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//homepage/v-mt/mt-static/codepress/engines/msie.js
/* * CodePress - Real Time Syntax Highlighting Editor written in JavaScript - http://codepress.org/ * * Copyright (C) 2007 Fernando M.A.d.S. <fermads@gmail.com> * * Developers: * Fernando M.A.d.S. <fermads@gmail.com> * Michael Hurni <michael.hurni@gmail.com> * Contributors: * Martin D. Kirk * * This program is free software; you can redistribute it and/or modify it under the terms of the * GNU Lesser General Public License as published by the Free Software Foundation. * * Read the full licence: http://www.opensource.org/licenses/lgpl-license.php */ CodePress = { scrolling : false, autocomplete : true, // set initial vars and start sh initialize : function() { if(typeof(editor)=='undefined' && !arguments[0]) return; chars = '|32|46|62|'; // charcodes that trigger syntax highlighting cc = '\u2009'; // carret char editor = document.getElementsByTagName('pre')[0]; editor.contentEditable = 'true'; document.getElementsByTagName('body')[0].onfocus = function() {editor.focus();} document.attachEvent('onkeydown', this.metaHandler); document.attachEvent('onkeypress', this.keyHandler); window.attachEvent('onscroll', function() { if(!CodePress.scrolling) setTimeout(function(){CodePress.syntaxHighlight('scroll')},1)}); completeChars = this.getCompleteChars(); completeEndingChars = this.getCompleteEndingChars(); setTimeout(function() { window.scroll(0,0) },50); // scroll IE to top }, // treat key bindings keyHandler : function(evt) { charCode = evt.keyCode; fromChar = String.fromCharCode(charCode); if( (completeEndingChars.indexOf('|'+fromChar+'|')!= -1 || completeChars.indexOf('|'+fromChar+'|')!=-1 )&& CodePress.autocomplete) { // auto complete if(!CodePress.completeEnding(fromChar)) CodePress.complete(fromChar); } else if(chars.indexOf('|'+charCode+'|')!=-1||charCode==13) { // syntax highlighting CodePress.syntaxHighlight('generic'); } }, metaHandler : function(evt) { keyCode = evt.keyCode; if(keyCode==9 || evt.tabKey) { CodePress.snippets(); } else if((keyCode==122||keyCode==121||keyCode==90) && evt.ctrlKey) { // undo and redo (keyCode==121||evt.shiftKey) ? CodePress.actions.redo() : CodePress.actions.undo(); evt.returnValue = false; } else if(keyCode==34||keyCode==33) { // handle page up/down for IE self.scrollBy(0, (keyCode==34) ? 200 : -200); evt.returnValue = false; } else if(keyCode==46||keyCode==8) { // save to history when delete or backspace pressed CodePress.actions.history[CodePress.actions.next()] = editor.innerHTML; } else if((evt.ctrlKey || evt.metaKey) && evt.shiftKey && keyCode!=90) { // shortcuts = ctrl||appleKey+shift+key!=z(undo) CodePress.shortcuts(keyCode); evt.returnValue = false; } else if(keyCode==86 && evt.ctrlKey) { // handle paste window.clipboardData.setData('Text',window.clipboardData.getData('Text').replace(/\t/g,'\u2008')); top.setTimeout(function(){CodePress.syntaxHighlight('paste');},10); } else if(keyCode==67 && evt.ctrlKey) { // handle cut // window.clipboardData.setData('Text',x[0]); // code = window.clipboardData.getData('Text'); } }, // put cursor back to its original position after every parsing findString : function() { range = self.document.body.createTextRange(); if(range.findText(cc)){ range.select(); range.text = ''; } }, // split big files, highlighting parts of it split : function(code,flag) { if(flag=='scroll') { this.scrolling = true; return code; } else { this.scrolling = false; mid = code.indexOf(cc); if(mid-2000<0) {ini=0;end=4000;} else if(mid+2000>code.length) {ini=code.length-4000;end=code.length;} else {ini=mid-2000;end=mid+2000;} code = code.substring(ini,end); return code.substring(code.indexOf('<P>'),code.lastIndexOf('</P>')+4); } }, // syntax highlighting parser syntaxHighlight : function(flag) { if(flag!='init') document.selection.createRange().text = cc; o = editor.innerHTML; if(flag=='paste') { // fix pasted text o = o.replace(/<BR>/g,'\r\n'); o = o.replace(/\u2008/g,'\t'); } o = o.replace(/<P>/g,'\n'); o = o.replace(/<\/P>/g,'\r'); o = o.replace(/<.*?>/g,''); o = o.replace(/ /g,''); o = '<PRE><P>'+o+'</P></PRE>'; o = o.replace(/\n\r/g,'<P></P>'); o = o.replace(/\n/g,'<P>'); o = o.replace(/\r/g,'<\/P>'); o = o.replace(/<P>(<P>)+/,'<P>'); o = o.replace(/<\/P>(<\/P>)+/,'</P>'); o = o.replace(/<P><\/P>/g,'<P><BR/></P>'); x = z = this.split(o,flag); if(arguments[1]&&arguments[2]) x = x.replace(arguments[1],arguments[2]); for(i=0;i<Language.syntax.length;i++) x = x.replace(Language.syntax[i].input,Language.syntax[i].output); editor.innerHTML = this.actions.history[this.actions.next()] = (flag=='scroll') ? x : o.replace(z,x); if(flag!='init') this.findString(); }, snippets : function(evt) { var snippets = Language.snippets; var trigger = this.getLastWord(); for (var i=0; i<snippets.length; i++) { if(snippets[i].input == trigger) { var content = snippets[i].output.replace(/</g,'<'); content = content.replace(/>/g,'>'); if(content.indexOf('$0')<0) content += cc; else content = content.replace(/\$0/,cc); content = content.replace(/\n/g,'</P><P>'); var pattern = new RegExp(trigger+cc,"gi"); this.syntaxHighlight('snippets',pattern,content); } } }, readOnly : function() { editor.contentEditable = (arguments[0]) ? 'false' : 'true'; }, complete : function(trigger) { var complete = Language.complete; for (var i=0; i<complete.length; i++) { if(complete[i].input == trigger) { var pattern = new RegExp('\\'+trigger+cc); var content = complete[i].output.replace(/\$0/g,cc); setTimeout(function () { CodePress.syntaxHighlight('complete',pattern,content)},0); // wait for char to appear on screen } } }, getCompleteChars : function() { var cChars = ''; for(var i=0;i<Language.complete.length;i++) cChars += '|'+Language.complete[i].input; return cChars+'|'; }, getCompleteEndingChars : function() { var cChars = ''; for(var i=0;i<Language.complete.length;i++) cChars += '|'+Language.complete[i].output.charAt(Language.complete[i].output.length-1); return cChars+'|'; }, completeEnding : function(trigger) { var range = document.selection.createRange(); try { range.moveEnd('character', 1) } catch(e) { return false; } var next_character = range.text range.moveEnd('character', -1) if(next_character != trigger ) return false; else { range.moveEnd('character', 1) range.text='' return true; } }, shortcuts : function() { var cCode = arguments[0]; if(cCode==13) cCode = '[enter]'; else if(cCode==32) cCode = '[space]'; else cCode = '['+String.fromCharCode(keyCode).toLowerCase()+']'; for(var i=0;i<Language.shortcuts.length;i++) if(Language.shortcuts[i].input == cCode) this.insertCode(Language.shortcuts[i].output,false); }, getLastWord : function() { var rangeAndCaret = CodePress.getRangeAndCaret(); words = rangeAndCaret[0].substring(rangeAndCaret[1]-40,rangeAndCaret[1]); words = words.replace(/[\s\n\r\);\W]/g,'\n').split('\n'); return words[words.length-1].replace(/[\W]/gi,'').toLowerCase(); }, getRangeAndCaret : function() { var range = document.selection.createRange(); var caret = Math.abs(range.moveStart('character', -1000000)+1); range = this.getCode(); range = range.replace(/\n\r/gi,' '); range = range.replace(/\n/gi,''); return [range.toString(),caret]; }, insertCode : function(code,replaceCursorBefore) { var repdeb = ''; var repfin = ''; if(replaceCursorBefore) { repfin = code; } else { repdeb = code; } if(typeof document.selection != 'undefined') { var range = document.selection.createRange(); range.text = repdeb + repfin; range = document.selection.createRange(); range.move('character', -repfin.length); range.select(); } }, // get code from editor getCode : function() { var code = editor.innerHTML; code = code.replace(/<br>/g,'\n'); code = code.replace(/<\/p>/gi,'\r'); code = code.replace(/<p>/i,''); // IE first line fix code = code.replace(/<p>/gi,'\n'); code = code.replace(/ /gi,''); code = code.replace(/\u2009/g,''); code = code.replace(/<.*?>/g,''); code = code.replace(/</g,'<'); code = code.replace(/>/g,'>'); code = code.replace(/&/gi,'&'); return code; }, // put code inside editor setCode : function() { var code = arguments[0]; code = code.replace(/\u2009/gi,''); code = code.replace(/&/gi,'&'); code = code.replace(/</g,'<'); code = code.replace(/>/g,'>'); editor.innerHTML = '<pre>'+code+'</pre>'; }, // undo and redo methods actions : { pos : -1, // actual history position history : [], // history vector undo : function() { if(editor.innerHTML.indexOf(cc)==-1){ document.selection.createRange().text = cc; this.history[this.pos] = editor.innerHTML; } this.pos--; if(typeof(this.history[this.pos])=='undefined') this.pos++; editor.innerHTML = this.history[this.pos]; CodePress.findString(); }, redo : function() { this.pos++; if(typeof(this.history[this.pos])=='undefined') this.pos--; editor.innerHTML = this.history[this.pos]; CodePress.findString(); }, next : function() { // get next vector position and clean old ones if(this.pos>20) this.history[this.pos-21] = undefined; return ++this.pos; } } } Language={}; window.attachEvent('onload', function() { CodePress.initialize('new');});