1 /*
2 * Copyright (c) 2021-2023 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 #include "interfaces/inner_api/ace/ui_event_func.h"
17
18 #include "ace_forward_compatibility.h"
19
20 namespace OHOS::Ace {
21 constexpr char REGISTER_UI_EVENT_OBSERVER_FUNC[] = "OHOS_ACE_RegisterUIEventObserver";
22 constexpr char UNREGISTER_UI_EVENT_OBSERVER_FUNC[] = "OHOS_ACE_UnregisterUIEventObserver";
23 constexpr char GET_NODE_PROPERTY_FUNC[] = "OHOS_ACE_GetNodeProperty";
24 constexpr char GET_SIMPLIFIED_INSPECTOR_TREE_FUNC[] = "OHOS_ACE_GetSimplifiedInspectorTree";
25
UIEventFunc()26 UIEventFunc::UIEventFunc()
27 {
28 handle_ = LOADLIB(AceForwardCompatibility::GetAceLibName());
29 if (handle_ == nullptr) {
30 ResetFunc();
31 return;
32 }
33 registerFunc_ = reinterpret_cast<RegisterUIEventObserverFunc>(LOADSYM(handle_, REGISTER_UI_EVENT_OBSERVER_FUNC));
34 unregisterFunc_ =
35 reinterpret_cast<UnregisterUIEventObserverFunc>(LOADSYM(handle_, UNREGISTER_UI_EVENT_OBSERVER_FUNC));
36 getPropFunc_ = reinterpret_cast<GetNodePropertyFunc>(LOADSYM(handle_, GET_NODE_PROPERTY_FUNC));
37 getTreeFunc_ =
38 reinterpret_cast<GetSimplifiedInspectorTreeFunc>(LOADSYM(handle_, GET_SIMPLIFIED_INSPECTOR_TREE_FUNC));
39 if (!IsAvailable()) {
40 FREELIB(handle_);
41 ResetFunc();
42 }
43 }
44
~UIEventFunc()45 UIEventFunc::~UIEventFunc()
46 {
47 if (handle_) {
48 FREELIB(handle_);
49 ResetFunc();
50 }
51 }
52
Get()53 UIEventFunc& UIEventFunc::Get()
54 {
55 static UIEventFunc func;
56 return func;
57 }
58
IsAvailable() const59 bool UIEventFunc::IsAvailable() const
60 {
61 return registerFunc_ && unregisterFunc_ && getPropFunc_ && getTreeFunc_;
62 }
63
ResetFunc()64 void UIEventFunc::ResetFunc()
65 {
66 registerFunc_ = nullptr;
67 unregisterFunc_ = nullptr;
68 getPropFunc_ = nullptr;
69 getTreeFunc_ = nullptr;
70 handle_ = nullptr;
71 }
72
RegisterUIEventObserver(const std::string& config, const std::shared_ptr<UIEventObserver>& observer)73 void UIEventFunc::RegisterUIEventObserver(const std::string& config, const std::shared_ptr<UIEventObserver>& observer)
74 {
75 if (UIEventFunc::Get().IsAvailable()) {
76 UIEventFunc::Get().registerFunc_(config, observer);
77 }
78 }
79
UnregisterUIEventObserver(const std::shared_ptr<UIEventObserver>& observer)80 void UIEventFunc::UnregisterUIEventObserver(const std::shared_ptr<UIEventObserver>& observer)
81 {
82 if (UIEventFunc::Get().IsAvailable()) {
83 UIEventFunc::Get().unregisterFunc_(observer);
84 }
85 }
86
GetNodeProperty( const std::string& pageUrl, std::unordered_map<std::string, std::string>& nodeProperties)87 void UIEventFunc::GetNodeProperty(
88 const std::string& pageUrl, std::unordered_map<std::string, std::string>& nodeProperties)
89 {
90 if (UIEventFunc::Get().IsAvailable()) {
91 UIEventFunc::Get().getPropFunc_(pageUrl, nodeProperties);
92 }
93 }
94
GetSimplifiedInspectorTree(std::string& tree)95 void UIEventFunc::GetSimplifiedInspectorTree(std::string& tree)
96 {
97 if (UIEventFunc::Get().IsAvailable()) {
98 UIEventFunc::Get().getTreeFunc_(tree);
99 }
100 }
101 } // namespace OHOS::Ace
102