USB设备插拔消息响应，获取VIDPID

USB设备连接监控与VIDPID获取

最新推荐文章于 2021-11-03 16:22:58 发布

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最新推荐文章于 2021-11-03 16:22:58 发布 · 1.4k 阅读

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CC 4.0 BY-SA版权

该代码段实现了一个Windows应用程序，用于监听USB设备的插入和移除事件，特别是那些具有特定VID和PID的设备。当USB设备连接或断开时，程序会根据WM_DEVICECHANGE消息处理函数进行相应操作，识别并处理设备的VID和PID，更新状态。

//USB Connect
#include "Dbt.h"
#include "usbiodef.h"
#include <winioctl.h>
#include <setupapi.h>
#include <initguid.h>

DEFINE_GUID(GUID_DEVINTERFACE_USB_DEVICE,
           0xA5DCBF10L, 0x6530, 0x11D2, 0x90, 0x1F, 0x00, 0xC0, 0x4F, 0xB9, 0x51, 0xED);
DEFINE_GUID(GUID_DEVINTERFACE_USB_HUB, 0xf18a0e88, 0xc30c, 0x11d0, 0x88, 0x15, 0x00, \
           0xa0, 0xc9, 0x06, 0xbe, 0xd8);

#define GUID_CLASS_USBHUB GUID_DEVINTERFACE_USB_HUB
#define GUID_CLASS_USB_DEVICE GUID_DEVINTERFACE_USB_DEVICE

#pragma comment(lib, "hid.lib")
#pragma comment(lib, "setupapi.lib")
#pragma comment(lib, "imagehlp.lib")

BOOL CCameraMsgDlg::OnDeviceConnect()
{

HINSTANCE hInstance = (HINSTANCE)GetWindowWord(this->m_hWnd, GWL_HINSTANCE);

WNDCLASS wndclass;

   wndclass.style = 0;
   wndclass.lpfnWndProc = ConnWndProc;
   wndclass.cbClsExtra = 0;
   wndclass.cbWndExtra = 0;
   wndclass.hInstance = hInstance;
   wndclass.hIcon = NULL;
   wndclass.hCursor = NULL;
   wndclass.hbrBackground = NULL;
   wndclass.lpszMenuName = NULL;
   wndclass.lpszClassName = "InspurDeviceWnd";

RegisterClass (&wndclass);

   g_hwndConnDev = CreateWindow(wndclass.lpszClassName, // pointer to registered class name
       "HeHe Device Window", // pointer to window name
       0,// window style
       0,                               // horizontal position of window
       0,

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