htmlEmailList = htmlEmailList + '<li'+ (input.indexSelected===index? ' class="on"':'') +'>'+ arrValue[0] + "@" + email +'</li>';
});
return htmlEmailList;
};
// 显示还是隐藏
var fnEmailVisible = function(ul, isIndexChange) {
var value = $.trim(this.value), htmlList = '';
if (value === "" || (htmlList = fnEmailList(this)) === "") {
ul.css(visibility, "hidden");
} else {
isIndexChange && (this.indexSelected = -1);
ul.css(visibility, "visible").html(htmlList);
}
};
return $(this).each(function() {
this.indexSelected = -1;
// 列表容器创建
var element = this;
var eleUl = $('<ul></ul>').css({
position: "absolute",
marginTop: element.offsetHeight,
minWidth: element.offsetWidth - 2,
visibility: "hidden",
zIndex: params.zIndex
}).addClass(params.className).bind("click", function(e) {
var target = e && e.target;
if (target && target.tagName.toLowerCase() === "li") {
$(element).val(target.innerHTML).trigger("input");
$(this).css(visibility, "hidden");
element.focus(); // add on 2013-11-20
}
});
$(this).before(eleUl);
// IE6的宽度
if (!window.XMLHttpRequest) { eleUl.width(element.offsetWidth - 2); }
// 不同浏览器的不同事件
isModern? $(this).bind("input", function() {
fnEmailVisible.call(this, eleUl, true);
}): element.attachEvent("onpropertychange", function(e) {
if (e.propertyName !== "value") return;
fnEmailVisible.call(element, eleUl, true);
});
$(document).bind({
"click": function(e) {
var target = e && e.target, htmlList = '';
if (target == element && element.value && (htmlList = fnEmailList(element, params.email))) {
eleUl.css(visibility, "visible").html(htmlList);
} else if (target != eleUl.get(0) && target.parentNode != eleUl.get(0)) {
eleUl.css(visibility, "hidden");
}
},
"keydown": function(e) {
var eleLi = eleUl.find("li");
if (eleUl.css(visibility) === "visible") {
switch (e.keyCode) {
case key.up: {
element.indexSelected--;
if (element.indexSelected < 0) {
element.indexSelected = -1 + eleLi.length;
}
e.preventDefault && e.preventDefault();
break;
}
case key.down: {
element.indexSelected++;
if (element.indexSelected >= eleLi.length) {
element.indexSelected = 0;
}
e.preventDefault && e.preventDefault();
break;
}
case key.enter: {
e.preventDefault();
eleLi.get(element.indexSelected) && $(element).val(eleLi.eq(element.indexSelected).html());
