storage/src/mozStorageResultSet.h

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   6  * The contents of this file are subject to the Mozilla Public License Version
   7  * 1.1 (the "License"); you may not use this file except in compliance with
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  16  * The Original Code is mozilla.org code.
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  20  * Portions created by the Initial Developer are Copyright (C) 2008
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  23  * Contributor(s):
  24  *   Shawn Wilsher <me@shawnwilsher.com> (Original Author)
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  39
  40 #ifndef mozStorageResultSet_h
  41 #define mozStorageResultSet_h
  42
  43 #include "mozIStorageResultSet.h"
  44 #include "nsCOMArray.h"
  45 class mozIStorageRow;
  46
  47 namespace mozilla {
  48 namespace storage {
  49
  50 class ResultSet : public mozIStorageResultSet
  51 {
  52 public:
  53   NS_DECL_ISUPPORTS
  54   NS_DECL_MOZISTORAGERESULTSET
  55
  56   ResultSet();
  57   ~ResultSet();
  58
  59   /**
  60    * Adds a tuple to this result set.
  61    */
  62   nsresult add(mozIStorageRow *aTuple);
  63
  64   /**
  65    * @returns the number of rows this result set holds.
  66    */
  67   PRInt32 rows() const { return mData.Count(); }
  68
  69 private:
  70   /**
  71    * Stores the current index of the active result set.
  72    */
  73   PRInt32 mCurrentIndex;
  74
  75   /**
  76    * Stores the tuples.
  77    */
  78   nsCOMArray<mozIStorageRow> mData;
  79 };
  80
  81 } // namespace storage
  82 } // namespace mozilla
  83
  84 #endif // mozStorageResultSet_h