1 /* 2 * Copyright (c) 2022-2023 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 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_SEARCH_SEARCH_LAYOUT_ALGORITHM_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_SEARCH_SEARCH_LAYOUT_ALGORITHM_H 18 19 #include "core/components_ng/layout/layout_algorithm.h" 20 #include "core/components_ng/layout/layout_wrapper.h" 21 22 namespace OHOS::Ace::NG { 23 24 class ACE_EXPORT SearchLayoutAlgorithm : public LayoutAlgorithm { 25 DECLARE_ACE_TYPE(SearchLayoutAlgorithm, LayoutAlgorithm); 26 27 public: 28 SearchLayoutAlgorithm() = default; 29 30 ~SearchLayoutAlgorithm() override = default; 31 OnReset()32 void OnReset() override {} 33 34 void Measure(LayoutWrapper* layoutWrapper) override; 35 void Layout(LayoutWrapper* layoutWrapper) override; 36 37 private: 38 void CancelImageMeasure(LayoutWrapper* layoutWrapper); 39 void CancelButtonMeasure(LayoutWrapper* layoutWrapper); 40 void TextFieldMeasure(LayoutWrapper* layoutWrapper); 41 void ImageMeasure(LayoutWrapper* layoutWrapper); 42 void SearchButtonMeasure(LayoutWrapper* layoutWrapper); 43 void SelfMeasure(LayoutWrapper* layoutWrapper); 44 bool IsFixedHeightMode(LayoutWrapper* layoutWrapper); 45 double CalcSearchAdaptHeight(LayoutWrapper* layoutWrapper); 46 void CalcChildrenHotZone(LayoutWrapper* layoutWrapper); 47 double CalcSearchWidth(const LayoutConstraintF& contentConstraint, LayoutWrapper* layoutWrapper); 48 double CalcSearchHeight(const LayoutConstraintF& contentConstraint, LayoutWrapper* layoutWrapper); 49 50 // children frame size 51 SizeF searchIconSizeMeasure_; 52 SizeF cancelIconSizeMeasure_; 53 SizeF searchButtonSizeMeasure_; 54 SizeF cancelBtnSizeMeasure_; 55 SizeF textFieldSizeMeasure_; 56 57 ACE_DISALLOW_COPY_AND_MOVE(SearchLayoutAlgorithm); 58 }; 59 60 } // namespace OHOS::Ace::NG 61 62 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_SEARCH_SEARCH_LAYOUT_ALGORITHM_H 63