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_NAV_BAR_PATTERN_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_NAVIGATION_NAV_BAR_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/nav_bar_layout_algorithm.h" 22 #include "core/components_ng/pattern/navigation/nav_bar_layout_property.h" 23 #include "core/components_ng/pattern/navigation/nav_bar_node.h" 24 #include "core/components_ng/pattern/navigation/navigation_event_hub.h" 25 #include "core/components_ng/pattern/navigation/navigation_layout_algorithm.h" 26 #include "core/components_ng/pattern/navigation/title_bar_layout_property.h" 27 #include "core/components_ng/pattern/pattern.h" 28 29 namespace OHOS::Ace::NG { 30 31 class NavBarPattern : public Pattern { 32 DECLARE_ACE_TYPE(NavBarPattern, Pattern); 33 34 public: 35 NavBarPattern() = default; 36 ~NavBarPattern() override = default; 37 IsAtomicNode()38 bool IsAtomicNode() const override 39 { 40 return false; 41 } 42 CreateLayoutProperty()43 RefPtr<LayoutProperty> CreateLayoutProperty() override 44 { 45 return MakeRefPtr<NavBarLayoutProperty>(); 46 } 47 CreateLayoutAlgorithm()48 RefPtr<LayoutAlgorithm> CreateLayoutAlgorithm() override 49 { 50 return MakeRefPtr<NavBarLayoutAlgorithm>(); 51 } 52 SetTitleBarMenuItems(const std::vector<NG::BarItem> & menuItems)53 void SetTitleBarMenuItems(const std::vector<NG::BarItem>& menuItems) 54 { 55 titleBarMenuItems_ = menuItems; 56 } 57 GetTitleBarMenuItems()58 const std::vector<NG::BarItem>& GetTitleBarMenuItems() const 59 { 60 return titleBarMenuItems_; 61 } 62 SetToolBarMenuItems(const std::vector<NG::BarItem> & menuItems)63 void SetToolBarMenuItems(const std::vector<NG::BarItem>& menuItems) 64 { 65 toolBarMenuItems_ = menuItems; 66 } 67 GetToolBarMenuItems()68 const std::vector<NG::BarItem>& GetToolBarMenuItems() const 69 { 70 return toolBarMenuItems_; 71 } 72 GetMenuNodeId()73 int32_t GetMenuNodeId() const 74 { 75 return menuNodeId_.value(); 76 } 77 GetLandscapeMenuNodeId()78 int32_t GetLandscapeMenuNodeId() 79 { 80 if (!landscapeMenuNodeId_.has_value()) { 81 landscapeMenuNodeId_ = ElementRegister::GetInstance()->MakeUniqueId(); 82 } 83 return landscapeMenuNodeId_.value(); 84 } 85 SetMenuNodeId(const int32_t menuNodeId)86 void SetMenuNodeId(const int32_t menuNodeId) 87 { 88 menuNodeId_ = menuNodeId; 89 } 90 SetLandscapeMenuNodeId(const int32_t landscapeMenuNodeId)91 void SetLandscapeMenuNodeId(const int32_t landscapeMenuNodeId) 92 { 93 landscapeMenuNodeId_ = landscapeMenuNodeId; 94 } 95 HasMenuNodeId()96 bool HasMenuNodeId() const 97 { 98 return menuNodeId_.has_value(); 99 } 100 HasLandscapeMenuNodeId()101 bool HasLandscapeMenuNodeId() const 102 { 103 return landscapeMenuNodeId_.has_value(); 104 } 105 106 void OnCoordScrollStart(); 107 void OnCoordScrollUpdate(float offset); 108 void OnCoordScrollEnd(); 109 void OnScrollStart(); 110 void OnScrollUpdate(float offset); 111 void OnScrollEnd(); 112 bool GetDraggedDown(); 113 bool GetFullStatus(); 114 bool GetIsMinTitle() const; 115 void NavBarMotion(double velocity, double friction); 116 void StopNavBarMotion(); 117 GetToolbarHideStatus()118 bool GetToolbarHideStatus() 119 { 120 return isHideToolbar_; 121 } 122 123 protected: 124 void OnDetachFromFrameNode(FrameNode* frameNode) override; 125 126 private: 127 void RegistOritationListener(); 128 void OnWindowSizeChanged(int32_t width, int32_t height, WindowSizeChangeReason type) override; 129 void OnModifyDone() override; 130 void InitPanEvent(const RefPtr<GestureEventHub>& gestureHub); 131 void HandleOnDragStart(float offset); 132 void HandleOnDragUpdate(float offset); 133 void HandleOnDragEnd(); 134 RefPtr<FrameNode> FindScrollableChild(); 135 float offset_ = 0.0f; 136 RefPtr<PanEvent> panEvent_; 137 WeakPtr<FrameNode> scrollableNode_; 138 bool isOritationListenerRegisted_ = false; 139 bool isHideToolbar_ = false; 140 std::vector<NG::BarItem> titleBarMenuItems_; 141 std::vector<NG::BarItem> toolBarMenuItems_; 142 std::optional<int32_t> menuNodeId_; 143 std::optional<int32_t> landscapeMenuNodeId_; 144 RefPtr<FrictionMotion> motion_; 145 RefPtr<Animator> controller_; 146 float motionOffset_ = 0.0f; 147 bool isTitleMenuNodeShowing_ = false; 148 }; 149 150 } // namespace OHOS::Ace::NG 151 152 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_NAVIGATION_NAV_BAR_PATTERN_H