LazyForm jQuery plugin 定制您的CheckBox Radio和Select(2)

(function($) {
/* ------------------------------------------------------------------------
LazyForm 1.0
Copyright (c) 2009, ZhangPeng Chen, peng1988@gmail.com
------------------------------------------------------------------------- */
$.lazyform = $.lazyform || {};
$.extend($.lazyform, {
_inputs : null,
_selects: null,

init: function() {
_inputs = $('input[type=checkbox], input[type=radio]');
_inputs.each($.lazyform._initInput);

_selects = $('select');
_selects.each($.lazyform._initSelect);

$(document).click(function() {
$('div.select div.open').removeClass().next('ul').hide();
});
},

_initInput: function() {
var $self = $(this);
var self = this;
var radio = $self.is(':radio');

var id = radio ? (self.type + '-' + self.name + '-' + self.id) : (self.type + '-' + self.id);
var className = self.type + (self.checked ? '-checked' : '');
var hover = false;

var $span = $('<span />')
.attr({
'id': id,
'class': className
})
.bind('mouseover mouseout', function() {
hover = !hover;
$span.attr('class', self.type + (self.checked ? '-checked' : '') + (hover ? '-hover' : ''));
})
.bind('click', function() {
if(radio) {
$('input[name=' + self.name + ']').each(function() {
$('#' + self.type + '-' + self.name + '-' + this.id).attr('class', self.type);
})
}

self.click();
$span.attr('class', self.type + (self.checked ? '-checked' : ''));
});

$self.addClass('hidden').before($span);
},

_$openSelect: null,
_initSelect: function() {
var $self = $(this);
var self = this;

var selectWidth = $self.width();
var selectUlWidth = $self.width() - 2;

var $select = $('<div />').attr('id', 'select-' + self.id).width(selectWidth).addClass('select');
var $selectItem = $('<div />').append('<span />');
var $selectItemText = $selectItem.children('span');
var $selectUl = $('<ul />').width(selectUlWidth).hide();
var $selectLi = null;
var $hoverLi = null;

$self.children().each(function() {
var $tempLi = $('<li />').append(this.text);
if(this.selected) {
$tempLi.addClass('hover');
$selectItemText.text(this.text);

$selectLi = $tempLi;
$hoverLi = $tempLi;
}
$selectUl.append($tempLi);

$tempLi
.bind('mouseover', function() {
$hoverLi.removeClass();
$tempLi.addClass('hover');
$hoverLi = $tempLi;
})
.bind('click', function() {
$self.children().each(function() {
if($hoverLi && this.text == $hoverLi.text()) {
$tempLi.addClass('hover');
this.selected = true;

$selectLi = $tempLi;
$hoverLi = $tempLi;
}
});

$selectItem.removeClass();
$selectItemText.text($selectLi.text());
$selectUl.hide();
});
});

$selectItem.click(function(e) {
if($.lazyform._$openSelect && $.lazyform._$openSelect != $select) {
$('#' + $.lazyform._$openSelect.attr('id') + ' > div.open').removeClass().next('ul').hide();
}
$.lazyform._$openSelect = $select;

$selectItem.toggleClass('open');
if($selectItem.attr('class') == 'open') {
if($hoverLi != $selectLi) {
$hoverLi.removeClass();
$selectLi.attr('class', 'hover');
$hoverLi = $selectLi;
}
$selectUl.show();
} else {
$selectUl.hide();
}

e.stopPropagation();
});

$select.append($selectItem);
$select.append($selectUl);

$self.hide().before($select);
}
});

$(document).ready(function() {
$.lazyform.init();
});
})(jQuery);

您可能感兴趣的文章: