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 class JSIndicator : public JSViewAbstract { 25 public: 26 static void JSBind(BindingTarget globalObj); 27 static void Create(const JSCallbackInfo& info); 28 29 protected: 30 static void SetLoop(const JSCallbackInfo& info); 31 static void SetOnChange(const JSCallbackInfo& info); 32 static void SetInitialIndex(const JSCallbackInfo& info); 33 static void SetStyle(const JSCallbackInfo& info); 34 static void SetCount(const JSCallbackInfo& info); 35 static void SetVertical(const JSCallbackInfo& info); 36 static SwiperParameters GetDotIndicatorInfo(const JSRef<JSObject>& obj); 37 static SwiperDigitalParameters GetDigitIndicatorInfo(const JSRef<JSObject>& obj); 38 static std::optional<Dimension> ParseIndicatorDimension(const JSRef<JSVal>& value); 39 static std::optional<Dimension> ParseIndicatorBottom(const JSRef<JSVal>& bottomValue, bool hasIgnoreSize); 40 static void GetFontContent(const JSRef<JSVal>& font, bool isSelected, SwiperDigitalParameters& digitalParameters); 41 static void SetDotIndicatorInfo(const JSRef<JSObject>& obj, SwiperParameters& swiperParameters, 42 const RefPtr<SwiperIndicatorTheme>& swiperIndicatorTheme); 43 }; 44 45 class JSIndicatorController final : public Referenced { 46 public: 47 JSIndicatorController() = default; 48 ~JSIndicatorController() override = default; 49 static void JSBind(BindingTarget globalObj); 50 static void Constructor(const JSCallbackInfo& args); 51 static void Destructor(JSIndicatorController* scroller); 52 ShowNext(const JSCallbackInfo & args)53 void ShowNext(const JSCallbackInfo& args) 54 { 55 if (controller_.Upgrade()) { 56 ContainerScope scope(instanceId_); 57 controller_.Upgrade()->ShowNext(); 58 } 59 } 60 ShowPrevious(const JSCallbackInfo & args)61 void ShowPrevious(const JSCallbackInfo& args) 62 { 63 if (controller_.Upgrade()) { 64 ContainerScope scope(instanceId_); 65 controller_.Upgrade()->ShowPrevious(); 66 } 67 } 68 69 void ChangeIndex(const JSCallbackInfo& args); 70 SetController(const RefPtr<NG::IndicatorController> & controller,RefPtr<NG::FrameNode> & indicatorNode)71 void SetController(const RefPtr<NG::IndicatorController>& controller, RefPtr<NG::FrameNode>& indicatorNode) 72 { 73 auto resetFunc = [wp = WeakClaim(this), wpNode = WeakClaim(RawPtr(indicatorNode))]() { 74 auto JSController = wp.Upgrade(); 75 if (JSController) { 76 auto host = JSController->controller_.Upgrade()->GetIndicatorNode(); 77 auto node = wpNode.Upgrade(); 78 if (node && node == host) { 79 JSController->controller_ = nullptr; 80 } 81 } 82 }; 83 if (controller_.Upgrade()) { 84 controller_.Upgrade()->ResetIndicatorControllor(controller, indicatorNode); 85 } 86 controller_ = controller; 87 controller->SetJSIndicatorController(resetFunc); 88 controller->SetSwiperNode(swiperNode_.Upgrade()); 89 } 90 ResetSwiperNode()91 void ResetSwiperNode() 92 { 93 swiperNode_ = nullptr; 94 } 95 SetInstanceId(int32_t id)96 void SetInstanceId(int32_t id) 97 { 98 instanceId_ = id; 99 } 100 SetSwiperNodeBySwiper(const RefPtr<NG::FrameNode> & node)101 std::function<void()> SetSwiperNodeBySwiper(const RefPtr<NG::FrameNode>& node) 102 { 103 if (controller_.Upgrade()) { 104 controller_.Upgrade()->SetSwiperNode(node); 105 controller_.Upgrade()->UpdateIndicatorNode(); 106 } 107 if (node != swiperNode_) { 108 swiperNode_ = node; 109 return [wp = WeakClaim(this), wpNode = WeakClaim(RawPtr(node))]() { 110 auto JSController = wp.Upgrade(); 111 if (JSController) { 112 auto node = wpNode.Upgrade(); 113 if (node && node == JSController->swiperNode_) { 114 JSController->swiperNode_ = nullptr; 115 } 116 auto controller = JSController->controller_.Upgrade(); 117 CHECK_NULL_VOID(controller); 118 controller->UpdateIndicatorNode(); 119 } 120 }; 121 } 122 return nullptr; 123 } 124 125 private: 126 int32_t instanceId_ = INSTANCE_ID_UNDEFINED; 127 WeakPtr<NG::IndicatorController> controller_; 128 WeakPtr<NG::FrameNode> swiperNode_; 129 ACE_DISALLOW_COPY_AND_MOVE(JSIndicatorController); 130 }; 131 132 } // namespace OHOS::Ace::Framework 133 #endif // FRAMEWORKS_BRIDGE_DECLARATIVE_FRONTEND_JS_VIEW_JS_INDICATOR_H