1 /* 2 * Copyright (c) 2021 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_STACK_STACK_ELEMENT_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_STACK_STACK_ELEMENT_H 18 19 #include "core/pipeline/base/component_group_element.h" 20 21 namespace OHOS::Ace { 22 23 class ACE_EXPORT StackElement : public ComponentGroupElement, public FocusGroup { 24 DECLARE_ACE_TYPE(StackElement, ComponentGroupElement, FocusGroup); 25 26 enum class Operation { 27 NONE, 28 DIRECT_PUSH, 29 TOAST_PUSH, 30 TOAST_POP, 31 DIALOG_PUSH, 32 DIALOG_POP, 33 TEXT_OVERLAY_POP, 34 POPUP_POP, 35 PANEL_PUSH, 36 PANEL_POP, 37 DIRECT_POP, 38 MENU_POP, 39 }; 40 41 struct ToastInfo { 42 int32_t toastId = -1; 43 RefPtr<Element> child; 44 }; 45 46 struct PopupComponentInfo { 47 int32_t popId = -1; 48 ComposeId id = "-1"; 49 Operation operation = Operation::NONE; 50 RefPtr<Component> component; IsValidPopupComponentInfo51 bool IsValid() 52 { 53 return component != nullptr; 54 } 55 }; 56 57 public: 58 void PerformBuild() override; 59 void PushComponent(const RefPtr<Component>& newComponent, bool disableTouchEvent = true); 60 void PopComponent(); 61 void PushToastComponent(const RefPtr<Component>& newComponent, int32_t toastId); 62 void PopToastComponent(int32_t toastPopId); 63 void PushPanel(const RefPtr<Component>& newComponent, bool disableTouchEvent = false); 64 void PopPanel(); 65 bool PushDialog(const RefPtr<Component>& newComponent, bool disableTouchEvent = true); 66 bool PopDialog(int32_t id = -1); 67 void PopTextOverlay(); 68 void PopPopup(const ComposeId& id); 69 void PopMenu(); 70 void PopInstant(); 71 void PushInstant(const RefPtr<Component>& newComponent, bool disableTouchEvent = true); isPageElement()72 virtual bool isPageElement() 73 { 74 return false; 75 } 76 77 protected: 78 void OnFocus() override; 79 void OnBlur() override; 80 bool RequestNextFocus(bool vertical, bool reverse, const Rect& rect) override; 81 82 private: 83 void PerformPopupChild(PopupComponentInfo& popupComponentInfo); 84 void PerformPushChild(PopupComponentInfo& popupComponentInfo); 85 void PerformPushToast(PopupComponentInfo& popupComponentInfo); 86 void PerformPopToastById(int32_t toastId); 87 void PerformPopToast(); 88 void PerformPopDialog(int32_t id = -1); 89 void PerformPopDialogById(int32_t id); 90 void PerformPopTextOverlay(); 91 void PerformPopPopup(const ComposeId& id); 92 void PerformPopMenu(); 93 void PerformDirectPop(); 94 void PerformPopupChild(); 95 void EnableTouchEventAndRequestFocus(); 96 97 void CreateInspectorComponent(PopupComponentInfo& componentInfo) const; 98 99 std::list<PopupComponentInfo> popupComponentInfos_; 100 std::vector<ToastInfo> toastStack_; 101 bool disableTouchEvent_ = true; 102 }; 103 104 } // namespace OHOS::Ace 105 106 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_STACK_STACK_ELEMENT_H 107