 | }); |
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| 166 | } |
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| 167 | })(dojo); |
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| 168 | } |