File "public.js"
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Charset: utf-8
$.extend(Wizard.prototype, {
Constructor: Wizard,
initialize: function(){
this.steps = [];
var self = this;
this.$steps.each(function(index){
self.steps.push(new Step(this, self, index));
});
this._current = 0;
this.transitioning = null;
$.each(this.steps, function(i, step){
step.setup();
});
this.setup();
this.$element.on('click', this.options.step, function(e){
var index = $(this).data('wizard-index');
if(!self.get(index).is('disabled')){
self.goTo(index);
}
e.preventDefault();
e.stopPropagation();
});
if(this.options.keyboard){
$(document).on('keyup', $.proxy(this.keydown, this));
}
this.trigger('init');
},
setup: function(){
this.$buttons = $(this.options.templates.buttons.call(this));
this.updateButtons();
var buttonsAppendTo = this.options.buttonsAppendTo;
var $to;
if(buttonsAppendTo ==='this'){
$to = this.$element;
} else if($.isFunction(buttonsAppendTo)){
$to = buttonsAppendTo.call(this);
} else {
$to = this.$element.find(buttonsAppendTo);
}
this.$buttons = this.$buttons.appendTo($to);
},
updateButtons: function(){
var classes = this.options.classes.button;
var $back = this.$buttons.find('[data-wizard="back"]');
var $next = this.$buttons.find('[data-wizard="next"]');
var $finish = this.$buttons.find('[data-wizard="finish"]');
if(this._current === 0){
$back.addClass(classes.disabled);
} else {
$back.removeClass(classes.disabled);
}
if(this._current === this.lastIndex()) {
$next.addClass(classes.hide);
$finish.removeClass(classes.hide);
} else {
$next.removeClass(classes.hide);
$finish.addClass(classes.hide);
}
},
updateSteps: function(){
var self = this;
$.each(this.steps, function(i, step){
if(i > self._current){
step.leave('error');
step.leave('active');
step.leave('done');
if(!self.options.enableWhenVisited ){
step.enter('disabled');
}
}
});
},
keydown: function(e) {
if (/input|textarea/i.test(e.target.tagName)) return;
switch (e.which) {
case 37: this.back(); break;
case 39: this.next(); break;
default: return;
}
e.preventDefault();
},
trigger: function(eventType){
var method_arguments = Array.prototype.slice.call(arguments, 1);
var data = [this].concat(method_arguments);
this.$element.trigger('wizard::' + eventType, data);
// callback
eventType = eventType.replace(/\b\w+\b/g, function(word) {
return word.substring(0, 1).toUpperCase() + word.substring(1);
});
var onFunction = 'on' + eventType;
if (typeof this.options[onFunction] === 'function') {
this.options[onFunction].apply(this, method_arguments);
}
},
get: function(index) {
if(typeof index === 'string' && index.substring(0, 1) === '#'){
var id = index.substring(1);
for(var i in this.steps){
if(this.steps[i].$pane.attr('id') === id){
return this.steps[i];
}
}
}
if(index < this.length() && this.steps[index]){
return this.steps[index];
}
return null;
},
goTo: function(index, callback) {
if(index === this._current || this.transitioning === true){
return false;
}
var current = this.current();
var to = this.get(index);
if(index > this._current){
if(!current.validate()){
current.leave('done');
current.enter('error');
return -1;
} else {
current.leave('error');
if(index > this._current) {
current.enter('done');
}
}
}
var self = this;
var process = function (){
self.trigger('beforeChange', current, to);
self.transitioning = true;
current.hide();
to.show(function(){
self._current = index;
self.transitioning = false;
this.leave('disabled');
self.updateButtons();
self.updateSteps();
if(self.options.autoFocus){
var $input = this.$pane.find(':input');
if($input.length > 0) {
$input.eq(0).focus();
} else {
this.$pane.focus();
}
}
if($.isFunction(callback)){
callback.call(self);
}
self.trigger('afterChange', current, to);
});
};
if(to.loader){
to.load(function(){
process();
});
} else {
process();
}
return true;
},
length: function() {
return this.steps.length;
},
current: function() {
return this.get(this._current);
},
currentIndex: function() {
return this._current;
},
lastIndex: function(){
return this.length() - 1;
},
next: function() {
if(this._current < this.lastIndex()){
var from = this._current, to = this._current + 1;
this.goTo(to, function(){
this.trigger('next', this.get(from), this.get(to));
});
}
return false;
},
back: function() {
if(this._current > 0) {
var from = this._current, to = this._current - 1;
this.goTo(to, function(){
this.trigger('back', this.get(from), this.get(to));
});
}
return false;
},
first: function() {
return this.goTo(0);
},
finish: function() {
if(this._current === this.lastIndex()){
var current = this.current();
if(current.validate()){
this.trigger('finish');
current.leave('error');
current.enter('done');
} else {
current.enter('error');
}
}
},
reset: function() {
this._current = 0;
$.each(this.steps, function(i, step){
step.reset();
});
this.trigger('reset');
}
});