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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_BUTTON_TOGGLE_BUTTON_EVENT_HUB_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_BUTTON_TOGGLE_BUTTON_EVENT_HUB_H 18 19 #include "base/memory/ace_type.h" 20 #include "base/utils/noncopyable.h" 21 #include "core/components_ng/event/event_hub.h" 22 #include "core/components_ng/pattern/button/button_event_hub.h" 23 24 namespace OHOS::Ace::NG { 25 26 using ChangeEvent = std::function<void(const bool)>; 27 28 class ToggleButtonEventHub : public ButtonEventHub { 29 DECLARE_ACE_TYPE(ToggleButtonEventHub, ButtonEventHub) 30 31 public: 32 ToggleButtonEventHub() = default; 33 ~ToggleButtonEventHub() override = default; 34 SetOnChange(ChangeEvent && changeEvent)35 void SetOnChange(ChangeEvent&& changeEvent) 36 { 37 changeEvent_ = std::move(changeEvent); 38 } 39 UpdateChangeEvent(bool select)40 void UpdateChangeEvent(bool select) const 41 { 42 if (changeEvent_) { 43 changeEvent_(select); 44 } 45 } 46 47 private: 48 ChangeEvent changeEvent_; 49 50 ACE_DISALLOW_COPY_AND_MOVE(ToggleButtonEventHub); 51 }; 52 } // namespace OHOS::Ace::NG 53 54 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_BUTTON_TOGGLE_BUTTON_EVENT_HUB_H