source/fs/filemonitor.h

   1 #ifndef FILEMONITOR_H_
   2 #define FILEMONITOR_H_
   3
   4 #include <msp/core/noncopyable.h>
   5 #include <msp/fs/path.h>
   6 #include <msp/io/eventdispatcher.h>
   7 #include <msp/io/eventobject.h>
   8
   9 namespace Msp {
  10 namespace FS {
  11
  12 class FileMonitor: NonCopyable
  13 {
  14 private:
  15         struct Private;
  16
  17         struct MonitoredFile
  18         {
  19                 FS::Path path;
  20                 bool modified = false;
  21                 int tag = -1;
  22         };
  23
  24 public:
  25         sigc::signal<void, const FS::Path &> signal_file_modified;
  26
  27 private:
  28         Private *priv = 0;
  29         IO::EventDispatcher *event_disp = 0;
  30         std::vector<MonitoredFile> files;
  31
  32 public:
  33         FileMonitor();
  34         ~FileMonitor();
  35
  36         void add_file(const FS::Path &);
  37         void remove_file(const FS::Path &);
  38 private:
  39         void prepare_file(MonitoredFile &);
  40         void cleanup_file(MonitoredFile &);
  41
  42 public:
  43         void use_event_dispatcher(IO::EventDispatcher &);
  44 private:
  45         void platform_use_event_dispatcher();
  46
  47 public:
  48         void tick();
  49         void tick(const Msp::Time::TimeDelta &);
  50 };
  51
  52 } // namespace FS
  53 } // namespace Msp
  54
  55 #endif