DenysMedvid/pdf2htmlEX
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Only add loading indicator if not already present

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If for some reason the xhr request failed, the loading indicator cloned again upon new request. This pull request makes sure that the loading indicator should only be cloned into page container if not already present.
This commit is contained in:
intellisense 2015-03-31 03:26:34 +05:00
parent 8b166129d3
commit 9326378bbf
1 changed files with 7 additions and 4 deletions
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11
share/pdf2htmlEX.js.in
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@ -361,10 +361,13 @@ Viewer.prototype = {
if (url) {
this.pages_loading[idx] = true; // set semaphore
// add a copy of the loading indicator
var new_loading_indicator = this.loading_indicator.cloneNode();
new_loading_indicator.classList.add('active');
cur_page_ele.appendChild(new_loading_indicator);
// add a copy of the loading indicator if not already present
var new_loading_indicator = cur_page_ele.getElementsByClassName(this.config['loading_indicator_cls'])[0];
if (typeof new_loading_indicator === 'undefined'){
new_loading_indicator = this.loading_indicator.cloneNode(true);
new_loading_indicator.classList.add('active');
cur_page_ele.appendChild(new_loading_indicator);
}
// load data
{