我已经在 android PhoneGap 中创建了应用程序。在我的应用程序中,我在 div 动态加载中附加了列表。如何使用 iscroll 为动态 div 添加滚动条。我想使用 iscroll 为动态 div 添加滚动条。如何做到这一点 我的代码是
HTML:
<div class="sidemenu" ></div>
</div>
风格:
#scroller
{
top:90px;
position:absolute; z-index:1;
width:90%;
height:40px;
background-color:#FFFFFF;
}
li
{
list-style:none;
}
脚本:
滚动:
var myScroll;
function loaded() {
myScroll = new iScroll('scroller', {
useTransform: false,
vScroll: true,
onBeforeScrollStart: function (e) {
var target = e.target;
while (target.nodeType != 1) target = target.parentNode;
if (target.tagName != 'SELECT' && target.tagName != 'INPUT' && target.tagName != 'TEXTAREA')
e.preventDefault();
}
});
}
document.addEventListener('touchmove', function (e) { e.preventDefault(); }, false);
document.addEventListener('DOMContentLoaded', setTimeout(function () { loaded(); }, 0), false);
/** scrollbar for dynamic div*/
function doIscrollRefresh () {
setTimeout(function () {
myScroll.refresh();
}, 0);
}
动态div: 我已从本地数据库检索值并动态附加到 div 中
function list1(alphabet)
{
doIscrollRefresh ();
document.addEventListener("deviceready", onDeviceReady, false);
function onDeviceReady()
{
var db = window.openDatabase("createdb", "1.0", "PhoneGap Demo", 200000);
db.transaction(queryDB, errorCB,successCB);
}
function queryDB(tx)
{
var a=alphabet;
tx.executeSql("SELECT Textvalue FROM TextValue WHERE Textvalue LIKE '" + a + "%'",[], querySuccess, errorCB);
}
function querySuccess(tx,results)
{
$(".sidemenu").append("<li>"+"<label style='background-color:#C1CDD9' >"+alphabet+ "</label>"+"</li>");
for (i = 0; i < results.rows.length; i++)
{
$(".sidemenu").append("<li>"+"<a id='"+i+"' href='#'>" +results.rows.item(i).Textvalue + "</a>"+ "<hr/>"+ "</li>");
}
$(".sidemenu").append("<hr/>");
}
function errorCB(err)
{
alert("Error processing SQL: "+err.code);
}
function successCB()
{
//alert("appended");
}
}
它在logcat中显示错误。错误是myScroll is undefined is not an object。 请告诉我解决方案。如何为动态 div 添加滚动条。请指导我。提前致谢
最佳答案
.page {
top: 0;
bottom: 0;
left: 0;
width: 100%;
height: 100%;
}
.header {
position: absolute;
top: 0;
height: 42px;
width: 100%;
color: #333;
text-shadow: 0 1px 0 white;
border: 1px solid #F7C942;
border-left-width: 0;
border-right-width: 0;
background: #FADB4E;
background-image: -webkit-gradient(linear, left top, left bottom, from(#FCEDA7), to(#FBEF7E));
background-image: -webkit-linear-gradient(#FCEDA7, #FBEF7E);
background-image: -moz-linear-gradient(#FCEDA7, #FBEF7E);
background-image: -ms-linear-gradient(#FCEDA7, #FBEF7E);
background-image: -o-linear-gradient(#FCEDA7, #FBEF7E);
background-image: linear-gradient(#FCEDA7, #FBEF7E);
z-index: 2;
}
.content {
position: absolute;
top: 42px;
bottom: 66px;
padding-left: 4%;
padding-right: 4%;
width: 92%;
border-width: 0;
overflow: hidden;
color: #333;
text-shadow: 0 1px 0 white;
z-index: 1;
}
.scroller {
position: relative;
overflow: hidden;
z-index: 1;
}
.footer {
position: absolute;
bottom: 0;
height: 64px;
width: 100%;
z-index: 2;
border: 1px solid #B3B3B3;
border-left-width: 0;
border-right-width: 0;
background: #EEE;
color: #3E3E3E;
font-weight: bold;
text-shadow: 0 1px 1px white;
background-image: -webkit-linear-gradient(#F0F0F0, #DDD);
background-image: -moz-linear-gradient(#F0F0F0, #DDD);
background-image: -ms-linear-gradient(#F0F0F0, #DDD);
background-image: -o-linear-gradient(#F0F0F0, #DDD);
background-image: linear-gradient(#F0F0F0, #DDD);
}
var Page = document.createElement('div');
$(Page).attr('id', 'City');
$(Page).addClass('page');
var Page = document.createElement('div');
$(Page).attr('id', 'City');
$(Page).addClass('page');
//Header
var Header = document.createElement('div');
$(Header).addClass('header');
$(Header).attr('align', 'center');
//Content
var Content = document.createElement('div');
$(Content).addClass('content');
$(Content).attr('id', 'Wrapper');
//Scroller
var Scroller = document.createElement('div');
$(Scroller).addClass('scroller');
Content.appendChild(Scroller);
//Footer
var Footer = document.createElement('div');
$(Footer).addClass('footer');
Page.appendChild(Header);
Page.appendChild(Content);
Page.appendChild(Footer);
document.body.appendChild(Page);
myScroll = new iScroll("Wrapper");
setTimeout(function() {
myScroll.refresh();
}, 500);
关于javascript - 如何在android PhoneGap中加载动态div的iscroll,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/10117522/