YNU_JEUS/admin_home/dojo/dojox/editor/plugins/NormalizeIndentOutdent.js

/*
	Copyright (c) 2004-2009, The Dojo Foundation All Rights Reserved.
	Available via Academic Free License >= 2.1 OR the modified BSD license.
	see: http://dojotoolkit.org/license for details
*/


if(!dojo._hasResource["dojox.editor.plugins.NormalizeIndentOutdent"]){dojo._hasResource["dojox.editor.plugins.NormalizeIndentOutdent"]=true;dojo.provide("dojox.editor.plugins.NormalizeIndentOutdent");dojo.require("dijit._editor._Plugin");dojo.experimental("dojox.editor.plugins.NormalizeIndentOutdent");dojo.declare("dojox.editor.plugins.NormalizeIndentOutdent",dijit._editor._Plugin,{indentBy:40,indentUnits:"px",setEditor:function(_1){this.editor=_1;_1._indentImpl=dojo.hitch(this,this._indentImpl);_1._outdentImpl=dojo.hitch(this,this._outdentImpl);if(!_1._indentoutdent_queryCommandEnabled){_1._indentoutdent_queryCommandEnabled=_1.queryCommandEnabled;}_1.queryCommandEnabled=dojo.hitch(this,this._queryCommandEnabled);_1.customUndo=true;},_queryCommandEnabled:function(_2){var c=_2.toLowerCase();var ed,_3,_4,_5,_6,_7;var _8="marginLeft";if(!this._isLtr()){_8="marginRight";}if(c==="indent"){ed=this.editor;_3=dijit.range.getSelection(ed.window);if(_3&&_3.rangeCount>0){_4=_3.getRangeAt(0);_5=_4.startContainer;while(_5&&_5!==ed.document&&_5!==ed.editNode){_6=this._getTagName(_5);if(_6==="li"){_7=_5.previousSibling;while(_7&&_7.nodeType!==1){_7=_7.previousSibling;}if(_7&&this._getTagName(_7)==="li"){return true;}else{return false;}}else{if(this._isIndentableElement(_6)){return true;}}_5=_5.parentNode;}if(this._isRootInline(_4.startContainer)){return true;}}}else{if(c==="outdent"){ed=this.editor;_3=dijit.range.getSelection(ed.window);if(_3&&_3.rangeCount>0){_4=_3.getRangeAt(0);_5=_4.startContainer;while(_5&&_5!==ed.document&&_5!==ed.editNode){_6=this._getTagName(_5);if(_6==="li"){return this.editor._indentoutdent_queryCommandEnabled(_2);}else{if(this._isIndentableElement(_6)){var _9=_5.style?_5.style[_8]:"";if(_9){_9=this._convertIndent(_9);if(_9/this.indentBy>=1){return true;}}return false;}}_5=_5.parentNode;}if(this._isRootInline(_4.startContainer)){return false;}}}else{return this.editor._indentoutdent_queryCommandEnabled(_2);}}return false;},_indentImpl:function(_a){var ed=this.editor;var _b=dijit.range.getSelection(ed.window);if(_b&&_b.rangeCount>0){var _c=_b.getRangeAt(0);var _d=_c.startContainer;var _e,_f,end,div;if(_c.startContainer===_c.endContainer){if(this._isRootInline(_c.startContainer)){_f=_c.startContainer;while(_f&&_f.parentNode!==ed.editNode){_f=_f.parentNode;}while(_f&&_f.previousSibling&&(this._isTextElement(_f)||(_f.nodeType===1&&this._isInlineFormat(this._getTagName(_f))))){_f=_f.previousSibling;}if(_f&&_f.nodeType===1&&!this._isInlineFormat(this._getTagName(_f))){_f=_f.nextSibling;}if(_f){div=ed.document.createElement("div");dojo.place(div,_f,"after");div.appendChild(_f);end=div.nextSibling;while(end&&(this._isTextElement(end)||(end.nodeType===1&&this._isInlineFormat(this._getTagName(end))))){div.appendChild(end);end=div.nextSibling;}this._indentElement(div);dojo.withGlobal(ed.window,"selectElementChildren",dijit._editor.selection,[div]);dojo.withGlobal(ed.window,"collapse",dijit._editor.selection,[true]);}}else{while(_d&&_d!==ed.document&&_d!==ed.editNode){_e=this._getTagName(_d);if(_e==="li"){this._indentList(_d);return;}else{if(this._isIndentableElement(_e)){this._indentElement(_d);return;}}_d=_d.parentNode;}}}else{var _10;_f=_c.startContainer;end=_c.endContainer;while(_f&&this._isTextElement(_f)&&_f.parentNode!==ed.editNode){_f=_f.parentNode;}while(end&&this._isTextElement(end)&&end.parentNode!==ed.editNode){end=end.parentNode;}if(end===ed.editNode||end===ed.document.body){_10=_f;while(_10.nextSibling&&this._inSelection(_10,_c)){_10=_10.nextSibling;}end=_10;if(end===ed.editNode||end===ed.document.body){_e=this._getTagName(_f);if(_e==="li"){this._indentList(_f);}else{if(this._isIndentableElement(_e)){this._indentElement(_f);}else{if(this._isTextElement(_f)||this._isInlineFormat(_e)){div=ed.document.createElement("div");dojo.place(div,_f,"after");var _11=_f;while(_11&&(this._isTextElement(_11)||(_11.nodeType===1&&this._isInlineFormat(this._getTagName(_11))))){div.appendChild(_11);_11=div.nextSibling;}this._indentElement(div);}}}return;}}end=end.nextSibling;_10=_f;while(_10&&_10!==end){if(_10.nodeType===1){_e=this._getTagName(_10);if(dojo.isIE){if(_e==="p"&&this._isEmpty(_10)){_10=_10.nextSibling;continue;}}if(_e==="li"){if(div){if(this._isEmpty(div)){div.parentNode.removeChild(div);}else{this._indentElement(div);}div=null;}this._indentList(_10);}else{if(!this._isInlineFormat(_e)&&this._isIndentableElement(_e)){if(div){if(this._isEmpty(div)){div.parentNode.removeChild(div);}else{this._indentElement(div);}div=null;}_10=this._indentElement(_10);}else{if(this._isInlineFormat(_e)){if(!div){div=ed.document.createElement("div");dojo.place(div,_10,"after");div.appendChild(_10);_10=div;}else{div.appendChild(_10);_10=div;}}}}}else{if(this._isTextElement(_10)){if(!div){div=ed.document.createElement("div");dojo.place(div,_10,"after");div.appendChild(_10);_10=div;}else{div.appendChild(_10);_10=div;}}}_10=_10.nextSibling;}if(div){if(this._isEmpty(div)){div.parentNode.removeChild(div);}else{this._indentElement(div);}div=null;}}}},_indentElement:function(_12){var _13="marginLeft";if(!this._isLtr()){_13="marginRight";}var tag=this._getTagName(_12);if(tag==="ul"||tag==="ol"){var div=this.editor.document.createElement("div");dojo.place(div,_12,"after");div.appendChild(_12);_12=div;}var _14=_12.style?_12.style[_13]:"";if(_14){_14=this._convertIndent(_14);_14=(parseInt(_14,10)+this.indentBy)+this.indentUnits;}else{_14=this.indentBy+this.indentUnits;}dojo.style(_12,_13,_14);return _12;},_outdentElement:function(_15){var _16="marginLeft";if(!this._isLtr()){_16="marginRight";}var _17=_15.style?_15.style[_16]:"";if(_17){_17=this._convertIndent(_17);if(_17-this.indentBy>0){_17=(parseInt(_17,10)-this.indentBy)+this.indentUnits;}else{_17="";}dojo.style(_15,_16,_17);}},_outdentImpl:function(_18){var ed=this.editor;var sel=dijit.range.getSelection(ed.window);if(sel&&sel.rangeCount>0){var _19=sel.getRangeAt(0);var _1a=_19.startContainer;var tag;if(_19.startContainer===_19.endContainer){while(_1a&&_1a!==ed.document&&_1a!==ed.editNode){tag=this._getTagName(_1a);if(tag==="li"){return this._outdentList(_1a);}else{if(this._isIndentableElement(tag)){return this._outdentElement(_1a);}}_1a=_1a.parentNode;}ed.document.execCommand("outdent",false,_18);}else{var _1b=_19.startContainer;var end=_19.endContainer;while(_1b&&_1b.nodeType===3){_1b=_1b.parentNode;}while(end&&end.nodeType===3){end=end.parentNode;}end=end.nextSibling;var _1c=_1b;while(_1c&&_1c!==end){if(_1c.nodeType===1){tag=this._getTagName(_1c);if(tag==="li"){this._outdentList(_1c);}else{if(this._isIndentableElement(tag)){this._outdentElement(_1c);}}}_1c=_1c.nextSibling;}}}return null;},_indentList:function(_1d){var ed=this.editor;var _1e,li;var _1f=_1d.parentNode;var _20=_1d.previousSibling;while(_20&&_20.nodeType!==1){_20=_20.previousSibling;}var _21=null;var tg=this._getTagName(_1f);if(tg==="ol"){_21="ol";}else{if(tg==="ul"){_21="ul";}}if(_21){if(_20&&_20.tagName.toLowerCase()=="li"){var _22;if(_20.childNodes){var i;for(i=0;i<_20.childNodes.length;i++){var n=_20.childNodes[i];if(n.nodeType===3){if(dojo.trim(n.nodeValue)){if(_22){break;}}}else{if(n.nodeType===1&&!_22){if(_21===n.tagName.toLowerCase()){_22=n;}}else{break;}}}}if(_22){_22.appendChild(_1d);}else{_1e=ed.document.createElement(_21);dojo.style(_1e,{paddingTop:"0px",paddingBottom:"0px"});li=ed.document.createElement("li");dojo.style(li,{listStyleImage:"none",listStyleType:"none"});_20.appendChild(_1e);_1e.appendChild(_1d);}dojo.withGlobal(ed.window,"selectElementChildren",dijit._editor.selection,[_1d]);dojo.withGlobal(ed.window,"collapse",dijit._editor.selection,[true]);}}},_outdentList:function(_23){var ed=this.editor;var _24=_23.parentNode;var _25=null;var tg=_24.tagName?_24.tagName.toLowerCase():"";var li;if(tg==="ol"){_25="ol";}else{if(tg==="ul"){_25="ul";}}var _26=_24.parentNode;var _27=this._getTagName(_26);if(_27==="li"||_27==="ol"||_27==="ul"){if(_27==="ol"||_27==="ul"){var _28=_24.previousSibling;while(_28&&(_28.nodeType!==1||(_28.nodeType===1&&this._getTagName(_28)!=="li"))){_28=_28.previousSibling;}if(_28){_28.appendChild(_24);_26=_28;}else{li=_23;var _29=_23;while(li.previousSibling){li=li.previousSibling;if(li.nodeType===1&&this._getTagName(li)==="li"){_29=li;}}if(_29!==_23){dojo.place(_29,_24,"before");_29.appendChild(_24);_26=_29;}else{li=ed.document.createElement("li");dojo.place(li,_24,"before");li.appendChild(_24);_26=li;}dojo.style(_24,{paddingTop:"0px",paddingBottom:"0px"});}}var _2a=_23.previousSibling;while(_2a&&_2a.nodeType!==1){_2a=_2a.previousSibling;}var _2b=_23.nextSibling;while(_2b&&_2b.nodeType!==1){_2b=_2b.nextSibling;}if(!_2a){dojo.place(_23,_26,"after");_23.appendChild(_24);}else{if(!_2b){dojo.place(_23,_26,"after");}else{var _2c=ed.document.createElement(_25);dojo.style(_2c,{paddingTop:"0px",paddingBottom:"0px"});_23.appendChild(_2c);while(_23.nextSibling){_2c.appendChild(_23.nextSibling);}dojo.place(_23,_26,"after");}}if(_24&&this._isEmpty(_24)){_24.parentNode.removeChild(_24);}if(_26&&this._isEmpty(_26)){_26.parentNode.removeChild(_26);}dojo.withGlobal(ed.window,"selectElementChildren",dijit._editor.selection,[_23]);dojo.withGlobal(ed.window,"collapse",dijit._editor.selection,[true]);}else{ed.document.execCommand("outdent",false,null);}},_isEmpty:function(_2d){if(_2d.childNodes){var _2e=true;var i;for(i=0;i<_2d.childNodes.length;i++){var n=_2d.childNodes[i];if(n.nodeType===1){if(this._getTagName(n)==="p"){if(!dojo.trim(n.innerHTML)){continue;}}_2e=false;break;}else{if(this._isTextElement(n)){var nv=dojo.trim(n.nodeValue);if(nv&&nv!=="&nbsp;"&&nv!==" "){_2e=false;break;}}else{_2e=false;break;}}}return _2e;}else{return true;}},_isIndentableElement:function(tag){switch(tag){case "p":case "div":case "h1":case "h2":case "h3":case "center":case "table":case "ul":case "ol":return true;default:return false;}},_convertIndent:function(_2f){var _30=12;_2f=_2f+"";_2f=_2f.toLowerCase();var _31=(_2f.indexOf("px")>0)?"px":(_2f.indexOf("em")>0)?"em":"px";_2f=_2f.replace(/(px;?|em;?)/gi,"");if(_31==="px"){if(this.indentUnits==="em"){_2f=Math.ceil(_2f/_30);}}else{if(this.indentUnits==="px"){_2f=_2f*_30;}}return _2f;},_isLtr:function(){var _32=this.editor.document.body;return dojo.withGlobal(this.editor.window,function(){var cs=dojo.getComputedStyle(_32);return cs?cs.direction=="ltr":true;});},_isInlineFormat:function(tag){switch(tag){case "a":case "b":case "strong":case "s":case "strike":case "i":case "u":case "em":case "sup":case "sub":case "span":case "font":case "big":case "cite":case "q":case "img":case "small":return true;default:return false;}},_getTagName:function(_33){var tag="";if(_33&&_33.nodeType===1){tag=_33.tagName?_33.tagName.toLowerCase():"";}return tag;},_isRootInline:function(_34){var ed=this.editor;if(this._isTextElement(_34)&&_34.parentNode===ed.editNode){return true;}else{if(_34.nodeType===1&&this._isInlineFormat(_34)&&_34.parentNode===ed.editNode){return true;}else{if(this._isTextElement(_34)&&this._isInlineFormat(this._getTagName(_34.parentNode))){_34=_34.parentNode;while(_34&&_34!==ed.editNode&&this._isInlineFormat(this._getTagName(_34))){_34=_34.parentNode;}if(_34===ed.editNode){return true;}}}}return false;},_isTextElement:function(_35){if(_35&&_35.nodeType===3||_35.nodeType===4){return true;}return false;},_inSelection:function(_36,_37){if(_36&&_37){var _38;var doc=this.editor.document;if(_37.compareBoundaryPoints&&doc.createRange){try{_38=doc.createRange();_38.setStart(_36,0);if(_37.compareBoundaryPoints(_37.START_TO_END,_38)===1){return true;}}catch(e){}}else{if(doc.selection){_37=doc.selection.createRange();try{_38=_36.ownerDocument.body.createControlRange();if(_38){_38.addElement(_36);}}catch(e1){try{_38=_36.ownerDocument.body.createTextRange();_38.moveToElementText(_36);}catch(e2){}}if(_37&&_38){if(_37.compareEndPoints("EndToStart",_38)===1){return true;}}}}}return false;}});dojo.subscribe(dijit._scopeName+".Editor.getPlugin",null,function(o){if(o.plugin){return;}var _39=o.args.name.toLowerCase();if(_39==="normalizeindentoutdent"){o.plugin=new dojox.editor.plugins.NormalizeIndentOutdent({indentBy:("indentBy" in o.args)?(o.args.indentBy>0?o.args.indentBy:40):40,indentUnits:("indentUnits" in o.args)?(o.args.indentUnits.toLowerCase()=="em"?"em":"px"):"px"});}});}