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fix #1912

This commit is contained in:
gorhill 2016-09-22 12:18:01 -04:00
parent b30648dd47
commit 0a15a95ad9
1 changed files with 21 additions and 10 deletions
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31
src/js/contentscript.js
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@ -366,6 +366,19 @@ var domFilterer = {
}
},
addStyleTag: function(text) {
var styleTag = document.createElement('style');
styleTag.setAttribute('type', 'text/css');
styleTag.textContent = text;
if ( document.head ) {
document.head.appendChild(styleTag);
}
this.styleTags.push(styleTag);
if ( userCSS ) {
userCSS.add(text);
}
},
checkStyleTags_: function() {
var doc = document,
html = doc.documentElement,
@ -422,16 +435,7 @@ var domFilterer = {
}
if ( styleText !== '' ) {
var styleTag = document.createElement('style');
styleTag.setAttribute('type', 'text/css');
styleTag.textContent = styleText;
if ( document.head ) {
document.head.appendChild(styleTag);
}
this.styleTags.push(styleTag);
if ( userCSS ) {
userCSS.add(styleText);
}
this.addStyleTag(styleText);
}
// Simple selectors: incremental.
@ -462,8 +466,15 @@ var domFilterer = {
this.runJob(this.jobQueue[i], complexHideNode);
}
// https://github.com/gorhill/uBlock/issues/1912
// If one or more nodes have been manually hidden, insert a style tag
// targeting these manually hidden nodes. For browsers supporting
// user styles, this allows uBO to win.
var commitHit = this.hiddenNodeCount !== beforeHiddenNodeCount;
if ( commitHit ) {
if ( beforeHiddenNodeCount === 0 ) {
this.addStyleTag(':root *[' + this.hiddenId + '][hidden] { display: none !important; }');
}
this.addedNodesHandlerMissCount = 0;
} else {
this.addedNodesHandlerMissCount += 1;