LRESULT?CALLBACK?MessageWinProc(
?HWND?hwnd,??????//?handle?to?window
?UINT?uMsg,??????//?message?identifier
?WPARAM?wParam,??//?first?message?parameter
?LPARAM?lParam???//?second?message?parameter
)//用于處理消息窗口接收到的消息
{
?switch(uMsg)
?{
?case?WM_CLOSE:
??DestroyWindow(hwnd);
?break;?
?case?WM_GRAPHNOTIFY:
//Dothings
?break;
?case?WM_DESTROY:
?PostQuitMessage(0);
?break;
?default:
?return?DefWindowProc(hwnd,uMsg,wParam,lParam);
?}
?return?0;
}
BOOL?InitMessageWindow()
{
?HINSTANCE?hInstance?=?NULL;
?hInstance?=?GetModuleHandle(NULL);
?if?(hInstance?==?NULL)
?{
??return?FALSE;
?}
?WNDCLASS?wndcls;
?wndcls.cbClsExtra=0;
?wndcls.cbWndExtra=0;
?wndcls.hbrBackground=(HBRUSH)GetStockObject(BLACK_BRUSH);
?wndcls.hCursor=LoadCursor(NULL,IDC_CROSS);
?wndcls.hIcon=LoadIcon(NULL,IDI_APPLICATION);
?wndcls.hInstance=hInstance;
?wndcls.lpfnWndProc=MessageWinProc;
?wndcls.lpszClassName?=?L"Message?Window";
?wndcls.lpszMenuName=NULL;
?wndcls.style=CS_HREDRAW?|?CS_VREDRAW;
?RegisterClass(&wndcls);
?m_hwnd?=?CreateWindowEx(0,L"Message?Window",L"Message?Window",0,0,0,0,0,HWND_MESSAGE,0,hInstance,0);
?if?(m_hwnd?==?NULL)
?{
??return?FALSE;?
?}
?return?TRUE;
}

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