diff options
Diffstat (limited to 'plugins/LocalFilesEditor/editarea/highlight.js')
| -rw-r--r-- | plugins/LocalFilesEditor/editarea/highlight.js | 407 |
1 files changed, 0 insertions, 407 deletions
diff --git a/plugins/LocalFilesEditor/editarea/highlight.js b/plugins/LocalFilesEditor/editarea/highlight.js deleted file mode 100644 index d0ec749a3..000000000 --- a/plugins/LocalFilesEditor/editarea/highlight.js +++ /dev/null @@ -1,407 +0,0 @@ - // change_to: "on" or "off"
- EditArea.prototype.change_highlight= function(change_to){
- if(this.settings["syntax"].length==0 && change_to==false){
- this.switchClassSticky(_$("highlight"), 'editAreaButtonDisabled', true);
- this.switchClassSticky(_$("reset_highlight"), 'editAreaButtonDisabled', true);
- return false;
- }
-
- if(this.do_highlight==change_to)
- return false;
-
-
- this.getIESelection();
- var pos_start= this.textarea.selectionStart;
- var pos_end= this.textarea.selectionEnd;
-
- if(this.do_highlight===true || change_to==false)
- this.disable_highlight();
- else
- this.enable_highlight();
- this.textarea.focus();
- this.textarea.selectionStart = pos_start;
- this.textarea.selectionEnd = pos_end;
- this.setIESelection();
-
- };
-
- EditArea.prototype.disable_highlight= function(displayOnly){
- var t= this, a=t.textarea, new_Obj, old_class, new_class;
-
- t.selection_field.innerHTML="";
- t.selection_field_text.innerHTML="";
- t.content_highlight.style.visibility="hidden";
- // replacing the node is far more faster than deleting it's content in firefox
- new_Obj= t.content_highlight.cloneNode(false);
- new_Obj.innerHTML= "";
- t.content_highlight.parentNode.insertBefore(new_Obj, t.content_highlight);
- t.content_highlight.parentNode.removeChild(t.content_highlight);
- t.content_highlight= new_Obj;
- old_class= parent.getAttribute( a,"class" );
- if(old_class){
- new_class= old_class.replace( "hidden","" );
- parent.setAttribute( a, "class", new_class );
- }
-
- a.style.backgroundColor="transparent"; // needed in order to see the bracket finders
-
- //var icon= document.getElementById("highlight");
- //setAttribute(icon, "class", getAttribute(icon, "class").replace(/ selected/g, "") );
- //t.restoreClass(icon);
- //t.switchClass(icon,'editAreaButtonNormal');
- t.switchClassSticky(_$("highlight"), 'editAreaButtonNormal', true);
- t.switchClassSticky(_$("reset_highlight"), 'editAreaButtonDisabled', true);
-
- t.do_highlight=false;
-
- t.switchClassSticky(_$("change_smooth_selection"), 'editAreaButtonSelected', true);
- if(typeof(t.smooth_selection_before_highlight)!="undefined" && t.smooth_selection_before_highlight===false){
- t.change_smooth_selection_mode(false);
- }
-
- // this.textarea.style.backgroundColor="#FFFFFF";
- };
-
- EditArea.prototype.enable_highlight= function(){
- var t=this, a=t.textarea, new_class;
- t.show_waiting_screen();
-
- t.content_highlight.style.visibility="visible";
- new_class =parent.getAttribute(a,"class")+" hidden";
- parent.setAttribute( a, "class", new_class );
-
- // IE can't manage mouse click outside text range without this
- if( t.isIE )
- a.style.backgroundColor="#FFFFFF";
-
- t.switchClassSticky(_$("highlight"), 'editAreaButtonSelected', false);
- t.switchClassSticky(_$("reset_highlight"), 'editAreaButtonNormal', false);
-
- t.smooth_selection_before_highlight=t.smooth_selection;
- if(!t.smooth_selection)
- t.change_smooth_selection_mode(true);
- t.switchClassSticky(_$("change_smooth_selection"), 'editAreaButtonDisabled', true);
-
-
- t.do_highlight=true;
- t.resync_highlight();
-
- t.hide_waiting_screen();
- };
-
- /**
- * Ask to update highlighted text
- * @param Array infos - Array of datas returned by EditArea.get_selection_infos()
- */
- EditArea.prototype.maj_highlight= function(infos){
- // for speed mesure
- var debug_opti="",tps_start= new Date().getTime(), tps_middle_opti=new Date().getTime();
- var t=this, hightlighted_text, updated_highlight;
- var textToHighlight=infos["full_text"], doSyntaxOpti = false, doHtmlOpti = false, stay_begin="", stay_end="", trace_new , trace_last;
-
- if(t.last_text_to_highlight==infos["full_text"] && t.resync_highlight!==true)
- return;
-
- // OPTIMISATION: will search to update only changed lines
- if(t.reload_highlight===true){
- t.reload_highlight=false;
- }else if(textToHighlight.length==0){
- textToHighlight="\n ";
- }else{
- // get text change datas
- changes = t.checkTextEvolution(t.last_text_to_highlight,textToHighlight);
-
- // check if it can only reparse the changed text
- trace_new = t.get_syntax_trace(changes.newTextLine).replace(/\r/g, '');
- trace_last = t.get_syntax_trace(changes.lastTextLine).replace(/\r/g, '');
- doSyntaxOpti = ( trace_new == trace_last );
-
- // check if the difference comes only from a new line created
- // => we have to remember that the editor can automaticaly add tabulation or space after the new line)
- if( !doSyntaxOpti && trace_new == "\n"+trace_last && /^[ \t\s]*\n[ \t\s]*$/.test( changes.newText.replace(/\r/g, '') ) && changes.lastText =="" )
- {
- doSyntaxOpti = true;
- }
-
- // we do the syntax optimisation
- if( doSyntaxOpti ){
-
- tps_middle_opti=new Date().getTime();
-
- stay_begin= t.last_hightlighted_text.split("\n").slice(0, changes.lineStart).join("\n");
- if(changes.lineStart>0)
- stay_begin+= "\n";
- stay_end= t.last_hightlighted_text.split("\n").slice(changes.lineLastEnd+1).join("\n");
- if(stay_end.length>0)
- stay_end= "\n"+stay_end;
-
- // Final check to see that we're not in the middle of span tags
- if( stay_begin.split('<span').length != stay_begin.split('</span').length
- || stay_end.split('<span').length != stay_end.split('</span').length )
- {
- doSyntaxOpti = false;
- stay_end = '';
- stay_begin = '';
- }
- else
- {
- if(stay_begin.length==0 && changes.posLastEnd==-1)
- changes.newTextLine+="\n";
- textToHighlight=changes.newTextLine;
- }
- }
- if(t.settings["debug"]){
- var ch =changes;
- debug_opti= ( doSyntaxOpti?"Optimisation": "No optimisation" )
- +" start: "+ch.posStart +"("+ch.lineStart+")"
- +" end_new: "+ ch.posNewEnd+"("+ch.lineNewEnd+")"
- +" end_last: "+ ch.posLastEnd+"("+ch.lineLastEnd+")"
- +"\nchanged_text: "+ch.newText+" => trace: "+trace_new
- +"\nchanged_last_text: "+ch.lastText+" => trace: "+trace_last
- //debug_opti+= "\nchanged: "+ infos["full_text"].substring(ch.posStart, ch.posNewEnd);
- + "\nchanged_line: "+ch.newTextLine
- + "\nlast_changed_line: "+ch.lastTextLine
- +"\nstay_begin: "+ stay_begin.slice(-100)
- +"\nstay_end: "+ stay_end.substr( 0, 100 );
- //debug_opti="start: "+stay_begin_len+ "("+nb_line_start_unchanged+") end: "+ (stay_end_len)+ "("+(splited.length-nb_line_end_unchanged)+") ";
- //debug_opti+="changed: "+ textToHighlight.substring(stay_begin_len, textToHighlight.length-stay_end_len)+" \n";
-
- //debug_opti+="changed: "+ stay_begin.substr(stay_begin.length-200)+ "----------"+ textToHighlight+"------------------"+ stay_end.substr(0,200) +"\n";
- +"\n";
- }
-
-
- // END OPTIMISATION
- }
-
- tps_end_opti = new Date().getTime();
-
- // apply highlight
- updated_highlight = t.colorize_text(textToHighlight);
- tpsAfterReg = new Date().getTime();
-
- /***
- * see if we can optimize for updating only the required part of the HTML code
- *
- * The goal here will be to find the text node concerned by the modification and to update it
- */
- //-------------------------------------------
-
- // disable latest optimization tricks (introduced in 0.8.1 and removed in 0.8.2), TODO: check for another try later
- doSyntaxOpti = doHtmlOpti = false;
- if( doSyntaxOpti )
- {
- try
- {
- var replacedBloc, i, nbStart = '', nbEnd = '', newHtml, lengthOld, lengthNew;
- replacedBloc = t.last_hightlighted_text.substring( stay_begin.length, t.last_hightlighted_text.length - stay_end.length );
-
- lengthOld = replacedBloc.length;
- lengthNew = updated_highlight.length;
-
- // find the identical caracters at the beginning
- for( i=0; i < lengthOld && i < lengthNew && replacedBloc.charAt(i) == updated_highlight.charAt(i) ; i++ )
- {
- }
- nbStart = i;
- // find the identical caracters at the end
- for( i=0; i + nbStart < lengthOld && i + nbStart < lengthNew && replacedBloc.charAt(lengthOld-i-1) == updated_highlight.charAt(lengthNew-i-1) ; i++ )
- {
- }
- nbEnd = i;
- //console.log( nbStart, nbEnd, replacedBloc, updated_highlight );
- // get the changes
- lastHtml = replacedBloc.substring( nbStart, lengthOld - nbEnd );
- newHtml = updated_highlight.substring( nbStart, lengthNew - nbEnd );
-
- // We can do the optimisation only if we havn't touch to span elements
- if( newHtml.indexOf('<span') == -1 && newHtml.indexOf('</span') == -1
- && lastHtml.indexOf('<span') == -1 && lastHtml.indexOf('</span') == -1 )
- {
- var beginStr, nbOpendedSpan, nbClosedSpan, nbUnchangedChars, span, textNode;
- doHtmlOpti = true;
- beginStr = t.last_hightlighted_text.substr( 0, stay_begin.length + nbStart );
- // fix special chars
- newHtml = newHtml.replace( /</g, '<').replace( />/g, '>').replace( /&/g, '&');
-
- nbOpendedSpan = beginStr.split('<span').length - 1;
- nbClosedSpan = beginStr.split('</span').length - 1;
- // retrieve the previously opened span (Add 1 for the first level span?)
- span = t.content_highlight.getElementsByTagName('span')[ nbOpendedSpan ];
-
- //--------[
- // get the textNode to update
-
- // if we're inside a span, we'll take the one that is opened (can be a parent of the current span)
- parentSpan = span;
- maxStartOffset = maxEndOffset = 0;
-
- // it will be in the child of the root node
- if( nbOpendedSpan == nbClosedSpan )
- {
- while( parentSpan.parentNode != t.content_highlight && parentSpan.parentNode.tagName != 'PRE' )
- {
- parentSpan = parentSpan.parentNode;
- }
- }
- // get the last opened span
- else
- {
- maxStartOffset = maxEndOffset = beginStr.length + 1;
- // move to parent node for each closed span found after the lastest open span
- nbClosed = beginStr.substr( Math.max( 0, beginStr.lastIndexOf( '<span', maxStartOffset - 1 ) ) ).split('</span').length - 1;
- while( nbClosed > 0 )
- {
- nbClosed--;
- parentSpan = parentSpan.parentNode;
- }
-
- // find the position of the last opended tag
- while( parentSpan.parentNode != t.content_highlight && parentSpan.parentNode.tagName != 'PRE' && ( tmpMaxStartOffset = Math.max( 0, beginStr.lastIndexOf( '<span', maxStartOffset - 1 ) ) ) < ( tmpMaxEndOffset = Math.max( 0, beginStr.lastIndexOf( '</span', maxEndOffset - 1 ) ) ) )
- {
- maxStartOffset = tmpMaxStartOffset;
- maxEndOffset = tmpMaxEndOffset;
- }
- }
- // Note: maxEndOffset is no more used but maxStartOffset will be used
-
- if( parentSpan.parentNode == t.content_highlight || parentSpan.parentNode.tagName == 'PRE' )
- {
- maxStartOffset = Math.max( 0, beginStr.indexOf( '<span' ) );
- }
-
- // find the matching text node (this will be one that will be at the end of the beginStr
- if( maxStartOffset == beginStr.length )
- {
- nbSubSpanBefore = 0;
- }
- else
- {
- lastEndPos = Math.max( 0, beginStr.lastIndexOf( '>', maxStartOffset ) );
-
- // count the number of sub spans
- nbSubSpanBefore = beginStr.substr( lastEndPos ).split('<span').length-1;
- }
-
- // there is no sub-span before
- if( nbSubSpanBefore == 0 )
- {
- textNode = parentSpan.firstChild;
- }
- // we need to find where is the text node modified
- else
- {
- // take the last direct child (no sub-child)
- lastSubSpan = parentSpan.getElementsByTagName('span')[ nbSubSpanBefore - 1 ];
- while( lastSubSpan.parentNode != parentSpan )
- {
- lastSubSpan = lastSubSpan.parentNode;
- }
-
- // associate to next text node following the last sub span
- if( lastSubSpan.nextSibling == null || lastSubSpan.nextSibling.nodeType != 3 )
- {
- textNode = document.createTextNode('');
- lastSubSpan.parentNode.insertBefore( textNode, lastSubSpan.nextSibling );
- }
- else
- {
- textNode = lastSubSpan.nextSibling;
- }
- }
- //--------]
-
-
- //--------[
- // update the textNode content
-
- // number of caracters after the last opened of closed span
- //nbUnchangedChars = ( lastIndex = beginStr.lastIndexOf( '>' ) ) == -1 ? beginStr.length : beginStr.length - ( lastIndex + 1 );
- //nbUnchangedChars = ? beginStr.length : beginStr.substr( lastIndex + 1 ).replace( /</g, '<').replace( />/g, '>').replace( /&/g, '&').length;
-
- if( ( lastIndex = beginStr.lastIndexOf( '>' ) ) == -1 )
- {
- nbUnchangedChars = beginStr.length;
- }
- else
- {
- nbUnchangedChars = beginStr.substr( lastIndex + 1 ).replace( /</g, '<').replace( />/g, '>').replace( /&/g, '&').length;
- //nbUnchangedChars += beginStr.substr( ).replace( /&/g, '&').replace( /</g, '<').replace( />/g, '>').length - beginStr.length;
- }
- //alert( nbUnchangedChars );
- // console.log( span, textNode, nbOpendedSpan,nbClosedSpan, span.nextSibling, textNode.length, nbUnchangedChars, lastHtml, lastHtml.length, newHtml, newHtml.length );
- // alert( textNode.parentNode.className +'-'+ textNode.parentNode.tagName+"\n"+ textNode.data +"\n"+ nbUnchangedChars +"\n"+ lastHtml.length +"\n"+ newHtml +"\n"+ newHtml.length );
- // console.log( nbUnchangedChars, lastIndex, beginStr.length, beginStr.replace(/&/g, '&'), lastHtml.length, '|', newHtml.replace( /\t/g, 't').replace( /\n/g, 'n').replace( /\r/g, 'r'), lastHtml.replace( /\t/g, 't').replace( /\n/g, 'n').replace( /\r/, 'r') );
- // console.log( textNode.data.replace(/&/g, '&') );
- // IE only manage \r for cariage return in textNode and not \n or \r\n
- if( t.isIE )
- {
- nbUnchangedChars -= ( beginStr.substr( beginStr.length - nbUnchangedChars ).split("\n").length - 1 );
- //alert( textNode.data.replace(/\r/g, '_r').replace(/\n/g, '_n'));
- textNode.replaceData( nbUnchangedChars, lastHtml.replace(/\n/g, '').length, newHtml.replace(/\n/g, '') );
- }
- else
- {
- textNode.replaceData( nbUnchangedChars, lastHtml.length, newHtml );
- }
- //--------]
- }
- }
- // an exception shouldn't occured but if replaceData failed at least it won't break everything
- catch( e )
- {
- // throw e;
- // console.log( e );
- doHtmlOpti = false;
- }
-
- }
-
- /*** END HTML update's optimisation ***/
- // end test
-
- // console.log( (TPS6-TPS5), (TPS5-TPS4), (TPS4-TPS3), (TPS3-TPS2), (TPS2-TPS1), _CPT );
- // get the new highlight content
- tpsAfterOpti2 = new Date().getTime();
- hightlighted_text = stay_begin + updated_highlight + stay_end;
- if( !doHtmlOpti )
- {
- // update the content of the highlight div by first updating a clone node (as there is no display in the same time for t node it's quite faster (5*))
- var new_Obj= t.content_highlight.cloneNode(false);
- if( ( t.isIE && t.isIE < 8 ) || ( t.isOpera && t.isOpera < 9.6 ) )
- new_Obj.innerHTML= "<pre><span class='"+ t.settings["syntax"] +"'>" + hightlighted_text + "</span></pre>";
- else
- new_Obj.innerHTML= "<span class='"+ t.settings["syntax"] +"'>"+ hightlighted_text +"</span>";
-
- t.content_highlight.parentNode.replaceChild(new_Obj, t.content_highlight);
-
- t.content_highlight= new_Obj;
- }
-
- t.last_text_to_highlight= infos["full_text"];
- t.last_hightlighted_text= hightlighted_text;
-
- tps3=new Date().getTime();
-
- if(t.settings["debug"]){
- //lineNumber=tab_text.length;
- //t.debug.value+=" \nNB char: "+_$("src").value.length+" Nb line: "+ lineNumber;
-
- t.debug.value= "Tps optimisation "+(tps_end_opti-tps_start)
- +" | tps reg exp: "+ (tpsAfterReg-tps_end_opti)
- +" | tps opti HTML : "+ (tpsAfterOpti2-tpsAfterReg) + ' '+ ( doHtmlOpti ? 'yes' : 'no' )
- +" | tps update highlight content: "+ (tps3-tpsAfterOpti2)
- +" | tpsTotal: "+ (tps3-tps_start)
- + "("+tps3+")\n"+ debug_opti;
- // t.debug.value+= "highlight\n"+hightlighted_text;*/
- }
-
- };
-
- EditArea.prototype.resync_highlight= function(reload_now){
- this.reload_highlight=true;
- this.last_text_to_highlight="";
- this.focus();
- if(reload_now)
- this.check_line_selection(false);
- };
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