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07d85c44998f42545175ee77c192b901b52a30ca
libreoffice/include/comphelper/accessibletexthelper.hxx
Noel Grandin c4a9241f72 new clang plugin: staticmethods 
Genius suggestion from Tor Lillqvist, write a clang plugin that finds
methods that can be static.

Change-Id: Ie6684cc95d088e8750b300a028b49f763da00345
2015-03-27 10:51:08 +02:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_COMPHELPER_ACCESSIBLETEXTHELPER_HXX
#define INCLUDED_COMPHELPER_ACCESSIBLETEXTHELPER_HXX
#include <com/sun/star/accessibility/XAccessibleText.hpp>
#include <com/sun/star/accessibility/TextSegment.hpp>
#include <com/sun/star/i18n/XBreakIterator.hpp>
#include <com/sun/star/i18n/XCharacterClassification.hpp>
#include <comphelper/accessiblecomponenthelper.hxx>
#include <cppuhelper/implbase1.hxx>
#include <comphelper/comphelperdllapi.h>
namespace comphelper
{
// OCommonAccessibleText
/** base class encapsulating common functionality for the helper classes implementing
the XAccessibleText
*/
class COMPHELPER_DLLPUBLIC OCommonAccessibleText
{
private:
::com::sun::star::uno::Reference < ::com::sun::star::i18n::XBreakIterator > m_xBreakIter;
::com::sun::star::uno::Reference < ::com::sun::star::i18n::XCharacterClassification > m_xCharClass;
protected:
OCommonAccessibleText();
virtual ~OCommonAccessibleText();
::com::sun::star::uno::Reference < ::com::sun::star::i18n::XBreakIterator > implGetBreakIterator();
::com::sun::star::uno::Reference < ::com::sun::star::i18n::XCharacterClassification > implGetCharacterClassification();
static bool implIsValidBoundary( ::com::sun::star::i18n::Boundary& rBoundary, sal_Int32 nLength );
static bool implIsValidIndex( sal_Int32 nIndex, sal_Int32 nLength );
static bool implIsValidRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex, sal_Int32 nLength );
virtual OUString implGetText() = 0;
virtual ::com::sun::star::lang::Locale implGetLocale() = 0;
virtual void implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex ) = 0;
void implGetGlyphBoundary( ::com::sun::star::i18n::Boundary& rBoundary, sal_Int32 nIndex );
bool implGetWordBoundary( ::com::sun::star::i18n::Boundary& rBoundary, sal_Int32 nIndex );
void implGetSentenceBoundary( ::com::sun::star::i18n::Boundary& rBoundary, sal_Int32 nIndex );
virtual void implGetParagraphBoundary( ::com::sun::star::i18n::Boundary& rBoundary, sal_Int32 nIndex );
virtual void implGetLineBoundary( ::com::sun::star::i18n::Boundary& rBoundary, sal_Int32 nIndex );
/** non-virtual versions of the methods
*/
sal_Unicode SAL_CALL getCharacter( sal_Int32 nIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
sal_Int32 SAL_CALL getCharacterCount() throw (::com::sun::star::uno::RuntimeException);
OUString SAL_CALL getSelectedText() throw (::com::sun::star::uno::RuntimeException);
sal_Int32 SAL_CALL getSelectionStart() throw (::com::sun::star::uno::RuntimeException);
sal_Int32 SAL_CALL getSelectionEnd() throw (::com::sun::star::uno::RuntimeException);
OUString SAL_CALL getText() throw (::com::sun::star::uno::RuntimeException);
OUString SAL_CALL getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
::com::sun::star::accessibility::TextSegment SAL_CALL getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
::com::sun::star::accessibility::TextSegment SAL_CALL getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
::com::sun::star::accessibility::TextSegment SAL_CALL getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
public:
/** Helper method, that detects the difference between
two strings and returns the deleted selection and
the inserted selection if available.
@returns true if there are differences between the
two strings and false if both are equal
@see ::com::sun::star::accessibility::AccessibleEventId
::com::sun::star::accessibility::TextSegment
*/
static bool implInitTextChangedEvent(
const OUString& rOldString,
const OUString& rNewString,
/*out*/ ::com::sun::star::uno::Any& rDeleted,
/*out*/ ::com::sun::star::uno::Any& rInserted); // throw()
};
// OAccessibleTextHelper
typedef ::cppu::ImplHelper1 < ::com::sun::star::accessibility::XAccessibleText
> OAccessibleTextHelper_Base;
/** a helper class for implementing an AccessibleExtendedComponent which at the same time
supports an XAccessibleText interface
*/
class COMPHELPER_DLLPUBLIC OAccessibleTextHelper : public OAccessibleExtendedComponentHelper,
public OCommonAccessibleText,
public OAccessibleTextHelper_Base
{
protected:
// see the respective base class ctor for an extensive comment on this, please
OAccessibleTextHelper( IMutex* _pExternalLock );
public:
// XInterface
DECLARE_XINTERFACE( )
// XTypeProvider
DECLARE_XTYPEPROVIDER( )
// XAccessibleText
virtual sal_Unicode SAL_CALL getCharacter( sal_Int32 nIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual sal_Int32 SAL_CALL getCharacterCount() throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual OUString SAL_CALL getSelectedText() throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual sal_Int32 SAL_CALL getSelectionStart() throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual sal_Int32 SAL_CALL getSelectionEnd() throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual OUString SAL_CALL getText() throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual OUString SAL_CALL getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual ::com::sun::star::accessibility::TextSegment SAL_CALL getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual ::com::sun::star::accessibility::TextSegment SAL_CALL getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
virtual ::com::sun::star::accessibility::TextSegment SAL_CALL getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
};
} // namespace comphelper
#endif // INCLUDED_COMPHELPER_ACCESSIBLETEXTHELPER_HXX
// OAccessibleTextHelper is a helper class for implementing the
// XAccessibleText interface.
// The following methods have a default implementation:
// getCharacter
// getCharacterCount
// getSelectedText
// getSelectionStart
// getSelectionEnd
// getText
// getTextRange
// getTextAtIndex
// getTextBeforeIndex
// getTextBehindIndex
// The following methods must be overridden by derived classes:
// implGetText
// implGetLocale
// implGetSelection
// getCaretPosition
// setCaretPosition
// getCharacterAttributes
// getCharacterBounds
// getIndexAtPoint
// setSelection
// copyText
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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