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 <cstdio>
17 #include <cstring>
18 #include <pthread.h>
19 #include <unistd.h>
20
21 #include "hilog_wrapper.h"
22 #include "napi_accessibility_event_info.h"
23 #include "napi_accessibility_system_ability_client.h"
24 #include "napi/native_api.h"
25 #include "napi/native_node_api.h"
26
27 EXTERN_C_START
Cleanup(void *data)28 static void Cleanup(void *data)
29 {
30 HILOG_INFO("cleanup hook");
31 if (NAccessibilityClient::accessibilityStateListeners_) {
32 NAccessibilityClient::accessibilityStateListeners_->UnsubscribeFromFramework();
33 }
34 if (NAccessibilityClient::touchGuideStateListeners_) {
35 NAccessibilityClient::touchGuideStateListeners_->UnsubscribeFromFramework();
36 }
37 if (NAccessibilityClient::captionListeners_) {
38 NAccessibilityClient::captionListeners_->UnsubscribeFromFramework();
39 }
40 }
41 /*
42 * function for module exports
43 */
Init(napi_env env, napi_value exports)44 static napi_value Init(napi_env env, napi_value exports)
45 {
46 napi_property_descriptor desc[] = {
47 DECLARE_NAPI_FUNCTION("isOpenAccessibility", NAccessibilityClient::IsOpenAccessibility),
48 DECLARE_NAPI_FUNCTION("isOpenAccessibilitySync", NAccessibilityClient::IsOpenAccessibilitySync),
49 DECLARE_NAPI_FUNCTION("isOpenTouchGuide", NAccessibilityClient::IsOpenTouchExploration),
50 DECLARE_NAPI_FUNCTION("isOpenTouchGuideSync", NAccessibilityClient::IsOpenTouchExplorationSync),
51 DECLARE_NAPI_FUNCTION("getAbilityLists", NAccessibilityClient::GetAbilityList),
52 DECLARE_NAPI_FUNCTION("getAccessibilityExtensionList", NAccessibilityClient::GetAccessibilityExtensionList),
53 DECLARE_NAPI_FUNCTION("getAccessibilityExtensionListSync",
54 NAccessibilityClient::GetAccessibilityExtensionListSync),
55 DECLARE_NAPI_FUNCTION("on", NAccessibilityClient::SubscribeState),
56 DECLARE_NAPI_FUNCTION("off", NAccessibilityClient::UnsubscribeState),
57 DECLARE_NAPI_FUNCTION("sendEvent", NAccessibilityClient::SendEvent),
58 DECLARE_NAPI_FUNCTION("sendAccessibilityEvent", NAccessibilityClient::SendAccessibilityEvent),
59 DECLARE_NAPI_FUNCTION("getCaptionsManager", NAccessibilityClient::GetCaptionsManager),
60 };
61
62 NAPI_CALL(env, napi_define_properties(env, exports, sizeof(desc) / sizeof(desc[0]), desc));
63
64 auto &instance = OHOS::AccessibilityConfig::AccessibilityConfig::GetInstance();
65 (void)instance.InitializeContext();
66 NAccessibilityClient::DefineJSCaptionsManager(env);
67 NAccessibilityClient::DefineJSCaptionsStyle(env);
68 NAccessibilityEventInfo::DefineJSAccessibilityEventInfo(env, exports);
69 NAccessibilityClient::accessibilityStateListeners_->SubscribeToFramework();
70 NAccessibilityClient::touchGuideStateListeners_->SubscribeToFramework();
71 NAccessibilityClient::captionListeners_->SubscribeToFramework();
72 napi_status status = napi_add_env_cleanup_hook(env, Cleanup, nullptr);
73 if (status != napi_ok) {
74 HILOG_WARN("add cleanup hook failed %{public}d", status);
75 }
76 HILOG_INFO("-----Init end------");
77 return exports;
78 }
79 EXTERN_C_END
80
81 /*
82 * Module define
83 */
84 static napi_module _module = {
85 .nm_version = 1,
86 .nm_flags = 0,
87 .nm_filename = nullptr,
88 .nm_register_func = Init,
89 .nm_modname = "accessibility",
90 .nm_priv = ((void*)0),
91 .reserved = {0},
92 };
93 /*
94 * Module register function
95 */
RegisterNapiAccessibilityModule(void)96 extern "C" __attribute__((constructor)) void RegisterNapiAccessibilityModule(void)
97 {
98 napi_module_register(&_module);
99 }
100