1 /*
2 * Copyright (c) 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 "event_handler_adapter_impl.h"
17
18 #include "nweb_log.h"
19 #include "securec.h"
20
21 namespace OHOS::NWeb {
22
EventHandlerFDListenerAdapterImpl(const std::shared_ptr<EventHandlerFDListenerAdapter> & listener)23 EventHandlerFDListenerAdapterImpl::EventHandlerFDListenerAdapterImpl(
24 const std::shared_ptr<EventHandlerFDListenerAdapter>& listener)
25 : listener_(listener)
26 {}
27
OnReadable(int32_t fileDescriptor)28 void EventHandlerFDListenerAdapterImpl::OnReadable(int32_t fileDescriptor)
29 {
30 if (listener_) {
31 listener_->OnReadable(fileDescriptor);
32 }
33 }
34
OnceCallbackAdapterImpl(const std::shared_ptr<OnceCallbackAdapter> & callback)35 OnceCallbackAdapterImpl::OnceCallbackAdapterImpl(
36 const std::shared_ptr<OnceCallbackAdapter>& callback)
37 : callback_(callback)
38 {}
39
OnRunnable()40 void OnceCallbackAdapterImpl::OnRunnable()
41 {
42 if (callback_) {
43 callback_->OnRunnable();
44 }
45 }
46
EventHandlerAdapterImpl()47 EventHandlerAdapterImpl::EventHandlerAdapterImpl()
48 {
49 eventHandler_ = AppExecFwk::EventHandler::Current();
50 }
51
AddFileDescriptorListener(int32_t fileDescriptor,uint32_t events,const std::shared_ptr<EventHandlerFDListenerAdapter> listener)52 bool EventHandlerAdapterImpl::AddFileDescriptorListener(
53 int32_t fileDescriptor, uint32_t events, const std::shared_ptr<EventHandlerFDListenerAdapter> listener)
54 {
55 if (!listener || !eventHandler_) {
56 WVLOG_E("the listener or eventHandler_ is nullptr");
57 return false;
58 }
59 auto fileDescriptorListener = std::make_shared<EventHandlerFDListenerAdapterImpl>(listener);
60 return eventHandler_->AddFileDescriptorListener(fileDescriptor, events, fileDescriptorListener,
61 "webViewTask") == EOK;
62 }
63
RemoveFileDescriptorListener(int32_t fileDescriptor)64 void EventHandlerAdapterImpl::RemoveFileDescriptorListener(int32_t fileDescriptor)
65 {
66 if (eventHandler_) {
67 eventHandler_->RemoveFileDescriptorListener(fileDescriptor);
68 }
69 }
70
PostTask(const std::shared_ptr<OnceCallbackAdapter> callback)71 void EventHandlerAdapterImpl::PostTask(const std::shared_ptr<OnceCallbackAdapter> callback)
72 {
73 if (!callback || !eventHandler_) {
74 return;
75 }
76 auto onceCallback = std::make_shared<OnceCallbackAdapterImpl>(callback);
77 eventHandler_->PostTask(
78 [onceCallback]() {
79 onceCallback->OnRunnable();
80 }, AppExecFwk::EventQueue::Priority::LOW);
81 }
82 } // namespace OHOS::NWeb
83