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 #include "core/components_ng/layout/layout_wrapper_builder.h" 17 18 #include "base/utils/utils.h" 19 #include "core/components_ng/layout/layout_wrapper.h" 20 21 namespace OHOS::Ace::NG { 22 GetOrCreateWrapperByIndex(int32_t index)23RefPtr<LayoutWrapper> LayoutWrapperBuilder::GetOrCreateWrapperByIndex(int32_t index) 24 { 25 auto realIndex = index - startIndex_; 26 auto iter = wrapperMap_.find(realIndex); 27 if (iter != wrapperMap_.end()) { 28 return iter->second; 29 } 30 auto wrapper = OnGetOrCreateWrapperByIndex(realIndex); 31 CHECK_NULL_RETURN(wrapper, nullptr); 32 wrapperMap_.try_emplace(realIndex, wrapper); 33 return wrapper; 34 } 35 ExpandAllChildWrappers()36const std::list<RefPtr<LayoutWrapper>>& LayoutWrapperBuilder::ExpandAllChildWrappers() 37 { 38 return OnExpandChildLayoutWrapper(); 39 } 40 RemoveAllChildInRenderTree()41void LayoutWrapperBuilder::RemoveAllChildInRenderTree() 42 { 43 for (auto& child : wrapperMap_) { 44 child.second->SetActive(false); 45 } 46 } 47 48 } // namespace OHOS::Ace::NG 49