public static RAWINPUTDEVICELIST[] GetInputDeviceList()
{
uint deviceCount = 0;
int size = Marshal.SizeOf(typeof(RAWINPUTDEVICELIST));
if (GetRawInputDeviceList(IntPtr.Zero, ref deviceCount, size) != 0)
{
throw new Win32Exception("Failed to get raw input devices");
}
RAWINPUTDEVICELIST[] rawInputDevices = new RAWINPUTDEVICELIST[deviceCount + 1]; // TODO: This is right? deviceCount + 1?
if (deviceCount > 0)
{
IntPtr data = Marshal.AllocHGlobal((int)(size * deviceCount));
try
{
GetRawInputDeviceList(data, ref deviceCount, size);
for (int i = 0; i < deviceCount; i++)
{
RAWINPUTDEVICELIST rid = (RAWINPUTDEVICELIST)Marshal.PtrToStructure(
new IntPtr((data.ToInt32() + (size * i))), typeof(RAWINPUTDEVICELIST));
rawInputDevices[i] = rid;
}
}
finally
{
Marshal.FreeHGlobal(data);
}
}
return(rawInputDevices);
}
public static RAWINPUTDEVICELIST[] GetInputDeviceList()
{
uint deviceCount = 0;
int size = Marshal.SizeOf(typeof(RAWINPUTDEVICELIST));
if (GetRawInputDeviceList(IntPtr.Zero, ref deviceCount, size) != 0)
throw new Win32Exception("Failed to get raw input devices");
RAWINPUTDEVICELIST[] rawInputDevices = new RAWINPUTDEVICELIST[deviceCount + 1]; // TODO: This is right? deviceCount + 1?
if (deviceCount > 0)
{
IntPtr data = Marshal.AllocHGlobal((int)(size * deviceCount));
try
{
GetRawInputDeviceList(data, ref deviceCount, size);
for (int i = 0; i < deviceCount; i++)
{
RAWINPUTDEVICELIST rid = (RAWINPUTDEVICELIST)Marshal.PtrToStructure(
new IntPtr((data.ToInt32() + (size * i))), typeof(RAWINPUTDEVICELIST));
rawInputDevices[i] = rid;
}
}
finally
{
Marshal.FreeHGlobal(data);
}
}
return rawInputDevices;
}
