1 /* 2 * Copyright (c) 2024 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 FRAMEWORKS_BRIDGE_DECLARATIVE_FRONTEND_JS_VIEW_JS_INDICATOR_H 17 #define FRAMEWORKS_BRIDGE_DECLARATIVE_FRONTEND_JS_VIEW_JS_INDICATOR_H 18 19 #include "frameworks/bridge/declarative_frontend/jsview/js_view_abstract.h" 20 #include "frameworks/core/components_ng/base/ui_node.h" 21 #include "frameworks/core/components_ng/pattern/swiper_indicator/indicator_common/indicator_controller.h" 22 23 namespace OHOS::Ace::Framework { 24 25 class JSIndicator : public JSViewAbstract { 26 public: 27 static void JSBind(BindingTarget globalObj); 28 static void Create(const JSCallbackInfo& info); 29 30 protected: 31 static void SetLoop(const JSCallbackInfo& info); 32 static void SetOnChange(const JSCallbackInfo& info); 33 static void SetInitialIndex(const JSCallbackInfo& info); 34 static void SetStyle(const JSCallbackInfo& info); 35 static void SetCount(const JSCallbackInfo& info); 36 static void SetVertical(const JSCallbackInfo& info); 37 static SwiperParameters GetDotIndicatorInfo(const JSRef<JSObject>& obj); 38 static SwiperDigitalParameters GetDigitIndicatorInfo(const JSRef<JSObject>& obj); 39 static std::optional<Dimension> ParseIndicatorDimension(const JSRef<JSVal>& value); 40 static std::optional<Dimension> ParseIndicatorBottom(const JSRef<JSVal>& bottomValue, bool hasIgnoreSize); 41 static void GetFontContent(const JSRef<JSVal>& font, bool isSelected, SwiperDigitalParameters& digitalParameters); 42 static void SetDotIndicatorInfo(const JSRef<JSObject>& obj, SwiperParameters& swiperParameters, 43 const RefPtr<SwiperIndicatorTheme>& swiperIndicatorTheme); 44 }; 45 46 class JSIndicatorController final : public Referenced { 47 public: 48 JSIndicatorController() = default; 49 ~JSIndicatorController() override = default; 50 static void JSBind(BindingTarget globalObj); 51 static void Constructor(const JSCallbackInfo& args); 52 static void Destructor(JSIndicatorController* scroller); 53 ShowNext(const JSCallbackInfo & args)54 void ShowNext(const JSCallbackInfo& args) 55 { 56 ContainerScope scope(instanceId_); 57 if (controller_) { 58 controller_->ShowNext(); 59 } 60 } 61 ShowPrevious(const JSCallbackInfo & args)62 void ShowPrevious(const JSCallbackInfo& args) 63 { 64 ContainerScope scope(instanceId_); 65 if (controller_) { 66 controller_->ShowPrevious(); 67 } 68 } 69 70 void ChangeIndex(const JSCallbackInfo& args); SetController(const RefPtr<NG::IndicatorController> & controller,WeakPtr<NG::UINode> & indicatorNode)71 void SetController(const RefPtr<NG::IndicatorController>& controller, WeakPtr<NG::UINode>& indicatorNode) 72 { 73 controller_ = controller; 74 indicatorNode_ = indicatorNode; 75 hasController_ = true; 76 if (hasSwiperNode_) { 77 controller_->SetSwiperNode(swiperNode_, indicatorNode_); 78 } 79 } 80 GetController()81 RefPtr<NG::IndicatorController> GetController() 82 { 83 return controller_; 84 } 85 SetInstanceId(int32_t id)86 void SetInstanceId(int32_t id) 87 { 88 instanceId_ = id; 89 } 90 SetSwiperNode(WeakPtr<NG::UINode> & node)91 void SetSwiperNode(WeakPtr<NG::UINode>& node) 92 { 93 swiperNode_ = node; 94 hasSwiperNode_ = true; 95 if (hasController_) { 96 controller_->SetSwiperNode(swiperNode_, indicatorNode_); 97 } 98 } 99 ResetSwiperNode()100 void ResetSwiperNode() 101 { 102 swiperNode_ = nullptr; 103 auto controller = GetController(); 104 if (hasController_ && GetController()) { 105 controller->ResetSwiperNode(); 106 } 107 } 108 109 private: 110 int32_t instanceId_ = INSTANCE_ID_UNDEFINED; 111 RefPtr<NG::IndicatorController> controller_; 112 bool hasSwiperNode_ = false; 113 bool hasController_ = false; 114 WeakPtr<NG::UINode> swiperNode_; 115 WeakPtr<NG::UINode> indicatorNode_; 116 ACE_DISALLOW_COPY_AND_MOVE(JSIndicatorController); 117 }; 118 119 } // namespace OHOS::Ace::Framework 120 #endif // FRAMEWORKS_BRIDGE_DECLARATIVE_FRONTEND_JS_VIEW_JS_INDICATOR_H