window怎么判断电脑是否插入无线网卡的具体代码
时间: 2023-11-15 20:05:48 浏览: 35
你可以使用Windows API函数来判断电脑是否插入了无线网卡。具体代码如下:
```
#include <windows.h>
#include <wlanapi.h>
#include <wtypes.h>
#pragma comment(lib, "wlanapi.lib")
#pragma comment(lib, "ole32.lib")
BOOL IsWirelessCardExist()
{
DWORD dwError = ERROR_SUCCESS;
HANDLE hClient = NULL;
PWLAN_INTERFACE_INFO_LIST pIfList = NULL;
BOOL bExist = FALSE;
dwError = WlanOpenHandle(2, NULL, &dwError, &hClient);
if (dwError != ERROR_SUCCESS)
{
return FALSE;
}
dwError = WlanEnumInterfaces(hClient, NULL, &pIfList);
if (dwError != ERROR_SUCCESS)
{
WlanCloseHandle(hClient, NULL);
return FALSE;
}
if (pIfList->dwNumberOfItems > 0)
{
bExist = TRUE;
}
if (pIfList != NULL)
{
WlanFreeMemory(pIfList);
pIfList = NULL;
}
WlanCloseHandle(hClient, NULL);
return bExist;
}
```
这个函数会返回一个BOOL类型的值,表示无线网卡是否存在。如果返回TRUE,表示存在无线网卡;如果返回FALSE,则表示不存在。