AsyncFw::FileSystemWatcher Class Reference

The FileSystemWatcher class. More...

#include <AsyncFw/FileSystemWatcher>

Collaboration diagram for AsyncFw::FileSystemWatcher:

Public Member Functions
	FileSystemWatcher (const std::vector< std::string > &={})
bool	addPath (const std::string &path)
bool	addPaths (const std::vector< std::string > &paths)
bool	removePath (const std::string &path)
bool	removePaths (const std::vector< std::string > &paths)
std::vector< std::string >	paths () const

Static Public Member Functions
static FileSystemWatcher *	instance ()

Public Attributes
FunctionConnectorProtected< FileSystemWatcher >::Connector< const std::string &, int >	notify
	The FunctionConnector for notification of file-related events.

Friends
LogStream &	operator<< (LogStream &log, const FileSystemWatcher &w)

Detailed Description

The FileSystemWatcher class.

Warning

Unix-like systems only

Example:

#include <AsyncFw/FileSystemWatcher>
#include <AsyncFw/File>
#include <AsyncFw/MainThread>
#include <AsyncFw/LogStream>
 
using namespace AsyncFw;
 
int main(int argc, char *argv[]) {
  FileSystemWatcher watcher {{"/tmp/FileSystemWatcher.example"}};
  watcher.notify([](const std::string &name, int event) {
    lsInfoMagenta() << "file:" << name << event;  // event: -1 removed / 0 changed / 1 created
    MainThread::exit();
  });
 
  File _f {"/tmp/FileSystemWatcher.example"};
  if (_f.exists()) _f.remove();
  else { _f.open(std::ios::binary | std::ios::out); };
 
  lsInfoGreen() << watcher;
 
  lsNotice() << "Start Applicaiton";
  int ret = MainThread::exec();
  lsNotice() << "End Applicaiton" << ret;
 
  return ret;
}

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The documentation for this class was generated from the following files:

• linux/FileSystemWatcher.h
• linux/FileSystemWatcher.cpp