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 #include "event_manager.h"
17
18 #include "log/log.h"
19
20 namespace Updater {
RegisterEventManagerHelper(void)21 extern "C" __attribute__((constructor)) void RegisterEventManagerHelper(void)
22 {
23 EventManager::GetInstance().RegisterEventManagerHelper(std::make_unique<KeyListener>());
24 }
25
RegisterEventManagerHelper(std::unique_ptr<KeyListener> ptr)26 void EventManager::RegisterEventManagerHelper(std::unique_ptr<KeyListener> ptr)
27 {
28 helper_ = std::move(ptr);
29 }
30
EventManager()31 EventManager::EventManager() : pgMgr_(PageManager::GetInstance())
32 {
33 }
34
GetInstance()35 EventManager &EventManager::GetInstance()
36 {
37 static EventManager instance;
38 return instance;
39 }
40
Add(const ComInfo & viewId,std::unique_ptr<LabelOnTouchListener> listener)41 void EventManager::Add(const ComInfo &viewId, std::unique_ptr<LabelOnTouchListener> listener)
42 {
43 if (!pgMgr_.IsValidCom(viewId)) {
44 LOG(ERROR) << "not an valid view " << viewId;
45 return;
46 }
47 auto com = pgMgr_[viewId.pageId][viewId.comId].As();
48 labelOnTouchListener_.push_back(std::move(listener));
49 com->SetOnTouchListener(labelOnTouchListener_.back().get());
50 }
51
Add(const ComInfo & viewId,std::unique_ptr<BtnOnEventListener> listener)52 void EventManager::Add(const ComInfo &viewId, std::unique_ptr<BtnOnEventListener> listener)
53 {
54 if (!pgMgr_.IsValidCom(viewId)) {
55 LOG(ERROR) << "not an valid view " << viewId;
56 return;
57 }
58 auto com = pgMgr_[viewId.pageId][viewId.comId].As();
59 // both click and touch listener
60 BtnOnEventListener *btnListener = listener.get();
61 // save this listener
62 btnOnClickListener_.push_back(std::move(listener));
63 com->SetOnClickListener(btnListener);
64 // this touch listener used to disable volume key when pressing button
65 com->SetOnTouchListener(btnListener);
66 }
67
Add(const ComInfo & viewId,std::unique_ptr<BtnOnDragListener> listener)68 void EventManager::Add(const ComInfo &viewId, std::unique_ptr<BtnOnDragListener> listener)
69 {
70 if (!pgMgr_.IsValidCom(viewId)) {
71 LOG(ERROR) << "not an valid view " << viewId;
72 return;
73 }
74 auto com = pgMgr_[viewId.pageId][viewId.comId].As();
75 btnOnDragListener.push_back(std::move(listener));
76 com->SetDraggable(true);
77 com->SetOnDragListener(btnOnDragListener.back().get());
78 }
79
80 // key listener is registered at root view, because key event don't has position info and is globally responded
AddKeyListener()81 void EventManager::AddKeyListener()
82 {
83 OHOS::RootView::GetInstance()->SetOnKeyActListener(helper_.get());
84 }
85
Add(const ComInfo & viewId,EventType evt,Callback cb)86 void EventManager::Add(const ComInfo &viewId, EventType evt, Callback cb)
87 {
88 switch (evt) {
89 case EventType::CLICKEVENT:
90 Add(viewId, std::make_unique<BtnOnEventListener>(cb, true));
91 break;
92 case EventType::TOUCHEVENT:
93 Add(viewId, std::make_unique<LabelOnTouchListener>(cb, true));
94 break;
95 case EventType::DRAGEVENT:
96 Add(viewId, std::make_unique<BtnOnDragListener>(cb, true));
97 break;
98 default:
99 LOG(WARNING) << "event type not support";
100 break;
101 }
102 }
103 } // namespace Updater
104