关闭自动关闭显示器功能

#include <windows.h> #include <Powrprof.h> #pragma comment(lib, "Powrprof.lib") //int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPreInstance, LPSTR lpCmdLine, int nShowCmd) //{// // UINT uiID = 0; // POWER_POLICY PwrPolicy; // GetActivePwrScheme(&uiID); // ReadPwrScheme(uiID, &PwrPolicy); //PwrPolicy.user.VideoTimeoutAc = 0; //多少分钟关闭显示器，0表示不关闭。 // PwrPolicy.user.VideoTimeoutDc = 0; //多少分钟关闭显示器，0表示不关闭。 // WritePwrScheme(&uiID, NULL, NULL, &PwrPolicy); // SetActivePwrScheme(uiID, NULL, &PwrPolicy); // return 1; //} int main() { UINT uiID = 0; POWER_POLICY PwrPolicy; GetActivePwrScheme(&uiID); ReadPwrScheme(uiID, &PwrPolicy); PwrPolicy.user.VideoTimeoutAc = 0; //多少分钟关闭显示器，0表示不关闭。 PwrPolicy.user.VideoTimeoutDc = 0; //多少分钟关闭显示器，0表示不关闭。 WritePwrScheme(&uiID, NULL, NULL, &PwrPolicy); SetActivePwrScheme(uiID, NULL, &PwrPolicy); return 1; }