1 /* 2 * Copyright (c) 2021-2022 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_SELECT_SELECT_ELEMENT_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SELECT_SELECT_ELEMENT_H 18 19 #include "core/common/container.h" 20 #include "core/components/text/text_component.h" 21 #include "core/pipeline/base/sole_child_element.h" 22 23 namespace OHOS::Ace { 24 25 class SelectElement : public SoleChildElement, public FocusNode { 26 DECLARE_ACE_TYPE(SelectElement, SoleChildElement, FocusNode); 27 28 public: 29 void PerformBuild() override; 30 CanUpdate(const RefPtr<Component> & newComponent)31 bool CanUpdate(const RefPtr<Component>& newComponent) override 32 { 33 auto context = context_.Upgrade(); 34 35 if (context && context->GetIsDeclarative()) { 36 return true; 37 } else { 38 return false; 39 } 40 } 41 42 void FlushRefresh(); 43 44 protected: 45 void OnClick() override; 46 void OnFocus() override; 47 void OnBlur() override; 48 49 private: 50 void HandleClickedEvent(); 51 void HandleTouchEvent(bool isDown); 52 void HandleOptionClickedEvent(std::size_t index); 53 void HandleOptionModifiedEvent(std::size_t index); 54 Corner GetCorner() const; 55 void SetBackgroundColor(bool isDown, const Color& color); 56 void CreateColorAnimation(RefPtr<KeyframeAnimation<Color>>& animation, 57 const Color& from, const Color& to, bool isDown); 58 void PlayEventEffectAnimation(bool isDown, const Color& endColor); 59 RefPtr<RenderNode> GetRenderText() const; 60 RefPtr<RenderNode> GetRenderBox() const; 61 62 RefPtr<Component> dataComponent_; 63 std::function<void(const std::string&)> onChangeCallback_; 64 Dimension normalPadding_; 65 Color eventEffectColor_ = Color::TRANSPARENT; 66 RefPtr<Animator> eventEffectController_; 67 std::function<void(std::size_t, std::string)> onSelected_; 68 }; 69 70 } // namespace OHOS::Ace 71 72 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SELECT_SELECT_ELEMENT_H 73