1/* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16#include "KeyboardHelper.h" 17#include <X11/XKBlib.h> 18 19short KeyboardHelper::GetKeyStateByKeyName(const std::string& keyName) 20{ 21 std::string name; 22 if (keyName == "CapsLock") { 23 name = "Caps Lock"; 24 } else if (keyName == "NumLock") { 25 name = "Num Lock"; 26 } else { 27 return -1; 28 } 29 Bool state; 30 Display* display = XOpenDisplay((char*)0); 31 Atom capsLock = XInternAtom(display, name.c_str(), False); 32 XkbGetNamedIndicator(display, capsLock, NULL, &state, NULL, NULL); 33 return state ? 1 : 0; 34}