ui/events/ozone/evdev/keyboard_util_evdev.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ui/events/ozone/evdev/keyboard_util_evdev.h"
   6
   7 #include <linux/input.h>
   8
   9 #include "ui/events/keycodes/dom/keycode_converter.h"
  10
  11 namespace ui {
  12
  13 namespace {
  14
  15 const int kXkbKeycodeOffset = 8;
  16
  17 }  // namespace
  18
  19 int NativeCodeToEvdevCode(int native_code) {
  20   if (native_code == KeycodeConverter::InvalidNativeKeycode())
  21     return KEY_RESERVED;
  22
  23   return native_code - kXkbKeycodeOffset;
  24 }
  25
  26 int EvdevCodeToNativeCode(int evdev_code) {
  27   if (evdev_code == KEY_RESERVED)
  28     return KeycodeConverter::InvalidNativeKeycode();
  29
  30   return evdev_code + kXkbKeycodeOffset;
  31 }
  32
  33 }  // namespace ui