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