易语言拦截Tab+Alt源码

系统结构:HooK,UnHooK,LowLevelKeyboardProc,CallNextHookEx,SetWindowsHookEx,UnhookWindowsHookEx,CopyMemory,GetModuleHandleA,

======窗口程序集1
           |  |
           |  |------ __启动窗口_创建完毕
           |  |
           |  |------ __启动窗口_将被销毁
           |  |
           |  |------ __启动窗口_按下某键
           |  |
           |  |
======程序集1
           |  |
           |  |------ HooK
           |  |
           |  |------ UnHooK
           |  |
           |  |------ LowLevelKeyboardProc
           |  |
           |  |
======调用的Dll
           |  |
           |  |---[dll]------   CallNextHookEx
           |  |
           |  |---[dll]------   SetWindowsHookEx
           |  |
           |  |---[dll]------   UnhookWindowsHookEx
           |  |
           |  |---[dll]------   CopyMemory
           |  |
           |  |---[dll]------   GetModuleHandleA

调用的DLL命令:

.DLL命令 CallNextHookEx, 整数型, "user32", "CallNextHookEx"
    .参数 hHook, 整数型
    .参数 nCode, 整数型
    .参数 wParam, 整数型
    .参数 lParam, 整数型

.DLL命令 SetWindowsHookEx, 整数型, "user32", "SetWindowsHookExA"
    .参数 idHook, 整数型
    .参数 lpfn, 子程序指针
    .参数 hmod, 整数型
    .参数 dwThreadId, 整数型

.DLL命令 UnhookWindowsHookEx, 整数型, "user32", "UnhookWindowsHookEx"
    .参数 hHook, 整数型

.DLL命令 CopyMemory, , "kernel32", "RtlMoveMemory"
    .参数 Destination, PKBDLLHOOKSTRUCT
    .参数 Source, 整数型
    .参数 Length, 整数型

.DLL命令 GetModuleHandleA, 整数型, , "GetModuleHandleA"
    .参数 a, 整数型, , 0