sc/source/filter/inc/xlroot.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  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include <i18nlangtag/lang.h>
  23 #include <tools/ref.hxx>
  24 #include <tools/long.hxx>
  25 #include "xlconst.hxx"
  26 #include <memory>
  27
  28 namespace com::sun::star::beans { struct NamedValue; }
  29 namespace comphelper { class IDocPasswordVerifier; }
  30
  31 // Forward declarations of objects in public use ==============================
  32
  33 class DateTime;
  34 class SotStorage;
  35 class SotStorageStream;
  36
  37 // Global data ================================================================
  38
  39 #ifdef DBG_UTIL
  40 /** Counts the number of created root objects. */
  41 struct XclDebugObjCounter
  42 {
  43     sal_Int32           mnObjCnt;
  44     explicit     XclDebugObjCounter() : mnObjCnt( 0 ) {}
  45                         ~XclDebugObjCounter();
  46 };
  47 #endif
  48
  49 class SfxMedium;
  50 class ScEditEngineDefaulter;
  51 class ScHeaderEditEngine;
  52 class EditEngine;
  53 class ScExtDocOptions;
  54 class XclFontPropSetHelper;
  55 class XclChPropSetHelper;
  56 class XclTracer;
  57
  58 struct RootData;//!
  59
  60 /** Stores global buffers and data needed elsewhere in the Excel filters. */
  61 struct XclRootData
  62 #ifdef DBG_UTIL
  63     : public XclDebugObjCounter
  64 #endif
  65 {
  66     typedef std::shared_ptr< ScEditEngineDefaulter > ScEEDefaulterRef;
  67     typedef std::shared_ptr< ScHeaderEditEngine >    ScHeaderEERef;
  68     typedef std::shared_ptr< EditEngine >            EditEngineRef;
  69     typedef std::shared_ptr< XclFontPropSetHelper >  XclFontPropSetHlpRef;
  70     typedef std::shared_ptr< XclChPropSetHelper >    XclChPropSetHlpRef;
  71     typedef std::shared_ptr< ScExtDocOptions >       ScExtDocOptRef;
  72     typedef std::shared_ptr< XclTracer >             XclTracerRef;
  73     typedef std::shared_ptr< RootData >              RootDataRef;
  74
  75     XclBiff             meBiff;             /// Current BIFF version.
  76     XclOutput           meOutput;           /// Current Output format.
  77     SfxMedium&          mrMedium;           /// The medium to import from.
  78     tools::SvRef<SotStorage>       mxRootStrg;         /// The root OLE storage of imported/exported file.
  79     ScDocument&         mrDoc;              /// The source or destination document.
  80     OUString            maDocUrl;           /// Document URL of imported/exported file.
  81     OUString            maBasePath;         /// Base path of imported/exported file (path of maDocUrl).
  82     OUString            maUserName;         /// Current user name.
  83     static constexpr OUStringLiteral gaDefPassword = u"VelvetSweatshop"; /// The default password used for stream encryption.
  84     rtl_TextEncoding    meTextEnc;          /// Text encoding to import/export byte strings.
  85     LanguageType        meSysLang;          /// System language.
  86     LanguageType        meDocLang;          /// Document language (import: from file, export: from system).
  87     LanguageType        meUILang;           /// UI language (import: from file, export: from system).
  88     sal_Int16           mnDefApiScript;     /// Default script type for blank cells (API constant).
  89     ScAddress           maScMaxPos;         /// Highest Calc cell position.
  90     ScAddress           maXclMaxPos;        /// Highest Excel cell position.
  91     ScAddress           maMaxPos;           /// Highest position valid in Calc and Excel.
  92
  93     ScEEDefaulterRef    mxEditEngine;       /// Edit engine for rich strings etc.
  94     ScHeaderEERef       mxHFEditEngine;     /// Edit engine for header/footer.
  95     EditEngineRef       mxDrawEditEng;      /// Edit engine for text boxes.
  96
  97     XclFontPropSetHlpRef mxFontPropSetHlp;  /// Property set helper for fonts.
  98     XclChPropSetHlpRef  mxChPropSetHlp;     /// Property set helper for chart filter.
  99
 100     ScExtDocOptRef      mxExtDocOpt;        /// Extended document options.
 101     XclTracerRef        mxTracer;           /// Filter tracer.
 102     RootDataRef         mxRD;               /// Old RootData struct. Will be removed.
 103
 104     double              mfScreenPixelX;     /// Width of a screen pixel (1/100 mm).
 105     double              mfScreenPixelY;     /// Height of a screen pixel (1/100 mm).
 106     tools::Long         mnCharWidth;        /// Width of '0' in default font (twips).
 107     tools::Long         mnSpaceWidth;       /// Width of space char ' ' using default font.
 108     SCTAB               mnScTab;            /// Current Calc sheet index.
 109     const bool          mbExport;           /// false = Import, true = Export.
 110
 111     explicit            XclRootData( XclBiff eBiff, SfxMedium& rMedium,
 112                             tools::SvRef<SotStorage> xRootStrg, ScDocument& rDoc,
 113                             rtl_TextEncoding eTextEnc, bool bExport );
 114     virtual             ~XclRootData();
 115 };
 116
 117 class SfxObjectShell;
 118 class ScModelObj;
 119 class OutputDevice;
 120 class SvNumberFormatter;
 121 class SdrPage;
 122 class ScStyleSheetPool;
 123 class ScRangeName;
 124 struct XclFontData;
 125
 126 /** Access to global data for a filter object (imported or exported document) from other classes. */
 127 class XclRoot
 128 {
 129 public:
 130     explicit            XclRoot( XclRootData& rRootData );
 131                         XclRoot( const XclRoot& rRoot );
 132
 133     virtual             ~XclRoot();
 134
 135     XclRoot&            operator=( const XclRoot& rRoot );
 136
 137     /** Returns old RootData struct. Deprecated. */
 138     RootData&    GetOldRoot() const { return *mrData.mxRD; }
 139
 140     /** Returns the current BIFF version of the importer/exporter. */
 141     XclBiff      GetBiff() const { return mrData.meBiff; }
 142     /** Returns the current output format of the importer/exporter. */
 143     XclOutput    GetOutput() const { return mrData.meOutput; }
 144     /** Returns true, if currently a document is imported. */
 145     bool         IsImport() const { return !mrData.mbExport; }
 146     /** Returns the text encoding to import/export byte strings. */
 147     rtl_TextEncoding GetTextEncoding() const { return mrData.meTextEnc; }
 148     /** Returns the system language, i.e. for number formats. */
 149     LanguageType GetSysLanguage() const { return mrData.meSysLang; }
 150     /** Returns the document language. */
 151     LanguageType GetDocLanguage() const { return mrData.meDocLang; }
 152     /** Returns the UI language. */
 153     LanguageType GetUILanguage() const { return mrData.meUILang; }
 154     /** Returns the default script type, e.g. for blank cells. */
 155     sal_Int16    GetDefApiScript() const { return mrData.mnDefApiScript; }
 156     /** Returns the width of the '0' character (default font) for the current printer (twips). */
 157     tools::Long  GetCharWidth() const { return mrData.mnCharWidth; }
 158     tools::Long  GetSpaceWidth() const { return mrData.mnSpaceWidth; }
 159     /** Returns the current Calc sheet index. */
 160     bool         IsInGlobals() const { return mrData.mnScTab == SCTAB_GLOBAL; }
 161     /** Returns the current Calc sheet index. */
 162     SCTAB        GetCurrScTab() const { return mrData.mnScTab; }
 163
 164     /** Calculates the width of the passed number of pixels in 1/100 mm. */
 165     sal_Int32           GetHmmFromPixelX( double fPixelX ) const;
 166     /** Calculates the height of the passed number of pixels in 1/100 mm. */
 167     sal_Int32           GetHmmFromPixelY( double fPixelY ) const;
 168
 169     /** Returns the medium to import from. */
 170     SfxMedium&   GetMedium() const { return mrData.mrMedium; }
 171     /** Returns the document URL of the imported/exported file. */
 172     const OUString& GetDocUrl() const { return mrData.maDocUrl; }
 173     /** Returns the base path of the imported/exported file. */
 174     const OUString& GetBasePath() const { return mrData.maBasePath; }
 175     /** Returns the current user name. */
 176     const OUString& GetUserName() const { return mrData.maUserName; }
 177
 178     /** Returns the default password used for stream encryption. */
 179     static OUString GetDefaultPassword() { return XclRootData::gaDefPassword; }
 180     /** Requests and verifies a password from the medium or the user. */
 181     css::uno::Sequence< css::beans::NamedValue >
 182         RequestEncryptionData( ::comphelper::IDocPasswordVerifier& rVerifier ) const;
 183
 184     /** Returns the OLE2 root storage of the imported/exported file.
 185         @return  Pointer to root storage or 0, if the file is a simple stream. */
 186     const tools::SvRef<SotStorage>& GetRootStorage() const { return mrData.mxRootStrg; }
 187     /** Returns true, if the document contains a VBA storage. */
 188     bool                HasVbaStorage() const;
 189
 190     /** Tries to open a storage as child of the specified storage for reading or writing. */
 191     tools::SvRef<SotStorage>       OpenStorage( tools::SvRef<SotStorage> const & xStrg, const OUString& rStrgName ) const;
 192     /** Tries to open a storage as child of the root storage for reading or writing. */
 193     tools::SvRef<SotStorage>       OpenStorage( const OUString& rStrgName ) const;
 194     /** Tries to open a new stream in the specified storage for reading or writing. */
 195     tools::SvRef<SotStorageStream> OpenStream( tools::SvRef<SotStorage> const & xStrg, const OUString& rStrmName ) const;
 196     /** Tries to open a new stream in the root storage for reading or writing. */
 197     tools::SvRef<SotStorageStream> OpenStream( const OUString& rStrmName ) const;
 198
 199     /** Returns reference to the destination document (import) or source document (export). */
 200     ScDocument& GetDoc() const;
 201
 202     /** Returns the object shell of the Calc document. May be 0 (i.e. import from clipboard). */
 203     SfxObjectShell*     GetDocShell() const;
 204     /** Returns the object model of the Calc document. */
 205     ScModelObj*         GetDocModelObj() const;
 206     /** Returns pointer to the printer of the Calc document. */
 207     OutputDevice*       GetPrinter() const;
 208     /** Returns the style sheet pool of the Calc document. */
 209     ScStyleSheetPool&   GetStyleSheetPool() const;
 210     /** Returns the defined names container of the Calc document. */
 211     ScRangeName&        GetNamedRanges() const;
 212     /** Returns the drawing layer page of the passed sheet, if present. */
 213     SdrPage*            GetSdrPage( SCTAB nScTab ) const;
 214
 215     /** Returns the number formatter of the Calc document. */
 216     SvNumberFormatter&  GetFormatter() const;
 217     /** Returns the null date of the current number formatter. */
 218     DateTime            GetNullDate() const;
 219     /** Returns the base year depending on the current null date (1900 or 1904). */
 220     sal_uInt16          GetBaseYear() const;
 221     /** Converts a date/time value to a floating-point value. */
 222     double              GetDoubleFromDateTime( const DateTime& rDateTime ) const;
 223     /** Converts a floating-point value to a date/time value. */
 224     DateTime            GetDateTimeFromDouble( double fValue ) const;
 225
 226     /** Returns the edit engine for import/export of rich strings etc. */
 227     ScEditEngineDefaulter& GetEditEngine() const;
 228     /** Returns the edit engine for import/export of headers/footers. */
 229     ScHeaderEditEngine& GetHFEditEngine() const;
 230     /** Returns the edit engine for import/export of drawing text boxes. */
 231     EditEngine&         GetDrawEditEngine() const;
 232
 233     /** Returns the property set helper for fonts. */
 234     XclFontPropSetHelper& GetFontPropSetHelper() const;
 235     /** Returns the property set helper for the chart filters. */
 236     XclChPropSetHelper& GetChartPropSetHelper() const;
 237
 238     /** Returns the extended document options. */
 239     ScExtDocOptions&    GetExtDocOptions() const;
 240     /** Returns the filter tracer. */
 241     XclTracer&          GetTracer() const;
 242
 243     /** Returns the highest possible cell address in a Calc document. */
 244     const ScAddress& GetScMaxPos() const { return mrData.maScMaxPos; }
 245     /** Returns the highest possible cell address in an Excel document (using current BIFF version). */
 246     const ScAddress& GetXclMaxPos() const { return mrData.maXclMaxPos; }
 247     /** Returns the highest possible cell address valid in Calc and Excel (using current BIFF version). */
 248     const ScAddress& GetMaxPos() const { return mrData.maMaxPos; }
 249
 250     /** Sets the document language. */
 251     void         SetDocLanguage( LanguageType eLang ) { mrData.meDocLang = eLang; }
 252     /** Sets the UI language, i.e. if it has been read from a file. */
 253     void         SetUILanguage( LanguageType eLang ) { mrData.meUILang = eLang; }
 254     /** Sets the text encoding to import/export byte strings. */
 255     void                SetTextEncoding( rtl_TextEncoding eTextEnc );
 256     /** Sets the width of the '0' - '9' digit character as well as the ' ' space char
 257         (using the default font) for the current printer (twips).
 258         @param rFontData  The font used for the '0' character. */
 259     void                SetCharWidth( const XclFontData& rFontData );
 260     /** Sets the current Calc sheet index. */
 261     void         SetCurrScTab( SCTAB nScTab ) { mrData.mnScTab = nScTab; }
 262     /** Increases the current Calc sheet index by 1. */
 263     void         IncCurrScTab() { ++mrData.mnScTab; }
 264
 265 private:
 266     XclRootData& mrData;        /// Reference to the global data struct.
 267 };
 268
 269 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */