(function($){$.widget('ui.spinner',{_init:function(){if($.data(this.element[0],'spinner'))return;if(this.options.init){this.options.init(this.ui(null));} this._decimals=0;if(this.options.stepping.toString().indexOf('.')!=-1){var s=this.options.stepping.toString();this._decimals=s.slice(s.indexOf('.')+1,s.length).length;} var self=this;this.element .addClass('ui-spinner-box') .attr('autocomplete','off');this._setValue(isNaN(this._getValue())?this.options.start:this._getValue());this.element .wrap('
') .parent() .addClass('ui-spinner') .append('') .find('.ui-spinner-up') .bind('mousedown',function(e){$(this).addClass('ui-spinner-pressed');if(!self.counter)self.counter=1;self._mousedown(100,'_up',e);}) .bind('mouseup',function(e){$(this).removeClass('ui-spinner-pressed');if(self.counter==1)self._up(e);self._mouseup(e);}) .bind('mouseout',function(e){$(this).removeClass('ui-spinner-pressed');self._mouseup(e);}) .bind('dblclick',function(e){$(this).removeClass('ui-spinner-pressed');self._up(e);}) .bind('keydown.spinner',function(e){var KEYS=$.keyCode;if(e.keyCode==KEYS.SPACE||e.keyCode==KEYS.ENTER){$(this).addClass('ui-spinner-pressed');if(!self.counter)self.counter=1;self._up.call(self,e);}else if(e.keyCode==KEYS.DOWN||e.keyCode==KEYS.RIGHT){self.element.siblings('.ui-spinner-down').focus();}else if(e.keyCode==KEYS.LEFT){self.element.focus();}}) .bind('keyup.spinner',function(e){$(this).removeClass('ui-spinner-pressed');self.counter=0;self._propagate('change',e);}) .end() .append('') .find('.ui-spinner-down') .bind('mousedown',function(e){$(this).addClass('ui-spinner-pressed');if(!self.counter)self.counter=1;self._mousedown(100,'_down',e);}) .bind('mouseup',function(e){$(this).removeClass('ui-spinner-pressed');if(self.counter==1)self._down();self._mouseup(e);}) .bind('mouseout',function(e){$(this).removeClass('ui-spinner-pressed');self._mouseup(e);}) .bind('dblclick',function(e){$(this).removeClass('ui-spinner-pressed');self._down(e);}) .bind('keydown.spinner',function(e){var KEYS=$.keyCode;if(e.keyCode==KEYS.SPACE||e.keyCode==KEYS.ENTER){$(this).addClass('ui-spinner-pressed');if(!self.counter)self.counter=1;self._down.call(self,e);}else if(e.keyCode==KEYS.UP||e.keyCode==KEYS.LEFT){self.element.siblings('.ui-spinner-up').focus();}}) .bind('keyup.spinner',function(e){$(this).removeClass('ui-spinner-pressed');self.counter=0;self._propagate('change',e);}) .end();this._items=this.element.children().length;if(this._items>1){this.element .addClass('ui-spinner-list') .css('height',this.element.outerHeight()/this._items) .children() .addClass('ui-spinner-listitem') .end() .parent() .css('height',this.element.outerHeight()) .end();this.options.stepping=1;this.options.min=0;this.options.max=this._items-1;} this.element .bind('keydown.spinner',function(e){if(!self.counter)self.counter=1;return self._keydown.call(self,e);}) .bind('keyup.spinner',function(e){self.counter=0;self._propagate('change',e);}) .bind('blur.spinner',function(e){self._cleanUp();});if($.fn.mousewheel){this.element.mousewheel(function(e,delta){self._mousewheel(e,delta);});}},_constrain:function(){if(this.options.min!=undefined&&this._getValue()this.options.max)this._setValue(this.options.max);},_cleanUp:function(){this._setValue(this._getValue());this._constrain();},_spin:function(d,e){if(this.disabled)return;if(isNaN(this._getValue()))this._setValue(this.options.start);this._setValue(this._getValue()+(d=='up'?1:-1)*(this.options.incremental&&this.counter>100?(this.counter>200?100:10):1)*this.options.stepping);this._animate(d);this._constrain();if(this.counter)this.counter++;this._propagate('spin',e);},_down:function(e){this._spin('down',e);this._propagate('down',e);},_up:function(e){this._spin('up',e);this._propagate('up',e);},_mousedown:function(i,d,e){var self=this;i=i||100;if(this.timer)window.clearInterval(this.timer);this.timer=window.setInterval(function(){self[d](e);if(self.counter>20)self._mousedown(20,d,e);},i);},_mouseup:function(e){this.counter=0;if(this.timer)window.clearInterval(this.timer);this.element[0].focus();this._propagate('change',e);},_keydown:function(e){var KEYS=$.keyCode;if(e.keyCode==KEYS.UP)this._up(e);if(e.keyCode==KEYS.DOWN)this._down(e);if(e.keyCode==KEYS.HOME)this._setValue(this.options.min||this.options.start);if(e.keyCode==KEYS.END&&this.options.max!=undefined)this._setValue(this.options.max);return(e.keyCode==KEYS.TAB||e.keyCode==KEYS.BACKSPACE||e.keyCode==KEYS.LEFT||e.keyCode==KEYS.RIGHT||e.keyCode==KEYS.PERIOD||e.keyCode==KEYS.NUMPAD_DECIMAL||e.keyCode==KEYS.NUMPAD_SUBTRACT||(e.keyCode>=96&&e.keyCode<=105)||(/[0-9\-\.]/).test(String.fromCharCode(e.keyCode)))?true:false;},_mousewheel:function(e,delta){delta=($.browser.opera?-delta/Math.abs(delta):delta);delta>0?this._up(e):this._down(e);e.preventDefault();},_getValue:function(){return parseFloat(this.element.val().replace(/[^0-9\-\.]/g,''));},_setValue:function(newVal){if(isNaN(newVal))newVal=this.options.start;this.element.val(this.options.currency?$.ui.spinner.format.currency(newVal,this.options.currency):$.ui.spinner.format.number(newVal,this._decimals));},_animate:function(d){if(this.element.hasClass('ui-spinner-list')&&((d=='up'&&this._getValue()<=this.options.max)||(d=='down'&&this._getValue()>=this.options.min))){this.element.animate({marginTop:'-'+this._getValue()*this.element.outerHeight()},{duration:'fast',queue:false});}},_addItem:function(html){if(!this.element.is('input')){var wrapper='div';if(this.element.is('ol')||this.element.is('ul')){wrapper='li';} this.element.append('<'+wrapper+' class="ui-spinner-dyn">'+html+'');}},plugins:{},ui:function(e){return{options:this.options,element:this.element,value:this._getValue(),add:this._addItem};},_propagate:function(n,e){$.ui.plugin.call(this,n,[e,this.ui()]);return this.element.triggerHandler(n=='spin'?n:'spin'+n,[e,this.ui()],this.options[n]);},destroy:function(){if(!$.data(this.element[0],'spinner'))return;if($.fn.mousewheel){this.element.unmousewheel();} this.element .removeClass('ui-spinner-box ui-spinner-list') .removeAttr('disabled') .removeAttr('autocomplete') .removeData('spinner') .unbind('.spinner') .siblings() .remove() .end() .children() .removeClass('ui-spinner-listitem') .remove('.ui-spinner-dyn') .end() .parent() .removeClass('ui-spinner ui-spinner-disabled') .before(this.element.clone()) .remove() .end();},enable:function(){this.element .removeAttr('disabled') .siblings() .removeAttr('disabled') .parent() .removeClass('ui-spinner-disabled');this.disabled=false;},disable:function(){this.element .attr('disabled',true) .siblings() .attr('disabled',true) .parent() .addClass('ui-spinner-disabled');this.disabled=true;}});$.extend($.ui.spinner,{defaults:{stepping:1,start:0,incremental:true,currency:false},format:{number:function(num,dec){return this.round(num,dec);},currency:function(num,sym){return(num!==Math.abs(num)?'-':'')+sym+this.round(Math.abs(num),2);},round:function(num,dec){var s=Math.round(parseFloat(num)*Math.pow(10,dec))/Math.pow(10,dec);if(dec>0){s=s+((s.toString().indexOf('.')==-1)?'.':'')+'0000000001';s=s.substr(0,s.indexOf('.')+1+dec);}else{s=Math.round(s);} return s;}}});})(jQuery);