filesystemwatcher.h

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#pragma once
/*+
________________________________________________________________________
 
 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Nanne Hemstra
 Date:          March 2009
 RCS:           $Id$
________________________________________________________________________
 
-*/
 
#include "basicmod.h"
#include "callback.h"
#include "bufstring.h"
#include "commondefs.h"
 
class BufferStringSet;
class QFileSystemWatcher;
class QFileSystemWComm;
 
mExpClass(Basic) FileSystemWatcher : public CallBacker
{
public:
    friend class QFileSystemWComm;
 
                                FileSystemWatcher();
                                ~FileSystemWatcher();
 
    void                        addFile(const char*);
    void                        addFiles(const BufferStringSet&);
    void                        removeFile(const char*);
    void                        removeFiles(const BufferStringSet&);
 
    const BufferString&         changedDir() const  { return chgddir_; }
    const BufferString&         changedFile() const { return chgdfile_; }
 
    Notifier<FileSystemWatcher> directoryChanged;
    Notifier<FileSystemWatcher> fileChanged;
 
protected:
 
    BufferString                chgddir_;
    BufferString                chgdfile_;
 
    QFileSystemWatcher*         qfswatcher_;
    QFileSystemWComm*           qfswatchercomm_;
 
};
 
mGlobal(Basic) FileSystemWatcher& FSW();