1 /*
2 * Copyright (c) 2021 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 #include <string>
16
17 #include "napi/native_api.h"
18 #include "napi/native_node_api.h"
19
20 #include "frameworks/core/components/common/layout/grid_system_manager.h"
21
22 namespace OHOS::Ace::Napi {
23
JSGridGetSystemLayoutInfo(napi_env env,napi_callback_info info)24 static napi_value JSGridGetSystemLayoutInfo(napi_env env, napi_callback_info info)
25 {
26 std::string gridInfo = OHOS::Ace::GridSystemManager::GetInstance().GetCurrentGridInfo().ToString();
27 if (gridInfo.empty()) {
28 LOGE("gridInfo is empty");
29 return nullptr;
30 }
31 napi_value globalValue;
32 napi_get_global(env, &globalValue);
33 napi_value jsonValue;
34 napi_get_named_property(env, globalValue, "JSON", &jsonValue);
35 napi_value parseValue;
36 napi_get_named_property(env, jsonValue, "parse", &parseValue);
37 napi_value gridInfoNApi;
38 napi_create_string_utf8(env, gridInfo.c_str(), NAPI_AUTO_LENGTH, &gridInfoNApi);
39 napi_value funcArgv[1] = { gridInfoNApi };
40 napi_value result;
41 napi_call_function(env, jsonValue, parseValue, 1, funcArgv, &result);
42 napi_valuetype valueType = napi_undefined;
43 napi_typeof(env, result, &valueType);
44 if (valueType != napi_object) {
45 LOGE("parse result fail");
46 return nullptr;
47 }
48 return result;
49 }
50
GridExport(napi_env env,napi_value exports)51 static napi_value GridExport(napi_env env, napi_value exports)
52 {
53 napi_property_descriptor gridDesc[] = {
54 DECLARE_NAPI_FUNCTION("getSystemLayoutInfo", JSGridGetSystemLayoutInfo),
55 };
56 NAPI_CALL(env, napi_define_properties(env, exports, sizeof(gridDesc) / sizeof(gridDesc[0]), gridDesc));
57 return exports;
58 }
59
60 static napi_module gridModule = {
61 .nm_version = 1,
62 .nm_flags = 0,
63 .nm_filename = nullptr,
64 .nm_register_func = GridExport,
65 .nm_modname = "grid",
66 .nm_priv = ((void*)0),
67 .reserved = { 0 },
68 };
69
GridRegister()70 extern "C" __attribute__((constructor)) void GridRegister()
71 {
72 napi_module_register(&gridModule);
73 }
74
75 } // namespace OHOS::Ace::Napi
76