xmloff/source/text/XMLTextHeaderFooterContext.cxx

   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 #include <com/sun/star/text/XText.hpp>
  21 #include <com/sun/star/text/XParagraphAppend.hpp>
  22 #include <com/sun/star/text/XRelativeTextContentRemove.hpp>
  23 #include <xmloff/nmspmap.hxx>
  24 #include <xmloff/xmlnmspe.hxx>
  25 #include "XMLTextHeaderFooterContext.hxx"
  26 #include <xmloff/XMLTextTableContext.hxx>
  27 #include <xmloff/xmlimp.hxx>
  28
  29
  30
  31 using namespace ::com::sun::star;
  32 using namespace ::com::sun::star::uno;
  33 using namespace ::com::sun::star::xml::sax;
  34 using namespace ::com::sun::star::text;
  35 using namespace ::com::sun::star::beans;
  36
  37
  38 TYPEINIT1( XMLTextHeaderFooterContext, SvXMLImportContext );
  39
  40 XMLTextHeaderFooterContext::XMLTextHeaderFooterContext( SvXMLImport& rImport, sal_uInt16 nPrfx,
  41                        const OUString& rLName,
  42                        const uno::Reference<
  43                             xml::sax::XAttributeList > &,
  44                         const Reference < XPropertySet > & rPageStylePropSet,
  45                        bool bFooter, bool bLft, bool bFrst ) :
  46     SvXMLImportContext( rImport, nPrfx, rLName ),
  47     xPropSet( rPageStylePropSet ),
  48     sOn( bFooter ? OUString("FooterIsOn") : OUString("HeaderIsOn") ),
  49     sShareContent( bFooter ? OUString("FooterIsShared") : OUString("HeaderIsShared") ),
  50     sShareContentFirst( "FirstIsShared" ),
  51     sText( bFooter ? OUString("FooterText") : OUString("HeaderText") ),
  52     sTextFirst(bFooter ? OUString("FooterTextFirst") : OUString("HeaderTextFirst")),
  53     sTextLeft( bFooter ?  OUString("FooterTextLeft") : OUString("HeaderTextLeft") ),
  54     bInsertContent( true ),
  55     bLeft( bLft ),
  56     bFirst( bFrst )
  57 {
  58     // NOTE: if this ever handles XML_DISPLAY attr then beware of fdo#72850 !
  59     if( bLeft || bFirst )
  60     {
  61         Any aAny;
  62
  63         aAny = xPropSet->getPropertyValue( sOn );
  64         bool bOn = *static_cast<sal_Bool const *>(aAny.getValue());
  65
  66         if( bOn )
  67         {
  68             if (bLeft)
  69             {
  70                 aAny = xPropSet->getPropertyValue( sShareContent );
  71                 bool bShared;
  72                 if (!(aAny >>= bShared))
  73                     assert(false); // should return a value!
  74                 if( bShared )
  75                 {
  76                     // Don't share headers any longer
  77                     bShared = false;
  78                     aAny.setValue( &bShared, cppu::UnoType<bool>::get() );
  79                     xPropSet->setPropertyValue( sShareContent, aAny );
  80                 }
  81             }
  82             if (bFirst)
  83             {
  84                 aAny = xPropSet->getPropertyValue( sShareContentFirst );
  85                 bool bSharedFirst;
  86                 if (!(aAny >>= bSharedFirst))
  87                     assert(false); // should return a value!
  88                 if( bSharedFirst )
  89                 {
  90                     // Don't share first/right headers any longer
  91                     bSharedFirst = false;
  92                     aAny.setValue( &bSharedFirst, cppu::UnoType<bool>::get() );
  93                     xPropSet->setPropertyValue( sShareContentFirst, aAny );
  94                 }
  95             }
  96         }
  97         else
  98         {
  99             // If headers or footers are switched off, no content must be
 100             // inserted.
 101             bInsertContent = false;
 102         }
 103     }
 104 }
 105
 106 XMLTextHeaderFooterContext::~XMLTextHeaderFooterContext()
 107 {
 108 }
 109
 110 SvXMLImportContext *XMLTextHeaderFooterContext::CreateChildContext(
 111     sal_uInt16 nPrefix,
 112     const OUString& rLocalName,
 113     const uno::Reference< xml::sax::XAttributeList > & xAttrList )
 114 {
 115     SvXMLImportContext *pContext = 0;
 116     if( bInsertContent )
 117     {
 118         if( !xOldTextCursor.is() )
 119         {
 120             bool bRemoveContent = true;
 121             Any aAny;
 122             if( bLeft || bFirst )
 123             {
 124                 // Headers and footers are switched on already,
 125                 // and they aren't shared.
 126                 if (bLeft)
 127                     aAny = xPropSet->getPropertyValue( sTextLeft );
 128                 else
 129                     aAny = xPropSet->getPropertyValue( sTextFirst );
 130             }
 131             else
 132             {
 133                 aAny = xPropSet->getPropertyValue( sOn );
 134                 sal_Bool bOn = *static_cast<sal_Bool const *>(aAny.getValue());
 135
 136                 if( !bOn )
 137                 {
 138                     // Switch header on
 139                     bOn = sal_True;
 140                     aAny.setValue( &bOn, cppu::UnoType<bool>::get() );
 141                     xPropSet->setPropertyValue( sOn, aAny );
 142
 143                     // The content has not to be removed, because the header
 144                     // or footer is empty already.
 145                     bRemoveContent = false;
 146                 }
 147
 148                 // If a header or footer is not shared, share it now.
 149                 aAny = xPropSet->getPropertyValue( sShareContent );
 150                 sal_Bool bShared = *static_cast<sal_Bool const *>(aAny.getValue());
 151                 if( !bShared )
 152                 {
 153                     bShared = sal_True;
 154                     aAny.setValue( &bShared, cppu::UnoType<bool>::get() );
 155                     xPropSet->setPropertyValue( sShareContent, aAny );
 156                 }
 157
 158                 aAny = xPropSet->getPropertyValue( sText );
 159             }
 160
 161             Reference < XText > xText;
 162             aAny >>= xText;
 163
 164             if( bRemoveContent )
 165             {
 166                 xText->setString(OUString());
 167                 // fdo#82165 shapes anchored at the beginning or end survive
 168                 // setString("") - kill them the hard way: SwDoc::DelFullPara()
 169                 uno::Reference<text::XParagraphAppend> const xAppend(
 170                         xText, uno::UNO_QUERY_THROW);
 171                 uno::Reference<lang::XComponent> const xPara(
 172                     xAppend->finishParagraph(
 173                         uno::Sequence<beans::PropertyValue>()),
 174                     uno::UNO_QUERY_THROW);
 175                 xPara->dispose();
 176             }
 177
 178             rtl::Reference < XMLTextImportHelper > xTxtImport =
 179                 GetImport().GetTextImport();
 180
 181             xOldTextCursor = xTxtImport->GetCursor();
 182             xTxtImport->SetCursor( xText->createTextCursor() );
 183         }
 184
 185         pContext =
 186             GetImport().GetTextImport()->CreateTextChildContext(
 187                 GetImport(), nPrefix, rLocalName, xAttrList,
 188                 XML_TEXT_TYPE_HEADER_FOOTER );
 189     }
 190     if( !pContext )
 191         pContext = new SvXMLImportContext( GetImport(), nPrefix, rLocalName );
 192
 193     return pContext;
 194 }
 195
 196 void XMLTextHeaderFooterContext::EndElement()
 197 {
 198     if( xOldTextCursor.is() )
 199     {
 200         GetImport().GetTextImport()->DeleteParagraph();
 201         GetImport().GetTextImport()->SetCursor( xOldTextCursor );
 202     }
 203     else if( !bLeft )
 204     {
 205         // If no content has been inserted inro the header or footer,
 206         // switch it off.
 207         sal_Bool bOn = sal_False;
 208         Any aAny;
 209         aAny.setValue( &bOn, cppu::UnoType<bool>::get() );
 210         xPropSet->setPropertyValue( sOn, aAny );
 211     }
 212 }
 213
 214 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */