Method AsyncMessageBox

SampleApps/WebView2APISample/AppWindow.cpp:2899–2903

}

void AppWindow::AsyncMessageBox(std::wstring message, std::wstring title)
{
    RunAsync([this, message = std::move(message), title = std::move(title)]
             { MessageBox(m_mainWindow, message.c_str(), title.c_str(), MB_OK); });
}

void AppWindow::EnterFullScreen()
{