tt-rss/lib/dijit/_editor/range.js
2013-03-18 10:26:26 +04:00

2 righe
No EOL
8,7 KiB
JavaScript

//>>built
define("dijit/_editor/range",["dojo/_base/array","dojo/_base/declare","dojo/_base/lang","dojo/_base/window","../main"],function(_1,_2,_3,_4,_5){_5.range={};_5.range.getIndex=function(_6,_7){var _8=[],_9=[];var _a=_6;var _b,n;while(_6!=_7){var i=0;_b=_6.parentNode;while((n=_b.childNodes[i++])){if(n===_6){--i;break;}}_8.unshift(i);_9.unshift(i-_b.childNodes.length);_6=_b;}if(_8.length>0&&_a.nodeType==3){n=_a.previousSibling;while(n&&n.nodeType==3){_8[_8.length-1]--;n=n.previousSibling;}n=_a.nextSibling;while(n&&n.nodeType==3){_9[_9.length-1]++;n=n.nextSibling;}}return {o:_8,r:_9};};_5.range.getNode=function(_c,_d){if(!_3.isArray(_c)||_c.length==0){return _d;}var _e=_d;_1.every(_c,function(i){if(i>=0&&i<_e.childNodes.length){_e=_e.childNodes[i];}else{_e=null;return false;}return true;});return _e;};_5.range.getCommonAncestor=function(n1,n2,_f){_f=_f||n1.ownerDocument.body;var _10=function(n){var as=[];while(n){as.unshift(n);if(n!==_f){n=n.parentNode;}else{break;}}return as;};var _11=_10(n1);var _12=_10(n2);var m=Math.min(_11.length,_12.length);var com=_11[0];for(var i=1;i<m;i++){if(_11[i]===_12[i]){com=_11[i];}else{break;}}return com;};_5.range.getAncestor=function(_13,_14,_15){_15=_15||_13.ownerDocument.body;while(_13&&_13!==_15){var _16=_13.nodeName.toUpperCase();if(_14.test(_16)){return _13;}_13=_13.parentNode;}return null;};_5.range.BlockTagNames=/^(?:P|DIV|H1|H2|H3|H4|H5|H6|ADDRESS|PRE|OL|UL|LI|DT|DE)$/;_5.range.getBlockAncestor=function(_17,_18,_19){_19=_19||_17.ownerDocument.body;_18=_18||_5.range.BlockTagNames;var _1a=null,_1b;while(_17&&_17!==_19){var _1c=_17.nodeName.toUpperCase();if(!_1a&&_18.test(_1c)){_1a=_17;}if(!_1b&&(/^(?:BODY|TD|TH|CAPTION)$/).test(_1c)){_1b=_17;}_17=_17.parentNode;}return {blockNode:_1a,blockContainer:_1b||_17.ownerDocument.body};};_5.range.atBeginningOfContainer=function(_1d,_1e,_1f){var _20=false;var _21=(_1f==0);if(!_21&&_1e.nodeType==3){if(/^[\s\xA0]+$/.test(_1e.nodeValue.substr(0,_1f))){_21=true;}}if(_21){var _22=_1e;_20=true;while(_22&&_22!==_1d){if(_22.previousSibling){_20=false;break;}_22=_22.parentNode;}}return _20;};_5.range.atEndOfContainer=function(_23,_24,_25){var _26=false;var _27=(_25==(_24.length||_24.childNodes.length));if(!_27&&_24.nodeType==3){if(/^[\s\xA0]+$/.test(_24.nodeValue.substr(_25))){_27=true;}}if(_27){var _28=_24;_26=true;while(_28&&_28!==_23){if(_28.nextSibling){_26=false;break;}_28=_28.parentNode;}}return _26;};_5.range.adjacentNoneTextNode=function(_29,_2a){var _2b=_29;var len=(0-_29.length)||0;var _2c=_2a?"nextSibling":"previousSibling";while(_2b){if(_2b.nodeType!=3){break;}len+=_2b.length;_2b=_2b[_2c];}return [_2b,len];};_5.range.create=function(win){win=win||window;if(win.getSelection){return win.document.createRange();}else{return new _5.range.W3CRange();}};_5.range.getSelection=function(_2d,_2e){if(_2d.getSelection){return _2d.getSelection();}else{var s=new _5.range.ie.selection(_2d);if(!_2e){s._getCurrentSelection();}return s;}};if(!window.getSelection){_5.range.ie={cachedSelection:{},selection:function(_2f){this._ranges=[];this.addRange=function(r,_30){this._ranges.push(r);if(!_30){r._select();}this.rangeCount=this._ranges.length;};this.removeAllRanges=function(){this._ranges=[];this.rangeCount=0;};var _31=function(){var r=_2f.document.selection.createRange();var _32=_2f.document.selection.type.toUpperCase();if(_32=="CONTROL"){return new _5.range.W3CRange(_5.range.ie.decomposeControlRange(r));}else{return new _5.range.W3CRange(_5.range.ie.decomposeTextRange(r));}};this.getRangeAt=function(i){return this._ranges[i];};this._getCurrentSelection=function(){this.removeAllRanges();var r=_31();if(r){this.addRange(r,true);this.isCollapsed=r.collapsed;}else{this.isCollapsed=true;}};},decomposeControlRange:function(_33){var _34=_33.item(0),_35=_33.item(_33.length-1);var _36=_34.parentNode,_37=_35.parentNode;var _38=_5.range.getIndex(_34,_36).o[0];var _39=_5.range.getIndex(_35,_37).o[0]+1;return [_36,_38,_37,_39];},getEndPoint:function(_3a,end){var _3b=_3a.duplicate();_3b.collapse(!end);var _3c="EndTo"+(end?"End":"Start");var _3d=_3b.parentElement();var _3e,_3f,_40;if(_3d.childNodes.length>0){_1.every(_3d.childNodes,function(_41,i){var _42;if(_41.nodeType!=3){_3b.moveToElementText(_41);if(_3b.compareEndPoints(_3c,_3a)>0){if(_40&&_40.nodeType==3){_3e=_40;_42=true;}else{_3e=_3d;_3f=i;return false;}}else{if(i==_3d.childNodes.length-1){_3e=_3d;_3f=_3d.childNodes.length;return false;}}}else{if(i==_3d.childNodes.length-1){_3e=_41;_42=true;}}if(_42&&_3e){var _43=_5.range.adjacentNoneTextNode(_3e)[0];if(_43){_3e=_43.nextSibling;}else{_3e=_3d.firstChild;}var _44=_5.range.adjacentNoneTextNode(_3e);_43=_44[0];var _45=_44[1];if(_43){_3b.moveToElementText(_43);_3b.collapse(false);}else{_3b.moveToElementText(_3d);}_3b.setEndPoint(_3c,_3a);_3f=_3b.text.length-_45;return false;}_40=_41;return true;});}else{_3e=_3d;_3f=0;}if(!end&&_3e.nodeType==1&&_3f==_3e.childNodes.length){var _46=_3e.nextSibling;if(_46&&_46.nodeType==3){_3e=_46;_3f=0;}}return [_3e,_3f];},setEndPoint:function(_47,_48,_49){var _4a=_47.duplicate(),_4b,len;if(_48.nodeType!=3){if(_49>0){_4b=_48.childNodes[_49-1];if(_4b){if(_4b.nodeType==3){_48=_4b;_49=_4b.length;}else{if(_4b.nextSibling&&_4b.nextSibling.nodeType==3){_48=_4b.nextSibling;_49=0;}else{_4a.moveToElementText(_4b.nextSibling?_4b:_48);var _4c=_4b.parentNode;var _4d=_4c.insertBefore(_4b.ownerDocument.createTextNode(" "),_4b.nextSibling);_4a.collapse(false);_4c.removeChild(_4d);}}}}else{_4a.moveToElementText(_48);_4a.collapse(true);}}if(_48.nodeType==3){var _4e=_5.range.adjacentNoneTextNode(_48);var _4f=_4e[0];len=_4e[1];if(_4f){_4a.moveToElementText(_4f);_4a.collapse(false);if(_4f.contentEditable!="inherit"){len++;}}else{_4a.moveToElementText(_48.parentNode);_4a.collapse(true);_4a.move("character",1);_4a.move("character",-1);}_49+=len;if(_49>0){if(_4a.move("character",_49)!=_49){console.error("Error when moving!");}}}return _4a;},decomposeTextRange:function(_50){var _51=_5.range.ie.getEndPoint(_50);var _52=_51[0],_53=_51[1];var _54=_51[0],_55=_51[1];if(_50.htmlText.length){if(_50.htmlText==_50.text){_55=_53+_50.text.length;}else{_51=_5.range.ie.getEndPoint(_50,true);_54=_51[0],_55=_51[1];}}return [_52,_53,_54,_55];},setRange:function(_56,_57,_58,_59,_5a,_5b){var _5c=_5.range.ie.setEndPoint(_56,_57,_58);_56.setEndPoint("StartToStart",_5c);if(!_5b){var end=_5.range.ie.setEndPoint(_56,_59,_5a);}_56.setEndPoint("EndToEnd",end||_5c);return _56;}};_2("dijit.range.W3CRange",null,{constructor:function(){if(arguments.length>0){this.setStart(arguments[0][0],arguments[0][1]);this.setEnd(arguments[0][2],arguments[0][3]);}else{this.commonAncestorContainer=null;this.startContainer=null;this.startOffset=0;this.endContainer=null;this.endOffset=0;this.collapsed=true;}},_updateInternal:function(){if(this.startContainer!==this.endContainer){this.commonAncestorContainer=_5.range.getCommonAncestor(this.startContainer,this.endContainer);}else{this.commonAncestorContainer=this.startContainer;}this.collapsed=(this.startContainer===this.endContainer)&&(this.startOffset==this.endOffset);},setStart:function(_5d,_5e){_5e=parseInt(_5e);if(this.startContainer===_5d&&this.startOffset==_5e){return;}delete this._cachedBookmark;this.startContainer=_5d;this.startOffset=_5e;if(!this.endContainer){this.setEnd(_5d,_5e);}else{this._updateInternal();}},setEnd:function(_5f,_60){_60=parseInt(_60);if(this.endContainer===_5f&&this.endOffset==_60){return;}delete this._cachedBookmark;this.endContainer=_5f;this.endOffset=_60;if(!this.startContainer){this.setStart(_5f,_60);}else{this._updateInternal();}},setStartAfter:function(_61,_62){this._setPoint("setStart",_61,_62,1);},setStartBefore:function(_63,_64){this._setPoint("setStart",_63,_64,0);},setEndAfter:function(_65,_66){this._setPoint("setEnd",_65,_66,1);},setEndBefore:function(_67,_68){this._setPoint("setEnd",_67,_68,0);},_setPoint:function(_69,_6a,_6b,ext){var _6c=_5.range.getIndex(_6a,_6a.parentNode).o;this[_69](_6a.parentNode,_6c.pop()+ext);},_getIERange:function(){var r=(this._body||this.endContainer.ownerDocument.body).createTextRange();_5.range.ie.setRange(r,this.startContainer,this.startOffset,this.endContainer,this.endOffset,this.collapsed);return r;},getBookmark:function(){this._getIERange();return this._cachedBookmark;},_select:function(){var r=this._getIERange();r.select();},deleteContents:function(){var s=this.startContainer,r=this._getIERange();if(s.nodeType===3&&!this.startOffset){this.setStartBefore(s);}r.pasteHTML("");this.endContainer=this.startContainer;this.endOffset=this.startOffset;this.collapsed=true;},cloneRange:function(){var r=new _5.range.W3CRange([this.startContainer,this.startOffset,this.endContainer,this.endOffset]);r._body=this._body;return r;},detach:function(){this._body=null;this.commonAncestorContainer=null;this.startContainer=null;this.startOffset=0;this.endContainer=null;this.endOffset=0;this.collapsed=true;}});}return _5.range;});