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Fixed ugly white space while loading file thumbnail

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Preview images are now pre-loaded before being set on the file element.

This fixes #5135 and prevents a white space to be displayed while the
thumbnails is being loaded.
This commit is contained in:
Vincent Petry 2013-10-22 12:08:05 +02:00
parent cadd71ec8a
commit 3bb7cf939e
1 changed files with 10 additions and 2 deletions
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12
apps/files/js/files.js
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@ -663,8 +663,16 @@ function lazyLoadPreview(path, mime, ready, width, height) {
$.get(previewURL, function() {
previewURL = previewURL.replace('(', '%28');
previewURL = previewURL.replace(')', '%29');
//set preview thumbnail URL
ready(previewURL + '&reload=true');
previewURL += '&reload=true';
// preload image to prevent delay
// this will make the browser cache the image
var img = new Image();
img.onload = function(){
//set preview thumbnail URL
ready(previewURL);
}
img.src = previewURL;
});
});
}