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