fix(theme/book): Workaround focusout bug in macOS and iOS (#630)
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@ -372,7 +372,15 @@ function playpen_text(playpen) {
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});
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themePopup.addEventListener('focusout', function(e) {
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if (!themePopup.contains(e.relatedTarget)) {
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// e.relatedTarget is null in Safari and Firefox on macOS (see workaround below)
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if (!!e.relatedTarget && !themePopup.contains(e.relatedTarget)) {
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hideThemes();
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}
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});
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// Should not be needed, but it works around an issue on macOS & iOS: https://github.com/rust-lang-nursery/mdBook/issues/628
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document.addEventListener('click', function(e) {
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if (themePopup.style.display === 'block' && !themeToggleButton.contains(e.target) && !themePopup.contains(e.target)) {
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hideThemes();
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}
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});
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