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Ensure Wayland integration instance accessor doesn't leak

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This commit is contained in:
Ilya Fedin 2023-06-16 11:59:16 +04:00 • committed by John Preston
parent 3749f10e7f
commit 8a56048801
1 changed files with 9 additions and 6 deletions
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15
ui/platform/linux/ui_linux_wayland_integration.cpp
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@ -68,12 +68,15 @@ WaylandIntegration::~WaylandIntegration() = default;
WaylandIntegration *WaylandIntegration::Instance() {
if (!::Platform::IsWayland()) return nullptr;
static std::optional<WaylandIntegration> instance(std::in_place);
base::qt_signal_producer(
QGuiApplication::platformNativeInterface(),
&QObject::destroyed
) | rpl::start_with_next([&] {
instance = std::nullopt;
}, instance->_private->lifetime);
[[maybe_unused]] static const auto Inited = [] {
base::qt_signal_producer(
QGuiApplication::platformNativeInterface(),
&QObject::destroyed
) | rpl::start_with_next([] {
instance = std::nullopt;
}, instance->_private->lifetime);
return true;
}();
if (!instance) return nullptr;
return &*instance;
}