private void btnTest_Click(object sender, System.EventArgs e)
{
//Make sure the DirectInput 8 Device Instance is empty.
if (DIDI8 != null)
{
DIDI8 = null;
}
//Get the device information.
CreateInputDeviceInstance("Mouse");
//Display the status information.
if ((DIDI8.GetDevType() & (UInt32)CONST_DI8DEVICESUBTYPE.DIDEVTYPE_HID)
== (UInt32)CONST_DI8DEVICESUBTYPE.DIDEVTYPE_HID)
{
MessageBox.Show("Mouse is a HID");
}
else
{
MessageBox.Show("Mouse is not a HID");
}
}
private void CreateInputDeviceInstance(String DeviceName)
{
DirectInputEnumDevices8 Devs; //DirectInput device enumeration.
DirectInputDeviceInstance8 DevInst; //A single device instance.
Int32 Counter; //Loop counter
//Create a list of devices for this machine.
Devs = DI8.GetDIDevices(CONST_DI8DEVICETYPE.DI8DEVCLASS_ALL,
CONST_DIENUMDEVICESFLAGS.DIEDFL_ATTACHEDONLY);
//Search for the correct GUID. Remember to start the
//Counter at 1 for VB.
for (Counter = 1; Counter <= Devs.GetCount(); Counter++)
{
//Get a device instance.
DevInst = Devs.GetItem(Counter);
if (DevInst.GetProductName().ToUpper() == DeviceName.ToUpper())
{
DIDI8 = DevInst;
break;
}
}
}
