dll加载路径错误

hardware_monitor_wrapper/native/computer.cpp

@@ -0,0 +1,125 @@
+#include <computer.h>
+#include <IComputer.h>
+#include <Visitor.h>
+#include "include.h"
+#include <iostream>
+
+//回调函数，在C#版本的DLL中，我们需要实现IVisitor接口，并将其引用传给Computer。
+//由于没有办法在C++里实现C#接口，考虑到IVisitor接口只包含函数，因此我提供了IVisitor的默认实现，
+//其实现为调用以下四个回调函数，它们的指针会被转换为C#委托供IVisitor的C#实现调用。
+//注意！！哪怕提供空实现也要提供，要不然就不保证不出问题了。
+void VisitComputerCallBack(IComputer& computer, Visitor* visitor)
+{
+    computer.Traverse(visitor);
+}
+void VisitHardwareCallBack(Hardware& hardware, Visitor* visitor)
+{
+    hardware.Update();
+    std::vector<Hardware> subHardwares = hardware.getSubHardware();
+    for (int i = 0; i < subHardwares.size(); i++) {
+        subHardwares[i].Accept(visitor);
+    }
+}
+void VisitSensorCallBack(Sensor& sensor, Visitor* visitor)
+{
+}
+void VisitParameterCallBack(Parameter& parameter, Visitor* visitor)
+{
+}
+void destroy(const Napi::CallbackInfo& info){
+    computer->Close();
+    computer=nullptr;
+    CoUninitialize();
+
+}
+
+// 使用智能指针管理资源
+std::shared_ptr<Computer> computer;
+std::shared_ptr<Visitor> visitor;
+
+// 封装 COM 初始化/卸载
+struct ComInitializer {
+  HRESULT hr;
+  ComInitializer() {
+    hr = CoInitializeEx(nullptr, COINIT_MULTITHREADED);
+  }
+  ~ComInitializer() {
+    if (SUCCEEDED(hr)) {
+      CoUninitialize();
+    }
+  }
+};
+void log(std::string log) {
+  std::ofstream logfile;
+  logfile.open("native_module.log", std::ios::app);
+  logfile << log << std::endl;
+  logfile.close();
+}
+
+// 安全的初始化函数
+Napi::Object init(Napi::Env env, Napi::Object exports) {
+   log("Com initing");
+
+  ComInitializer comInit; // RAII 管理 COM 生命周期
+
+  // 检查 COM 初始化结果
+  if (FAILED(comInit.hr)) {
+   log("Com init fail");
+
+    _com_error err(comInit.hr);
+    Napi::Error::New(env, err.ErrorMessage()).ThrowAsJavaScriptException();
+    return exports;
+  }
+  log("Com inited");
+    computer = std::make_shared<Computer>();
+    computer->setCpuEnabled(true);
+    computer->setGpuEnabled(true);
+    computer.setGpuEnabled(true);
+    computer.setMotherboardEnabled(true);
+    computer.setStorageEnabled(true);
+    computer.setBatteryEnabled(true);
+    computer.setControllerEnabled(true);
+    computer.setMemoryEnabled(true);
+    computer.setNetworkEnabled(true);
+    computer.setPsuEnabled(true);
+
+    computer->Open();
+  log("Computer inited");
+
+    visitor = std::make_shared<Visitor>();
+    visitor->setVisitComputerCallBack(VisitComputerCallBack);
+    visitor->setVisitHardwareCallBack(VisitHardwareCallBack);
+    visitor->setVisitParameterCallBack(VisitParameterCallBack);
+    visitor->setVisitSensorCallBack(VisitSensorCallBack);
+    visitor->commit();
+
+    computer->Accept(visitor.get()); // 传递原始指针
+  log("Visitor inited");
+
+    // 导出函数
+    exports.Set(Napi::String::New(env,"cpu_name"), Napi::Function::New(env, cpu_name));
+    exports.Set(Napi::String::New(env,"cpu_load"), Napi::Function::New(env, cpu_load));
+    exports.Set(Napi::String::New(env,"cpu_power"), Napi::Function::New(env, cpu_power));
+    exports.Set(Napi::String::New(env,"cpu_speed"), Napi::Function::New(env, cpu_speed));
+    exports.Set(Napi::String::New(env,"cpu_temperature"), Napi::Function::New(env, cpu_temperature));
+    exports.Set(Napi::String::New(env,"cpu_voltage"), Napi::Function::New(env, cpu_voltage));
+
+    exports.Set(Napi::String::New(env,"current_gpu_status"), Napi::Function::New(env, current_gpu_status));
+    exports.Set(Napi::String::New(env,"mem_clock"), Napi::Function::New(env, mem_clock));
+    exports.Set(Napi::String::New(env,"mem_free_size"), Napi::Function::New(env, mem_free_size));
+    exports.Set(Napi::String::New(env,"mem_used_size"), Napi::Function::New(env, mem_used_size));
+    exports.Set(Napi::String::New(env,"mem_name"), Napi::Function::New(env, mem_name));
+    exports.Set(Napi::String::New(env,"mem_size"), Napi::Function::New(env, mem_size));
+    exports.Set(Napi::String::New(env,"vmem_free_size"), Napi::Function::New(env, vmem_free_size));
+    exports.Set(Napi::String::New(env,"vmem_used_size"), Napi::Function::New(env, vmem_used_size));
+    exports.Set(Napi::String::New(env,"current_disk_used"), Napi::Function::New(env, current_disk_used));
+    exports.Set(Napi::String::New(env,"disk_name"), Napi::Function::New(env, disk_name));
+    exports.Set(Napi::String::New(env,"monitor_info"), Napi::Function::New(env, monitor_info));
+    exports.Set(Napi::String::New(env,"destroy"), Napi::Function::New(env, destroy));
+
+  log("Export inited");
+
+  return exports;
+}
+
+NODE_API_MODULE(hardware_monitor, init)