/* * * @APPLE_LICENSE_HEADER_START@ * * Copyright (c) 2016 Apple Computer, Inc. All Rights Reserved. * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this * file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_LICENSE_HEADER_END@ */ #include "IOHIDUtility.h" #include <IOKit/hid/AppleHIDUsageTables.h> bool Key::isModifier() const { bool result = false; if ((usagePage() == kHIDPage_KeyboardOrKeypad) && (((usage() >= kHIDUsage_KeyboardLeftControl) && (usage() <= kHIDUsage_KeyboardRightGUI)) || (usage() == kHIDUsage_KeyboardCapsLock))) { result = true; } else if ((usagePage() == kHIDPage_AppleVendorTopCase) && (usage() == kHIDUsage_AV_TopCase_KeyboardFn)) { result = true; } return result; };