MediaWiki:TabCompleter.js

// http://blog.vishalon.net/index.php/javascript-getting-and-setting-caret-position-in-textarea/ function getCaretPos(ctrl) { var CaretPos = 0;   // IE Support if (document.selection) { ctrl.focus ; var Sel = document.selection.createRange ; Sel.moveStart ('character', -ctrl.value.length); CaretPos = Sel.text.length; }   // Firefox support else if (ctrl.selectionStart || ctrl.selectionStart == '0') CaretPos = ctrl.selectionStart; return (CaretPos); } function setCaretPos(ctrl, pos){ if(ctrl.setSelectionRange) {       ctrl.focus; ctrl.setSelectionRange(pos,pos); }   else if (ctrl.createTextRange) { var range = ctrl.createTextRange; range.collapse(true); range.moveEnd('character', pos); range.moveStart('character', pos); range.select; } } //Tab insert for usernames $('[name="chatconsole"]').after(' [0,"","",0,null] '); $('[name="chatconsole"]').keydown(function(e) {	if (e.keyCode == 9) {		e.preventDefault;		var curval = this.value;		var afData = eval(document.getElementById('autofilldata').innerHTML);		var curpos = afData[3]==0?getCaretPos(this):afData[3];		var carpos = getCaretPos(this)		if ((!curval.charAt(carpos)||curval.charAt(carpos).match(/\s/))&&!curval.charAt(carpos-1).match(/\s/)&&this.value.length) {			var unamestart = ;			if (afData[1].length==0) {				for (i=curpos-1;i>=0&&!curval.charAt(i).match(/\s/);i--) {					unamestart = curval.charAt(i) + unamestart;				}			} else {				unamestart = afData[1];			}			var afterTComplete = ;			for (i=curpos;i<curval.length;i++) {				afterTComplete += curval.charAt(i);			}			//generate list of users			var userList = '';			var userlistelems = document.getElementsByClassName('User');			for (i=0;i=0&&i>=carpos-(!(afData[4]===null)?(matchedNames[afData[4]]?matchedNames[afData[4]].length:0) : unamestart.length)&&matchedNames.length>0;i--) { newval[i] = ''; }			matchedNames = !matchedNames[0]?['']:matchedNames; newval[curpos-unamestart.length] += matchedNames[afData[0]]?matchedNames[afData[0]]:''; newval = newval.join(''); this.value = newval; setCaretPos(this, curpos+(matchedNames[afData[0]].length?matchedNames[afData[0]].length:0)) var iter = afData[0]>=matchedNames.length-1?0:afData[0]+1; document.getElementById('autofilldata').innerHTML = '['+iter+',"'+unamestart+'","'+matchedNames[afData[0]]+'",'+curpos+','+afData[0]+']' }		return false; } else if (e.which != 16) { document.getElementById('autofilldata').innerHTML = '[0,"","",0,null]'; } }).click(function { document.getElementById('autofilldata').innerHTML = '[0,"","",0,null]'; }).blur(function { document.getElementById('autofilldata').innerHTML = '[0,"","",0,null]'; })