sc/source/ui/inc/datastream.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #ifndef SC_DATASTREAM_HXX
  11 #define SC_DATASTREAM_HXX
  12
  13 #include <sal/config.h>
  14
  15 #include <rtl/ref.hxx>
  16 #include <rtl/ustring.hxx>
  17 #include <vcl/timer.hxx>
  18 #include <address.hxx>
  19
  20 #include <boost/noncopyable.hpp>
  21 #include <boost/scoped_ptr.hpp>
  22 #include <vector>
  23
  24 #include <documentstreamaccess.hxx>
  25
  26 class ScDocShell;
  27 class ScDocument;
  28 class Window;
  29
  30 namespace sc {
  31
  32 namespace datastreams {
  33     class CallerThread;
  34     class ReaderThread;
  35 }
  36
  37
  38 class DataStream : boost::noncopyable
  39 {
  40 public:
  41     struct Cell
  42     {
  43         struct Str
  44         {
  45             size_t Pos;
  46             size_t Size;
  47         };
  48
  49         union
  50         {
  51             Str maStr;
  52             double mfValue;
  53         };
  54
  55         bool mbValue;
  56
  57         Cell();
  58         Cell( const Cell& r );
  59     };
  60
  61     struct Line
  62     {
  63         OString maLine;
  64         std::vector<Cell> maCells;
  65     };
  66     typedef std::vector<Line> LinesType;
  67
  68     enum MoveType { NO_MOVE, RANGE_DOWN, MOVE_DOWN, MOVE_UP };
  69     enum { SCRIPT_STREAM = 1, VALUES_IN_LINE = 2 };
  70
  71     static void MakeToolbarVisible();
  72     static DataStream* Set(ScDocShell *pShell, const OUString& rURL, const ScRange& rRange,
  73             sal_Int32 nLimit, MoveType eMove, sal_uInt32 nSettings);
  74
  75     static MoveType ToMoveType( const OUString& rMoveStr );
  76
  77     DataStream(
  78         ScDocShell *pShell, const OUString& rURL, const ScRange& rRange,
  79         sal_Int32 nLimit, MoveType eMove, sal_uInt32 nSettings);
  80
  81     ~DataStream();
  82
  83     ScRange GetRange() const;
  84     const OUString& GetURL() const { return msURL; }
  85     const sal_Int32& GetLimit() const { return mnLimit; }
  86     MoveType GetMove() const;
  87     const sal_uInt32& GetSettings() const { return mnSettings; }
  88     bool IsRefreshOnEmptyLine() const;
  89
  90     void Decode(
  91         const OUString& rURL, const ScRange& rRange, sal_Int32 nLimit,
  92         MoveType eMove, const sal_uInt32 nSettings);
  93
  94     bool ImportData();
  95     void StartImport();
  96     void StopImport();
  97
  98     void SetRefreshOnEmptyLine( bool bVal );
  99
 100 private:
 101     Line ConsumeLine();
 102     void MoveData();
 103     void Text2Doc();
 104     void Refresh();
 105
 106     DECL_LINK( ImportTimerHdl, void* );
 107
 108 private:
 109     ScDocShell* mpDocShell;
 110     ScDocument* mpDoc;
 111     DocumentStreamAccess maDocAccess;
 112     OUString msURL;
 113     sal_Int32 mnLimit;
 114     sal_uInt32 mnSettings;
 115     MoveType meOrigMove; // Initial move setting. This one gets saved to file.
 116     MoveType meMove; // move setting during streaming, which may change in the middle.
 117     bool mbRunning;
 118     bool mbValuesInLine;
 119     bool mbRefreshOnEmptyLine;
 120     LinesType* mpLines;
 121     size_t mnLinesCount;
 122     size_t mnLinesSinceRefresh;
 123     double mfLastRefreshTime;
 124     SCROW mnCurRow;
 125     ScRange maStartRange;
 126     ScRange maEndRange;
 127
 128     Timer maImportTimer;
 129
 130     rtl::Reference<datastreams::ReaderThread> mxReaderThread;
 131 };
 132
 133 }
 134
 135 #endif
 136
 137 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */