20s → <1s）
var node=document.getElementsByClassName('p_postlist')[0],
t_node=document.createElement('div'),
p_node=document.createElement('div');
p_node.className='tb_preload_page';
p_node.innerHTML='
第 '+next_page+' 页，共 '+total_page+' 页';
node.appendChild(p_node);
node.appendChild(t_node);
t_node.outerHTML=data;
kill_tieba_lazyload();
++cur_page;
++next_page;
loading=false;
if(cur_page==total_page)clearInterval(loader);
notification.removeAttribute('show');
}
}
xhr.open('GET',url);
xhr.send();
notification.setAttribute('show','true');
notification.textContent='正在加载第 '+next_page+' 页......';
}
function set_function(v){
if(v==1){
if(setting.thread_preload==1){
setting.thread_preload=0;
setting_node.textContent='开启自动加载';
setting_node_2.textContent='开启自动加载';
if(loader!=null){
clearInterval(loader);
loader=null;
}
notification.textContent='已关闭自动加载......';
notification.setAttribute('show','true');
setTimeout(function(){notification.removeAttribute('show')},5000);
}
else{
setting.thread_preload=1;
setting_node.textContent='关闭自动加载';
setting_node_2.textContent='关闭自动加载';
if(loader==null)preload_listener();
notification.textContent='已开启自动加载......';
notification.setAttribute('show','true');
setTimeout(function(){notification.removeAttribute('show')},5000);
}
}
else if(v==2){
if(setting.thread_list_lazyload==1){
setting.thread_list_lazyload=0;
setting_node.textContent='开启自动去除首页 lazyload';
if(loader!=null){
clearInterval(loader);
loader=null;
}
notification.textContent='已禁用自动去除首页 lazyload......';
notification.setAttribute('show','true');
setTimeout(function(){notification.removeAttribute('show')},5000);
document.getElementById('frs_list_pager').onclick=null;
}
else{
setting.thread_list_lazyload=1;
setting_node.textContent='禁用自动去除首页 lazyload';
if(loader==null)kill_tieba_lazyload_listener();
notification.textContent='已开启自动去除首页 lazyload......';
notification.setAttribute('show','true');
setTimeout(function(){notification.removeAttribute('show')},5000);
}
}
window.localStorage.setItem('tb_preload_setting',JSON.stringify(setting));
}
function preload_listener(){
if(setting.thread_preload==1&&cur_page!=total_page){
//console.log('aaa');
//window.onscroll=function(){ // 改用定时器以节省资源
loader=setInterval(function(){whether_fetching()},1000);
//}
}
}
function kill_tieba_lazyload_listener(){
if(setting.thread_list_lazyload==1){
document.getElementById('frs_list_pager').onclick=function(){
if(loader==null)loader=setInterval(function(){
if(document.getElementById('frslistCodeArea')){
kill_tieba_lazyload();
clearInterval(loader);
loader=null;
kill_tieba_lazyload_listener();
}
},1000);
}
}
}
kill_tieba_lazyload();
var notification=document.createElement('div');
notification.className='tb_preload_notification';
document.body.appendChild(notification);
notification.onclick=function(){set_function(1)};
if(PageData.product=='frs'){
if(document.getElementsByClassName('th_footer_l')[0]){
var setting_node=document.createElement('a'),
page_node=document.getElementsByClassName('th_footer_l')[0];
setting_node.textContent=setting.thread_list_lazyload==1?'禁用自动去除首页 lazyload':'开启自动去除首页 lazyload'; // 好长 _(:з」∠)_
setting_node.className='tb_preload_setting';
setting_node.onclick=function(){set_function(2)};
page_node.appendChild(setting_node);
}
notification.style.pointerEvents='none';
kill_tieba_lazyload_listener();
}
else if(PageData.product=='pb'&&PageData.pager){
/*cur_page=0,
total_page=0,
page_url='',
see_lz=0,*/
var xhr=new XMLHttpRequest(),
cur_page=PageData.pager.cur_page,
total_page=PageData.pager.total_page,
page_url=PageData.thread_url?'//tieba.baidu.com'+PageData.thread_url:location.href.match(/\/\/tieba\.baidu\.com\/p\/\d+/)[0],
see_lz=PageData.special.lz_only,
next_page=cur_page+1;
var setting_node=document.createElement('li'),
page_node=document.getElementsByClassName('l_posts_num');
setting_node.textContent=setting.thread_preload==1?'关闭自动加载':'开启自动加载';
setting_node.className='tb_preload_setting';
var setting_node_2=setting_node.cloneNode(true);
setting_node.onclick=function(){set_function(1)};
setting_node_2.onclick=function(){set_function(1)};
if(page_node[0])page_node[0].insertBefore(setting_node,page_node[0].getElementsByClassName('l_pager')[0].nextSibling);
if(page_node[1])page_node[1].insertBefore(setting_node_2,page_node[1].getElementsByClassName('l_pager')[0].nextSibling);
preload_listener();
}
}