private void IsDeviceExist(string status)
{
//检测硬件设备是否连接成功
ManagementObjectCollection collection = null;
bool isExist = false;
using (BackgroundWorker bw = new BackgroundWorker())
{
bw.DoWork += new DoWorkEventHandler((sender1, e1) =>
{
using (ManagementObjectSearcher searcher = new ManagementObjectSearcher(@"Select * From Win32_USBHub"))
{
collection = searcher.Get();
searcher.Dispose();
}
});
bw.RunWorkerCompleted += new RunWorkerCompletedEventHandler((sender2, e2) =>
{
isExist = false;
foreach (ManagementBaseObject device in collection)
{
//获取包含PID和VID的字符串
string deviceId = (string)device.GetPropertyValue("DeviceID");
//这里的XXX填写自己产品硬件设备的PID和VID，连接硬件后在设备管理器中可以查到
if ("XXX".Equals(deviceId))
{
isExist = true;
break;
}
}
//未连接硬件设备
if (!isExist)
{
this.deviceIdLabel.Text = @"00000000";
this.connStatus.Text = @"未连接设备";
this.connStatusImage.Image = global::FlashRecovery.Properties.Resources.未连接设备;
if ("out".Equals(status))
{
MessageBox.Show("检测到硬件设备断开连接，请重新插入硬件设备恢复软件使用");
}
//设置窗体不可操作
CurGlobals.EnableWindow(this.Handle, 0);
}
else
{
if (string.IsNullOrEmpty(_deviceId))
{
//获取设备ID
//...
}
this.deviceIdLabel.Text = _deviceId;
this.connStatus.Text = @"成功连接设备";
this.connStatusImage.Image = global::FlashRecovery.Properties.Resources.成功连接设备;
//设置窗体可操作
CurGlobals.EnableWindow(this.Handle, 1);
}
});
bw.RunWorkerAsync();
}
}
private void FlashRecovery_Load(object sender, EventArgs e)
{
//记录窗体初始宽度
_formWidth = this.Width;
//记录窗体初始高度
_formHeight = this.Height;
#region 检测是否连接硬件设备
ManagementObjectCollection collection;
//获取所有连接的USB设备
using (ManagementObjectSearcher searcher = new ManagementObjectSearcher(@"Select * From Win32_USBHub"))
{
collection = searcher.Get();
searcher.Dispose();
}
string deviceID = "";
//获取硬件设备ID deviceID
//...
_deviceId = deviceID;
bool isExist = false;
//判断产品硬件设备是否连接
foreach (ManagementBaseObject device in collection)
{
string deviceId = (string)device.GetPropertyValue("DeviceID");
//连接硬件设备
if ("XXX".Equals(deviceId))
{
isExist = true;
this.connStatus.Text = @"成功连接设备";
this.connStatusImage.Image = global::FlashRecovery.Properties.Resources.成功连接设备;
this.deviceIdLabel.Text = deviceID.ToString();
break;
}
}
//未连接硬件设备
if (!isExist)
{
MessageBox.Show("未检测到硬件设备，请连接硬件设备", "警告", MessageBoxButtons.OK);
//设置窗体不可操作
CurGlobals.EnableWindow(this.Handle, 0);
}
#endregion
}
