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_NAVIGATION_BAR_ITEM_PATTERN_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_NAVIGATION_BAR_ITEM_PATTERN_H 18 19 #include "base/memory/referenced.h" 20 #include "core/components_ng/base/ui_node.h" 21 #include "core/components_ng/pattern/navigation/bar_item_event_hub.h" 22 #include "core/components_ng/pattern/navigation/bar_item_layout_algorithm.h" 23 #include "core/components_ng/pattern/pattern.h" 24 25 namespace OHOS::Ace::NG { 26 27 class BarItemPattern : public Pattern { 28 DECLARE_ACE_TYPE(BarItemPattern, Pattern); 29 30 public: 31 BarItemPattern() = default; 32 ~BarItemPattern() override = default; 33 CreateLayoutProperty()34 RefPtr<LayoutProperty> CreateLayoutProperty() override 35 { 36 return MakeRefPtr<LayoutProperty>(); 37 } 38 CreateLayoutAlgorithm()39 RefPtr<LayoutAlgorithm> CreateLayoutAlgorithm() override 40 { 41 return MakeRefPtr<BarItemLayoutAlgorithm>(); 42 } 43 CreateEventHub()44 RefPtr<EventHub> CreateEventHub() override 45 { 46 return MakeRefPtr<BarItemEventHub>(); 47 } 48 IsAtomicNode()49 bool IsAtomicNode() const override 50 { 51 return false; 52 } 53 54 void OnModifyDone() override; 55 56 private: 57 RefPtr<ClickEvent> clickListener_; 58 }; 59 60 } // namespace OHOS::Ace::NG 61 62 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_NAVIGATION_BAR_ITEM_PATTERN_H 63