/// <summary>
/// Initializes a new instance of the <see cref="GorgonRawHIDInfo"/> class.
/// </summary>
/// <param name="deviceHandle">The device handle.</param>
/// <param name="hidPath">The hid path.</param>
/// <param name="className">Name of the class.</param>
/// <param name="description">The description.</param>
/// <param name="deviceInfo">The device information.</param>
internal GorgonRawHIDInfo(IntPtr deviceHandle, string hidPath, string className, string description, RID_DEVICE_INFO_HID deviceInfo)
{
Handle = deviceHandle;
HIDPath = hidPath;
DeviceClass = className;
Description = description;
ProductID = deviceInfo.dwProductId;
VendorID = deviceInfo.dwVendorId;
Version = deviceInfo.dwVersionNumber;
Usage = (HIDUsage)deviceInfo.usUsage;
UsagePage = (HIDUsagePage)deviceInfo.usUsagePage;
}
/// <summary>
/// Registers the device.
/// </summary>
/// <param name="hidUsagePage"> The HID usage page. </param>
/// <param name="hidUsage"> The HID usage. </param>
/// <param name="rawInputDeviceFlags"> The raw input device flags. </param>
/// <param name="hWndTarget"> The window target. </param>
public static void RegisterDevice(HIDUsagePage hidUsagePage,
HIDUsage hidUsage,
RawInputDeviceFlags rawInputDeviceFlags,
IntPtr hWndTarget)
{
RAWINPUTDEVICE[]? rawInputDevices = new RAWINPUTDEVICE[1];
rawInputDevices[0].UsagePage = hidUsagePage;
rawInputDevices[0].Usage = hidUsage;
rawInputDevices[0].Flags = rawInputDeviceFlags;
rawInputDevices[0].WindowHandle = hWndTarget;
if (!User32.RegisterRawInputDevices(rawInputDevices, 1, Marshal.SizeOf <RAWINPUTDEVICE>()))
{
throw new Win32Exception(Kernel32.GetLastError(), $"{nameof(User32.RegisterRawInputDevices)} failed!");
}
}
