forms/source/inc/limitedformats.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.
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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
  20 #ifndef INCLUDED_FORMS_SOURCE_INC_LIMITEDFORMATS_HXX
  21 #define INCLUDED_FORMS_SOURCE_INC_LIMITEDFORMATS_HXX
  22
  23 #include <osl/mutex.hxx>
  24 #include <com/sun/star/util/XNumberFormatsSupplier.hpp>
  25 #include <com/sun/star/uno/XComponentContext.hpp>
  26 #include <com/sun/star/beans/XFastPropertySet.hpp>
  27
  28
  29 namespace frm
  30 {
  31
  32
  33     //= OLimitedFormats
  34
  35     /** maintains translation tables format key <-> enum value
  36         <p>Used for controls which provide a limited number for (standard) formats, which
  37         should be available as format keys.</p>
  38     */
  39     class OLimitedFormats
  40     {
  41     private:
  42         static sal_Int32    s_nInstanceCount;
  43         static ::osl::Mutex s_aMutex;
  44         static css::uno::Reference< css::util::XNumberFormatsSupplier >
  45                             s_xStandardFormats;
  46
  47     protected:
  48         sal_Int32           m_nFormatEnumPropertyHandle;
  49         const sal_Int16     m_nTableId;
  50         css::uno::Reference< css::beans::XFastPropertySet >
  51                             m_xAggregate;
  52
  53     protected:
  54         /** ctor
  55             <p>The class id is used to determine the translation table to use. All instances which
  56             pass the same value here share one table.</p>
  57         */
  58         OLimitedFormats(
  59             const css::uno::Reference< css::uno::XComponentContext >& _rxContext,
  60             const sal_Int16 _nClassId
  61             );
  62         ~OLimitedFormats();
  63
  64     protected:
  65         void setAggregateSet(
  66             const css::uno::Reference< css::beans::XFastPropertySet >& _rxAggregate,
  67             sal_Int32 _nOriginalPropertyHandle
  68         );
  69
  70     protected:
  71         void        getFormatKeyPropertyValue( css::uno::Any& _rValue ) const;
  72         bool    convertFormatKeyPropertyValue(
  73                         css::uno::Any& _rConvertedValue,
  74                         css::uno::Any& _rOldValue,
  75                 const   css::uno::Any& _rNewValue
  76             );
  77         void        setFormatKeyPropertyValue( const css::uno::Any& _rNewValue );
  78         // setFormatKeyPropertyValue should only be called with a value got from convertFormatKeyPropertyValue!
  79
  80         const css::uno::Reference< css::util::XNumberFormatsSupplier >&
  81                     getFormatsSupplier() const { return s_xStandardFormats; }
  82
  83     private:
  84         void acquireSupplier(const css::uno::Reference< css::uno::XComponentContext >& _rxContext);
  85         void releaseSupplier();
  86
  87         static void ensureTableInitialized(const sal_Int16 _nTableId);
  88         static void clearTable(const sal_Int16 _nTableId);
  89     };
  90
  91
  92 }   // namespace frm
  93
  94
  95 #endif // INCLUDED_FORMS_SOURCE_INC_LIMITEDFORMATS_HXX
  96
  97 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */