osxHIDInputDevice::osxHIDInputDevice(URI uri,
const char *device_description,
const char *elements_description):parser(0) {
theDevice = 0 ;
inputreport_callback = 0 ;
inputreport_context = 0 ;
value_callback = 0 ;
value_context = 0 ;
queue_callback = 0 ;
queue_context = 0 ;
debugLevel = OSX_DEFAULT_DEBUGLEVEL ;
seizeDevice = OSX_DEFAULT_SEIZEDEVICE ;
this->uri = uri ;
this->uri.generalize() ;
URI::getQueryArg(uri.query, "debugLevel", &debugLevel) ;
URI::getQueryArg(uri.query, "seize", &seizeDevice) ;
parser = new HIDReportParser(NULL, 0, debugLevel);
manager = IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDOptionsTypeNone) ;
if (!manager)
throw std::runtime_error("IOHIDManagerCreate failed") ;
device_match = 0 ;
if (device_description) {
if (!strncmp(device_description, "<?xml", 5)) {
device_match = (CFMutableDictionaryRef)getPropertyListFromXML(device_description) ;
if (debugLevel>1)
std::cerr << "Filtering devices based on XML description: " << device_description << std::endl ;
} else {
device_match = (CFMutableDictionaryRef)getPropertyListFromFile(device_description) ;
if (debugLevel>1)
std::cerr << "Filtering devices based on file " << device_description << std::endl ;
}
}
IOHIDManagerSetDeviceMatching(manager, device_match) ;
elements_match = 0 ;
if (elements_description) {
if (!strncmp(elements_description, "<?xml", 5)) {
elements_match = (CFArrayRef)getPropertyListFromXML(elements_description) ;
if (debugLevel>1)
std::cerr << "Filtering elements based on XML description: " << elements_description << std::endl ;
} else {
elements_match = (CFArrayRef)getPropertyListFromFile(elements_description) ;
if (debugLevel>1)
std::cerr << "Filtering elements based on file " << elements_description << std::endl ;
}
}
IOHIDManagerRegisterDeviceMatchingCallback(manager, AddDevice, (void*)this) ;
IOHIDManagerRegisterDeviceRemovalCallback(manager, RemoveDevice, (void*)this) ;
IOHIDManagerScheduleWithRunLoop(manager, CFRunLoopGetMain(), kCFRunLoopDefaultMode) ;
IOOptionBits inOptions = seizeDevice ? kIOHIDOptionsTypeSeizeDevice : kIOHIDOptionsTypeNone ;
if (IOHIDManagerOpen(manager, inOptions)!=kIOReturnSuccess)
throw std::runtime_error("IOHIDManagerOpen failed") ;
}
osxPointingDeviceManager::osxPointingDeviceManager()
{
manager = IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDOptionsTypeNone);
if (!manager)
throw std::runtime_error("IOHIDManagerCreate failed");
const char *plist = hidDeviceFromVendorProductUsagePageUsage(0, 0, kHIDPage_GenericDesktop, kHIDUsage_GD_Mouse).c_str();
CFMutableDictionaryRef device_match = (CFMutableDictionaryRef)getPropertyListFromXML(plist);
IOHIDManagerSetDeviceMatching(manager, device_match);
IOHIDManagerRegisterDeviceMatchingCallback(manager, AddDevice, (void*)this);
IOHIDManagerRegisterDeviceRemovalCallback(manager, RemoveDevice, (void*)this);
#if USE_CURRENT_RUNLOOP
CFRunLoopRef runLoop = CFRunLoopGetCurrent();
CFStringRef runLoopMode = kCFRunLoopDefaultMode;
#else
CFRunLoopRef runLoop = CFRunLoopGetMain();
CFStringRef runLoopMode = kCFRunLoopCommonModes;
#endif
IOHIDManagerScheduleWithRunLoop(manager, runLoop, runLoopMode);
}