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Code Releases Wiki Activity

Attempted performance fix for scroll in auto-reload

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This commit is contained in:
8chan 2015-03-25 21:03:55 -07:00
parent 2a40d82c00
commit adf086de6e
1 changed files with 17 additions and 5 deletions
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22
js/auto-reload.js
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@ -17,6 +17,17 @@
* *
*/ */
// From http://stackoverflow.com/a/14035162
$.fn.scrollStopped = function(callback) {
$(this).scroll(function(){
var self = this, $this = $(self);
if ($this.data('scrollTimeout')) {
clearTimeout($this.data('scrollTimeout'));
}
$this.data('scrollTimeout', setTimeout(callback,250,self));
});
};
function makeIcon(mode){ function makeIcon(mode){
var favicon = $("link[rel='shortcut icon']"); var favicon = $("link[rel='shortcut icon']");
@ -168,10 +179,11 @@ $(document).ready(function(){
} }
} }
var recheck_activated = function() { var recheck_activated = function(end_of_page) {
if (new_posts && window_active && if (typeof end_of_page == "undefined") var end_of_page = false;
if (end_of_page || (new_posts && window_active &&
$(window).scrollTop() + $(window).height() >= $(window).scrollTop() + $(window).height() >=
$('div.boardlist.bottom').position().top) { $('div.boardlist.bottom').position().top)) {
new_posts = 0; new_posts = 0;
} }
@ -286,18 +298,18 @@ $(document).ready(function(){
return false; return false;
}; };
$(window).scroll(function() { $(window).scrollStopped(function() {
// if the newest post is not visible // if the newest post is not visible
if($(this).scrollTop() + $(this).height() < if($(this).scrollTop() + $(this).height() <
$('div.post:last').position().top + $('div.post:last').height()) { $('div.post:last').position().top + $('div.post:last').height()) {
end_of_page = false; end_of_page = false;
return;
} else { } else {
if($("#auto_update_status").is(':checked') && timeDiff(poll_interval_mindelay)) { if($("#auto_update_status").is(':checked') && timeDiff(poll_interval_mindelay)) {
poll(manualUpdate = true); poll(manualUpdate = true);
} }
end_of_page = true; end_of_page = true;
} }
recheck_activated(end_of_page);
}); });
$('#update_thread').on('click', function() { poll(manualUpdate = true); return false; }); $('#update_thread').on('click', function() { poll(manualUpdate = true); return false; });