root / trunk / web / dojo / dojox / string / BidiComplex.js @ 13
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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.string.BidiComplex"]){ |
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| 9 | dojo._hasResource["dojox.string.BidiComplex"]=true; |
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| 10 | dojo.provide("dojox.string.BidiComplex");
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| 11 | dojo.experimental("dojox.string.BidiComplex");
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| 12 | (function(){
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| 13 | var _1=[];
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| 14 | dojox.string.BidiComplex.attachInput=function(_2,_3){ |
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| 15 | _2.alt=_3; |
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| 16 | dojo.connect(_2,"onkeydown",this,"_ceKeyDown"); |
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| 17 | dojo.connect(_2,"onkeyup",this,"_ceKeyUp"); |
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| 18 | dojo.connect(_2,"oncut",this,"_ceCutText"); |
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| 19 | dojo.connect(_2,"oncopy",this,"_ceCopyText"); |
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| 20 | _2.value=dojox.string.BidiComplex.createDisplayString(_2.value,_2.alt); |
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| 21 | }; |
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| 22 | dojox.string.BidiComplex.createDisplayString=function(_4,_5){ |
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| 23 | _4=dojox.string.BidiComplex.stripSpecialCharacters(_4); |
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| 24 | var _6=dojox.string.BidiComplex._parse(_4,_5);
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| 25 | var _7=""+_4; |
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| 26 | var _8=1; |
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| 27 | dojo.forEach(_6,function(n){
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| 28 | if(n!=null){ |
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| 29 | var _9=_7.substring(0,n+_8); |
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| 30 | var _a=_7.substring(n+_8,_7.length);
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| 31 | _7=_9+""+_a;
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| 32 | _8++; |
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| 33 | } |
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| 34 | }); |
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| 35 | return _7;
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| 36 | }; |
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| 37 | dojox.string.BidiComplex.stripSpecialCharacters=function(_b){ |
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| 38 | return _b.replace(/[\u200E\u200F\u202A-\u202E]/g,""); |
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| 39 | }; |
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| 40 | dojox.string.BidiComplex._ceKeyDown=function(_c){ |
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| 41 | var _d=dojo.isIE?_c.srcElement:_c.target;
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| 42 | _1=_d.value; |
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| 43 | }; |
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| 44 | dojox.string.BidiComplex._ceKeyUp=function(_e){ |
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| 45 | var _f=""; |
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| 46 | var _10=dojo.isIE?_e.srcElement:_e.target;
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| 47 | var _11=_10.value;
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| 48 | var _12=_e.keyCode;
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| 49 | if((_12==dojo.keys.HOME)||(_12==dojo.keys.END)||(_12==dojo.keys.SHIFT)){
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| 50 | return;
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| 51 | } |
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| 52 | var _13,_14;
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| 53 | var _15=dojox.string.BidiComplex._getCaretPos(_e,_10);
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| 54 | if(_15){
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| 55 | _13=_15[0];
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| 56 | _14=_15[1];
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| 57 | } |
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| 58 | if(dojo.isIE){
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| 59 | var _16=_13,_17=_14;
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| 60 | if(_12==dojo.keys.LEFT_ARROW){
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| 61 | if((_11.charAt(_14-1)==_f)&&(_13==_14)){ |
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| 62 | dojox.string.BidiComplex._setSelectedRange(_10,_13-1,_14-1); |
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| 63 | } |
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| 64 | return;
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| 65 | } |
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| 66 | if(_12==dojo.keys.RIGHT_ARROW){
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| 67 | if(_11.charAt(_14-1)==_f){ |
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| 68 | _17=_14+1;
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| 69 | if(_13==_14){
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| 70 | _16=_13+1;
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| 71 | } |
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| 72 | } |
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| 73 | dojox.string.BidiComplex._setSelectedRange(_10,_16,_17); |
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| 74 | return;
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| 75 | } |
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| 76 | }else{
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| 77 | if(_12==dojo.keys.LEFT_ARROW){
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| 78 | if(_11.charAt(_14-1)==_f){ |
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| 79 | dojox.string.BidiComplex._setSelectedRange(_10,_13-1,_14-1); |
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| 80 | } |
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| 81 | return;
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| 82 | } |
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| 83 | if(_12==dojo.keys.RIGHT_ARROW){
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| 84 | if(_11.charAt(_14-1)==_f){ |
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| 85 | dojox.string.BidiComplex._setSelectedRange(_10,_13+1,_14+1); |
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| 86 | } |
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| 87 | return;
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| 88 | } |
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| 89 | } |
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| 90 | var _18=dojox.string.BidiComplex.createDisplayString(_11,_10.alt);
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| 91 | if(_11!=_18){
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| 92 | window.status=_11+" c="+_14;
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| 93 | _10.value=_18; |
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| 94 | if((_12==dojo.keys.DELETE)&&(_18.charAt(_14)==_f)){
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| 95 | _10.value=_18.substring(0,_14)+_18.substring(_14+2,_18.length); |
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| 96 | } |
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| 97 | if(_12==dojo.keys.DELETE){
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| 98 | dojox.string.BidiComplex._setSelectedRange(_10,_13,_14); |
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| 99 | }else{
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| 100 | if(_12==dojo.keys.BACKSPACE){
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| 101 | if((_1.length>=_14)&&(_1.charAt(_14-1)==_f)){ |
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| 102 | dojox.string.BidiComplex._setSelectedRange(_10,_13-1,_14-1); |
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| 103 | }else{
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| 104 | dojox.string.BidiComplex._setSelectedRange(_10,_13,_14); |
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| 105 | } |
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| 106 | }else{
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| 107 | if(_10.value.charAt(_14)!=_f){
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| 108 | dojox.string.BidiComplex._setSelectedRange(_10,_13+1,_14+1); |
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| 109 | } |
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| 110 | } |
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| 111 | } |
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| 112 | } |
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| 113 | }; |
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| 114 | dojox.string.BidiComplex._processCopy=function(_19,_1a,_1b){ |
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| 115 | if(_1a==null){ |
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| 116 | if(dojo.isIE){
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| 117 | var _1c=document.selection.createRange();
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| 118 | _1a=_1c.text; |
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| 119 | }else{
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| 120 | _1a=_19.value.substring(_19.selectionStart,_19.selectionEnd); |
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| 121 | } |
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| 122 | } |
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| 123 | var _1d=dojox.string.BidiComplex.stripSpecialCharacters(_1a);
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| 124 | if(dojo.isIE){
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| 125 | window.clipboardData.setData("Text",_1d);
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| 126 | } |
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| 127 | return true; |
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| 128 | }; |
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| 129 | dojox.string.BidiComplex._ceCopyText=function(_1e){ |
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| 130 | if(dojo.isIE){
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| 131 | _1e.returnValue=false;
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| 132 | } |
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| 133 | return dojox.string.BidiComplex._processCopy(_1e,null,false); |
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| 134 | }; |
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| 135 | dojox.string.BidiComplex._ceCutText=function(_1f){ |
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| 136 | var ret=dojox.string.BidiComplex._processCopy(_1f,null,false); |
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| 137 | if(!ret){
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| 138 | return false; |
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| 139 | } |
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| 140 | if(dojo.isIE){
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| 141 | document.selection.clear(); |
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| 142 | }else{
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| 143 | var _20=_1f.selectionStart;
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| 144 | _1f.value=_1f.value.substring(0,_20)+_1f.value.substring(_1f.selectionEnd);
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| 145 | _1f.setSelectionRange(_20,_20); |
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| 146 | } |
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| 147 | return true; |
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| 148 | }; |
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| 149 | dojox.string.BidiComplex._getCaretPos=function(_21,_22){ |
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| 150 | if(dojo.isIE){
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| 151 | var _23=0,_24=document.selection.createRange().duplicate(),_25=_24.duplicate(),_26=_24.text.length; |
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| 152 | if(_22.type=="textarea"){ |
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| 153 | _25.moveToElementText(_22); |
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| 154 | }else{
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| 155 | _25.expand("textedit");
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| 156 | } |
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| 157 | while(_24.compareEndPoints("StartToStart",_25)>0){ |
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| 158 | _24.moveStart("character",-1); |
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| 159 | ++_23; |
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| 160 | } |
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| 161 | return [_23,_23+_26];
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| 162 | } |
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| 163 | return [_21.target.selectionStart,_21.target.selectionEnd];
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| 164 | }; |
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| 165 | dojox.string.BidiComplex._setSelectedRange=function(_27,_28,_29){ |
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| 166 | if(dojo.isIE){
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| 167 | var _2a=_27.createTextRange();
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| 168 | if(_2a){
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| 169 | if(_27.type=="textarea"){ |
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| 170 | _2a.moveToElementText(_27); |
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| 171 | }else{
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| 172 | _2a.expand("textedit");
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| 173 | } |
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| 174 | _2a.collapse(); |
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| 175 | _2a.moveEnd("character",_29);
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| 176 | _2a.moveStart("character",_28);
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| 177 | _2a.select(); |
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| 178 | } |
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| 179 | }else{
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| 180 | _27.selectionStart=_28; |
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| 181 | _27.selectionEnd=_29; |
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| 182 | } |
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| 183 | }; |
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| 184 | var _2b=function(c){ |
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| 185 | return (c>="0"&&c<="9")||(c>"ÿ"); |
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| 186 | }; |
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| 187 | var _2c=function(c){ |
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| 188 | return (c>="A"&&c<="Z")||(c>="a"&&c<="z"); |
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| 189 | }; |
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| 190 | var _2d=function(_2e,i,_2f){ |
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| 191 | while(i>0){ |
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| 192 | if(i==_2f){
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| 193 | return false; |
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| 194 | } |
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| 195 | i--; |
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| 196 | if(_2b(_2e.charAt(i))){
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| 197 | return true; |
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| 198 | } |
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| 199 | if(_2c(_2e.charAt(i))){
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| 200 | return false; |
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| 201 | } |
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| 202 | } |
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| 203 | return false; |
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| 204 | }; |
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| 205 | dojox.string.BidiComplex._parse=function(str,_30){ |
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| 206 | var _31=-1,_32=[]; |
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| 207 | var _33={FILE_PATH:"/\\:.",URL:"/:.?=&#",XPATH:"/\\:.<>=[]",EMAIL:"<>@.,;"}[_30]; |
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| 208 | switch(_30){
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| 209 | case "FILE_PATH": |
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| 210 | case "URL": |
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| 211 | case "XPATH": |
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| 212 | dojo.forEach(str,function(ch,i){
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| 213 | if(_33.indexOf(ch)>=0&&_2d(str,i,_31)){ |
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| 214 | _31=i; |
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| 215 | _32.push(i); |
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| 216 | } |
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| 217 | }); |
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| 218 | break;
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| 219 | case "EMAIL": |
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| 220 | var _34=false; |
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| 221 | dojo.forEach(str,function(ch,i){
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| 222 | if(ch=="\""){ |
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| 223 | if(_2d(str,i,_31)){
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| 224 | _31=i; |
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| 225 | _32.push(i); |
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| 226 | } |
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| 227 | i++; |
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| 228 | var i1=str.indexOf("\"",i); |
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| 229 | if(i1>=i){
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| 230 | i=i1; |
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| 231 | } |
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| 232 | if(_2d(str,i,_31)){
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| 233 | _31=i; |
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| 234 | _32.push(i); |
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| 235 | } |
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| 236 | } |
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| 237 | if(_33.indexOf(ch)>=0&&_2d(str,i,_31)){ |
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| 238 | _31=i; |
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| 239 | _32.push(i); |
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| 240 | } |
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| 241 | }); |
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| 242 | } |
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| 243 | return _32;
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| 244 | }; |
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| 245 | })(); |
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| 246 | } |