#include <dbt.h>
LRESULT CMFCApplication1Dlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
{
// TODO: 在此添加专用代码和/或调用基类
PDEV_BROADCAST_HDR lpdb = (PDEV_BROADCAST_HDR)lParam;
PDEV_BROADCAST_VOLUME lpdbv = (PDEV_BROADCAST_VOLUME)lpdb;
TCHAR szMsg[80];
char driveName;
switch (message)
{
case WM_DEVICECHANGE:
switch (wParam)
{
case DBT_DEVICEARRIVAL:
::MessageBox(0, _T("检测到USB设备"), _T("WM_DEVICECHANGE"), MB_OK);
break;
case DBT_DEVICEREMOVECOMPLETE:
::MessageBox(0, _T("USB设备拔出"), TEXT("WM_DEVICECHANGE"), MB_OK);
break;
default:
;
}
break;
default:
;
}
return CDialogEx::WindowProc(message, wParam, lParam);
}
检测USB设备变化
原文：http://blog.51cto.com/9233403/2107936
