src/add-ons/media/plugins/ape_reader/MAClib/MACProgressHelper.h

   1 #ifndef APE_MACPROGRESSHELPER_H
   2 #define APE_MACPROGRESSHELPER_H
   3
   4 #define KILL_FLAG_CONTINUE          0
   5 #define KILL_FLAG_PAUSE             -1
   6 #define KILL_FLAG_STOP              1
   7
   8 #include "NoWindows.h"
   9 #include "MACLib.h"
  10
  11 //typedef void ( * APE_PROGRESS_CALLBACK) (int);
  12
  13 class CMACProgressHelper
  14 {
  15 public:
  16
  17     CMACProgressHelper(int nTotalSteps, int *pPercentageDone, APE_PROGRESS_CALLBACK ProgressCallback, int *pKillFlag);
  18     virtual ~CMACProgressHelper();
  19
  20     void UpdateProgress(int nCurrentStep = -1, BOOL bForceUpdate = FALSE);
  21     void UpdateProgressComplete() { UpdateProgress(m_nTotalSteps, TRUE); }
  22
  23     int ProcessKillFlag(BOOL bSleep = TRUE);
  24
  25 private:
  26
  27     BOOL                    m_bUseCallback;
  28     APE_PROGRESS_CALLBACK    m_CallbackFunction;
  29
  30     int                        *m_pPercentageDone;
  31
  32     int                        m_nTotalSteps;
  33     int                        m_nCurrentStep;
  34     int                        m_nLastCallbackFiredPercentageDone;
  35
  36     int                        *m_pKillFlag;
  37 };
  38
  39 #endif // #ifndef APE_MACPROGRESSHELPER_H
  40