#ifndef WATCHER_H_INCLUDED
#define WATCHER_H_INCLUDED

#include "functions.h"
#include <vector>
#include "../shared/fileError.h"


namespace RealtimeSync
{
    const int UI_UPDATE_INTERVAL = 100; //perform ui updates not more often than necessary, 100 seems to be a good value with only a minimal performance loss

    class WaitCallback
    {
    public:
        virtual ~WaitCallback() {}
        virtual void requestUiRefresh() = 0; //opportunity to abort must be implemented in a frequently executed method like requestUiRefresh()
    };

    void waitForChanges(const std::vector<wxString>& dirNames, WaitCallback* statusHandler); //throw(FreeFileSync::FileError);
}

#endif // WATCHER_H_INCLUDED