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_STAGE_PAGE_PATTERN_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_STAGE_PAGE_PATTERN_H
18 
19 #include <functional>
20 
21 #include "base/memory/referenced.h"
22 #include "base/utils/noncopyable.h"
23 #include "core/animation/animator_info.h"
24 #include "core/animation/page_transition_common.h"
25 #include "core/common/autofill/auto_fill_trigger_state_holder.h"
26 #include "core/components_ng/pattern/stage/content_root_pattern.h"
27 #include "core/components_ng/pattern/stage/page_event_hub.h"
28 #include "core/components_ng/pattern/stage/page_info.h"
29 #include "core/components_ng/pattern/stage/page_transition_effect.h"
30 #include "core/pipeline_ng/pipeline_context.h"
31 
32 namespace OHOS::Ace::NG {
33 
34 using SharedTransitionMap = std::unordered_map<ShareId, WeakPtr<FrameNode>>;
35 using JSAnimatorMap = std::unordered_map<std::string, RefPtr<Framework::AnimatorInfo>>;
36 
37 using DynamicPageSizeCallback = std::function<void(const SizeF& size)>;
38 /**
39  * When the page triggers 'onHide' or 'onShow', the callback is called,
40  * and the input parameter is 'true' for onHide and false for onShow.
41  */
42 using PageVisibilityChangeCallback = std::function<void(bool)>;
43 
44 
45 enum class RouterPageState {
46     ABOUT_TO_APPEAR = 0,
47     ABOUT_TO_DISAPPEAR = 1,
48     ON_PAGE_SHOW = 2,
49     ON_PAGE_HIDE = 3,
50     ON_BACK_PRESS = 4,
51 };
52 
53 // PagePattern is the base class for page root render node.
54 class ACE_FORCE_EXPORT PagePattern : public ContentRootPattern, public FocusView, public AutoFillTriggerStateHolder {
55     DECLARE_ACE_TYPE(PagePattern, ContentRootPattern, FocusView, AutoFillTriggerStateHolder);
56 
57 public:
PagePattern(const RefPtr<PageInfo> & pageInfo)58     explicit PagePattern(const RefPtr<PageInfo>& pageInfo) : pageInfo_(pageInfo) {}
59     ~PagePattern() override = default;
60 
IsMeasureBoundary()61     bool IsMeasureBoundary() const override
62     {
63         return true;
64     }
65 
IsAtomicNode()66     bool IsAtomicNode() const override
67     {
68         return false;
69     }
70 
GetPageInfo()71     const RefPtr<PageInfo>& GetPageInfo() const
72     {
73         return pageInfo_;
74     }
75 
GetPageUrl()76     std::string GetPageUrl() const
77     {
78         return pageInfo_ ? pageInfo_->GetPageUrl() : "";
79     }
80 
81     virtual void OnShow();
82 
83     virtual void OnHide();
84 
85     bool OnBackPressed();
86 
GetPageState()87     RouterPageState GetPageState() const
88     {
89         return state_;
90     }
91 
SetOnPageShow(std::function<void ()> && onPageShow)92     void SetOnPageShow(std::function<void()>&& onPageShow)
93     {
94         onPageShow_ = std::move(onPageShow);
95     }
96 
SetOnPageHide(std::function<void ()> && onPageHide)97     void SetOnPageHide(std::function<void()>&& onPageHide)
98     {
99         onPageHide_ = std::move(onPageHide);
100     }
101 
SetOnBackPressed(std::function<bool ()> && onBackPressed)102     void SetOnBackPressed(std::function<bool()>&& onBackPressed)
103     {
104         onBackPressed_ = std::move(onBackPressed);
105     }
106 
SetPageTransitionFunc(std::function<void ()> && pageTransitionFunc)107     void SetPageTransitionFunc(std::function<void()>&& pageTransitionFunc)
108     {
109         pageTransitionFunc_ = std::move(pageTransitionFunc);
110     }
111 
RegisterDumpInfoListener(const std::function<void (const std::vector<std::string> &)> && callback)112     void RegisterDumpInfoListener(const std::function<void(const std::vector<std::string>&)>&& callback)
113     {
114         dumpListener_ = std::move(callback);
115     }
116 
FireDumpListener(const std::vector<std::string> & params)117     void FireDumpListener(const std::vector<std::string>& params)
118     {
119         CHECK_NULL_VOID(dumpListener_);
120         auto dumpListener = dumpListener_;
121         dumpListener(params);
122     }
123 
124     // find pageTransition effect according to transition type
125     RefPtr<PageTransitionEffect> FindPageTransitionEffect(PageTransitionType type);
126 
127     void ClearPageTransitionEffect();
128 
129     RefPtr<PageTransitionEffect> GetTopTransition() const;
130 
131     void AddPageTransition(const RefPtr<PageTransitionEffect>& effect);
132 
CreateEventHub()133     RefPtr<EventHub> CreateEventHub() override
134     {
135         return MakeRefPtr<PageEventHub>();
136     }
137 
138     bool TriggerPageTransition(PageTransitionType type, const std::function<void()>& onFinish);
139 
GetFocusPattern()140     FocusPattern GetFocusPattern() const override
141     {
142         return { FocusType::SCOPE, true };
143     }
144 
GetRouteOfFirstScope()145     std::list<int32_t> GetRouteOfFirstScope() override
146     {
147         return { 0 };
148     }
149 
GetSharedTransitionMap()150     const SharedTransitionMap& GetSharedTransitionMap() const
151     {
152         return sharedTransitionMap_;
153     }
154 
155     void AddJsAnimator(const std::string& animatorId, const RefPtr<Framework::AnimatorInfo>& animatorInfo);
156     RefPtr<Framework::AnimatorInfo> GetJsAnimator(const std::string& animatorId);
157 
158     void BuildSharedTransitionMap();
159 
160     void ReloadPage();
161 
162     void SetFirstBuildCallback(std::function<void()>&& buildCallback);
163 
SetPageInTransition(bool pageTransition)164     void SetPageInTransition(bool pageTransition)
165     {
166         isPageInTransition_ = pageTransition;
167     }
168 
GetPageInTransition()169     bool GetPageInTransition() const
170     {
171         return isPageInTransition_;
172     }
173 
174     // Mark current page node invisible in render tree.
175     void ProcessHideState();
176     // Mark current page node visible in render tree.
177     void ProcessShowState();
178 
179     bool ProcessAutoSave(const std::function<void()>& onFinish = nullptr,
180         const std::function<void()>& onUIExtNodeBindingCompleted = nullptr);
181 
182     void StopPageTransition();
183 
MarkRenderDone()184     void MarkRenderDone()
185     {
186         isRenderDone_ = true;
187     }
188 
SetDynamicPageSizeCallback(DynamicPageSizeCallback && dynamicPageSizeCallback)189     void SetDynamicPageSizeCallback(DynamicPageSizeCallback&& dynamicPageSizeCallback)
190     {
191         dynamicPageSizeCallback_ = std::move(dynamicPageSizeCallback);
192     }
193 
AddOnHiddenChange(int32_t id,PageVisibilityChangeCallback && onHiddenChange)194     void AddOnHiddenChange(int32_t id, PageVisibilityChangeCallback&& onHiddenChange)
195     {
196         onHiddenChange_[id] = std::move(onHiddenChange);
197     }
198 
FireOnHiddenChange(bool flag)199     void FireOnHiddenChange(bool flag)
200     {
201         for (auto& onHiddenChangeInfo : onHiddenChange_) {
202             if (onHiddenChangeInfo.second) {
203                 auto onHiddenChange = onHiddenChangeInfo.second;
204                 onHiddenChange(flag);
205             }
206         }
207     }
208 
UpdatePageParam()209     void UpdatePageParam()
210     {
211         auto host = GetHost();
212         CHECK_NULL_VOID(host);
213         host->SetAccessibilityVisible(true);
214         host->SetJSViewActive(true);
215     }
216 
RemoveOnHiddenChange(int32_t id)217     void RemoveOnHiddenChange(int32_t id)
218     {
219         auto iter = onHiddenChange_.find(id);
220         if (iter != onHiddenChange_.end()) {
221             onHiddenChange_.erase(iter);
222         }
223     }
224 
CreateOverlayManager(bool isShow)225     void CreateOverlayManager(bool isShow)
226     {
227         if (!overlayManager_ && isShow) {
228             overlayManager_ = MakeRefPtr<OverlayManager>(GetHost());
229         }
230     }
231 
GetOverlayManager()232     const RefPtr<OverlayManager>& GetOverlayManager()
233     {
234         return overlayManager_;
235     }
236 
DeleteOverlayManager()237     void DeleteOverlayManager()
238     {
239         overlayManager_.Reset();
240     }
241 
242     bool RemoveOverlay();
243     void MarkDirtyOverlay();
244 
IsOnShow()245     bool IsOnShow()
246     {
247         return isOnShow_;
248     }
249 
GetIsModalCovered()250     bool GetIsModalCovered() const
251     {
252         return isModalCovered_;
253     }
254 
SetIsModalCovered(bool isModalCovered)255     void SetIsModalCovered(bool isModalCovered)
256     {
257         isModalCovered_ = isModalCovered;
258     }
259 
SetPageVisibilityChangeCallback(PageVisibilityChangeCallback && callback)260     void SetPageVisibilityChangeCallback(PageVisibilityChangeCallback&& callback)
261     {
262         visibilityChangeCallback_ = std::move(callback);
263     }
264 
265 protected:
266     void OnAttachToFrameNode() override;
267     void BeforeCreateLayoutWrapper() override;
268     bool OnDirtyLayoutWrapperSwap(const RefPtr<LayoutWrapper>& wrapper, const DirtySwapConfig& config) override;
269     void BeforeSyncGeometryProperties(const DirtySwapConfig& config) override;
270     void FirePageTransitionFinish();
271 
272     void OnAttachToMainTree() override;
273     void OnDetachFromMainTree() override;
274 
275     bool AvoidKeyboard() const override;
AvoidTop()276     bool AvoidTop() const override
277     {
278         return true;
279     }
AvoidBottom()280     bool AvoidBottom() const override
281     {
282         return true;
283     }
284 
AvoidCutout()285     bool AvoidCutout() const override
286     {
287         return true;
288     }
289 
290     void NotifyPerfMonitorPageMsg(const std::string& pageUrl, const std::string& bundleName);
291 
292     RefPtr<PageInfo> pageInfo_;
293     RefPtr<OverlayManager> overlayManager_;
294 
295     std::function<void()> onPageShow_;
296     std::function<void()> onPageHide_;
297     std::function<bool()> onBackPressed_;
298     std::function<void()> pageTransitionFunc_;
299     std::function<void()> firstBuildCallback_;
300     std::unordered_map<int32_t, PageVisibilityChangeCallback> onHiddenChange_;
301     DynamicPageSizeCallback dynamicPageSizeCallback_;
302     PageVisibilityChangeCallback visibilityChangeCallback_;
303     std::shared_ptr<std::function<void()>> pageTransitionFinish_;
304     std::list<RefPtr<PageTransitionEffect>> pageTransitionEffects_;
305     std::function<void(const std::vector<std::string>&)> dumpListener_;
306 
307     bool isOnShow_ = false;
308     bool isFirstLoad_ = true;
309     bool isPageInTransition_ = false;
310     bool isRenderDone_ = false;
311     bool isModalCovered_ = false;
312 
313 #if defined(ENABLE_SPLIT_MODE)
314     bool needFireObserver_ = true;
315 #endif
316 
317     SharedTransitionMap sharedTransitionMap_;
318     JSAnimatorMap jsAnimatorMap_;
319     RouterPageState state_ = RouterPageState::ABOUT_TO_APPEAR;
320 
321     ACE_DISALLOW_COPY_AND_MOVE(PagePattern);
322 };
323 } // namespace OHOS::Ace::NG
324 
325 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_STAGE_PAGE_PATTERN_H
326