reportdesign/source/core/api/Functions.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.
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   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 #include <Functions.hxx>
  20 #include <Function.hxx>
  21 #include <core_resource.hxx>
  22 #include <strings.hrc>
  23 #include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
  24 #include <com/sun/star/lang/NoSupportException.hpp>
  25 #include <o3tl/safeint.hxx>
  26 #include <utility>
  27
  28 namespace reportdesign
  29 {
  30
  31     using namespace com::sun::star;
  32
  33 OFunctions::OFunctions(const uno::Reference< report::XFunctionsSupplier >& _xParent,uno::Reference< uno::XComponentContext > context)
  34 :FunctionsBase(m_aMutex)
  35 ,m_aContainerListeners(m_aMutex)
  36 ,m_xContext(std::move(context))
  37 ,m_xParent(_xParent)
  38 {
  39 }
  40
  41 // TODO: VirtualFunctionFinder: This is virtual function!
  42
  43 OFunctions::~OFunctions()
  44 {
  45 }
  46
  47 void SAL_CALL OFunctions::dispose()
  48 {
  49     cppu::WeakComponentImplHelperBase::dispose();
  50 }
  51
  52 // TODO: VirtualFunctionFinder: This is virtual function!
  53
  54 void SAL_CALL OFunctions::disposing()
  55 {
  56     for (auto& rFunction : m_aFunctions)
  57         rFunction->dispose();
  58     m_aFunctions.clear();
  59     lang::EventObject aDisposeEvent( getXWeak() );
  60     m_aContainerListeners.disposeAndClear( aDisposeEvent );
  61     m_xContext.clear();
  62 }
  63
  64 // XFunctionsSupplier
  65
  66 uno::Reference< report::XFunction > SAL_CALL OFunctions::createFunction(  )
  67 {
  68     return new OFunction(m_xContext);
  69 }
  70
  71 // XIndexContainer
  72 void SAL_CALL OFunctions::insertByIndex( ::sal_Int32 Index, const uno::Any& aElement )
  73 {
  74     {
  75         ::osl::MutexGuard aGuard(m_aMutex);
  76         bool bAdd = (Index == static_cast<sal_Int32>(m_aFunctions.size()));
  77         if ( !bAdd )
  78             checkIndex(Index);
  79         uno::Reference< report::XFunction > xFunction(aElement,uno::UNO_QUERY);
  80         if ( !xFunction.is() )
  81             throw lang::IllegalArgumentException(RptResId(RID_STR_ARGUMENT_IS_NULL),*this,2);
  82
  83         if ( bAdd )
  84             m_aFunctions.push_back(xFunction);
  85         else
  86         {
  87             TFunctions::iterator aPos = m_aFunctions.begin();
  88             ::std::advance(aPos,Index);
  89             m_aFunctions.insert(aPos, xFunction);
  90         }
  91         xFunction->setParent(*this);
  92     }
  93     // notify our container listeners
  94     container::ContainerEvent aEvent(static_cast<container::XContainer*>(this), uno::Any(Index), aElement, uno::Any());
  95     m_aContainerListeners.notifyEach(&container::XContainerListener::elementInserted,aEvent);
  96 }
  97
  98
  99 void SAL_CALL OFunctions::removeByIndex( ::sal_Int32 Index )
 100 {
 101     uno::Reference< report::XFunction > xFunction;
 102     {
 103         ::osl::MutexGuard aGuard(m_aMutex);
 104         checkIndex(Index);
 105         TFunctions::iterator aPos = m_aFunctions.begin();
 106         ::std::advance(aPos,Index);
 107         xFunction = *aPos;
 108         m_aFunctions.erase(aPos);
 109         xFunction->setParent(nullptr);
 110     }
 111     container::ContainerEvent aEvent(static_cast<container::XContainer*>(this), uno::Any(Index), uno::Any(xFunction), uno::Any());
 112     m_aContainerListeners.notifyEach(&container::XContainerListener::elementRemoved,aEvent);
 113 }
 114
 115 // XIndexReplace
 116 void SAL_CALL OFunctions::replaceByIndex( ::sal_Int32 Index, const uno::Any& Element )
 117 {
 118     uno::Any aOldElement;
 119     {
 120         ::osl::MutexGuard aGuard(m_aMutex);
 121         checkIndex(Index);
 122         uno::Reference< report::XFunction > xFunction(Element,uno::UNO_QUERY);
 123         if ( !xFunction.is() )
 124             throw lang::IllegalArgumentException(RptResId(RID_STR_ARGUMENT_IS_NULL),*this,2);
 125         TFunctions::iterator aPos = m_aFunctions.begin();
 126         ::std::advance(aPos,Index);
 127         aOldElement <<= *aPos;
 128         *aPos = std::move(xFunction);
 129     }
 130
 131     container::ContainerEvent aEvent(static_cast<container::XContainer*>(this), uno::Any(Index), Element, aOldElement);
 132     m_aContainerListeners.notifyEach(&container::XContainerListener::elementReplaced,aEvent);
 133 }
 134
 135 // XIndexAccess
 136 ::sal_Int32 SAL_CALL OFunctions::getCount(  )
 137 {
 138     ::osl::MutexGuard aGuard(m_aMutex);
 139     return m_aFunctions.size();
 140 }
 141
 142 uno::Any SAL_CALL OFunctions::getByIndex( ::sal_Int32 Index )
 143 {
 144     ::osl::MutexGuard aGuard(m_aMutex);
 145     checkIndex(Index);
 146     TFunctions::const_iterator aPos = m_aFunctions.begin();
 147     ::std::advance(aPos,Index);
 148     return uno::Any(*aPos);
 149 }
 150
 151 // XElementAccess
 152 uno::Type SAL_CALL OFunctions::getElementType(  )
 153 {
 154     return cppu::UnoType<report::XFunction>::get();
 155 }
 156
 157 sal_Bool SAL_CALL OFunctions::hasElements(  )
 158 {
 159     ::osl::MutexGuard aGuard(m_aMutex);
 160     return !m_aFunctions.empty();
 161 }
 162
 163 // XChild
 164 uno::Reference< uno::XInterface > SAL_CALL OFunctions::getParent(  )
 165 {
 166     return m_xParent;
 167 }
 168
 169 void SAL_CALL OFunctions::setParent( const uno::Reference< uno::XInterface >& /*Parent*/ )
 170 {
 171     throw lang::NoSupportException();
 172 }
 173
 174 // XContainer
 175 void SAL_CALL OFunctions::addContainerListener( const uno::Reference< container::XContainerListener >& xListener )
 176 {
 177     m_aContainerListeners.addInterface(xListener);
 178 }
 179
 180 void SAL_CALL OFunctions::removeContainerListener( const uno::Reference< container::XContainerListener >& xListener )
 181 {
 182     m_aContainerListeners.removeInterface(xListener);
 183 }
 184
 185 void OFunctions::checkIndex(sal_Int32 _nIndex)
 186 {
 187     if ( _nIndex < 0 || m_aFunctions.size() <= o3tl::make_unsigned(_nIndex) )
 188         throw lang::IndexOutOfBoundsException();
 189 }
 190
 191 }
 192
 193
 194 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */