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 INCLUDED_SC_SOURCE_UI_INC_DATASTREAM_HXX
  11 #define INCLUDED_SC_SOURCE_UI_INC_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 namespace vcl { class Window; }
  29
  30 namespace sc {
  31
  32 namespace datastreams {
  33     class CallerThread;
  34     class ReaderThread;
  35 }
  36
  37 class DataStream : boost::noncopyable
  38 {
  39 public:
  40     struct Cell
  41     {
  42         struct Str
  43         {
  44             size_t Pos;
  45             size_t Size;
  46         };
  47
  48         union
  49         {
  50             Str maStr;
  51             double mfValue;
  52         };
  53
  54         bool mbValue;
  55
  56         Cell();
  57         Cell( const Cell& r );
  58     };
  59
  60     struct Line
  61     {
  62         OString maLine;
  63         std::vector<Cell> maCells;
  64     };
  65     typedef std::vector<Line> LinesType;
  66
  67     enum MoveType { NO_MOVE, RANGE_DOWN, MOVE_DOWN, MOVE_UP };
  68     enum { SCRIPT_STREAM = 1, VALUES_IN_LINE = 2 };
  69
  70     static void MakeToolbarVisible();
  71     static DataStream* Set(ScDocShell *pShell, const OUString& rURL, const ScRange& rRange,
  72             sal_Int32 nLimit, MoveType eMove, sal_uInt32 nSettings);
  73
  74     DataStream(
  75         ScDocShell *pShell, const OUString& rURL, const ScRange& rRange,
  76         sal_Int32 nLimit, MoveType eMove, sal_uInt32 nSettings);
  77
  78     ~DataStream();
  79
  80     ScRange GetRange() const;
  81     const OUString& GetURL() const { return msURL; }
  82     const sal_Int32& GetLimit() const { return mnLimit; }
  83     MoveType GetMove() const { return meOrigMove;}
  84     const sal_uInt32& GetSettings() const { return mnSettings; }
  85     bool IsRefreshOnEmptyLine() const { return mbRefreshOnEmptyLine;}
  86
  87     void Decode(
  88         const OUString& rURL, const ScRange& rRange, sal_Int32 nLimit,
  89         MoveType eMove, const sal_uInt32 nSettings);
  90
  91     bool ImportData();
  92     void StartImport();
  93     void StopImport();
  94
  95     void SetRefreshOnEmptyLine( bool bVal );
  96
  97 private:
  98     Line ConsumeLine();
  99     void MoveData();
 100     void Text2Doc();
 101     void Refresh();
 102
 103     DECL_LINK_TYPED( ImportTimerHdl, Timer*, void );
 104
 105 private:
 106     ScDocShell* mpDocShell;
 107     DocumentStreamAccess maDocAccess;
 108     OUString msURL;
 109     sal_Int32 mnLimit;
 110     sal_uInt32 mnSettings;
 111     MoveType meOrigMove; // Initial move setting. This one gets saved to file.
 112     MoveType meMove; // move setting during streaming, which may change in the middle.
 113     bool mbRunning;
 114     bool mbValuesInLine;
 115     bool mbRefreshOnEmptyLine;
 116     LinesType* mpLines;
 117     size_t mnLinesCount;
 118     size_t mnLinesSinceRefresh;
 119     double mfLastRefreshTime;
 120     SCROW mnCurRow;
 121     ScRange maStartRange;
 122     ScRange maEndRange;
 123
 124     Timer maImportTimer;
 125
 126     rtl::Reference<datastreams::ReaderThread> mxReaderThread;
 127     bool mbIsFirst;
 128     bool mbIsUpdate;
 129 };
 130
 131 }
 132
 133 #endif
 134
 135 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */