Steamowrks Browse Example

SteamworksBrowse.cpp

#include <iostream>
#include "steam_api.h"

class CGameManager
{
public:
  void CreateQueryUserUGCRequest();
  bool finished = false;
    AppId_t nCreatorAppID = (AppId_t)517510;
    AppId_t nConsumerAppID = (AppId_t)517510;
    uint32 unPage = (uint32)1;

private:
  void onUGCQueryCompleted(SteamUGCQueryCompleted_t *pCallback, bool bIOFailure);
  CCallResult<CGameManager, SteamUGCQueryCompleted_t> m_SteamUGCQueryCompletedCallResult;
};

//We fire the request by linking a query handle with a CGameManager function member callback
//In order to do so, we create a query by providing the sort, filters and page parameters
void CGameManager::CreateQueryUserUGCRequest()
{
  std::cout << "Getting items..." << std::endl;
  AccountID_t unAccountID = SteamUser()->GetSteamID().GetAccountID();

  UGCQueryHandle_t handle = SteamUGC()->CreateQueryUserUGCRequest(unAccountID, k_EUserUGCList_Subscribed, k_EUGCMatchingUGCType_Items, k_EUserUGCListSortOrder_SubscriptionDateDesc, nCreatorAppID, nConsumerAppID, unPage );
  SteamAPICall_t hSteamAPICall = SteamUGC()->SendQueryUGCRequest( handle );

  m_SteamUGCQueryCompletedCallResult.Set(hSteamAPICall, this,&CGameManager::onUGCQueryCompleted);
}

//Once the callback is triggered, we can go through the data using the GetQueryUGCResult function
void CGameManager::onUGCQueryCompleted(SteamUGCQueryCompleted_t *pCallback, bool bIOFailure)
{
  if(pCallback->m_eResult == k_EResultOK && bIOFailure)
  {
    std::cout<<"error: "<<pCallback->m_eResult<<std::endl;
    return;
  }

  std::cout << "Listing items" << std::endl;
  std::cout << "=============" << std::endl;

  SteamUGCDetails_t pDetails;

  for(int i=0; i<(int)pCallback->m_unNumResultsReturned;i++)
  {
    SteamUGC()->GetQueryUGCResult( pCallback->m_handle, i, &pDetails );

    std::cout << "Id: \t" << pDetails.m_nPublishedFileId << std::endl;
    std::cout << "Title:\t" << pDetails.m_rgchTitle << std::endl;
  }
  finished = true;

  std::cout<<std::endl;
  std::cout<<"Num results returned: "<<pCallback->m_unNumResultsReturned<<std::endl;
  std::cout<<"Total matching results: "<<pCallback->m_unTotalMatchingResults<<std::endl;
  std::cout<<"Is data cached: "<<pCallback->m_bCachedData<<std::endl;
}

int main()
{
  if(SteamAPI_Init())
  {
    CGameManager gameManager;
    gameManager.CreateQueryUserUGCRequest();
    
    while(!gameManager.finished)
    {
      SteamAPI_RunCallbacks();
    }
  }

  std::cout << "Process finished" << std::endl;

  return 0;
}