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office-gobmx/accessibility/source/extended/textwindowaccessibility.cxx
Rüdiger Timm 9070c17ce4 CWS-TOOLING: integrate CWS cmcfixes51 
2008-12-08 10:12:55 +0100 cmc  r264975 : #i96203# protect with ifdefs to avoid unused symbol on mac
2008-12-05 12:23:47 +0100 cmc  r264898 : CWS-TOOLING: rebase CWS cmcfixes51 to trunk@264807 (milestone: DEV300:m37)
2008-12-01 14:45:17 +0100 cmc  r264606 : #i76655# ehlos apparently required
2008-11-28 17:49:30 +0100 cmc  r264567 : #i96655# remove newly unused method
2008-11-28 10:41:28 +0100 cmc  r264531 : #i96647# better ppc-bridges flushCode impl
2008-11-27 12:58:40 +0100 cmc  r264478 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 12:32:49 +0100 cmc  r264476 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 12:26:02 +0100 cmc  r264475 : #i96655# redundant old table export helpers
2008-11-27 11:49:06 +0100 cmc  r264473 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 11:38:35 +0100 cmc  r264471 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 11:14:21 +0100 cmc  r264467 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 11:06:22 +0100 cmc  r264464 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 10:58:18 +0100 cmc  r264462 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 10:41:44 +0100 cmc  r264461 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 10:19:24 +0100 cmc  r264460 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 10:13:39 +0100 cmc  r264459 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 10:06:14 +0100 cmc  r264458 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 09:59:54 +0100 cmc  r264457 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 09:52:51 +0100 cmc  r264456 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 09:48:26 +0100 cmc  r264454 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 09:40:20 +0100 cmc  r264452 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 09:35:26 +0100 cmc  r264451 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 09:31:00 +0100 cmc  r264450 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 09:24:08 +0100 cmc  r264449 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 00:26:15 +0100 cmc  r264443 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 00:21:01 +0100 cmc  r264442 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-27 00:09:40 +0100 cmc  r264441 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 23:51:56 +0100 cmc  r264440 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 23:49:09 +0100 cmc  r264439 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 18:09:54 +0100 cmc  r264432 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 18:07:40 +0100 cmc  r264431 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 17:28:02 +0100 cmc  r264429 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 17:27:39 +0100 cmc  r264428 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 17:18:36 +0100 cmc  r264426 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 16:22:16 +0100 cmc  r264415 : #i96624# make implicit braces and brackets explicit to avoid warnings
2008-11-26 16:00:23 +0100 cmc  r264409 : #i90426# remove warnings from svtools
2008-11-26 15:59:17 +0100 cmc  r264408 : #i90426# remove warnings
2008-11-26 15:47:32 +0100 cmc  r264404 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 14:46:57 +0100 cmc  r264394 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 14:19:50 +0100 cmc  r264387 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 14:15:26 +0100 cmc  r264386 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 14:11:26 +0100 cmc  r264384 : #i96084# confirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 13:44:23 +0100 cmc  r264380 : #i96084# comfirm existing logic with explicit brackets to remove new gcc warnings
2008-11-26 13:12:24 +0100 cmc  r264372 : #i96604# silence new warnings
2008-11-26 12:35:02 +0100 cmc  r264369 : #i96203# make qstarter work in 3-layer land
2008-11-26 12:33:04 +0100 cmc  r264368 : #i96170# ensure gtypes are up and running
2008-12-11 07:05:03 +00:00

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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: textwindowaccessibility.cxx,v $
* $Revision: 1.7 $
*
* 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.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_accessibility.hxx"
#ifndef _TOOLKIT_AWT_VCLXACCESSIBLECOMPONENT_HXX_
#include <accessibility/extended/textwindowaccessibility.hxx>
#endif
#include "comphelper/accessibleeventnotifier.hxx"
#include "unotools/accessiblerelationsethelper.hxx"
#include <unotools/accessiblestatesethelper.hxx>
#include <vcl/window.hxx>
#include <toolkit/helper/convert.hxx>
#include <algorithm>
#include <vector>
#include <hash_map>
namespace css = ::com::sun::star;
namespace accessibility
{
// Both ::osl::Mutex and ParagraphBase implement acquire and release, and thus
// ::rtl::Reference< Paragraph > does not work. So ParagraphImpl was factored
// out and ::rtl::Reference< ParagraphImpl > is used instead.
class Paragraph: private ::osl::Mutex, public ParagraphImpl
{
public:
inline Paragraph(::rtl::Reference< Document > const & rDocument,
Paragraphs::size_type nNumber):
ParagraphImpl(rDocument, nNumber, *this) {}
};
void SfxListenerGuard::startListening(::SfxBroadcaster & rNotifier)
{
OSL_ENSURE(m_pNotifier == 0, "called more than once");
m_pNotifier = &rNotifier;
m_rListener.StartListening(*m_pNotifier, true);
}
void SfxListenerGuard::endListening()
{
if (m_pNotifier != 0)
{
m_rListener.EndListening(*m_pNotifier);
m_pNotifier = 0;
}
}
void WindowListenerGuard::startListening(::Window & rNotifier)
{
OSL_ENSURE(m_pNotifier == 0, "called more than once");
m_pNotifier = &rNotifier;
m_pNotifier->AddEventListener(m_aListener);
}
void WindowListenerGuard::endListening()
{
if (m_pNotifier != 0)
{
m_pNotifier->RemoveEventListener(m_aListener);
m_pNotifier = 0;
}
}
ParagraphImpl::ParagraphImpl(::rtl::Reference< Document > const & rDocument,
Paragraphs::size_type nNumber,
::osl::Mutex & rMutex):
ParagraphBase(rMutex),
m_xDocument(rDocument),
m_nNumber(nNumber),
m_nClientId(0)
{
m_aParagraphText = m_xDocument->retrieveParagraphText(this);
}
void
ParagraphImpl::numberChanged(bool bIncremented)
{
if (bIncremented)
++m_nNumber;
else
--m_nNumber;
}
void ParagraphImpl::textChanged()
{
::rtl::OUString aParagraphText = implGetText();
::css::uno::Any aOldValue, aNewValue;
if ( implInitTextChangedEvent( m_aParagraphText, aParagraphText, aOldValue, aNewValue ) )
{
m_aParagraphText = aParagraphText;
notifyEvent(::css::accessibility::AccessibleEventId::
TEXT_CHANGED,
aOldValue, aNewValue);
}
}
void ParagraphImpl::notifyEvent(::sal_Int16 nEventId,
::css::uno::Any const & rOldValue,
::css::uno::Any const & rNewValue)
{
if (m_nClientId)
comphelper::AccessibleEventNotifier::addEvent( m_nClientId, ::css::accessibility::AccessibleEventObject(
static_cast< ::cppu::OWeakObject * >(this),
nEventId, rNewValue, rOldValue) );
}
// virtual
::css::uno::Reference< ::css::accessibility::XAccessibleContext > SAL_CALL
ParagraphImpl::getAccessibleContext() throw (::css::uno::RuntimeException)
{
checkDisposed();
return this;
}
// virtual
::sal_Int32 SAL_CALL ParagraphImpl::getAccessibleChildCount()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return 0;
}
// virtual
::css::uno::Reference< ::css::accessibility::XAccessible > SAL_CALL
ParagraphImpl::getAccessibleChild(::sal_Int32)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" ParagraphImpl::getAccessibleChild")),
static_cast< ::css::uno::XWeak * >(this));
}
// virtual
::css::uno::Reference< ::css::accessibility::XAccessible > SAL_CALL
ParagraphImpl::getAccessibleParent()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return m_xDocument->getAccessible();
}
// virtual
::sal_Int32 SAL_CALL ParagraphImpl::getAccessibleIndexInParent()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return m_xDocument->retrieveParagraphIndex(this);
}
// virtual
::sal_Int16 SAL_CALL ParagraphImpl::getAccessibleRole()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return ::css::accessibility::AccessibleRole::PARAGRAPH;
}
// virtual
::rtl::OUString SAL_CALL ParagraphImpl::getAccessibleDescription()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return ::rtl::OUString();
}
// virtual
::rtl::OUString SAL_CALL ParagraphImpl::getAccessibleName()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return ::rtl::OUString();
}
// virtual
::css::uno::Reference< ::css::accessibility::XAccessibleRelationSet >
SAL_CALL ParagraphImpl::getAccessibleRelationSet()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return m_xDocument->retrieveParagraphRelationSet( this );
}
// virtual
::css::uno::Reference< ::css::accessibility::XAccessibleStateSet >
SAL_CALL ParagraphImpl::getAccessibleStateSet()
throw (::css::uno::RuntimeException)
{
checkDisposed();
// FIXME Notification of changes (STATE_CHANGED) missing when
// m_rView.IsReadOnly() changes:
return new ::utl::AccessibleStateSetHelper(
m_xDocument->retrieveParagraphState(this));
}
// virtual
::css::lang::Locale SAL_CALL ParagraphImpl::getLocale()
throw (::css::accessibility::IllegalAccessibleComponentStateException,
::css::uno::RuntimeException)
{
checkDisposed();
return m_xDocument->retrieveLocale();
}
// virtual
::sal_Bool SAL_CALL ParagraphImpl::containsPoint(::css::awt::Point const & rPoint)
throw (::css::uno::RuntimeException)
{
checkDisposed();
::css::awt::Rectangle aRect(m_xDocument->retrieveParagraphBounds(this,
false));
return rPoint.X >= 0 && rPoint.X < aRect.Width
&& rPoint.Y >= 0 && rPoint.Y < aRect.Height;
}
// virtual
::css::uno::Reference< ::css::accessibility::XAccessible > SAL_CALL
ParagraphImpl::getAccessibleAtPoint(::css::awt::Point const &)
throw (::css::uno::RuntimeException)
{
checkDisposed();
return 0;
}
// virtual
::css::awt::Rectangle SAL_CALL ParagraphImpl::getBounds()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return m_xDocument->retrieveParagraphBounds(this, false);
}
// virtual
::css::awt::Point SAL_CALL ParagraphImpl::getLocation()
throw (::css::uno::RuntimeException)
{
checkDisposed();
::css::awt::Rectangle aRect(m_xDocument->retrieveParagraphBounds(this,
false));
return ::css::awt::Point(aRect.X, aRect.Y);
}
// virtual
::css::awt::Point SAL_CALL ParagraphImpl::getLocationOnScreen()
throw (::css::uno::RuntimeException)
{
checkDisposed();
::css::awt::Rectangle aRect(m_xDocument->retrieveParagraphBounds(this,
true));
return ::css::awt::Point(aRect.X, aRect.Y);
}
// virtual
::css::awt::Size SAL_CALL ParagraphImpl::getSize()
throw (::css::uno::RuntimeException)
{
checkDisposed();
::css::awt::Rectangle aRect(m_xDocument->retrieveParagraphBounds(this,
false));
return ::css::awt::Size(aRect.Width, aRect.Height);
}
// virtual
void SAL_CALL ParagraphImpl::grabFocus() throw (::css::uno::RuntimeException)
{
checkDisposed();
Window* pWindow = m_xDocument->GetWindow();
if ( pWindow )
{
pWindow->GrabFocus();
}
try
{
m_xDocument->changeParagraphSelection(this, 0, 0);
}
catch (::css::lang::IndexOutOfBoundsException & rEx)
{
OSL_TRACE(
"textwindowaccessibility.cxx: ParagraphImpl::grabFocus:"
" caught unexpected %s\n",
::rtl::OUStringToOString(rEx.Message, RTL_TEXTENCODING_UTF8).
getStr());
}
}
// virtual
::css::uno::Any SAL_CALL ParagraphImpl::getAccessibleKeyBinding()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return ::css::uno::Any();
}
// virtual
::css::util::Color SAL_CALL ParagraphImpl::getForeground()
throw (::css::uno::RuntimeException)
{
return 0; // TODO
}
// virtual
::css::util::Color SAL_CALL ParagraphImpl::getBackground()
throw (::css::uno::RuntimeException)
{
return 0; // TODO
}
// virtual
::sal_Int32 SAL_CALL ParagraphImpl::getCaretPosition()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return m_xDocument->retrieveParagraphCaretPosition(this);
}
// virtual
::sal_Bool SAL_CALL ParagraphImpl::setCaretPosition(::sal_Int32 nIndex)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
m_xDocument->changeParagraphSelection(this, nIndex, nIndex);
return true;
}
// virtual
::sal_Unicode SAL_CALL ParagraphImpl::getCharacter(::sal_Int32 nIndex)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
return OCommonAccessibleText::getCharacter(nIndex);
}
// virtual
::css::uno::Sequence< ::css::beans::PropertyValue > SAL_CALL
ParagraphImpl::getCharacterAttributes(::sal_Int32 nIndex, const ::com::sun::star::uno::Sequence< ::rtl::OUString >& aRequestedAttributes)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
return m_xDocument->retrieveCharacterAttributes( this, nIndex, aRequestedAttributes );
}
// virtual
::css::awt::Rectangle SAL_CALL
ParagraphImpl::getCharacterBounds(::sal_Int32 nIndex)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
::css::awt::Rectangle aBounds(m_xDocument->retrieveCharacterBounds(this, nIndex));
::css::awt::Rectangle aParaBounds(m_xDocument->retrieveParagraphBounds(this, false));
aBounds.X -= aParaBounds.X;
aBounds.Y -= aParaBounds.Y;
return aBounds;
}
// virtual
::sal_Int32 SAL_CALL ParagraphImpl::getCharacterCount()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return OCommonAccessibleText::getCharacterCount();
}
// virtual
::sal_Int32 SAL_CALL
ParagraphImpl::getIndexAtPoint(::css::awt::Point const & rPoint)
throw (::css::uno::RuntimeException)
{
checkDisposed();
::css::awt::Point aPoint(rPoint);
::css::awt::Rectangle aParaBounds(m_xDocument->retrieveParagraphBounds(this, false));
aPoint.X += aParaBounds.X;
aPoint.Y += aParaBounds.Y;
return m_xDocument->retrieveCharacterIndex(this, aPoint);
}
// virtual
::rtl::OUString SAL_CALL ParagraphImpl::getSelectedText()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return OCommonAccessibleText::getSelectedText();
}
// virtual
::sal_Int32 SAL_CALL ParagraphImpl::getSelectionStart()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return OCommonAccessibleText::getSelectionStart();
}
// virtual
::sal_Int32 SAL_CALL ParagraphImpl::getSelectionEnd()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return OCommonAccessibleText::getSelectionEnd();
}
// virtual
::sal_Bool SAL_CALL ParagraphImpl::setSelection(::sal_Int32 nStartIndex,
::sal_Int32 nEndIndex)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
m_xDocument->changeParagraphSelection(this, nStartIndex, nEndIndex);
return true;
}
// virtual
::rtl::OUString SAL_CALL ParagraphImpl::getText()
throw (::css::uno::RuntimeException)
{
checkDisposed();
return OCommonAccessibleText::getText();
}
// virtual
::rtl::OUString SAL_CALL ParagraphImpl::getTextRange(::sal_Int32 nStartIndex,
::sal_Int32 nEndIndex)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
return OCommonAccessibleText::getTextRange(nStartIndex, nEndIndex);
}
// virtual
::com::sun::star::accessibility::TextSegment SAL_CALL ParagraphImpl::getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
{
checkDisposed();
return OCommonAccessibleText::getTextAtIndex(nIndex, aTextType);
}
// virtual
::com::sun::star::accessibility::TextSegment SAL_CALL ParagraphImpl::getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
{
checkDisposed();
return OCommonAccessibleText::getTextBeforeIndex(nIndex, aTextType);
}
// virtual
::com::sun::star::accessibility::TextSegment SAL_CALL ParagraphImpl::getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
{
checkDisposed();
return OCommonAccessibleText::getTextBehindIndex(nIndex, aTextType);
}
// virtual
::sal_Bool SAL_CALL ParagraphImpl::copyText(::sal_Int32 nStartIndex,
::sal_Int32 nEndIndex)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
m_xDocument->copyParagraphText(this, nStartIndex, nEndIndex);
return true;
}
// virtual
::sal_Bool SAL_CALL ParagraphImpl::cutText(::sal_Int32 nStartIndex,
::sal_Int32 nEndIndex)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
m_xDocument->changeParagraphText(this, nStartIndex, nEndIndex, true, false,
::rtl::OUString());
return true;
}
// virtual
::sal_Bool SAL_CALL ParagraphImpl::pasteText(::sal_Int32 nIndex)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
m_xDocument->changeParagraphText(this, nIndex, nIndex, false, true,
::rtl::OUString());
return true;
}
// virtual
::sal_Bool SAL_CALL ParagraphImpl::deleteText(::sal_Int32 nStartIndex,
::sal_Int32 nEndIndex)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
m_xDocument->changeParagraphText(this, nStartIndex, nEndIndex, false, false,
::rtl::OUString());
return true;
}
// virtual
::sal_Bool SAL_CALL ParagraphImpl::insertText(::rtl::OUString const & rText,
::sal_Int32 nIndex)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
m_xDocument->changeParagraphText(this, nIndex, nIndex, false, false, rText);
return true;
}
// virtual
::sal_Bool SAL_CALL
ParagraphImpl::replaceText(::sal_Int32 nStartIndex, ::sal_Int32 nEndIndex,
::rtl::OUString const & rReplacement)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
m_xDocument->changeParagraphText(this, nStartIndex, nEndIndex, false, false,
rReplacement);
return true;
}
// virtual
::sal_Bool SAL_CALL ParagraphImpl::setAttributes(
::sal_Int32 nStartIndex, ::sal_Int32 nEndIndex,
::css::uno::Sequence< ::css::beans::PropertyValue > const & rAttributeSet)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
m_xDocument->changeParagraphAttributes(this, nStartIndex, nEndIndex,
rAttributeSet);
return true;
}
// virtual
::sal_Bool SAL_CALL ParagraphImpl::setText(::rtl::OUString const & rText)
throw (::css::uno::RuntimeException)
{
checkDisposed();
m_xDocument->changeParagraphText(this, rText);
return true;
}
// virtual
::css::uno::Sequence< ::css::beans::PropertyValue > SAL_CALL
ParagraphImpl::getDefaultAttributes(const ::css::uno::Sequence< ::rtl::OUString >& RequestedAttributes)
throw (::css::uno::RuntimeException)
{
checkDisposed();
return m_xDocument->retrieveDefaultAttributes( this, RequestedAttributes );
}
// virtual
::css::uno::Sequence< ::css::beans::PropertyValue > SAL_CALL
ParagraphImpl::getRunAttributes(::sal_Int32 Index, const ::css::uno::Sequence< ::rtl::OUString >& RequestedAttributes)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
return m_xDocument->retrieveRunAttributes( this, Index, RequestedAttributes );
}
// virtual
::sal_Int32 SAL_CALL ParagraphImpl::getLineNumberAtIndex( ::sal_Int32 nIndex )
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
::sal_Int32 nLineNo = -1;
::css::i18n::Boundary aBoundary =
m_xDocument->retrieveParagraphLineBoundary( this, nIndex, &nLineNo );
return nLineNo;
}
// virtual
::css::accessibility::TextSegment SAL_CALL ParagraphImpl::getTextAtLineNumber( ::sal_Int32 nLineNo )
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
checkDisposed();
::css::i18n::Boundary aBoundary =
m_xDocument->retrieveParagraphBoundaryOfLine( this, nLineNo );
return ::css::accessibility::TextSegment( getTextRange(aBoundary.startPos, aBoundary.endPos),
aBoundary.startPos, aBoundary.endPos);
}
// virtual
::css::accessibility::TextSegment SAL_CALL ParagraphImpl::getTextAtLineWithCaret( )
throw (::css::uno::RuntimeException)
{
checkDisposed();
sal_Int32 nLineNo = getNumberOfLineWithCaret();
try {
return ( nLineNo >= 0 ) ?
getTextAtLineNumber( nLineNo ) :
::css::accessibility::TextSegment();
} catch (const ::css::lang::IndexOutOfBoundsException&) {
throw ::css::uno::RuntimeException(
::rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" ParagraphImpl::getTextAtLineWithCaret") ),
static_cast< ::css::uno::XWeak * >( this ) );
}
}
// virtual
::sal_Int32 SAL_CALL ParagraphImpl::getNumberOfLineWithCaret( )
throw (::css::uno::RuntimeException)
{
checkDisposed();
return m_xDocument->retrieveParagraphLineWithCursor(this);
}
// virtual
void SAL_CALL ParagraphImpl::addEventListener(
::css::uno::Reference<
::css::accessibility::XAccessibleEventListener > const & rListener)
throw (::css::uno::RuntimeException)
{
if (rListener.is())
{
::osl::ClearableMutexGuard aGuard(rBHelper.rMutex);
if (rBHelper.bDisposed || rBHelper.bInDispose)
{
aGuard.clear();
rListener->disposing(::css::lang::EventObject(
static_cast< ::cppu::OWeakObject * >(this)));
}
else
{
if (!m_nClientId)
m_nClientId = comphelper::AccessibleEventNotifier::registerClient( );
comphelper::AccessibleEventNotifier::addEventListener( m_nClientId, rListener );
}
}
}
// virtual
void SAL_CALL ParagraphImpl::removeEventListener(
::css::uno::Reference<
::css::accessibility::XAccessibleEventListener > const & rListener)
throw (::css::uno::RuntimeException)
{
comphelper::AccessibleEventNotifier::TClientId nId = 0;
{
::osl::ClearableMutexGuard aGuard(rBHelper.rMutex);
if (rListener.is() && m_nClientId != 0
&& comphelper::AccessibleEventNotifier::removeEventListener( m_nClientId, rListener ) == 0)
{
nId = m_nClientId;
m_nClientId = 0;
}
}
if (nId != 0)
{
// no listeners anymore
// -> revoke ourself. This may lead to the notifier thread dying (if we were the last client),
// and at least to us not firing any events anymore, in case somebody calls
// NotifyAccessibleEvent, again
comphelper::AccessibleEventNotifier::revokeClient(nId);
}
}
// virtual
void SAL_CALL ParagraphImpl::disposing()
{
comphelper::AccessibleEventNotifier::TClientId nId = 0;
{
::osl::ClearableMutexGuard aGuard(rBHelper.rMutex);
nId = m_nClientId;
m_nClientId = 0;
}
if (nId != 0)
comphelper::AccessibleEventNotifier::revokeClientNotifyDisposing(nId, *this);
}
// virtual
::rtl::OUString ParagraphImpl::implGetText()
{
return m_xDocument->retrieveParagraphText(this);
}
// virtual
::css::lang::Locale ParagraphImpl::implGetLocale()
{
return m_xDocument->retrieveLocale();
}
// virtual
void ParagraphImpl::implGetSelection(::sal_Int32 & rStartIndex,
::sal_Int32 & rEndIndex)
{
m_xDocument->retrieveParagraphSelection(this, &rStartIndex, &rEndIndex);
}
// virtual
void ParagraphImpl::implGetParagraphBoundary( ::css::i18n::Boundary& rBoundary,
::sal_Int32 nIndex )
{
::rtl::OUString sText( implGetText() );
::sal_Int32 nLength = sText.getLength();
if ( implIsValidIndex( nIndex, nLength ) )
{
rBoundary.startPos = 0;
rBoundary.endPos = nLength;
}
else
{
rBoundary.startPos = nIndex;
rBoundary.endPos = nIndex;
}
}
// virtual
void ParagraphImpl::implGetLineBoundary( ::css::i18n::Boundary& rBoundary,
::sal_Int32 nIndex )
{
::rtl::OUString sText( implGetText() );
::sal_Int32 nLength = sText.getLength();
if ( implIsValidIndex( nIndex, nLength ) || nIndex == nLength )
{
::css::i18n::Boundary aBoundary =
m_xDocument->retrieveParagraphLineBoundary( this, nIndex );
rBoundary.startPos = aBoundary.startPos;
rBoundary.endPos = aBoundary.endPos;
}
else
{
rBoundary.startPos = nIndex;
rBoundary.endPos = nIndex;
}
}
void ParagraphImpl::checkDisposed()
{
::osl::MutexGuard aGuard(rBHelper.rMutex);
if (!(rBHelper.bDisposed || rBHelper.bInDispose))
return;
throw ::css::lang::DisposedException(
::rtl::OUString(), static_cast< ::css::uno::XWeak * >(this));
}
Document::Document(::VCLXWindow * pVclXWindow, ::TextEngine & rEngine,
::TextView & rView, bool bCompoundControlChild):
VCLXAccessibleComponent(pVclXWindow),
m_xAccessible(pVclXWindow),
m_rEngine(rEngine),
m_rView(rView),
m_aEngineListener(*this),
m_aViewListener(LINK(this, Document, WindowEventHandler)),
m_bCompoundControlChild(bCompoundControlChild)
{}
::css::lang::Locale Document::retrieveLocale()
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
return m_rEngine.GetLocale();
}
::sal_Int32 Document::retrieveParagraphIndex(ParagraphImpl const * pParagraph)
{
::osl::MutexGuard aInternalGuard(GetMutex());
// If a client holds on to a Paragraph that is no longer visible, it can
// happen that this Paragraph lies outside the range from m_aVisibleBegin
// to m_aVisibleEnd. In that case, return -1 instead of a valid index:
Paragraphs::iterator aPara(m_xParagraphs->begin()
+ pParagraph->getNumber());
return aPara < m_aVisibleBegin || aPara >= m_aVisibleEnd
? -1 : static_cast< ::sal_Int32 >(aPara - m_aVisibleBegin);
// XXX numeric overflow
}
::sal_Int64 Document::retrieveParagraphState(ParagraphImpl const * pParagraph)
{
::osl::MutexGuard aInternalGuard(GetMutex());
// If a client holds on to a Paragraph that is no longer visible, it can
// happen that this Paragraph lies outside the range from m_aVisibleBegin
// to m_aVisibleEnd. In that case, it is neither VISIBLE nor SHOWING:
::sal_Int64 nState
= (static_cast< ::sal_Int64 >(1)
<< ::css::accessibility::AccessibleStateType::ENABLED)
| (static_cast< ::sal_Int64 >(1)
<< ::css::accessibility::AccessibleStateType::SENSITIVE)
| (static_cast< ::sal_Int64 >(1)
<< ::css::accessibility::AccessibleStateType::FOCUSABLE)
| (static_cast< ::sal_Int64 >(1)
<< ::css::accessibility::AccessibleStateType::MULTI_LINE);
if (!m_rView.IsReadOnly())
nState |= (static_cast< ::sal_Int64 >(1)
<< ::css::accessibility::AccessibleStateType::EDITABLE);
Paragraphs::iterator aPara(m_xParagraphs->begin()
+ pParagraph->getNumber());
if (aPara >= m_aVisibleBegin && aPara < m_aVisibleEnd)
{
nState
|= (static_cast< ::sal_Int64 >(1)
<< ::css::accessibility::AccessibleStateType::VISIBLE)
| (static_cast< ::sal_Int64 >(1)
<< ::css::accessibility::AccessibleStateType::SHOWING);
if (aPara == m_aFocused)
nState |= (static_cast< ::sal_Int64 >(1)
<< ::css::accessibility::AccessibleStateType::FOCUSED);
}
return nState;
};
::css::awt::Rectangle
Document::retrieveParagraphBounds(ParagraphImpl const * pParagraph,
bool bAbsolute)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
::osl::MutexGuard aInternalGuard(GetMutex());
// If a client holds on to a Paragraph that is no longer visible (as it
// scrolled out the top of the view), it can happen that this Paragraph
// lies before m_aVisibleBegin. In that case, calculate the vertical
// position of the Paragraph starting at paragraph 0, otherwise optimize
// and start at m_aVisibleBegin:
Paragraphs::iterator aPara(m_xParagraphs->begin()
+ pParagraph->getNumber());
::sal_Int32 nPos;
Paragraphs::iterator aIt;
if (aPara < m_aVisibleBegin)
{
nPos = 0;
aIt = m_xParagraphs->begin();
}
else
{
nPos = m_nViewOffset - m_nVisibleBeginOffset;
aIt = m_aVisibleBegin;
}
for (; aIt != aPara; ++aIt)
nPos += aIt->getHeight();
Point aOrig(0, 0);
if (bAbsolute)
aOrig = m_rView.GetWindow()->OutputToAbsoluteScreenPixel(aOrig);
return ::css::awt::Rectangle(
static_cast< ::sal_Int32 >(aOrig.X()),
static_cast< ::sal_Int32 >(aOrig.Y()) + nPos - m_nViewOffset,
m_rView.GetWindow()->GetOutputSizePixel().Width(), aPara->getHeight());
// XXX numeric overflow (3x)
}
::rtl::OUString
Document::retrieveParagraphText(ParagraphImpl const * pParagraph)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
::osl::MutexGuard aInternalGuard(GetMutex());
return m_rEngine.GetText(static_cast< ::ULONG >(pParagraph->getNumber()));
// numeric overflow cannot happen here
}
void Document::retrieveParagraphSelection(ParagraphImpl const * pParagraph,
::sal_Int32 * pBegin,
::sal_Int32 * pEnd)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
::osl::MutexGuard aInternalGuard(GetMutex());
::TextSelection const & rSelection = m_rView.GetSelection();
Paragraphs::size_type nNumber = pParagraph->getNumber();
TextPaM aStartPaM( rSelection.GetStart() );
TextPaM aEndPaM( rSelection.GetEnd() );
TextPaM aMinPaM( ::std::min( aStartPaM, aEndPaM ) );
TextPaM aMaxPaM( ::std::max( aStartPaM, aEndPaM ) );
if ( nNumber >= aMinPaM.GetPara() && nNumber <= aMaxPaM.GetPara() )
{
*pBegin = nNumber > aMinPaM.GetPara()
? 0
: static_cast< ::sal_Int32 >( aMinPaM.GetIndex() );
// XXX numeric overflow
*pEnd = nNumber < aMaxPaM.GetPara()
? static_cast< ::sal_Int32 >( m_rEngine.GetText(static_cast< ::ULONG >(nNumber)).Len() )
: static_cast< ::sal_Int32 >( aMaxPaM.GetIndex() );
// XXX numeric overflow (3x)
if ( aStartPaM > aEndPaM )
::std::swap( *pBegin, *pEnd );
}
else
{
*pBegin = 0;
*pEnd = 0;
}
}
::sal_Int32 Document::retrieveParagraphCaretPosition(ParagraphImpl const * pParagraph)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
::osl::MutexGuard aInternalGuard(GetMutex());
::TextSelection const & rSelection = m_rView.GetSelection();
Paragraphs::size_type nNumber = pParagraph->getNumber();
TextPaM aEndPaM( rSelection.GetEnd() );
return aEndPaM.GetPara() == nNumber
? static_cast< ::sal_Int32 >(aEndPaM.GetIndex()) : -1;
}
::css::awt::Rectangle
Document::retrieveCharacterBounds(ParagraphImpl const * pParagraph,
::sal_Int32 nIndex)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
::osl::MutexGuard aInternalGuard(GetMutex());
::ULONG nNumber = static_cast< ::ULONG >(pParagraph->getNumber());
sal_Int32 nLength = m_rEngine.GetText(nNumber).Len();
// XXX numeric overflow
if (nIndex < 0 || nIndex > nLength)
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" Document::retrieveCharacterAttributes")),
static_cast< ::css::uno::XWeak * >(this));
::css::awt::Rectangle aBounds( 0, 0, 0, 0 );
if ( nIndex == nLength )
{
aBounds = AWTRectangle(
m_rEngine.PaMtoEditCursor(::TextPaM(nNumber,
static_cast< ::USHORT >(nIndex))));
}
else
{
::Rectangle aLeft(
m_rEngine.PaMtoEditCursor(::TextPaM(nNumber,
static_cast< ::USHORT >(nIndex))));
// XXX numeric overflow
::Rectangle aRight(
m_rEngine.PaMtoEditCursor(::TextPaM(nNumber,
static_cast< ::USHORT >(nIndex)
+ 1)));
// XXX numeric overflow (2x)
// FIXME If the vertical extends of the two cursors do not match, assume
// nIndex is the last character on the line; the bounding box will then
// extend to m_rEnginge.GetMaxTextWidth():
::sal_Int32 nWidth = (aLeft.Top() == aRight.Top()
&& aLeft.Bottom() == aRight.Bottom())
? static_cast< ::sal_Int32 >(aRight.Left() - aLeft.Left())
: static_cast< ::sal_Int32 >(m_rEngine.GetMaxTextWidth()
- aLeft.Left());
// XXX numeric overflow (4x)
aBounds = ::css::awt::Rectangle(static_cast< ::sal_Int32 >(aLeft.Left()),
static_cast< ::sal_Int32 >(aLeft.Top() - m_nViewOffset),
nWidth,
static_cast< ::sal_Int32 >(aLeft.Bottom()
- aLeft.Top()));
// XXX numeric overflow (4x)
}
return aBounds;
}
::sal_Int32 Document::retrieveCharacterIndex(ParagraphImpl const * pParagraph,
::css::awt::Point const & rPoint)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
::osl::MutexGuard aInternalGuard(GetMutex());
::ULONG nNumber = static_cast< ::ULONG >(pParagraph->getNumber());
// XXX numeric overflow
::TextPaM aPaM(m_rEngine.GetPaM(::Point(static_cast< long >(rPoint.X),
static_cast< long >(rPoint.Y))));
// XXX numeric overflow (2x)
return aPaM.GetPara() == nNumber
? static_cast< ::sal_Int32 >(aPaM.GetIndex()) : -1;
// XXX numeric overflow
}
::css::uno::Sequence< ::css::beans::PropertyValue >
Document::retrieveCharacterAttributes(
ParagraphImpl const * pParagraph, ::sal_Int32 nIndex,
const ::css::uno::Sequence< ::rtl::OUString >& aRequestedAttributes)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
::osl::MutexGuard aInternalGuard(GetMutex());
::ULONG nNumber = static_cast< ::ULONG >(pParagraph->getNumber());
// XXX numeric overflow
if (nIndex < 0 || nIndex >= m_rEngine.GetText(nNumber).Len())
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" Document::retrieveCharacterAttributes")),
static_cast< ::css::uno::XWeak * >(this));
// retrieve default attributes
tPropValMap aCharAttrSeq;
retrieveDefaultAttributesImpl( pParagraph, aRequestedAttributes, aCharAttrSeq );
// retrieve run attributes
tPropValMap aRunAttrSeq;
retrieveRunAttributesImpl( pParagraph, nIndex, aRequestedAttributes, aRunAttrSeq );
// merge default and run attributes
for ( tPropValMap::const_iterator aRunIter = aRunAttrSeq.begin();
aRunIter != aRunAttrSeq.end();
++aRunIter )
{
aCharAttrSeq[ aRunIter->first ] = aRunIter->second;
}
return convertHashMapToSequence( aCharAttrSeq );
}
void Document::retrieveDefaultAttributesImpl(
ParagraphImpl const * pParagraph,
const ::css::uno::Sequence< ::rtl::OUString >& RequestedAttributes,
tPropValMap& rDefAttrSeq)
{
// default attributes are not supported by text engine
(void) pParagraph;
(void) RequestedAttributes;
(void) rDefAttrSeq;
}
::css::uno::Sequence< ::css::beans::PropertyValue >
Document::retrieveDefaultAttributes(
ParagraphImpl const * pParagraph,
const ::css::uno::Sequence< ::rtl::OUString >& RequestedAttributes)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard( getExternalLock() );
::osl::MutexGuard aInternalGuard( GetMutex() );
tPropValMap aDefAttrSeq;
retrieveDefaultAttributesImpl( pParagraph, RequestedAttributes, aDefAttrSeq );
return convertHashMapToSequence( aDefAttrSeq );
}
// static
::css::uno::Sequence< ::css::beans::PropertyValue >
Document::convertHashMapToSequence(tPropValMap& rAttrSeq)
{
::css::uno::Sequence< ::css::beans::PropertyValue > aValues( rAttrSeq.size() );
::css::beans::PropertyValue* pValues = aValues.getArray();
::sal_Int32 i = 0;
for ( tPropValMap::const_iterator aIter = rAttrSeq.begin();
aIter != rAttrSeq.end();
++aIter )
{
pValues[i] = aIter->second;
++i;
}
return aValues;
}
void Document::retrieveRunAttributesImpl(
ParagraphImpl const * pParagraph, ::sal_Int32 Index,
const ::css::uno::Sequence< ::rtl::OUString >& RequestedAttributes,
tPropValMap& rRunAttrSeq)
{
::ULONG nNumber = static_cast< ::ULONG >( pParagraph->getNumber() );
::TextPaM aPaM( nNumber, static_cast< ::USHORT >( Index ) );
// XXX numeric overflow
// FIXME TEXTATTR_HYPERLINK ignored:
::TextAttribFontColor const * pColor
= static_cast< ::TextAttribFontColor const * >(
m_rEngine.FindAttrib( aPaM, TEXTATTR_FONTCOLOR ) );
::TextAttribFontWeight const * pWeight
= static_cast< ::TextAttribFontWeight const * >(
m_rEngine.FindAttrib( aPaM, TEXTATTR_FONTWEIGHT ) );
tPropValMap aRunAttrSeq;
if ( pColor )
{
::css::beans::PropertyValue aPropVal;
aPropVal.Name =
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "CharColor" ) );
aPropVal.Handle = -1;
aPropVal.Value = mapFontColor( pColor->GetColor() );
aPropVal.State = ::css::beans::PropertyState_DIRECT_VALUE;
aRunAttrSeq[ aPropVal.Name ] = aPropVal;
}
if ( pWeight )
{
::css::beans::PropertyValue aPropVal;
aPropVal.Name =
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "CharWeight" ) );
aPropVal.Handle = -1;
aPropVal.Value = mapFontWeight( pWeight->getFontWeight() );
aPropVal.State = ::css::beans::PropertyState_DIRECT_VALUE;
aRunAttrSeq[ aPropVal.Name ] = aPropVal;
}
if ( RequestedAttributes.getLength() == 0 )
{
rRunAttrSeq = aRunAttrSeq;
}
else
{
const ::rtl::OUString* pReqAttrs = RequestedAttributes.getConstArray();
const ::sal_Int32 nLength = RequestedAttributes.getLength();
for ( ::sal_Int32 i = 0; i < nLength; ++i )
{
tPropValMap::iterator aIter = aRunAttrSeq.find( pReqAttrs[i] );
if ( aIter != aRunAttrSeq.end() )
{
rRunAttrSeq[ (*aIter).first ] = (*aIter).second;
}
}
}
}
::css::uno::Sequence< ::css::beans::PropertyValue >
Document::retrieveRunAttributes(
ParagraphImpl const * pParagraph, ::sal_Int32 Index,
const ::css::uno::Sequence< ::rtl::OUString >& RequestedAttributes)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard( getExternalLock() );
::osl::MutexGuard aInternalGuard( GetMutex() );
::ULONG nNumber = static_cast< ::ULONG >( pParagraph->getNumber() );
// XXX numeric overflow
if ( Index < 0 || Index >= m_rEngine.GetText(nNumber).Len() )
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" Document::retrieveRunAttributes") ),
static_cast< ::css::uno::XWeak * >( this ) );
tPropValMap aRunAttrSeq;
retrieveRunAttributesImpl( pParagraph, Index, RequestedAttributes, aRunAttrSeq );
return convertHashMapToSequence( aRunAttrSeq );
}
void Document::changeParagraphText(ParagraphImpl * pParagraph,
::rtl::OUString const & rText)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
{
::osl::MutexGuard aInternalGuard(GetMutex());
::ULONG nNumber = static_cast< ::ULONG >(pParagraph->getNumber());
// XXX numeric overflow
changeParagraphText(nNumber, 0, m_rEngine.GetTextLen(nNumber), false,
false, rText);
}
}
void Document::changeParagraphText(ParagraphImpl * pParagraph,
::sal_Int32 nBegin, ::sal_Int32 nEnd,
bool bCut, bool bPaste,
::rtl::OUString const & rText)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
{
::osl::MutexGuard aInternalGuard(GetMutex());
::ULONG nNumber = static_cast< ::ULONG >(pParagraph->getNumber());
// XXX numeric overflow
if (nBegin < 0 || nBegin > nEnd
|| nEnd > m_rEngine.GetText(nNumber).Len())
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" Document::changeParagraphText")),
static_cast< ::css::uno::XWeak * >(this));
changeParagraphText(nNumber, static_cast< ::USHORT >(nBegin),
static_cast< ::USHORT >(nEnd), bCut, bPaste, rText);
// XXX numeric overflow (2x)
}
}
void Document::copyParagraphText(ParagraphImpl const * pParagraph,
::sal_Int32 nBegin, ::sal_Int32 nEnd)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
{
::osl::MutexGuard aInternalGuard(GetMutex());
::ULONG nNumber = static_cast< ::ULONG >(pParagraph->getNumber());
// XXX numeric overflow
if (nBegin < 0 || nBegin > nEnd
|| nEnd > m_rEngine.GetText(nNumber).Len())
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" Document::copyParagraphText")),
static_cast< ::css::uno::XWeak * >(this));
m_rView.SetSelection(
::TextSelection(::TextPaM(nNumber, static_cast< ::USHORT >(nBegin)),
::TextPaM(nNumber, static_cast< ::USHORT >(nEnd))));
// XXX numeric overflow (2x)
m_rView.Copy();
}
}
void Document::changeParagraphAttributes(
ParagraphImpl * pParagraph, ::sal_Int32 nBegin, ::sal_Int32 nEnd,
::css::uno::Sequence< ::css::beans::PropertyValue > const & rAttributeSet)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
{
::osl::MutexGuard aInternalGuard(GetMutex());
::ULONG nNumber = static_cast< ::ULONG >(pParagraph->getNumber());
// XXX numeric overflow
if (nBegin < 0 || nBegin > nEnd
|| nEnd > m_rEngine.GetText(nNumber).Len())
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" Document::changeParagraphAttributes")),
static_cast< ::css::uno::XWeak * >(this));
// FIXME The new attributes are added to any attributes already set,
// they do not replace the old attributes as required by
// XAccessibleEditableText.setAttributes:
for (::sal_Int32 i = 0; i < rAttributeSet.getLength(); ++i)
if (rAttributeSet[i].Name.equalsAsciiL(
RTL_CONSTASCII_STRINGPARAM("CharColor")))
m_rEngine.SetAttrib(::TextAttribFontColor(
mapFontColor(rAttributeSet[i].Value)),
nNumber, static_cast< ::USHORT >(nBegin),
static_cast< ::USHORT >(nEnd));
// XXX numeric overflow (2x)
else if (rAttributeSet[i].Name.equalsAsciiL(
RTL_CONSTASCII_STRINGPARAM("CharWeight")))
m_rEngine.SetAttrib(::TextAttribFontWeight(
mapFontWeight(rAttributeSet[i].Value)),
nNumber, static_cast< ::USHORT >(nBegin),
static_cast< ::USHORT >(nEnd));
// XXX numeric overflow (2x)
}
}
void Document::changeParagraphSelection(ParagraphImpl * pParagraph,
::sal_Int32 nBegin, ::sal_Int32 nEnd)
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
{
::osl::MutexGuard aInternalGuard(GetMutex());
::ULONG nNumber = static_cast< ::ULONG >(pParagraph->getNumber());
// XXX numeric overflow
if (nBegin < 0 || nBegin > nEnd
|| nEnd > m_rEngine.GetText(nNumber).Len())
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" Document::changeParagraphSelection")),
static_cast< ::css::uno::XWeak * >(this));
m_rView.SetSelection(
::TextSelection(::TextPaM(nNumber, static_cast< ::USHORT >(nBegin)),
::TextPaM(nNumber, static_cast< ::USHORT >(nEnd))));
// XXX numeric overflow (2x)
}
}
::css::i18n::Boundary
Document::retrieveParagraphLineBoundary( ParagraphImpl const * pParagraph,
::sal_Int32 nIndex, ::sal_Int32 *pLineNo )
{
::css::i18n::Boundary aBoundary;
aBoundary.startPos = nIndex;
aBoundary.endPos = nIndex;
::osl::Guard< ::comphelper::IMutex > aExternalGuard( getExternalLock() );
{
::osl::MutexGuard aInternalGuard( GetMutex() );
::ULONG nNumber = static_cast< ::ULONG >( pParagraph->getNumber() );
if ( nIndex < 0 || nIndex > m_rEngine.GetText( nNumber ).Len() )
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" Document::retrieveParagraphLineBoundary" ) ),
static_cast< ::css::uno::XWeak * >( this ) );
::sal_Int32 nLineStart = 0;
::sal_Int32 nLineEnd = 0;
::USHORT nLineCount = m_rEngine.GetLineCount( nNumber );
for ( ::USHORT nLine = 0; nLine < nLineCount; ++nLine )
{
::sal_Int32 nLineLength = static_cast< ::sal_Int32 >(
m_rEngine.GetLineLen( nNumber, nLine ) );
nLineStart = nLineEnd;
nLineEnd += nLineLength;
if ( nIndex >= nLineStart && ( ( nLine == nLineCount - 1 ) ? nIndex <= nLineEnd : nIndex < nLineEnd ) )
{
aBoundary.startPos = nLineStart;
aBoundary.endPos = nLineEnd;
if( pLineNo )
pLineNo[0] = nLine;
break;
}
}
}
return aBoundary;
}
::css::i18n::Boundary
Document::retrieveParagraphBoundaryOfLine( ParagraphImpl const * pParagraph,
::sal_Int32 nLineNo )
{
::css::i18n::Boundary aBoundary;
aBoundary.startPos = 0;
aBoundary.endPos = 0;
::osl::Guard< ::comphelper::IMutex > aExternalGuard( getExternalLock() );
{
::osl::MutexGuard aInternalGuard( GetMutex() );
::ULONG nNumber = static_cast< ::ULONG >( pParagraph->getNumber() );
if ( nLineNo >= m_rEngine.GetLineCount( nNumber ) )
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" Document::retrieveParagraphBoundaryOfLine" ) ),
static_cast< ::css::uno::XWeak * >( this ) );
::sal_Int32 nLineStart = 0;
::sal_Int32 nLineEnd = 0;
for ( ::USHORT nLine = 0; nLine <= nLineNo; ++nLine )
{
::sal_Int32 nLineLength = static_cast< ::sal_Int32 >(
m_rEngine.GetLineLen( nNumber, nLine ) );
nLineStart = nLineEnd;
nLineEnd += nLineLength;
}
aBoundary.startPos = nLineStart;
aBoundary.endPos = nLineEnd;
}
return aBoundary;
}
sal_Int32 Document::retrieveParagraphLineWithCursor( ParagraphImpl const * pParagraph )
{
::osl::Guard< ::comphelper::IMutex > aExternalGuard(getExternalLock());
::osl::MutexGuard aInternalGuard(GetMutex());
::TextSelection const & rSelection = m_rView.GetSelection();
Paragraphs::size_type nNumber = pParagraph->getNumber();
TextPaM aEndPaM( rSelection.GetEnd() );
return aEndPaM.GetPara() == nNumber
? m_rView.GetLineNumberOfCursorInSelection() : -1;
}
::css::uno::Reference< ::css::accessibility::XAccessibleRelationSet >
Document::retrieveParagraphRelationSet( ParagraphImpl const * pParagraph )
{
::osl::MutexGuard aInternalGuard( GetMutex() );
::utl::AccessibleRelationSetHelper* pRelationSetHelper = new ::utl::AccessibleRelationSetHelper();
::css::uno::Reference< ::css::accessibility::XAccessibleRelationSet > xSet = pRelationSetHelper;
Paragraphs::iterator aPara( m_xParagraphs->begin() + pParagraph->getNumber() );
if ( aPara > m_aVisibleBegin && aPara < m_aVisibleEnd )
{
::css::uno::Sequence< ::css::uno::Reference< ::css::uno::XInterface > > aSequence(1);
aSequence[0] = getAccessibleChild( aPara - 1 );
::css::accessibility::AccessibleRelation aRelation( ::css::accessibility::AccessibleRelationType::CONTENT_FLOWS_FROM, aSequence );
pRelationSetHelper->AddRelation( aRelation );
}
if ( aPara >= m_aVisibleBegin && aPara < m_aVisibleEnd -1 )
{
::css::uno::Sequence< ::css::uno::Reference< ::css::uno::XInterface > > aSequence(1);
aSequence[0] = getAccessibleChild( aPara + 1 );
::css::accessibility::AccessibleRelation aRelation( ::css::accessibility::AccessibleRelationType::CONTENT_FLOWS_TO, aSequence );
pRelationSetHelper->AddRelation( aRelation );
}
return xSet;
}
void Document::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
{
switch ( rVclWindowEvent.GetId() )
{
case VCLEVENT_WINDOW_GETFOCUS:
case VCLEVENT_WINDOW_LOSEFOCUS:
{
// #107179# if our parent is a compound control (e.g. MultiLineEdit),
// suppress the window focus events here
if ( !m_bCompoundControlChild )
VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
}
break;
default:
VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
}
}
// virtual
::sal_Int32 SAL_CALL Document::getAccessibleChildCount()
throw (::css::uno::RuntimeException)
{
::comphelper::OExternalLockGuard aGuard(this);
init();
return m_aVisibleEnd - m_aVisibleBegin;
}
// virtual
::css::uno::Reference< ::css::accessibility::XAccessible > SAL_CALL
Document::getAccessibleChild(::sal_Int32 i)
throw (::css::lang::IndexOutOfBoundsException,
::css::uno::RuntimeException)
{
::comphelper::OExternalLockGuard aGuard(this);
init();
if (i < 0 || i >= m_aVisibleEnd - m_aVisibleBegin)
throw ::css::lang::IndexOutOfBoundsException(
::rtl::OUString(
RTL_CONSTASCII_USTRINGPARAM(
"textwindowaccessibility.cxx:"
" Document::getAccessibleChild")),
static_cast< ::css::uno::XWeak * >(this));
return getAccessibleChild(m_aVisibleBegin
+ static_cast< Paragraphs::size_type >(i));
}
// virtual
::sal_Int16 SAL_CALL Document::getAccessibleRole()
throw (::css::uno::RuntimeException)
{
return ::css::accessibility::AccessibleRole::TEXT_FRAME;
}
// virtual
::css::uno::Reference< ::css::accessibility::XAccessible > SAL_CALL
Document::getAccessibleAtPoint(::css::awt::Point const & rPoint)
throw (::css::uno::RuntimeException)
{
::comphelper::OExternalLockGuard aGuard(this);
init();
if (rPoint.X >= 0
&& rPoint.X < m_rView.GetWindow()->GetOutputSizePixel().Width()
&& rPoint.Y >= 0 && rPoint.Y < m_nViewHeight)
{
::sal_Int32 nOffset = m_nViewOffset + rPoint.Y; // XXX numeric overflow
::sal_Int32 nPos = m_nViewOffset - m_nVisibleBeginOffset;
for (Paragraphs::iterator aIt(m_aVisibleBegin); aIt != m_aVisibleEnd;
++aIt)
{
nPos += aIt->getHeight(); // XXX numeric overflow
if (nOffset < nPos)
return getAccessibleChild(aIt);
}
}
return 0;
}
// virtual
void SAL_CALL Document::disposing()
{
m_aEngineListener.endListening();
m_aViewListener.endListening();
if (m_xParagraphs.get() != 0)
disposeParagraphs();
VCLXAccessibleComponent::disposing();
}
// virtual
void Document::Notify(::SfxBroadcaster &, ::SfxHint const & rHint)
{
if (rHint.ISA(::TextHint))
{
::TextHint const & rTextHint
= static_cast< ::TextHint const & >(rHint);
switch (rTextHint.GetId())
{
case TEXT_HINT_PARAINSERTED:
case TEXT_HINT_PARAREMOVED:
// TEXT_HINT_PARAINSERTED and TEXT_HINT_PARAREMOVED are sent at
// "unsafe" times (when the text engine has not yet re-formatted its
// content), so that for example calling ::TextEngine::GetTextHeight
// from within the code that handles TEXT_HINT_PARAINSERTED causes
// trouble within the text engine. Therefore, these hints are just
// buffered until a following ::TextEngine::FormatDoc causes a
// TEXT_HINT_TEXTFORMATTED to come in:
case TEXT_HINT_FORMATPARA:
// ::TextEngine::FormatDoc sends a sequence of
// TEXT_HINT_FORMATPARAs, followed by an optional
// TEXT_HINT_TEXTHEIGHTCHANGED, followed in all cases by one
// TEXT_HINT_TEXTFORMATTED. Only the TEXT_HINT_FORMATPARAs contain
// the the numbers of the affected paragraphs, but they are sent
// before the changes are applied. Therefore, TEXT_HINT_FORMATPARAs
// are just buffered until another hint comes in:
{
::osl::MutexGuard aInternalGuard(GetMutex());
if (!isAlive())
break;
m_aParagraphNotifications.push(rTextHint);
break;
}
case TEXT_HINT_TEXTFORMATTED:
case TEXT_HINT_TEXTHEIGHTCHANGED:
case TEXT_HINT_MODIFIED:
{
::osl::MutexGuard aInternalGuard(GetMutex());
if (!isAlive())
break;
handleParagraphNotifications();
break;
}
case TEXT_HINT_VIEWSCROLLED:
{
::osl::MutexGuard aInternalGuard(GetMutex());
if (!isAlive())
break;
handleParagraphNotifications();
::sal_Int32 nOffset = static_cast< ::sal_Int32 >(
m_rView.GetStartDocPos().Y());
// XXX numeric overflow
if (nOffset != m_nViewOffset)
{
m_nViewOffset = nOffset;
Paragraphs::iterator aOldVisibleBegin(
m_aVisibleBegin);
Paragraphs::iterator aOldVisibleEnd(m_aVisibleEnd);
determineVisibleRange();
notifyVisibleRangeChanges(aOldVisibleBegin,
aOldVisibleEnd,
m_xParagraphs->end());
}
break;
}
case TEXT_HINT_VIEWSELECTIONCHANGED:
{
::osl::MutexGuard aInternalGuard(GetMutex());
if (!isAlive())
break;
if (m_aParagraphNotifications.empty())
{
handleSelectionChangeNotification();
}
else
{
// TEXT_HINT_VIEWSELECTIONCHANGED is sometimes sent at
// "unsafe" times (when the text engine has not yet re-
// formatted its content), so that for example calling
// ::TextEngine::GetTextHeight from within the code that
// handles a previous TEXT_HINT_PARAINSERTED causes
// trouble within the text engine. Therefore, these
// hints are just buffered (along with
// TEXT_HINT_PARAINSERTED/REMOVED/FORMATPARA) until a
// following ::TextEngine::FormatDoc causes a
// TEXT_HINT_TEXTFORMATTED to come in:
m_bSelectionChangedNotification = true;
}
break;
}
}
}
}
IMPL_LINK(Document, WindowEventHandler, ::VclSimpleEvent *, pEvent)
{
switch (pEvent->GetId())
{
case VCLEVENT_WINDOW_RESIZE:
{
::osl::MutexGuard aInternalGuard(GetMutex());
if (!isAlive())
break;
::sal_Int32 nHeight = static_cast< ::sal_Int32 >(
m_rView.GetWindow()->GetOutputSizePixel().Height());
// XXX numeric overflow
if (nHeight != m_nViewHeight)
{
m_nViewHeight = nHeight;
Paragraphs::iterator aOldVisibleBegin(m_aVisibleBegin);
Paragraphs::iterator aOldVisibleEnd(m_aVisibleEnd);
determineVisibleRange();
notifyVisibleRangeChanges(aOldVisibleBegin, aOldVisibleEnd,
m_xParagraphs->end());
}
break;
}
case VCLEVENT_WINDOW_GETFOCUS:
{
::osl::MutexGuard aInternalGuard(GetMutex());
if (!isAlive())
break;
if (m_aFocused >= m_aVisibleBegin && m_aFocused < m_aVisibleEnd)
{
::rtl::Reference< ParagraphImpl > xParagraph(
getParagraph(m_aFocused));
if (xParagraph.is())
xParagraph->notifyEvent(
::css::accessibility::AccessibleEventId::
STATE_CHANGED,
::css::uno::Any(),
::css::uno::makeAny(
::css::accessibility::AccessibleStateType::
FOCUSED));
}
break;
}
case VCLEVENT_WINDOW_LOSEFOCUS:
{
::osl::MutexGuard aInternalGuard(GetMutex());
if (!isAlive())
break;
if (m_aFocused >= m_aVisibleBegin && m_aFocused < m_aVisibleEnd)
{
::rtl::Reference< ParagraphImpl > xParagraph(
getParagraph(m_aFocused));
if (xParagraph.is())
xParagraph->notifyEvent(
::css::accessibility::AccessibleEventId::
STATE_CHANGED,
::css::uno::makeAny(
::css::accessibility::AccessibleStateType::
FOCUSED),
::css::uno::Any());
}
break;
}
}
return 0;
}
void Document::init()
{
if (m_xParagraphs.get() == 0)
{
::ULONG nCount = m_rEngine.GetParagraphCount();
::std::auto_ptr< Paragraphs > p(new Paragraphs);
p->reserve(static_cast< Paragraphs::size_type >(nCount));
// numeric overflow is harmless here
for (::ULONG i = 0; i < nCount; ++i)
p->push_back(ParagraphInfo(static_cast< ::sal_Int32 >(
m_rEngine.GetTextHeight(i))));
// XXX numeric overflow
m_nViewOffset = static_cast< ::sal_Int32 >(
m_rView.GetStartDocPos().Y()); // XXX numeric overflow
m_nViewHeight = static_cast< ::sal_Int32 >(
m_rView.GetWindow()->GetOutputSizePixel().Height());
// XXX numeric overflow
m_xParagraphs = p;
determineVisibleRange();
m_nSelectionFirstPara = -1;
m_nSelectionFirstPos = -1;
m_nSelectionLastPara = -1;
m_nSelectionLastPos = -1;
m_aFocused = m_xParagraphs->end();
m_bSelectionChangedNotification = false;
m_aEngineListener.startListening(m_rEngine);
m_aViewListener.startListening(*m_rView.GetWindow());
}
}
::rtl::Reference< ParagraphImpl >
Document::getParagraph(Paragraphs::iterator const & rIt)
{
return static_cast< ParagraphImpl * >(
::css::uno::Reference< ::css::accessibility::XAccessible >(
rIt->getParagraph()).get());
}
::css::uno::Reference< ::css::accessibility::XAccessible >
Document::getAccessibleChild(Paragraphs::iterator const & rIt)
{
::css::uno::Reference< ::css::accessibility::XAccessible > xParagraph(
rIt->getParagraph());
if (!xParagraph.is())
{
xParagraph = new Paragraph(this, rIt - m_xParagraphs->begin());
rIt->setParagraph(xParagraph);
}
return xParagraph;
}
void Document::determineVisibleRange()
{
m_aVisibleBegin = m_xParagraphs->end();
m_aVisibleEnd = m_aVisibleBegin;
::sal_Int32 nPos = 0;
for (Paragraphs::iterator aIt = m_xParagraphs->begin();;)
{
if (aIt == m_xParagraphs->end())
{
m_nVisibleBeginOffset = 0;
break;
}
::sal_Int32 nOldPos = nPos;
nPos += aIt->getHeight(); // XXX numeric overflow
if (m_aVisibleBegin == m_xParagraphs->end() && nPos >= m_nViewOffset)
{
m_aVisibleBegin = aIt;
m_nVisibleBeginOffset = m_nViewOffset - nOldPos;
}
++aIt;
if (m_aVisibleBegin != m_xParagraphs->end()
&& (aIt == m_xParagraphs->end()
|| nPos >= m_nViewOffset + m_nViewHeight))
// XXX numeric overflow
{
m_aVisibleEnd = aIt;
break;
}
}
}
void Document::notifyVisibleRangeChanges(
Paragraphs::iterator const & rOldVisibleBegin,
Paragraphs::iterator const & rOldVisibleEnd,
Paragraphs::iterator const & rInserted)
{
// XXX Replace this code that determines which paragraphs have changed from
// invisible to visible or vice versa with a better algorithm.
{for (Paragraphs::iterator aIt(rOldVisibleBegin); aIt != rOldVisibleEnd;
++aIt)
if (aIt != rInserted
&& (aIt < m_aVisibleBegin || aIt >= m_aVisibleEnd))
NotifyAccessibleEvent(
::css::accessibility::AccessibleEventId::
CHILD,
::css::uno::makeAny(getAccessibleChild(aIt)),
::css::uno::Any());
}
{for (Paragraphs::iterator aIt(m_aVisibleBegin); aIt != m_aVisibleEnd;
++aIt)
if (aIt == rInserted
|| aIt < rOldVisibleBegin || aIt >= rOldVisibleEnd)
NotifyAccessibleEvent(
::css::accessibility::AccessibleEventId::
CHILD,
::css::uno::Any(),
::css::uno::makeAny(getAccessibleChild(aIt)));
}
}
void
Document::changeParagraphText(::ULONG nNumber, ::USHORT nBegin, ::USHORT nEnd,
bool bCut, bool bPaste,
::rtl::OUString const & rText)
{
m_rView.SetSelection(::TextSelection(::TextPaM(nNumber, nBegin),
::TextPaM(nNumber, nEnd)));
if (bCut)
m_rView.Cut();
else if (nBegin != nEnd)
m_rView.DeleteSelected();
if (bPaste)
m_rView.Paste();
else if (rText.getLength() != 0)
m_rView.InsertText(rText);
}
void Document::handleParagraphNotifications()
{
while (!m_aParagraphNotifications.empty())
{
::TextHint aHint(m_aParagraphNotifications.front());
m_aParagraphNotifications.pop();
switch (aHint.GetId())
{
case TEXT_HINT_PARAINSERTED:
{
::ULONG n = aHint.GetValue();
OSL_ENSURE(n <= m_xParagraphs->size(),
"bad TEXT_HINT_PARAINSERTED event");
// Save the values of old iterators (the iterators themselves
// will get invalidated), and adjust the old values so that they
// reflect the insertion of the new paragraph:
Paragraphs::size_type nOldVisibleBegin
= m_aVisibleBegin - m_xParagraphs->begin();
Paragraphs::size_type nOldVisibleEnd
= m_aVisibleEnd - m_xParagraphs->begin();
Paragraphs::size_type nOldFocused
= m_aFocused - m_xParagraphs->begin();
if (n <= nOldVisibleBegin)
++nOldVisibleBegin; // XXX numeric overflow
if (n <= nOldVisibleEnd)
++nOldVisibleEnd; // XXX numeric overflow
if (n <= nOldFocused)
++nOldFocused; // XXX numeric overflow
if (sal::static_int_cast<sal_Int32>(n) <= m_nSelectionFirstPara)
++m_nSelectionFirstPara; // XXX numeric overflow
if (sal::static_int_cast<sal_Int32>(n) <= m_nSelectionLastPara)
++m_nSelectionLastPara; // XXX numeric overflow
Paragraphs::iterator aIns(
m_xParagraphs->insert(
m_xParagraphs->begin() + n,
ParagraphInfo(static_cast< ::sal_Int32 >(
m_rEngine.GetTextHeight(n)))));
// XXX numeric overflow (2x)
determineVisibleRange();
m_aFocused = m_xParagraphs->begin() + nOldFocused;
for (Paragraphs::iterator aIt(aIns);;)
{
++aIt;
if (aIt == m_xParagraphs->end())
break;
::rtl::Reference< ParagraphImpl > xParagraph(
getParagraph(aIt));
if (xParagraph.is())
xParagraph->numberChanged(true);
}
notifyVisibleRangeChanges(
m_xParagraphs->begin() + nOldVisibleBegin,
m_xParagraphs->begin() + nOldVisibleEnd, aIns);
break;
}
case TEXT_HINT_PARAREMOVED:
{
::ULONG n = aHint.GetValue();
if (n == TEXT_PARA_ALL)
{
{for (Paragraphs::iterator aIt(m_aVisibleBegin);
aIt != m_aVisibleEnd; ++aIt)
NotifyAccessibleEvent(
::css::accessibility::AccessibleEventId::
CHILD,
::css::uno::makeAny(getAccessibleChild(aIt)),
::css::uno::Any());
}
disposeParagraphs();
m_xParagraphs->clear();
determineVisibleRange();
m_nSelectionFirstPara = -1;
m_nSelectionFirstPos = -1;
m_nSelectionLastPara = -1;
m_nSelectionLastPos = -1;
m_aFocused = m_xParagraphs->end();
}
else
{
OSL_ENSURE(n < m_xParagraphs->size(),
"Bad TEXT_HINT_PARAREMOVED event");
Paragraphs::iterator aIt(m_xParagraphs->begin() + n);
// numeric overflow cannot occur
// Save the values of old iterators (the iterators
// themselves will get invalidated), and adjust the old
// values so that they reflect the removal of the paragraph:
Paragraphs::size_type nOldVisibleBegin
= m_aVisibleBegin - m_xParagraphs->begin();
Paragraphs::size_type nOldVisibleEnd
= m_aVisibleEnd - m_xParagraphs->begin();
bool bWasVisible
= nOldVisibleBegin <= n && n < nOldVisibleEnd;
Paragraphs::size_type nOldFocused
= m_aFocused - m_xParagraphs->begin();
bool bWasFocused = aIt == m_aFocused;
if (n < nOldVisibleBegin)
--nOldVisibleBegin;
if (n < nOldVisibleEnd)
--nOldVisibleEnd;
if (n < nOldFocused)
--nOldFocused;
if (sal::static_int_cast<sal_Int32>(n) < m_nSelectionFirstPara)
--m_nSelectionFirstPara;
else if (sal::static_int_cast<sal_Int32>(n) == m_nSelectionFirstPara)
{
if (m_nSelectionFirstPara == m_nSelectionLastPara)
{
m_nSelectionFirstPara = -1;
m_nSelectionFirstPos = -1;
m_nSelectionLastPara = -1;
m_nSelectionLastPos = -1;
}
else
{
++m_nSelectionFirstPara;
m_nSelectionFirstPos = 0;
}
}
if (sal::static_int_cast<sal_Int32>(n) < m_nSelectionLastPara)
--m_nSelectionLastPara;
else if (sal::static_int_cast<sal_Int32>(n) == m_nSelectionLastPara)
{
OSL_ENSURE(m_nSelectionFirstPara < m_nSelectionLastPara,
"logic error");
--m_nSelectionLastPara;
m_nSelectionLastPos = 0x7FFFFFFF;
}
::css::uno::Reference< ::css::accessibility::XAccessible >
xStrong;
if (bWasVisible)
xStrong = getAccessibleChild(aIt);
::css::uno::WeakReference<
::css::accessibility::XAccessible > xWeak(
aIt->getParagraph());
aIt = m_xParagraphs->erase(aIt);
determineVisibleRange();
m_aFocused = bWasFocused ? m_xParagraphs->end()
: m_xParagraphs->begin() + nOldFocused;
for (; aIt != m_xParagraphs->end(); ++aIt)
{
::rtl::Reference< ParagraphImpl > xParagraph(
getParagraph(aIt));
if (xParagraph.is())
xParagraph->numberChanged(false);
}
if (bWasVisible)
NotifyAccessibleEvent(
::css::accessibility::AccessibleEventId::
CHILD,
::css::uno::makeAny(getAccessibleChild(aIt)),
::css::uno::Any());
::css::uno::Reference< ::css::lang::XComponent > xComponent(
xWeak.get(), ::css::uno::UNO_QUERY);
if (xComponent.is())
xComponent->dispose();
notifyVisibleRangeChanges(
m_xParagraphs->begin() + nOldVisibleBegin,
m_xParagraphs->begin() + nOldVisibleEnd,
m_xParagraphs->end());
}
break;
}
case TEXT_HINT_FORMATPARA:
{
::ULONG n = aHint.GetValue();
OSL_ENSURE(n < m_xParagraphs->size(),
"Bad TEXT_HINT_FORMATPARA event");
(*m_xParagraphs)[static_cast< Paragraphs::size_type >(n)].
changeHeight(static_cast< ::sal_Int32 >(
m_rEngine.GetTextHeight(n)));
// XXX numeric overflow
Paragraphs::iterator aOldVisibleBegin(m_aVisibleBegin);
Paragraphs::iterator aOldVisibleEnd(m_aVisibleEnd);
determineVisibleRange();
notifyVisibleRangeChanges(aOldVisibleBegin, aOldVisibleEnd,
m_xParagraphs->end());
Paragraphs::iterator aIt(m_xParagraphs->begin() + n);
::rtl::Reference< ParagraphImpl > xParagraph(getParagraph(aIt));
if (xParagraph.is())
xParagraph->textChanged();
break;
}
default:
OSL_ENSURE(false, "bad buffered hint");
break;
}
}
if (m_bSelectionChangedNotification)
{
m_bSelectionChangedNotification = false;
handleSelectionChangeNotification();
}
}
void Document::handleSelectionChangeNotification()
{
::TextSelection const & rSelection = m_rView.GetSelection();
OSL_ENSURE(rSelection.GetStart().GetPara() < m_xParagraphs->size()
&& rSelection.GetEnd().GetPara() < m_xParagraphs->size(),
"bad TEXT_HINT_VIEWSELECTIONCHANGED event");
::sal_Int32 nNewFirstPara
= static_cast< ::sal_Int32 >(rSelection.GetStart().GetPara());
::sal_Int32 nNewFirstPos
= static_cast< ::sal_Int32 >(rSelection.GetStart().GetIndex());
// XXX numeric overflow
::sal_Int32 nNewLastPara
= static_cast< ::sal_Int32 >(rSelection.GetEnd().GetPara());
::sal_Int32 nNewLastPos
= static_cast< ::sal_Int32 >(rSelection.GetEnd().GetIndex());
// XXX numeric overflow
// Lose focus:
Paragraphs::iterator aIt(m_xParagraphs->begin() + nNewLastPara);
if (m_aFocused != m_xParagraphs->end() && m_aFocused != aIt
&& m_aFocused >= m_aVisibleBegin && m_aFocused < m_aVisibleEnd)
{
::rtl::Reference< ParagraphImpl > xParagraph(getParagraph(m_aFocused));
if (xParagraph.is())
xParagraph->notifyEvent(
::css::accessibility::AccessibleEventId::
STATE_CHANGED,
::css::uno::makeAny(
::css::accessibility::AccessibleStateType::FOCUSED),
::css::uno::Any());
}
// Gain focus and update cursor position:
if (aIt >= m_aVisibleBegin && aIt < m_aVisibleEnd
&& (aIt != m_aFocused
|| nNewLastPara != m_nSelectionLastPara
|| nNewLastPos != m_nSelectionLastPos))
{
::rtl::Reference< ParagraphImpl > xParagraph(getParagraph(aIt));
if (xParagraph.is())
{
if (aIt != m_aFocused)
xParagraph->notifyEvent(
::css::accessibility::AccessibleEventId::
STATE_CHANGED,
::css::uno::Any(),
::css::uno::makeAny(
::css::accessibility::AccessibleStateType::FOCUSED));
if (nNewLastPara != m_nSelectionLastPara
|| nNewLastPos != m_nSelectionLastPos)
xParagraph->notifyEvent(
::css::accessibility::AccessibleEventId::
CARET_CHANGED,
::css::uno::makeAny< ::sal_Int32 >(
nNewLastPara == m_nSelectionLastPara
? m_nSelectionLastPos : 0),
::css::uno::makeAny(nNewLastPos));
}
}
m_aFocused = aIt;
// Update both old and new selection. (Regardless of how the two selections
// look like, there will always be two ranges to the left and right of the
// overlap---the overlap and/or the range to the right of it possibly being
// empty. Only for these two ranges notifications have to be sent.)
TextPaM aOldTextStart( static_cast< ULONG >( m_nSelectionFirstPara ), static_cast< USHORT >( m_nSelectionFirstPos ) );
TextPaM aOldTextEnd( static_cast< ULONG >( m_nSelectionLastPara ), static_cast< USHORT >( m_nSelectionLastPos ) );
TextPaM aNewTextStart( static_cast< ULONG >( nNewFirstPara ), static_cast< USHORT >( nNewFirstPos ) );
TextPaM aNewTextEnd( static_cast< ULONG >( nNewLastPara ), static_cast< USHORT >( nNewLastPos ) );
// justify selections
justifySelection( aOldTextStart, aOldTextEnd );
justifySelection( aNewTextStart, aNewTextEnd );
sal_Int32 nFirst1;
sal_Int32 nLast1;
sal_Int32 nFirst2;
sal_Int32 nLast2;
if ( m_nSelectionFirstPara == -1 )
{
// old selection not initialized yet => notify events only for new selection (if not empty)
nFirst1 = aNewTextStart.GetPara();
nLast1 = aNewTextEnd.GetPara() + ( aNewTextStart != aNewTextEnd ? 1 : 0 );
nFirst2 = 0;
nLast2 = 0;
}
else if ( aOldTextStart == aOldTextEnd && aNewTextStart == aNewTextEnd )
{
// old an new selection empty => no events
nFirst1 = 0;
nLast1 = 0;
nFirst2 = 0;
nLast2 = 0;
}
else if ( aOldTextStart != aOldTextEnd && aNewTextStart == aNewTextEnd )
{
// old selection not empty + new selection empty => notify events only for old selection
nFirst1 = aOldTextStart.GetPara();
nLast1 = aOldTextEnd.GetPara() + 1;
nFirst2 = 0;
nLast2 = 0;
}
else if ( aOldTextStart == aOldTextEnd && aNewTextStart != aNewTextEnd )
{
// old selection empty + new selection not empty => notify events only for new selection
nFirst1 = aNewTextStart.GetPara();
nLast1 = aNewTextEnd.GetPara() + 1;
nFirst2 = 0;
nLast2 = 0;
}
else
{
// old and new selection not empty => notify events for the two ranges left and right of the overlap
::std::vector< TextPaM > aTextPaMs(4);
aTextPaMs[0] = aOldTextStart;
aTextPaMs[1] = aOldTextEnd;
aTextPaMs[2] = aNewTextStart;
aTextPaMs[3] = aNewTextEnd;
::std::sort( aTextPaMs.begin(), aTextPaMs.end() );
nFirst1 = aTextPaMs[0].GetPara();
nLast1 = aTextPaMs[1].GetPara() + ( aTextPaMs[0] != aTextPaMs[1] ? 1 : 0 );
nFirst2 = aTextPaMs[2].GetPara();
nLast2 = aTextPaMs[3].GetPara() + ( aTextPaMs[2] != aTextPaMs[3] ? 1 : 0 );
// adjust overlapping ranges
if ( nLast1 > nFirst2 )
nLast1 = nFirst2;
}
// notify selection changes
notifySelectionChange( nFirst1, nLast1 );
notifySelectionChange( nFirst2, nLast2 );
m_nSelectionFirstPara = nNewFirstPara;
m_nSelectionFirstPos = nNewFirstPos;
m_nSelectionLastPara = nNewLastPara;
m_nSelectionLastPos = nNewLastPos;
}
void Document::notifySelectionChange( sal_Int32 nFirst, sal_Int32 nLast )
{
if ( nFirst < nLast )
{
Paragraphs::iterator aEnd( ::std::min( m_xParagraphs->begin() + nLast, m_aVisibleEnd ) );
for ( Paragraphs::iterator aIt = ::std::max( m_xParagraphs->begin() + nFirst, m_aVisibleBegin ); aIt < aEnd; ++aIt )
{
::rtl::Reference< ParagraphImpl > xParagraph( getParagraph( aIt ) );
if ( xParagraph.is() )
{
xParagraph->notifyEvent(
::css::accessibility::AccessibleEventId::SELECTION_CHANGED,
::css::uno::Any(), ::css::uno::Any() );
xParagraph->notifyEvent(
::css::accessibility::AccessibleEventId::TEXT_SELECTION_CHANGED,
::css::uno::Any(), ::css::uno::Any() );
}
}
}
}
void Document::justifySelection( TextPaM& rTextStart, TextPaM& rTextEnd )
{
if ( rTextStart > rTextEnd )
{
TextPaM aTextPaM( rTextStart );
rTextStart = rTextEnd;
rTextEnd = aTextPaM;
}
}
void Document::disposeParagraphs()
{
for (Paragraphs::iterator aIt(m_xParagraphs->begin());
aIt != m_xParagraphs->end(); ++aIt)
{
::css::uno::Reference< ::css::lang::XComponent > xComponent(
aIt->getParagraph().get(), ::css::uno::UNO_QUERY);
if (xComponent.is())
xComponent->dispose();
}
}
// static
::css::uno::Any Document::mapFontColor(::Color const & rColor)
{
return ::css::uno::makeAny(
static_cast< ::sal_Int32 >(COLORDATA_RGB(rColor.GetColor())));
// FIXME keep transparency?
}
// static
::Color Document::mapFontColor(::css::uno::Any const & rColor)
{
::sal_Int32 nColor = 0;
rColor >>= nColor;
return ::Color(static_cast< ::ColorData >(nColor));
}
// static
::css::uno::Any Document::mapFontWeight(::FontWeight nWeight)
{
// Map from ::FontWeight to ::css:awt::FontWeight, depends on order of
// elements in ::FontWeight (vcl/vclenum.hxx):
static float const aWeight[]
= { ::css::awt::FontWeight::DONTKNOW, // WEIGHT_DONTKNOW
::css::awt::FontWeight::THIN, // WEIGHT_THIN
::css::awt::FontWeight::ULTRALIGHT, // WEIGHT_ULTRALIGHT
::css::awt::FontWeight::LIGHT, // WEIGHT_LIGHT
::css::awt::FontWeight::SEMILIGHT, // WEIGHT_SEMILIGHT
::css::awt::FontWeight::NORMAL, // WEIGHT_NORMAL
::css::awt::FontWeight::NORMAL, // WEIGHT_MEDIUM
::css::awt::FontWeight::SEMIBOLD, // WEIGHT_SEMIBOLD
::css::awt::FontWeight::BOLD, // WEIGHT_BOLD
::css::awt::FontWeight::ULTRABOLD, // WEIGHT_ULTRABOLD
::css::awt::FontWeight::BLACK }; // WEIGHT_BLACK
return ::css::uno::makeAny(aWeight[nWeight]);
}
// static
::FontWeight Document::mapFontWeight(::css::uno::Any const & rWeight)
{
float nWeight = ::css::awt::FontWeight::NORMAL;
rWeight >>= nWeight;
return nWeight <= ::css::awt::FontWeight::DONTKNOW ? WEIGHT_DONTKNOW
: nWeight <= ::css::awt::FontWeight::THIN ? WEIGHT_THIN
: nWeight <= ::css::awt::FontWeight::ULTRALIGHT ? WEIGHT_ULTRALIGHT
: nWeight <= ::css::awt::FontWeight::LIGHT ? WEIGHT_LIGHT
: nWeight <= ::css::awt::FontWeight::SEMILIGHT ? WEIGHT_SEMILIGHT
: nWeight <= ::css::awt::FontWeight::NORMAL ? WEIGHT_NORMAL
: nWeight <= ::css::awt::FontWeight::SEMIBOLD ? WEIGHT_SEMIBOLD
: nWeight <= ::css::awt::FontWeight::BOLD ? WEIGHT_BOLD
: nWeight <= ::css::awt::FontWeight::ULTRABOLD ? WEIGHT_ULTRABOLD
: WEIGHT_BLACK;
}
}
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