一个用于监视USB设备插入拔出的程序代码

一个用于监视USB设备插入拔出的程序代码

// UsbHook.cpp : Defines the entry point for the application.
//

#include "stdafx.h"
#include "Dbt.h"

void DeviceChangeEventOpt(WPARAM wParam, LPARAM lParam)
{
 switch(wParam)
 {
 case DBT_CONFIGCHANGECANCELED:
  MessageBox(NULL,"设备改变DBT_CONFIGCHANGECANCELED","提示",MB_OK);
  break;
 case DBT_CONFIGCHANGED:
  MessageBox(NULL,"设备改变DBT_CONFIGCHANGED","提示",MB_OK);
  break;
 //case DBT_CUSTOMEVENT:
 // MessageBox(NULL,"设备改变DBT_CUSTOMEVENT","提示",MB_OK);
 // break;
 case DBT_DEVICEARRIVAL: // A device has been inserted and is now available. 
 
  MessageBox(NULL,"设备改变DBT_DEVICEARRIVAL","提示",MB_OK);
  
  DEV_BROADCAST_HDR *stHDR;
  stHDR = (DEV_BROADCAST_HDR *)lParam;

  //判断设备类型
  switch(stHDR->dbch_devicetype)
  {
  case DBT_DEVTYP_DEVNODE:
   MessageBox(NULL,"设备类型 DBT_DEVTYP_DEVNODE","提示",MB_OK);
   break;
  case DBT_DEVTYP_NET:
   MessageBox(NULL,"设备类型 DBT_DEVTYP_NET","提示",MB_OK);
   break;
  case DBT_DEVTYP_OEM:
   MessageBox(NULL,"设备类型 DBT_DEVTYP_OEM","提示",MB_OK);
   break;
  case DBT_DEVTYP_PORT:
   MessageBox(NULL,"设备类型 DBT_DEVTYP_PORT","提示",MB_OK);
   break;
  case DBT_DEVTYP_VOLUME:// Logical volume. This structure is a DEV_BROADCAST_VOLUME structure
   MessageBox(NULL,"设备类型 DBT_DEVTYP_VOLUME","提示",MB_OK);
   break;
  }
  //
 
  break;
  case DBT_DEVICEQUERYREMOVE:
   MessageBox(NULL,"设备改变DBT_DEVICEQUERYREMOVE","提示",MB_OK);
   break; 
  case DBT_DEVICEQUERYREMOVEFAILED:
   MessageBox(NULL,"设备改变DBT_DEVICEQUERYREMOVEFAILED","提示",MB_OK);
   break; 
  case DBT_DEVICEREMOVECOMPLETE:// A device has been removed.
   MessageBox(NULL,"设备改变DBT_DEVICEREMOVECOMPLETE","提示",MB_OK);
   break; 
  case DBT_DEVICEREMOVEPENDING://
   MessageBox(NULL,"设备改变DBT_DEVICEREMOVEPENDING","提示",MB_OK);
   break; 
  case DBT_DEVICETYPESPECIFIC://
   MessageBox(NULL,"设备改变DBT_DEVICETYPESPECIFIC","提示",MB_OK);
   break; 
  case DBT_QUERYCHANGECONFIG: 
   MessageBox(NULL,"设备改变DBT_QUERYCHANGECONFIG","提示",MB_OK);
   break; 
  case DBT_USERDEFINED ://
   MessageBox(NULL,"设备改变DBT_USERDEFINED","提示",MB_OK);
   break;
   
 }
}

HWND  hwndMain;
LRESULT CALLBACK WndProc(
       HWND hwnd,      // handle to window
       UINT uMsg,      // message identifier
       WPARAM wParam,  // first message parameter
       LPARAM lParam   // second message parameter
       )
{
 
 switch(uMsg)
 {
 case WM_CREATE:
  break;
 case WM_DESTROY:
  PostQuitMessage(0);
  break;
 case WM_COMMAND:
  break;
 case WM_DEVICECHANGE:
  
  DeviceChangeEventOpt(wParam,lParam);
  
  
  break;
 }
 return DefWindowProc(hwnd,uMsg,wParam,lParam);
}

int APIENTRY WinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR     lpCmdLine,
                     int       nCmdShow)
{
  // TODO: Place code here.

 // TODO: Place code here.
 
 WNDCLASSEX wclass;
 MSG msg;
 
 wclass.cbClsExtra = 0;
 wclass.cbSize = sizeof(WNDCLASSEX);
 wclass.cbWndExtra = 0;
 wclass.hbrBackground = (HBRUSH)GetStockObject(LTGRAY_BRUSH);
 wclass.hCursor = NULL;
 wclass.hIcon = NULL;
 wclass.hIconSm = NULL;
 wclass.hInstance = hInstance;
 wclass.lpfnWndProc =(WNDPROC)WndProc;
 wclass.lpszClassName = "CheckUSB";
 wclass.lpszMenuName = NULL;
 wclass.style = CS_DBLCLKS;
 
 
 
 if(!RegisterClassEx(&wclass))
 {
  MessageBox(NULL,"类创建失败","类创建失败",MB_OK);
 }
 hwndMain = CreateWindow("CheckUSB","检测USB设备",
  WS_OVERLAPPED | WS_SYSMENU  | WS_MINIMIZEBOX | WS_VISIBLE, CW_USEDEFAULT, CW_USEDEFAULT, 320, 300,NULL, NULL, hInstance, NULL);
 while(GetMessage(&msg,NULL,0,0))
 {
  TranslateMessage(&msg);   //translate the message into its char equivelent
  DispatchMessage(&msg);
 }
 
 return msg.wParam;

}

 

原帖来自http://search.csdn.net/Expert/topic/989/989392.xml?temp=.1137812
代码中有部分参数意思不是很明确，在参考了msdn后做了一定的改动。用U盘测试并没有什么问题。反正那几个参数标识的也不是U盘的参数。
用USB鼠标和键盘测试并没有反映，但是可以监视USB存储设备感觉已经达到要求了，有时间再改进一下