From b129c5a144dfb116082689ffaaa9ac78e2403656 Mon Sep 17 00:00:00 2001 From: crupest Date: Wed, 18 Mar 2020 21:16:25 +0800 Subject: ... --- src/platform/native/ui_application.cpp | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'src/platform/native/ui_application.cpp') diff --git a/src/platform/native/ui_application.cpp b/src/platform/native/ui_application.cpp index b4794182..212d9104 100644 --- a/src/platform/native/ui_application.cpp +++ b/src/platform/native/ui_application.cpp @@ -2,4 +2,14 @@ namespace cru::platform::native { IUiApplication* IUiApplication::instance = nullptr; + +IUiApplication::IUiApplication() { + if (instance) { + throw std::runtime_error("An ui application has already been created."); + } + + instance = this; } + +IUiApplication::~IUiApplication() { instance = nullptr; } +} // namespace cru::platform::native -- cgit v1.2.3