23 HINSTANCE Win32Window::instance_ = nullptr;
24 ATOM Win32Window::window_class_ = 0;
26 Win32Window::Win32Window() : wnd_(nullptr) {}  in Win32Window()  function in rtc::Win32Window
28 Win32Window::~Win32Window() { RTC_DCHECK(nullptr == wnd_); }  in ~Win32Window()
30 bool Win32Window::Create(HWND parent, const wchar_t* title, DWORD style,  in Create()
40                             reinterpret_cast<LPCWSTR>(&Win32Window::WndProc),  in Create()
59     wcex.lpfnWndProc = &Win32Window::WndProc;  in Create()
72 void Win32Window::Destroy() {  in Destroy()
77 void Win32Window::Shutdown() {  in Shutdown()
86 bool Win32Window::OnMessage(UINT uMsg, WPARAM wParam, LPARAM lParam,  in OnMessage()
99 bool Win32Window::OnClose() { return true; }  in OnClose()
101 void Win32Window::OnNcDestroy() {  in OnNcDestroy()
105 LRESULT Win32Window::WndProc(HWND hwnd, UINT uMsg, WPARAM wParam,  in WndProc()
107   Win32Window* that =  in WndProc()
108       reinterpret_cast<Win32Window*>(::GetWindowLongPtr(hwnd, GWLP_USERDATA));  in WndProc()
111     that = static_cast<Win32Window*>(cs->lpCreateParams);  in WndProc()