xref: /aoo41x/main/sc/source/filter/inc/xicontent.hxx (revision 38d50f7b)

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 * Licensed to the Apache Software Foundation (ASF) under one
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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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 *************************************************************/



#ifndef SC_XICONTENT_HXX
#define SC_XICONTENT_HXX

#include "global.hxx"
#include "rangelst.hxx"
#include "xlcontent.hxx"
#include "xistring.hxx"
#include "xiroot.hxx"

#include <map>

/* ============================================================================
Classes to import the big Excel document contents (related to several cells or
globals for the document).
- Shared string tables
- Hyperlinks
- Label ranges
- Conditional formatting
- Data validation
- Web queries
- Stream decryption
============================================================================ */

// Shared string table ========================================================

class ScBaseCell;

/** The SST (shared string table) contains all strings used in a BIFF8 file.

    This class loads the SST, provides access to the strings, and is able to
    create Calc string or edit cells.
 */
class XclImpSst : protected XclImpRoot
{
public:
    explicit            XclImpSst( const XclImpRoot& rRoot );

    /** Reads the entire SST record.
        @descr  Import stream must be located at start of a SST record. */
    void                ReadSst( XclImpStream& rStrm );

    /** Returns a pointer to the string with the passed index. */
    const XclImpString* GetString( sal_uInt32 nSstIndex ) const;

    /** Creates a new text cell or edit cell for a Calc document.
        @param nXFIndex  Index to XF for first text portion (checks escapement). */
    ScBaseCell*         CreateCell( sal_uInt32 nSstIndex, sal_uInt16 nXFIndex = 0 ) const;

private:
    typedef ::std::vector< XclImpString > XclImpStringVec;
    XclImpStringVec     maStrings;          /// List with all strings in the SST.
};

// Hyperlinks =================================================================

/** Provides importing hyperlinks and inserting them into a document. */
class XclImpHyperlink : ScfNoInstance
{
public:
    /** Reads a HLINK record and inserts it into the document.
        @descr  Import stream must be located at start of a HLINK record. */
    static void         ReadHlink( XclImpStream& rStrm );

    /** Reads the (undocumented) embedded hyperlink data and returns the URL. */
    static String       ReadEmbeddedData( XclImpStream& rStrm );

    /** Inserts the URL into a range of cells. Does not modify value or formula cells. */
    static void         InsertUrl( const XclImpRoot& rRoot, const XclRange& rXclRange, const String& rUrl );

    /** Convert the sheet name with invalid character(s) in URL when the URL is
        to a location within the same document (e.g. #'Sheet&Name'.A1). */
    static void         ConvertToValidTabName(String& rName);
};

// Label ranges ===============================================================

/** Provides importing label ranges and inserting them into a document. */
class XclImpLabelranges : ScfNoInstance
{
public:
    /** Reads a LABELRANGES record and inserts the label ranges into the document.
        @descr  Import stream must be located at start of a LABELRANGES record. */
    static void         ReadLabelranges( XclImpStream& rStrm );
};

// Conditional formatting =====================================================

class ScConditionalFormat;

/** Represents a conditional format with condition formulas, and formatting attributes. */
class XclImpCondFormat : protected XclImpRoot
{
public:
    explicit            XclImpCondFormat( const XclImpRoot& rRoot, sal_uInt32 nFormatIndex );
    virtual             ~XclImpCondFormat();

    /** Reads a CONDFMT record and initializes this conditional format. */
    void                ReadCondfmt( XclImpStream& rStrm );
    /** Reads a CF record and adds a new condition and the formatting attributes. */
    void                ReadCF( XclImpStream& rStrm );

    /** Inserts this conditional format into the document. */
    void                Apply();

private:
    typedef ::std::auto_ptr< ScConditionalFormat > ScCondFmtPtr;

    ScRangeList         maRanges;           /// Destination cell ranges.
    ScCondFmtPtr        mxScCondFmt;        /// Calc conditional format.
    sal_uInt32          mnFormatIndex;      /// Index of this conditional format in list.
    sal_uInt16          mnCondCount;        /// Number of conditions to be inserted.
    sal_uInt16          mnCondIndex;        /// Condition index to be inserted next.
};

// ----------------------------------------------------------------------------

/** Imports and collects all conditional formatting of a sheet. */
class XclImpCondFormatManager : protected XclImpRoot
{
public:
    explicit            XclImpCondFormatManager( const XclImpRoot& rRoot );

    /** Reads a CONDFMT record and starts a new conditional format to be filled from CF records. */
    void                ReadCondfmt( XclImpStream& rStrm );
    /** Reads a CF record and inserts the formatting data to the current conditional format. */
    void                ReadCF( XclImpStream& rStrm );

    /** Inserts the conditional formattings into the document. */
    void                Apply();

private:
    typedef ScfDelList< XclImpCondFormat > XclImpCondFmtList;
    XclImpCondFmtList   maCondFmtList;      /// List with all conditional formattings.
};

// Data Validation ============================================================

/** Provides importing validation data and inserting it into a document. */
class XclImpValidation : ScfNoInstance
{
public:
    /** Reads a DVAL record and sets marks the dropdown arrow control to be ignored. */
    static void         ReadDval( XclImpStream& rStrm );
    /** Reads a DV record and inserts validation data into the document. */
    static void         ReadDV( XclImpStream& rStrm );
};

// Web queries ================================================================

/** Stores the data of one web query. */
class XclImpWebQuery : ScfNoCopy
{
public:
    explicit            XclImpWebQuery( const ScRange& rDestRange );

    /** Reads a PARAMQRY record and sets data to the web query. */
    void                ReadParamqry( XclImpStream& rStrm );
    /** Reads a WQSTRING record and sets URL. */
    void                ReadWqstring( XclImpStream& rStrm );
    /** Reads a WEBQRYSETTINGS record and sets refresh rate. */
    void                ReadWqsettings( XclImpStream& rStrm );
    /** Reads a WEBQRYTABLES record and sets source range list. */
    void                ReadWqtables( XclImpStream& rStrm );

    /** Inserts the web query into the document. */
    void                Apply( ScDocument& rDoc, const String& rFilterName );

private:
    /** Specifies the type of the web query (which ranges are imported). */
    enum XclImpWebQueryMode
    {
        xlWQUnknown,                /// Not specified.
        xlWQDocument,               /// Entire document.
        xlWQAllTables,              /// All tables.
        xlWQSpecTables              /// Specific tables.
    };

    String              maURL;          /// Source document URL.
    String              maTables;       /// List of source range names.
    ScRange             maDestRange;    /// Destination range.
    XclImpWebQueryMode  meMode;         /// Current mode of the web query.
    sal_uInt16          mnRefresh;      /// Refresh time in minutes.
};

// ----------------------------------------------------------------------------

class XclImpWebQueryBuffer : protected XclImpRoot
{
public:
    explicit            XclImpWebQueryBuffer( const XclImpRoot& rRoot );

    /** Reads the QSI record and creates a new web query in the buffer. */
    void                ReadQsi( XclImpStream& rStrm );
    /** Reads a PARAMQRY record and sets data to the current web query. */
    void                ReadParamqry( XclImpStream& rStrm );
    /** Reads a WQSTRING record and sets URL to the current web query. */
    void                ReadWqstring( XclImpStream& rStrm );
    /** Reads a WEBQRYSETTINGS record and sets refresh rate to the current web query. */
    void                ReadWqsettings( XclImpStream& rStrm );
    /** Reads a WEBQRYTABLES record and sets source range list to the current web query. */
    void                ReadWqtables( XclImpStream& rStrm );

    /** Inserts all web queries into the document. */
    void                Apply();

private:
    typedef ScfDelList< XclImpWebQuery > XclImpWebQueryList;
    XclImpWebQueryList  maWQList;       /// List of the web query objects.
};

// Decryption =================================================================

/** Provides static functions to import stream decryption settings. */
class XclImpDecryptHelper : ScfNoInstance
{
public:
    /** Reads the FILEPASS record, queries a password and sets decryption algorihm.
        @return  Error code that may cause an error message after import. */
    static ErrCode      ReadFilepass( XclImpStream& rStrm );
};

// ============================================================================

// Document protection ========================================================

class XclImpDocProtectBuffer : protected XclImpRoot
{
public:
    explicit            XclImpDocProtectBuffer( const XclImpRoot& rRoot );

    /** document structure protection flag  */
    void                ReadDocProtect( XclImpStream& rStrm );

    /** document windows properties protection flag */
    void                ReadWinProtect( XclImpStream& rStrm );

    void                ReadPasswordHash( XclImpStream& rStrm );

    void                Apply() const;

private:
    sal_uInt16      mnPassHash;
    bool            mbDocProtect:1;
    bool            mbWinProtect:1;
};

// Sheet protection ===========================================================

class XclImpSheetProtectBuffer : protected XclImpRoot
{
public:
    explicit            XclImpSheetProtectBuffer( const XclImpRoot& rRoot );

    void                ReadProtect( XclImpStream& rStrm, SCTAB nTab );

    void                ReadOptions( XclImpStream& rStrm, SCTAB nTab );

    void                ReadPasswordHash( XclImpStream& rStrm, SCTAB nTab );

    void                Apply() const;

private:
    struct Sheet
    {
        bool        mbProtected;
        sal_uInt16  mnPasswordHash;
        sal_uInt16  mnOptions;

        Sheet();
        Sheet(const Sheet& r);
    };

    Sheet* GetSheetItem( SCTAB nTab );

private:
    typedef ::std::map<SCTAB, Sheet> ProtectedSheetMap;
    ProtectedSheetMap   maProtectedSheets;
};


// ============================================================================

#endif