root / trunk / web / dojo / dijit / _editor / plugins / EnterKeyHandling.js
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/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dijit._editor.plugins.EnterKeyHandling"]){ |
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dojo._hasResource["dijit._editor.plugins.EnterKeyHandling"]=true; |
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dojo.provide("dijit._editor.plugins.EnterKeyHandling");
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dojo.require("dojo.window");
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dojo.declare("dijit._editor.plugins.EnterKeyHandling",dijit._editor._Plugin,{blockNodeForEnter:"BR",constructor:function(_1){ |
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if(_1){
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dojo.mixin(this,_1);
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} |
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},setEditor:function(_2){ |
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this.editor=_2;
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if(this.blockNodeForEnter=="BR"){ |
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if(dojo.isIE){
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_2.contentDomPreFilters.push(dojo.hitch(this,"regularPsToSingleLinePs")); |
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_2.contentDomPostFilters.push(dojo.hitch(this,"singleLinePsToRegularPs")); |
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_2.onLoadDeferred.addCallback(dojo.hitch(this,"_fixNewLineBehaviorForIE")); |
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}else{
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_2.onLoadDeferred.addCallback(dojo.hitch(this,function(d){ |
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try{
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this.editor.document.execCommand("insertBrOnReturn",false,true); |
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} |
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catch(e){
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} |
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return d;
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})); |
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} |
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}else{
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if(this.blockNodeForEnter){ |
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dojo["require"]("dijit._editor.range"); |
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var h=dojo.hitch(this,this.handleEnterKey); |
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_2.addKeyHandler(13,0,0,h); |
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_2.addKeyHandler(13,0,1,h); |
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this.connect(this.editor,"onKeyPressed","onKeyPressed"); |
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} |
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} |
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},onKeyPressed:function(e){ |
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if(this._checkListLater){ |
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if(dojo.withGlobal(this.editor.window,"isCollapsed",dijit)){ |
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var _3=dojo.withGlobal(this.editor.window,"getAncestorElement",dijit._editor.selection,["LI"]); |
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if(!_3){
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dijit._editor.RichText.prototype.execCommand.call(this.editor,"formatblock",this.blockNodeForEnter); |
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var _4=dojo.withGlobal(this.editor.window,"getAncestorElement",dijit._editor.selection,[this.blockNodeForEnter]); |
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if(_4){
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_4.innerHTML=this.bogusHtmlContent;
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if(dojo.isIE){
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var r=this.editor.document.selection.createRange(); |
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r.move("character",-1); |
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r.select(); |
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} |
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}else{
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console.error("onKeyPressed: Cannot find the new block node");
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} |
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}else{
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if(dojo.isMoz){
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if(_3.parentNode.parentNode.nodeName=="LI"){ |
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_3=_3.parentNode.parentNode; |
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} |
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} |
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var fc=_3.firstChild;
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if(fc&&fc.nodeType==1&&(fc.nodeName=="UL"||fc.nodeName=="OL")){ |
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_3.insertBefore(fc.ownerDocument.createTextNode(" "),fc);
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var _5=dijit.range.create(this.editor.window); |
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_5.setStart(_3.firstChild,0);
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var _6=dijit.range.getSelection(this.editor.window,true); |
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_6.removeAllRanges(); |
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_6.addRange(_5); |
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} |
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} |
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} |
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this._checkListLater=false; |
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} |
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if(this._pressedEnterInBlock){ |
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if(this._pressedEnterInBlock.previousSibling){ |
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this.removeTrailingBr(this._pressedEnterInBlock.previousSibling); |
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} |
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delete this._pressedEnterInBlock; |
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} |
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},bogusHtmlContent:" ",blockNodes:/^(?:P|H1|H2|H3|H4|H5|H6|LI)$/,handleEnterKey:function(e){ |
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var _7,_8,_9,_a=this.editor.document,br; |
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if(e.shiftKey){
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var _b=dojo.withGlobal(this.editor.window,"getParentElement",dijit._editor.selection); |
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var _c=dijit.range.getAncestor(_b,this.blockNodes); |
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if(_c){
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if(!e.shiftKey&&_c.tagName=="LI"){ |
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return true; |
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} |
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_7=dijit.range.getSelection(this.editor.window);
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_8=_7.getRangeAt(0);
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if(!_8.collapsed){
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_8.deleteContents(); |
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_7=dijit.range.getSelection(this.editor.window);
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_8=_7.getRangeAt(0);
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} |
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if(dijit.range.atBeginningOfContainer(_c,_8.startContainer,_8.startOffset)){
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if(e.shiftKey){
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br=_a.createElement("br");
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_9=dijit.range.create(this.editor.window);
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_c.insertBefore(br,_c.firstChild); |
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_9.setStartBefore(br.nextSibling); |
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_7.removeAllRanges(); |
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_7.addRange(_9); |
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}else{
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dojo.place(br,_c,"before");
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} |
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}else{
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if(dijit.range.atEndOfContainer(_c,_8.startContainer,_8.startOffset)){
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_9=dijit.range.create(this.editor.window);
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br=_a.createElement("br");
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if(e.shiftKey){
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_c.appendChild(br); |
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_c.appendChild(_a.createTextNode(" "));
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_9.setStart(_c.lastChild,0);
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}else{
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dojo.place(br,_c,"after");
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_9.setStartAfter(_c); |
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} |
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_7.removeAllRanges(); |
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_7.addRange(_9); |
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}else{
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return true; |
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} |
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} |
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}else{
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dijit._editor.RichText.prototype.execCommand.call(this.editor,"inserthtml","<br>"); |
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} |
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return false; |
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} |
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var _d=true; |
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_7=dijit.range.getSelection(this.editor.window);
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_8=_7.getRangeAt(0);
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if(!_8.collapsed){
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_8.deleteContents(); |
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_7=dijit.range.getSelection(this.editor.window);
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_8=_7.getRangeAt(0);
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} |
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var _e=dijit.range.getBlockAncestor(_8.endContainer,null,this.editor.editNode); |
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var _f=_e.blockNode;
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if((this._checkListLater=(_f&&(_f.nodeName=="LI"||_f.parentNode.nodeName=="LI")))){ |
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if(dojo.isMoz){
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this._pressedEnterInBlock=_f;
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} |
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if(/^(\s| |\xA0|<span\b[^>]*\bclass=['"]Apple-style-span['"][^>]*>(\s| |\xA0)<\/span>)?(<br>)?$/.test(_f.innerHTML)){ |
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_f.innerHTML="";
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if(dojo.isWebKit){
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_9=dijit.range.create(this.editor.window);
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_9.setStart(_f,0);
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_7.removeAllRanges(); |
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_7.addRange(_9); |
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} |
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this._checkListLater=false; |
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} |
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return true; |
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} |
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if(!_e.blockNode||_e.blockNode===this.editor.editNode){ |
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try{
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dijit._editor.RichText.prototype.execCommand.call(this.editor,"formatblock",this.blockNodeForEnter); |
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} |
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catch(e2){
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} |
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_e={blockNode:dojo.withGlobal(this.editor.window,"getAncestorElement",dijit._editor.selection,[this.blockNodeForEnter]),blockContainer:this.editor.editNode};
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if(_e.blockNode){
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if(_e.blockNode!=this.editor.editNode&&(!(_e.blockNode.textContent||_e.blockNode.innerHTML).replace(/^\s+|\s+$/g,"").length)){ |
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this.removeTrailingBr(_e.blockNode);
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return false; |
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} |
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}else{
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_e.blockNode=this.editor.editNode;
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} |
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_7=dijit.range.getSelection(this.editor.window);
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_8=_7.getRangeAt(0);
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} |
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var _10=_a.createElement(this.blockNodeForEnter); |
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_10.innerHTML=this.bogusHtmlContent;
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this.removeTrailingBr(_e.blockNode);
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if(dijit.range.atEndOfContainer(_e.blockNode,_8.endContainer,_8.endOffset)){
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if(_e.blockNode===_e.blockContainer){
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_e.blockNode.appendChild(_10); |
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}else{
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dojo.place(_10,_e.blockNode,"after");
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} |
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_d=false;
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_9=dijit.range.create(this.editor.window);
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_9.setStart(_10,0);
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_7.removeAllRanges(); |
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_7.addRange(_9); |
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if(this.editor.height){ |
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dojo.window.scrollIntoView(_10); |
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} |
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}else{
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if(dijit.range.atBeginningOfContainer(_e.blockNode,_8.startContainer,_8.startOffset)){
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dojo.place(_10,_e.blockNode,_e.blockNode===_e.blockContainer?"first":"before"); |
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if(_10.nextSibling&&this.editor.height){ |
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_9=dijit.range.create(this.editor.window);
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_9.setStart(_10.nextSibling,0);
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_7.removeAllRanges(); |
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_7.addRange(_9); |
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dojo.window.scrollIntoView(_10.nextSibling); |
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} |
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_d=false;
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}else{
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if(_e.blockNode===_e.blockContainer){
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_e.blockNode.appendChild(_10); |
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}else{
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dojo.place(_10,_e.blockNode,"after");
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} |
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_d=false;
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if(_e.blockNode.style){
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if(_10.style){
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if(_e.blockNode.style.cssText){
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_10.style.cssText=_e.blockNode.style.cssText; |
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} |
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} |
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} |
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var rs=_8.startContainer;
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if(rs&&rs.nodeType==3){ |
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var _11,_12;
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var txt=rs.nodeValue;
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var _13=_a.createTextNode(txt.substring(0,_8.startOffset)); |
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var _14=_a.createTextNode(txt.substring(_8.startOffset,txt.length));
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dojo.place(_13,rs,"before");
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dojo.place(_14,rs,"after");
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dojo.destroy(rs); |
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var _15=_13.parentNode;
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while(_15!==_e.blockNode){
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var tg=_15.tagName;
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var _16=_a.createElement(tg);
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if(_15.style){
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if(_16.style){
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if(_15.style.cssText){
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_16.style.cssText=_15.style.cssText; |
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} |
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} |
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} |
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_11=_14; |
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while(_11){
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_12=_11.nextSibling; |
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_16.appendChild(_11); |
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_11=_12; |
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} |
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dojo.place(_16,_15,"after");
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_13=_15; |
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_14=_16; |
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_15=_15.parentNode; |
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} |
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_11=_14; |
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if(_11.nodeType==1||(_11.nodeType==3&&_11.nodeValue)){ |
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_10.innerHTML="";
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} |
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while(_11){
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_12=_11.nextSibling; |
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_10.appendChild(_11); |
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_11=_12; |
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} |
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} |
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_9=dijit.range.create(this.editor.window);
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_9.setStart(_10,0);
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_7.removeAllRanges(); |
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_7.addRange(_9); |
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if(this.editor.height){ |
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dijit.scrollIntoView(_10); |
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} |
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if(dojo.isMoz){
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this._pressedEnterInBlock=_e.blockNode;
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} |
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} |
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} |
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return _d;
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},removeTrailingBr:function(_17){ |
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var _18=/P|DIV|LI/i.test(_17.tagName)?_17:dijit._editor.selection.getParentOfType(_17,["P","DIV","LI"]); |
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if(!_18){
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return;
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} |
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if(_18.lastChild){
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if((_18.childNodes.length>1&&_18.lastChild.nodeType==3&&/^[\s\xAD]*$/.test(_18.lastChild.nodeValue))||_18.lastChild.tagName=="BR"){ |
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dojo.destroy(_18.lastChild); |
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} |
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} |
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if(!_18.childNodes.length){
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_18.innerHTML=this.bogusHtmlContent;
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} |
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},_fixNewLineBehaviorForIE:function(d){ |
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var doc=this.editor.document; |
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if(doc.__INSERTED_EDITIOR_NEWLINE_CSS===undefined){ |
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var _19=dojo.create("style",{type:"text/css"},doc.getElementsByTagName("head")[0]); |
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_19.styleSheet.cssText="p{margin:0;}";
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this.editor.document.__INSERTED_EDITIOR_NEWLINE_CSS=true; |
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} |
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return d;
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},regularPsToSingleLinePs:function(_1a,_1b){ |
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function _1c(el){ |
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function _1d(_1e){ |
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var _1f=_1e[0].ownerDocument.createElement("p"); |
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_1e[0].parentNode.insertBefore(_1f,_1e[0]); |
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dojo.forEach(_1e,function(_20){
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_1f.appendChild(_20); |
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}); |
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}; |
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var _21=0; |
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var _22=[];
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var _23;
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while(_21<el.childNodes.length){
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_23=el.childNodes[_21]; |
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if(_23.nodeType==3||(_23.nodeType==1&&_23.nodeName!="BR"&&dojo.style(_23,"display")!="block")){ |
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_22.push(_23); |
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}else{
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var _24=_23.nextSibling;
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if(_22.length){
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_1d(_22); |
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_21=(_21+1)-_22.length;
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if(_23.nodeName=="BR"){ |
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dojo.destroy(_23); |
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} |
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} |
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_22=[]; |
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} |
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_21++; |
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} |
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if(_22.length){
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_1d(_22); |
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} |
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}; |
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function _25(el){ |
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var _26=null; |
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var _27=[];
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var _28=el.childNodes.length-1; |
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for(var i=_28;i>=0;i--){ |
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_26=el.childNodes[i]; |
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if(_26.nodeName=="BR"){ |
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var _29=_26.ownerDocument.createElement("p"); |
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dojo.place(_29,el,"after");
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if(_27.length==0&&i!=_28){ |
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_29.innerHTML=" ";
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} |
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dojo.forEach(_27,function(_2a){
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_29.appendChild(_2a); |
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}); |
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dojo.destroy(_26); |
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_27=[]; |
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}else{
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_27.unshift(_26); |
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} |
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} |
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}; |
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var _2b=[];
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var ps=_1a.getElementsByTagName("p"); |
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dojo.forEach(ps,function(p){
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_2b.push(p); |
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}); |
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dojo.forEach(_2b,function(p){
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var _2c=p.previousSibling;
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if((_2c)&&(_2c.nodeType==1)&&(_2c.nodeName=="P"||dojo.style(_2c,"display")!="block")){ |
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var _2d=p.parentNode.insertBefore(this.document.createElement("p"),p); |
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_2d.innerHTML=_1b?"":" "; |
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} |
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_25(p); |
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},this.editor);
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_1c(_1a); |
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return _1a;
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},singleLinePsToRegularPs:function(_2e){ |
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function _2f(_30){ |
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var ps=_30.getElementsByTagName("p"); |
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var _31=[];
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for(var i=0;i<ps.length;i++){ |
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var p=ps[i];
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var _32=false; |
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for(var k=0;k<_31.length;k++){ |
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if(_31[k]===p.parentNode){
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_32=true;
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break;
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} |
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} |
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if(!_32){
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_31.push(p.parentNode); |
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} |
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} |
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return _31;
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}; |
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function _33(_34){ |
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return (!_34.childNodes.length||_34.innerHTML==" "); |
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}; |
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var _35=_2f(_2e);
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| 388 |
for(var i=0;i<_35.length;i++){ |
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var _36=_35[i];
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var _37=null; |
| 391 |
var _38=_36.firstChild;
|
| 392 |
var _39=null; |
| 393 |
while(_38){
|
| 394 |
if(_38.nodeType!=1||_38.tagName!="P"||(_38.getAttributeNode("style")||{}).specified){ |
| 395 |
_37=null;
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}else{
|
| 397 |
if(_33(_38)){
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_39=_38; |
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_37=null;
|
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}else{
|
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if(_37==null){ |
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_37=_38; |
| 403 |
}else{
|
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if((!_37.lastChild||_37.lastChild.nodeName!="BR")&&(_38.firstChild)&&(_38.firstChild.nodeName!="BR")){ |
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_37.appendChild(this.editor.document.createElement("br")); |
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} |
| 407 |
while(_38.firstChild){
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_37.appendChild(_38.firstChild); |
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} |
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_39=_38; |
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} |
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} |
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} |
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_38=_38.nextSibling; |
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if(_39){
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dojo.destroy(_39); |
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_39=null;
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} |
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} |
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} |
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return _2e;
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}}); |
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} |