bool Mouse3DInput::initializeRawInput(HWND hwndTarget)
{
m_window = hwndTarget;
// Simply fail if there is no window
if (!hwndTarget)
return false;
unsigned int numDevices = 0;
PRAWINPUTDEVICE devicesToRegister = GetDevicesToRegister(numDevices);
if (numDevices == 0)
return false;
// Get OS version
OSVERSIONINFO osvi = {sizeof(OSVERSIONINFO),0};
::GetVersionEx(&osvi);
unsigned int cbSize = sizeof(devicesToRegister[0]);
for (size_t i = 0; i < numDevices; i++)
{
// Set the target window to use
//devicesToRegister[i].hwndTarget = hwndTarget;
// If Vista or newer, enable receiving the WM_INPUT_DEVICE_CHANGE message.
if (osvi.dwMajorVersion >= 6)
devicesToRegister[i].dwFlags |= RIDEV_DEVNOTIFY;
}
return (::RegisterRawInputDevices(devicesToRegister, numDevices, cbSize) != FALSE);
}
// Initialize the window to recieve raw-input messages
// This needs to be called initially so that Windows will send the messages from the 3D mouse to the window.
bool ConnexionClient::InitializeRawInput(HWND hwndTarget) {
fWindow = hwndTarget;
// Simply fail if there is no window
if (!hwndTarget) {
return false;
}
unsigned int numDevices = 0;
PRAWINPUTDEVICE devicesToRegister = GetDevicesToRegister(&numDevices);
if (numDevices == 0) {
return false;
}
unsigned int cbSize = sizeof(devicesToRegister[0]);
for (size_t i = 0; i < numDevices; i++) {
// Set the target window to use
//devicesToRegister[i].hwndTarget = hwndTarget;
// If Vista or newer, enable receiving the WM_INPUT_DEVICE_CHANGE message.
if (IsWindowsVistaOrGreater()) {
devicesToRegister[i].dwFlags |= RIDEV_DEVNOTIFY;
}
}
return (::RegisterRawInputDevices(devicesToRegister, numDevices, cbSize) != FALSE);
}
bool Mouse3DInput::DeviceAvailable()
{
unsigned int numDevicesOfInterest = 0;
PRAWINPUTDEVICE devicesToRegister = GetDevicesToRegister(numDevicesOfInterest);
unsigned int nDevices = 0;
if (::GetRawInputDeviceList(NULL, &nDevices, sizeof(RAWINPUTDEVICELIST)) != 0 || nDevices == 0)
{
//no device detected
return false;
}
std::vector<RAWINPUTDEVICELIST> rawInputDeviceList(nDevices);
if (::GetRawInputDeviceList(&rawInputDeviceList[0], &nDevices, sizeof(RAWINPUTDEVICELIST)) == static_cast<unsigned int>(-1))
{
return false;
}
for (unsigned int i = 0; i < nDevices; ++i)
{
unsigned int cbSize = sizeof(RID_DEVICE_INFO);
RID_DEVICE_INFO rdi = { cbSize };
if (GetRawInputDeviceInfo(rawInputDeviceList[i].hDevice, RIDI_DEVICEINFO, &rdi, &cbSize) > 0)
{
//skip non HID and non logitec (3DConnexion) devices
if (rdi.dwType != RIM_TYPEHID || rdi.hid.dwVendorId != LOGITECH_VENDOR_ID)
continue;
//check if devices matches Multi-axis Controller
for (unsigned int j = 0; j < numDevicesOfInterest; ++j)
{
if (devicesToRegister[j].usUsage == rdi.hid.usUsage
&& devicesToRegister[j].usUsagePage == rdi.hid.usUsagePage)
return true;
}
}
}
return false;
}
