(function($) {$.fn.bestupper = function(settings) { var defaults = { restrito : true, clear : true, semPontuacao : false, minusculo : false }, settings = $.extend({}, defaults, settings); this.each(function() { var $this = $(this); if ($this.is('textarea') || $this.is('input:text')) { $this.keypress(function(e) { var keycode = e.charCode == undefined ? e.keyCode : e.charCode; var str = String.fromCharCode(keycode); if ((settings.restrito) && !((isPermitido(e.keyCode) || isPermitido(e.which)) || (48 <= keycode && keycode <= 48 + 10) || (65 <= keycode && keycode <= 65 + 25) || (97 <= keycode && keycode <= 97 + 25))) e.preventDefault(); if ((settings.minusculo && 65 <= keycode && keycode <= 65 + 25) || (!settings.minusculo && 97 <= keycode && keycode <= 97 + 25)) { if (this.createTextRange) { window.event.keyCode = (settings.minusculo) ? str.toLowerCase().charCodeAt(0) : str.toUpperCase().charCodeAt(0); return; } else { var startpos = this.selectionStart; var endpos = this.selectionEnd; this.value = this.value.substr(0, startpos) + ((settings.minusculo) ? str.toLowerCase() : str.toUpperCase()) + this.value.substr(endpos); this.setSelectionRange(startpos + 1, startpos + 1); return false; } } }); $this.blur(function(e) { if (settings.clear) { this.value = (settings.minusculo) ? this.value.replace(/^\s+|\s+$/g,"").replace(/\s{2,}/g, " ").toLowerCase() : this.value.replace(/^\s+|\s+$/g,"").replace(/\s{2,}/g, " ").toUpperCase(); } if (settings.semPontuacao) { this.value = this.value.replace(/[\b.,;:]+/g, ""); } }); } }); }; function isPermitido(key) { var pchar = [8, 9, 17, 32, 35, 36, 37, 39, 46, 116, 45, 64, 95]; for (var i = 0; i < pchar.length; i++) { if (pchar[i] == key) return true; } return false; }})(jQuery);