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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef __com_sun_star_accessibility_XAccessibleMultiLineText_idl__
#define __com_sun_star_accessibility_XAccessibleMultiLineText_idl__
#ifndef __com_sun_star_accessibility_XAccessibleText_idl__
#include <com/sun/star/accessibility/XAccessibleText.idl>
#endif
#ifndef __com_sun_star_lang_IndexOutOfBoundsException_idl__
#include <com/sun/star/lang/IndexOutOfBoundsException.idl>
#endif
#ifndef __com_sun_star_beans_PropertyValue_idl__
#include <com/sun/star/beans/PropertyValue.idl>
#endif
module com { module sun { module star { module accessibility {
/** Implement this interface to give provide a mapping between text index
and line numbers.
<p>This interface is typically used in conjunction with the
<type>XAccessibleText</type> interface and extents it with a notion
of line numbers</p>
@since OOo 3.0.0
*/
/// not yet published
interface XAccessibleMultiLineText
: ::com::sun::star::accessibility::XAccessibleText
{
/** Returns the line number at the specified index.
<p>For a text object that is spread over multiple lines, this method
provides a mapping from a text index to the corresponding line number.
</p>
@param nIndex
Index for which the line number should be returned.
The valid range is 0..length.
@return
Returns the line number of the specified text index.
@throws ::com::sun::star::lang::IndexOutOfBoundsException
if the index is invalid.
*/
long getLineNumberAtIndex([in] long nIndex)
raises (::com::sun::star::lang::IndexOutOfBoundsException);
/** Retuns the text of the specified line.
<p>Returns the substring of text that makes up the specified line
number.</p>
<p>The number of lines can be obtained by calling
<member>XAccessibleMultiLineText::getLineNumberAtIndex</member>
with the index of the last character. In a loop, the last line
has been reached when <member>TextSegment::SegmentEnd</member>
of the returned value is equal to the index of the last
character of the text.</p>
@param nLineNo
The number of the line to return the substring from.
The valid range is 0..getLineNumberAtIndex(getCharacterCount()).
@return
Returns the requested text portion. This portion may be empty
or invalid when no appropriate text portion is found.
@throws ::com::sun::star::lang::IndexOutOfBoundsException
if the line number is invalid
*/
TextSegment getTextAtLineNumber([in] long nLineNo)
raises (::com::sun::star::lang::IndexOutOfBoundsException);
/** Returns the text of the line in which the caret is located.
<p>The substring returned will most of the time be identical to
calling <member>XAccessibleText::getTextAtIndex</member> with
the index returned by <member>XAccessibleText::getCaretPosition</member>
and type <const scope="AccessibleTextType">LINE</type> beside the
following special case:</p>
<p>Some text implementations place the caret at the end of the current
line when the <b>End</b> key gets pressed. Since the index of this position
is identical to the one of the first character of the following line,
<member>XAccessibleMultiLineText::getLineNumberAtIndex</member> will
return the line following the current one in this case.</p>
@return
Returns the requested text portion. This portion may be empty
or invalid if the paragraph object does not have a valid caret
position.
*/
TextSegment getTextAtLineWithCaret();
/** Returns the number of the line in which the caret is located.
<p>The line number returned will most of the time be identical to
calling <member>XAccessibleMultiLineText::getLineNumberAtIndex</member>
with the index returned by <member>XAccessibleText::getCaretPosition</member>
beside the following special case:</p>
<p>Some text implementations place the caret at the end of the current
line when the <b>End</b> key gets pressed. Since the index of this position
is identical to the one of the first character of the following line,
<member>XAccessibleMultiLineText::getLineNumberAtIndex</member> will
return the line following the current one in this case.</p>
@return
Returns the index of the line in which the caret is located or -1
if the paragraph does not have a valid caret position.
*/
long getNumberOfLineWithCaret();
};
}; }; }; };
#endif
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