sd/source/ui/unoidl/SdUnoSlideView.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 <cppuhelper/supportsservice.hxx>
  21
  22 #include <DrawController.hxx>
  23 #include <SdUnoSlideView.hxx>
  24
  25 #include <SlideSorter.hxx>
  26 #include <controller/SlideSorterController.hxx>
  27 #include <controller/SlsPageSelector.hxx>
  28 #include <controller/SlsCurrentSlideManager.hxx>
  29 #include <model/SlsPageEnumerationProvider.hxx>
  30 #include <model/SlsPageDescriptor.hxx>
  31 #include <sdpage.hxx>
  32 #include <com/sun/star/beans/XPropertySet.hpp>
  33
  34 using namespace ::com::sun::star;
  35 using namespace ::com::sun::star::uno;
  36
  37 namespace sd {
  38
  39 SdUnoSlideView::SdUnoSlideView (
  40     slidesorter::SlideSorter& rSlideSorter) noexcept
  41     : mrSlideSorter(rSlideSorter)
  42 {
  43 }
  44
  45 SdUnoSlideView::~SdUnoSlideView() noexcept
  46 {
  47 }
  48
  49 //----- XSelectionSupplier ----------------------------------------------------
  50
  51 sal_Bool SAL_CALL SdUnoSlideView::select (const Any& aSelection)
  52 {
  53     slidesorter::controller::SlideSorterController& rSlideSorterController
  54         = mrSlideSorter.GetController();
  55     slidesorter::controller::PageSelector& rSelector (rSlideSorterController.GetPageSelector());
  56     rSelector.DeselectAllPages();
  57     Sequence<Reference<drawing::XDrawPage> > xPages;
  58     aSelection >>= xPages;
  59     for (const auto& rPage : xPages)
  60     {
  61         Reference<beans::XPropertySet> xSet (rPage, UNO_QUERY);
  62         if (xSet.is())
  63         {
  64             try
  65             {
  66                 Any aNumber = xSet->getPropertyValue(u"Number"_ustr);
  67                 sal_Int32 nPageNumber = 0;
  68                 aNumber >>= nPageNumber;
  69                 nPageNumber -=1; // Transform 1-based page numbers to 0-based ones.
  70                 rSelector.SelectPage(nPageNumber);
  71             }
  72             catch (const RuntimeException&)
  73             {
  74             }
  75         }
  76     }
  77
  78     return true;
  79 }
  80
  81 Any SAL_CALL SdUnoSlideView::getSelection()
  82 {
  83     Any aResult;
  84
  85     slidesorter::model::PageEnumeration aSelectedPages (
  86         slidesorter::model::PageEnumerationProvider::CreateSelectedPagesEnumeration(
  87             mrSlideSorter.GetModel()));
  88     int nSelectedPageCount (
  89         mrSlideSorter.GetController().GetPageSelector().GetSelectedPageCount());
  90
  91     Sequence<Reference<XInterface> > aPages(nSelectedPageCount);
  92     auto aPagesRange = asNonConstRange(aPages);
  93     int nIndex = 0;
  94     while (aSelectedPages.HasMoreElements() && nIndex<nSelectedPageCount)
  95     {
  96         slidesorter::model::SharedPageDescriptor pDescriptor (aSelectedPages.GetNextElement());
  97         aPagesRange[nIndex++] = pDescriptor->GetPage()->getUnoPage();
  98     }
  99     aResult <<= aPages;
 100
 101     return aResult;
 102 }
 103
 104 void SAL_CALL SdUnoSlideView::addSelectionChangeListener (
 105     const css::uno::Reference<css::view::XSelectionChangeListener>&)
 106 {}
 107
 108 void SAL_CALL SdUnoSlideView::removeSelectionChangeListener (
 109     const css::uno::Reference<css::view::XSelectionChangeListener>&)
 110 {}
 111
 112 //----- XDrawView -------------------------------------------------------------
 113
 114 void SAL_CALL SdUnoSlideView::setCurrentPage (
 115     const css::uno::Reference<css::drawing::XDrawPage>& rxDrawPage)
 116 {
 117     Reference<beans::XPropertySet> xProperties (rxDrawPage, UNO_QUERY);
 118     if (xProperties.is())
 119     {
 120         sal_uInt16 nPageNumber(0);
 121         if (xProperties->getPropertyValue(u"Number"_ustr) >>= nPageNumber)
 122         {
 123             mrSlideSorter.GetController().GetCurrentSlideManager()->SwitchCurrentSlide(
 124                 nPageNumber-1);
 125         }
 126     }
 127 }
 128
 129 css::uno::Reference<css::drawing::XDrawPage > SAL_CALL
 130     SdUnoSlideView::getCurrentPage()
 131 {
 132     return mrSlideSorter.GetController().GetCurrentSlideManager()->GetCurrentSlide()->GetXDrawPage();
 133 }
 134
 135 //----- XFastPropertySet ------------------------------------------------------
 136
 137 void SdUnoSlideView::setFastPropertyValue (
 138     sal_Int32 nHandle,
 139         const Any&)
 140 {
 141     throw beans::UnknownPropertyException( OUString::number(nHandle), static_cast<cppu::OWeakObject*>(this));
 142 }
 143
 144 Any SAL_CALL SdUnoSlideView::getFastPropertyValue (
 145     sal_Int32 nHandle)
 146 {
 147     if( nHandle != DrawController::PROPERTY_VIEWOFFSET )
 148         throw beans::UnknownPropertyException( OUString::number(nHandle), static_cast<cppu::OWeakObject*>(this));
 149
 150     return Any();
 151 }
 152
 153 // XServiceInfo
 154 OUString SAL_CALL SdUnoSlideView::getImplementationName(  )
 155 {
 156     return u"com.sun.star.comp.sd.SdUnoSlideView"_ustr;
 157 }
 158
 159 sal_Bool SAL_CALL SdUnoSlideView::supportsService( const OUString& ServiceName )
 160 {
 161     return cppu::supportsService( this, ServiceName );
 162 }
 163
 164 Sequence< OUString > SAL_CALL SdUnoSlideView::getSupportedServiceNames(  )
 165 {
 166     return { u"com.sun.star.presentation.SlidesView"_ustr };
 167 }
 168
 169 } // end of namespace sd
 170
 171 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */