1 files changed, 127 insertions, 0 deletions
diff --git a/sc/source/ui/inc/datastream.hxx b/sc/source/ui/inc/datastream.hxx
new file mode 100644
index 000000000..790b85a6d
--- /dev/null
+++ b/sc/source/ui/inc/datastream.hxx
@@ -0,0 +1,127 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#pragma once
+
+#include <sal/config.h>
+
+#include <rtl/ref.hxx>
+#include <rtl/ustring.hxx>
+#include <vcl/timer.hxx>
+#include <address.hxx>
+
+#include <vector>
+
+#include <documentstreamaccess.hxx>
+
+class ScDocShell;
+
+namespace sc {
+
+namespace datastreams {
+    class ReaderThread;
+}
+
+class DataStream
+{
+public:
+    DataStream(const DataStream&) = delete;
+    const DataStream& operator=(const DataStream&) = delete;
+
+    struct Cell
+    {
+        struct Str
+        {
+            size_t Pos;
+            size_t Size;
+        };
+
+        union
+        {
+            Str maStr;
+            double mfValue;
+        };
+
+        bool mbValue;
+
+        Cell();
+        Cell( const Cell& r );
+    };
+
+    struct Line
+    {
+        OString maLine;
+        std::vector<Cell> maCells;
+    };
+    typedef std::vector<Line> LinesType;
+
+    enum MoveType { NO_MOVE, RANGE_DOWN, MOVE_DOWN, MOVE_UP };
+    enum { VALUES_IN_LINE = 2 };
+
+    static void MakeToolbarVisible();
+    static DataStream* Set(ScDocShell *pShell, const OUString& rURL, const ScRange& rRange,
+            sal_Int32 nLimit, MoveType eMove, sal_uInt32 nSettings);
+
+    DataStream(
+        ScDocShell *pShell, const OUString& rURL, const ScRange& rRange,
+        sal_Int32 nLimit, MoveType eMove, sal_uInt32 nSettings);
+
+    ~DataStream();
+
+    ScRange GetRange() const;
+    const OUString& GetURL() const { return msURL; }
+    MoveType GetMove() const { return meOrigMove;}
+    bool IsRefreshOnEmptyLine() const { return mbRefreshOnEmptyLine;}
+
+    void Decode(
+        const OUString& rURL, const ScRange& rRange, sal_Int32 nLimit,
+        MoveType eMove, const sal_uInt32 nSettings);
+
+    bool ImportData();
+    void StartImport();
+    void StopImport();
+
+    void SetRefreshOnEmptyLine( bool bVal );
+
+private:
+    Line ConsumeLine();
+    void MoveData();
+    void Text2Doc();
+    void Refresh();
+
+    DECL_LINK( ImportTimerHdl, Timer*, void );
+
+private:
+    ScDocShell* mpDocShell;
+    DocumentStreamAccess maDocAccess;
+    OUString msURL;
+    sal_uInt32 mnSettings;
+    MoveType meOrigMove; // Initial move setting. This one gets saved to file.
+    MoveType meMove; // move setting during streaming, which may change in the middle.
+    bool mbRunning;
+    bool mbValuesInLine;
+    bool mbRefreshOnEmptyLine;
+    std::unique_ptr<LinesType> mpLines;
+    size_t mnLinesCount;
+    size_t mnLinesSinceRefresh;
+    double mfLastRefreshTime;
+    SCROW mnCurRow;
+    ScRange maStartRange;
+    ScRange maEndRange;
+
+    Timer maImportTimer;
+
+    rtl::Reference<datastreams::ReaderThread> mxReaderThread;
+    bool mbIsFirst;
+    bool mbIsUpdate;
+};
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */