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_NAVIGATION_PATTERN_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_NAVIGATION_NAVIGATION_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/navigation_event_hub.h" 22 #include "core/components_ng/pattern/navigation/navigation_group_node.h" 23 #include "core/components_ng/pattern/navigation/navigation_layout_algorithm.h" 24 #include "core/components_ng/pattern/navigation/navigation_layout_property.h" 25 #include "core/components_ng/pattern/navigation/title_bar_layout_property.h" 26 #include "core/components_ng/pattern/pattern.h" 27 28 namespace OHOS::Ace::NG { 29 30 class NavigationPattern : public Pattern { 31 DECLARE_ACE_TYPE(NavigationPattern, Pattern); 32 33 public: 34 NavigationPattern() = default; 35 ~NavigationPattern() override = default; 36 IsAtomicNode()37 bool IsAtomicNode() const override 38 { 39 return false; 40 } 41 CreateLayoutProperty()42 RefPtr<LayoutProperty> CreateLayoutProperty() override 43 { 44 return MakeRefPtr<NavigationLayoutProperty>(); 45 } 46 CreateEventHub()47 RefPtr<EventHub> CreateEventHub() override 48 { 49 return MakeRefPtr<NavigationEventHub>(); 50 } 51 CreateLayoutAlgorithm()52 RefPtr<LayoutAlgorithm> CreateLayoutAlgorithm() override 53 { 54 return MakeRefPtr<NavigationLayoutAlgorithm>(); 55 } 56 57 void OnModifyDone() override; 58 59 bool OnDirtyLayoutWrapperSwap(const RefPtr<LayoutWrapper>& dirty, const DirtySwapConfig& config) override; 60 }; 61 62 } // namespace OHOS::Ace::NG 63 64 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_NAVIGATION_NAVIGATION_PATTERN_H 65