1 /* 2 * Copyright (C) 2022 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 #ifndef ACCESSIBILITY_SYSTEM_CLIENT_H 17 #define ACCESSIBILITY_SYSTEM_CLIENT_H 18 19 #include <cstdint> 20 21 #include "iremote_broker.h" 22 #include "iremote_object.h" 23 24 namespace OHOS { 25 namespace Accessibility { 26 class IAccessibleAbilityManagerServiceState : public IRemoteBroker { 27 public: 28 DECLARE_INTERFACE_DESCRIPTOR(u"ohos.accessibility.IAccessibleAbilityManagerServiceState"); 29 30 /** 31 * @brief Receive the state notify from AAMS and send it to the observer registered. 32 * @param stateType The state type and value. 33 * state type: Refer to AccessibilityStateEventType. 34 * value: STATE_ACCESSIBILITY_ENABLED/STATE_EXPLORATION_ENABLED/ 35 * STATE_ACCESSIBILITY_DISABLED/STATE_EXPLORATION_DISABLED 36 * @return 37 */ 38 virtual void OnStateChanged(const uint32_t stateType) = 0; 39 40 enum class Message { 41 ON_STATE_CHANGED, 42 }; 43 }; 44 } // namespace Accessibility 45 } // namespace OHOS 46 #endif