internal Device(DeviceClass deviceClass, Native.SP_DEVINFO_DATA deviceInfoData, string path, int index)
{
if (deviceClass == null)
{
throw new ArgumentNullException(nameof(deviceClass));
}
if (deviceInfoData == null)
{
throw new ArgumentNullException(nameof(deviceInfoData));
}
DeviceClass = deviceClass;
DeviceInfoData = deviceInfoData;
Path = path; // may be null
Index = index;
_class = new Lazy <string>(GetClass);
_classGuid = new Lazy <string>(GetClassGuid);
_description = new Lazy <string>(GetDescription);
_friendlyName = new Lazy <string>(GetFriendlyName);
_capabilities = new Lazy <DeviceCapabilities>(GetCapabilities);
_isUsb = new Lazy <bool>(GetIsUsb);
_parent = new Lazy <Device>(GetParent);
_removableDevices = new Lazy <DeviceCollection>(GetRemovableDevices);
}
internal Volume(DeviceClass deviceClass, Native.SP_DEVINFO_DATA deviceInfoData, string path, int index, ILogger logger)
: base(deviceClass, deviceInfoData, path, index, logger)
{
_volumeName = new Lazy <string>(GetVolumeName);
_logicalDrive = new Lazy <string>(GetLogicalDrive);
_disks = new Lazy <DiskCollection>(GetDisks);
_diskNumbers = new Lazy <int[]>(GetDiskNumbers);
}
private Device GetParent()
{
uint parentDevInst = 0;
int hr = Native.CM_Get_Parent(ref parentDevInst, DeviceInfoData.devInst, 0);
if (hr == 0)
{
Native.SP_DEVINFO_DATA info = DeviceClass.GetInfo(parentDevInst);
return(new Device(DeviceClass, info, null, -1));
}
return(null);
}
internal Device(DeviceClass deviceClass, Native.SP_DEVINFO_DATA deviceInfoData, string path, int index)
{
if (deviceClass == null)
{
throw new ArgumentNullException("deviceClass");
}
if (deviceInfoData == null)
{
throw new ArgumentNullException("deviceInfoData");
}
_deviceClass = deviceClass;
_path = path; // may be null
_deviceInfoData = deviceInfoData;
_index = index;
}
private DeviceCapabilities GetCapabilities()
{
return((DeviceCapabilities)DeviceClass.GetProperty(DeviceInfoData, Native.SPDRP_CAPABILITIES, 0));
}
private string GetFriendlyName()
{
return(DeviceClass.GetProperty(DeviceInfoData, Native.SPDRP_FRIENDLYNAME, null));
}
private string GetDescription()
{
return(DeviceClass.GetProperty(DeviceInfoData, Native.SPDRP_DEVICEDESC, null));
}
private string GetClassGuid()
{
return(DeviceClass.GetProperty(DeviceInfoData, Native.SPDRP_CLASSGUID, null));
}
internal Disk(DeviceClass deviceClass, Native.SP_DEVINFO_DATA deviceInfoData, string path, int index, ILogger logger)
: base(deviceClass, deviceInfoData, path, index, logger)
{
_diskNumber = new Lazy <int>(GetDiskNumber);
}
internal virtual Device CreateDevice(DeviceClass deviceClass, Native.SP_DEVINFO_DATA deviceInfoData, string path, int index)
{
return(new Device(deviceClass, deviceInfoData, path, index));
}
internal Volume(DeviceClass deviceClass, Native.SP_DEVINFO_DATA deviceInfoData, string path, int index)
: base(deviceClass, deviceInfoData, path, index)
{
}
internal override Device CreateDevice(DeviceClass deviceClass, Native.SP_DEVINFO_DATA deviceInfoData, string path, int index)
{
return(new Volume(deviceClass, deviceInfoData, path, index));
}