src/apps/text_search/ChangesIterator.h

   1 /*
   2  * Copyright (c) 2008 Stephan Aßmus <superstippi@gmx.de>
   3  * All rights reserved. Distributed under the terms of the MIT license.
   4  */
   5 #ifndef CHANGES_ITERATOR_H
   6 #define CHANGES_ITERATOR_H
   7
   8 #include <HashMap.h>
   9 #include <HashString.h>
  10
  11 #include "FileIterator.h"
  12
  13 class BEntry;
  14 class BDirectory;
  15 class Model;
  16
  17 class ChangesIterator : public FileIterator {
  18 public:
  19                                                                 ChangesIterator(const Model* model);
  20         virtual                                         ~ChangesIterator();
  21
  22         virtual bool                            IsValid() const;
  23         virtual bool                            GetNextName(char* buffer);
  24         virtual bool                            NotifyNegatives() const;
  25
  26 public:
  27                         void                            EntryAdded(const char* path);
  28                         void                            EntryRemoved(const char* path);
  29                         void                            EntryChanged(const char* path);
  30
  31                         bool                            IsEmpty() const;
  32                         void                            PrintToStream() const;
  33
  34 private:
  35         typedef HashMap<HashString, uint32> PathMap;
  36         enum {
  37                 ENTRY_ADDED     = 0,
  38                 ENTRY_REMOVED,
  39                 ENTRY_CHANGED
  40         };
  41
  42                         PathMap                         fPathMap;
  43                         int32                           fIteratorIndex;
  44
  45                         bool                            fRecurseDirs : 1;
  46                         bool                            fRecurseLinks : 1;
  47                         bool                            fSkipDotDirs : 1;
  48                         bool                            fTextOnly : 1;
  49 };
  50
  51 #endif // CHANGES_ITERATOR_H