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authorAlex Yatskov <FooSoft@users.noreply.github.com>2019-09-14 17:31:23 -0700
committerGitHub <noreply@github.com>2019-09-14 17:31:23 -0700
commit88a6128e39150133af1ba0cea5ea712b9657fa28 (patch)
tree24377282cd575b5b2816f808cabdf7a4649596a2 /ext/fg
parent2add068ff24f679f3a2ddabc90ed57b6e0b815aa (diff)
parent964de775df5b573b8ae96e4096815e1649401eb9 (diff)
Merge pull request #211 from toasted-nutbread/validate-content-window
Validate contentWindow before focus
Diffstat (limited to 'ext/fg')
-rw-r--r--ext/fg/js/popup.js7
1 files changed, 5 insertions, 2 deletions
diff --git a/ext/fg/js/popup.js b/ext/fg/js/popup.js
index 1b15977b..08c4bfcb 100644
--- a/ext/fg/js/popup.js
+++ b/ext/fg/js/popup.js
@@ -239,9 +239,12 @@ class Popup {
}
focusParent() {
- if (this.parent && this.parent.container) {
+ if (this.parent !== null) {
// Chrome doesn't like focusing iframe without contentWindow.
- this.parent.container.contentWindow.focus();
+ const contentWindow = this.parent.container.contentWindow;
+ if (contentWindow !== null) {
+ contentWindow.focus();
+ }
} else {
// Firefox doesn't like focusing window without first blurring the iframe.
// this.container.contentWindow.blur() doesn't work on Firefox for some reason.