jhb92的专栏

mouse/keyboard+++++++device driver++++++++SHIQ                                                                                          ||||||                                                          

WM_VSCROLL nScrollCode = (int) LOWORD(wParam); // scroll bar value nPos = (short int) HIWORD(wParam);  // scroll box position hwndScrollBar = (HWND) lParam;      // handle to scroll bar 告诉我们用户对滚

进程:内存与资源,进程核心对象线程:cpu执行的代码和cpu的寄存器和线程的堆栈,线程核心对象context switch:Windows将线程的寄存器放入堆栈,再将他移入context  结构中,当他再恢复时,Windows将这个线程寄存器恢复的这一过程!详见:Window高级编程指南multithreading applications in Win32Windows 95 Sys