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Fix crash in group migration.

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This commit is contained in:
John Preston 2019-02-01 11:09:14 +03:00
parent f5cc93ec64
commit 34b0f6f014
1 changed files with 10 additions and 1 deletions
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11
Telegram/SourceFiles/info/info_wrap_widget.cpp
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@ -620,7 +620,16 @@ not_null<Ui::RpWidget*> WrapWidget::topWidget() const {
}
void WrapWidget::showContent(object_ptr<ContentWidget> content) {
_content = std::move(content);
if (auto old = std::exchange(_content, std::move(content))) {
old->hide();
// Content destructor may invoke closeBox() that will try to
// start layer animation. If we won't detach old content from
// its parent WrapWidget layer animation will be started with a
// partially destructed grand-child widget and result in a crash.
old->setParent(nullptr);
old.destroy();
}
_content->show();
_additionalScroll = 0;
//_anotherTabMemento = nullptr;