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Fix MultiSlideTracker for empty widgets list.

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This commit is contained in:
John Preston 2022-10-17 20:28:06 +04:00
parent 9ab11ccb36
commit d8b1f46715
1 changed files with 3 additions and 0 deletions
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3
ui/wrap/slide_wrap.cpp
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@ -151,6 +151,9 @@ void SlideWrap<RpWidget>::wrappedSizeUpdated(QSize size) {
}
rpl::producer<bool> MultiSlideTracker::atLeastOneShownValue() const {
if (_widgets.empty()) {
return rpl::single(false);
}
auto shown = std::vector<rpl::producer<bool>>();
shown.reserve(_widgets.size());
for (auto &widget : _widgets) {