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105 lines
2.7 KiB
105 lines
2.7 KiB
8 years ago
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#include <node_api.h>
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static double value_ = 1;
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napi_ref constructor_;
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void GetValue(napi_env env, napi_callback_info info) {
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napi_status status;
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size_t argc;
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status = napi_get_cb_args_length(env, info, &argc);
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if (status != napi_ok) return;
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if (argc != 0) {
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napi_throw_type_error(env, "Wrong number of arguments");
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return;
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}
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napi_value number;
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status = napi_create_number(env, value_, &number);
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if (status != napi_ok) return;
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status = napi_set_return_value(env, info, number);
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if (status != napi_ok) return;
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}
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void SetValue(napi_env env, napi_callback_info info) {
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napi_status status;
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size_t argc;
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status = napi_get_cb_args_length(env, info, &argc);
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if (status != napi_ok) return;
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if (argc != 1) {
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napi_throw_type_error(env, "Wrong number of arguments");
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return;
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}
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napi_value arg;
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status = napi_get_cb_args(env, info, &arg, 1);
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if (status != napi_ok) return;
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status = napi_get_value_double(env, arg, &value_);
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if (status != napi_ok) return;
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}
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void Echo(napi_env env, napi_callback_info info) {
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napi_status status;
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size_t argc;
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status = napi_get_cb_args_length(env, info, &argc);
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if (status != napi_ok) return;
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if (argc != 1) {
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napi_throw_type_error(env, "Wrong number of arguments");
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return;
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}
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napi_value arg;
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status = napi_get_cb_args(env, info, &arg, 1);
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if (status != napi_ok) return;
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status = napi_set_return_value(env, info, arg);
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if (status != napi_ok) return;
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}
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void New(napi_env env, napi_callback_info info) {
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napi_status status;
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napi_value jsthis;
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status = napi_get_cb_this(env, info, &jsthis);
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if (status != napi_ok) return;
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status = napi_set_return_value(env, info, jsthis);
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if (status != napi_ok) return;
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}
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void Init(napi_env env, napi_value exports, napi_value module, void* priv) {
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napi_status status;
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napi_value number;
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status = napi_create_number(env, value_, &number);
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if (status != napi_ok) return;
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napi_property_descriptor properties[] = {
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{ "echo", Echo, 0, 0, 0, napi_default, 0 },
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{ "accessorValue", 0, GetValue, SetValue, 0, napi_default, 0},
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{ "readwriteValue", 0, 0, 0, number, napi_default, 0 },
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{ "readonlyValue", 0, 0, 0, number, napi_read_only, 0},
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{ "hiddenValue", 0, 0, 0, number, napi_read_only | napi_dont_enum, 0},
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};
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napi_value cons;
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status = napi_define_class(env, "MyObject", New,
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NULL, sizeof(properties)/sizeof(*properties), properties, &cons);
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if (status != napi_ok) return;
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status = napi_set_named_property(env, module, "exports", cons);
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if (status != napi_ok) return;
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status = napi_create_reference(env, cons, 1, &constructor_);
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if (status != napi_ok) return;
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}
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NAPI_MODULE(addon, Init)
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