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*
* 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
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_editeng.hxx"
//------------------------------------------------------------------------
//
// Global header
//
//------------------------------------------------------------------------
#include <limits.h>
#include <vector>
#include <algorithm>
#include <vos/mutex.hxx>
#include <vcl/window.hxx>
#include <vcl/svapp.hxx>
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/uno/Reference.hxx>
//------------------------------------------------------------------------
//
// Project-local header
//
//------------------------------------------------------------------------
#include "editeng/unoedprx.hxx"
#include <editeng/unotext.hxx>
#include <editeng/unoedhlp.hxx>
#include <editeng/editdata.hxx>
#include <editeng/editeng.hxx>
#include <editeng/editview.hxx>
#include <editeng/AccessibleStringWrap.hxx>
#include <editeng/outliner.hxx>
using namespace ::com::sun::star;
class SvxAccessibleTextIndex
{
public:
SvxAccessibleTextIndex() :
mnPara(0),
mnIndex(0),
mnEEIndex(0),
mnFieldOffset(0),
mnFieldLen(0),
mbInField(sal_False),
mnBulletOffset(0),
mnBulletLen(0),
mbInBullet(sal_False) {};
~SvxAccessibleTextIndex() {};
// Get/Set current paragraph
void SetParagraph( sal_uInt16 nPara )
{
mnPara = nPara;
}
sal_uInt16 GetParagraph() const { return mnPara; }
/** Set the index in the UAA semantic
@param nIndex
The index from the UA API (fields and bullets are expanded)
@param rTF
The text forwarder to use in the calculations
*/
void SetIndex( sal_Int32 nIndex, const SvxTextForwarder& rTF );
void SetIndex( sal_uInt16 nPara, sal_Int32 nIndex, const SvxTextForwarder& rTF ) { SetParagraph(nPara); SetIndex(nIndex, rTF); }
sal_Int32 GetIndex() const { return mnIndex; }
/** Set the index in the edit engine semantic
Update the object state to reflect the given index position in
EditEngine/Outliner index values
@param nEEIndex
The index from the edit engine (fields span exactly one index increment)
@param rTF
The text forwarder to use in the calculations
*/
void SetEEIndex( sal_uInt16 nEEIndex, const SvxTextForwarder& rTF );
void SetEEIndex( sal_uInt16 nPara, sal_uInt16 nEEIndex, const SvxTextForwarder& rTF ) { SetParagraph(nPara); SetEEIndex(nEEIndex, rTF); }
sal_uInt16 GetEEIndex() const;
void SetFieldOffset( sal_Int32 nOffset, sal_Int32 nLen ) { mnFieldOffset = nOffset; mnFieldLen = nLen; }
sal_Int32 GetFieldOffset() const { return mnFieldOffset; }
sal_Int32 GetFieldLen() const { return mnFieldLen; }
void AreInField( sal_Bool bInField = sal_True ) { mbInField = bInField; }
sal_Bool InField() const { return mbInField; }
void SetBulletOffset( sal_Int32 nOffset, sal_Int32 nLen ) { mnBulletOffset = nOffset; mnBulletLen = nLen; }
sal_Int32 GetBulletOffset() const { return mnBulletOffset; }
sal_Int32 GetBulletLen() const { return mnBulletLen; }
void AreInBullet( sal_Bool bInBullet = sal_True ) { mbInBullet = bInBullet; }
sal_Bool InBullet() const { return mbInBullet; }
/// returns false if the current index contains non-editable text (e.g. bullets)
sal_Bool IsEditable() const;
/// returns false if the given range is non-editable (e.g. contains bullets or _parts_ of fields)
sal_Bool IsEditableRange( const SvxAccessibleTextIndex& rEnd ) const;
private:
sal_uInt16 mnPara;
sal_Int32 mnIndex;
sal_Int32 mnEEIndex;
sal_Int32 mnFieldOffset;
sal_Int32 mnFieldLen;
sal_Bool mbInField;
sal_Int32 mnBulletOffset;
sal_Int32 mnBulletLen;
sal_Bool mbInBullet;
};
ESelection MakeEESelection( const SvxAccessibleTextIndex& rStart, const SvxAccessibleTextIndex& rEnd )
{
// deal with field special case: to really get a field contained
// within a selection, the start index must be before or on the
// field, the end index after it.
// The SvxAccessibleTextIndex.GetEEIndex method gives the index on
// the field, as long the input index is on the field. Thus,
// correction necessary for the end index
// Therefore, for _ranges_, if part of the field is touched, all
// of the field must be selected
if( rStart.GetParagraph() <= rEnd.GetParagraph() ||
(rStart.GetParagraph() == rEnd.GetParagraph() &&
rStart.GetEEIndex() <= rEnd.GetEEIndex()) )
{
if( rEnd.InField() && rEnd.GetFieldOffset() )
return ESelection( rStart.GetParagraph(), rStart.GetEEIndex(),
rEnd.GetParagraph(), rEnd.GetEEIndex()+1 );
}
else if( rStart.GetParagraph() > rEnd.GetParagraph() ||
(rStart.GetParagraph() == rEnd.GetParagraph() &&
rStart.GetEEIndex() > rEnd.GetEEIndex()) )
{
if( rStart.InField() && rStart.GetFieldOffset() )
return ESelection( rStart.GetParagraph(), rStart.GetEEIndex()+1,
rEnd.GetParagraph(), rEnd.GetEEIndex() );
}
return ESelection( rStart.GetParagraph(), rStart.GetEEIndex(),
rEnd.GetParagraph(), rEnd.GetEEIndex() );
}
ESelection MakeEESelection( const SvxAccessibleTextIndex& rIndex )
{
return ESelection( rIndex.GetParagraph(), rIndex.GetEEIndex(),
rIndex.GetParagraph(), rIndex.GetEEIndex() + 1 );
}
sal_uInt16 SvxAccessibleTextIndex::GetEEIndex() const
{
DBG_ASSERT(mnEEIndex >= 0 && mnEEIndex <= USHRT_MAX,
"SvxAccessibleTextIndex::GetEEIndex: index value overflow");
return static_cast< sal_uInt16 > (mnEEIndex);
}
void SvxAccessibleTextIndex::SetEEIndex( sal_uInt16 nEEIndex, const SvxTextForwarder& rTF )
{
// reset
mnFieldOffset = 0;
mbInField = sal_False;
mnFieldLen = 0;
mnBulletOffset = 0;
mbInBullet = sal_False;
mnBulletLen = 0;
// set known values
mnEEIndex = nEEIndex;
// calculate unknowns
sal_uInt16 nCurrField, nFieldCount = rTF.GetFieldCount( GetParagraph() );
mnIndex = nEEIndex;
EBulletInfo aBulletInfo = rTF.GetBulletInfo( GetParagraph() );
// any text bullets?
if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND &&
aBulletInfo.bVisible &&
aBulletInfo.nType != SVX_NUM_BITMAP )
{
mnIndex += aBulletInfo.aText.Len();
}
for( nCurrField=0; nCurrField < nFieldCount; ++nCurrField )
{
EFieldInfo aFieldInfo( rTF.GetFieldInfo( GetParagraph(), nCurrField ) );
if( aFieldInfo.aPosition.nIndex > nEEIndex )
break;
if( aFieldInfo.aPosition.nIndex == nEEIndex )
{
AreInField();
break;
}
// #106010#
mnIndex += ::std::max(aFieldInfo.aCurrentText.Len()-1, 0);
}
}
void SvxAccessibleTextIndex::SetIndex( sal_Int32 nIndex, const SvxTextForwarder& rTF )
{
// reset
mnFieldOffset = 0;
mbInField = sal_False;
mnFieldLen = 0;
mnBulletOffset = 0;
mbInBullet = sal_False;
mnBulletLen = 0;
// set known values
mnIndex = nIndex;
// calculate unknowns
sal_uInt16 nCurrField, nFieldCount = rTF.GetFieldCount( GetParagraph() );
DBG_ASSERT(nIndex >= 0 && nIndex <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
mnEEIndex = nIndex;
EBulletInfo aBulletInfo = rTF.GetBulletInfo( GetParagraph() );
// any text bullets?
if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND &&
aBulletInfo.bVisible &&
aBulletInfo.nType != SVX_NUM_BITMAP )
{
sal_Int32 nBulletLen = aBulletInfo.aText.Len();
if( nIndex < nBulletLen )
{
AreInBullet();
SetBulletOffset( nIndex, nBulletLen );
mnEEIndex = 0;
return;
}
mnEEIndex = mnEEIndex - nBulletLen;
}
for( nCurrField=0; nCurrField < nFieldCount; ++nCurrField )
{
EFieldInfo aFieldInfo( rTF.GetFieldInfo( GetParagraph(), nCurrField ) );
// we're before a field
if( aFieldInfo.aPosition.nIndex > mnEEIndex )
break;
// #106010#
mnEEIndex -= ::std::max(aFieldInfo.aCurrentText.Len()-1, 0);
// we're within a field
if( aFieldInfo.aPosition.nIndex >= mnEEIndex )
{
AreInField();
SetFieldOffset( ::std::max(aFieldInfo.aCurrentText.Len()-1, 0) - (aFieldInfo.aPosition.nIndex - mnEEIndex),
aFieldInfo.aCurrentText.Len() );
mnEEIndex = aFieldInfo.aPosition.nIndex ;
break;
}
}
}
sal_Bool SvxAccessibleTextIndex::IsEditable() const
{
if( InBullet() || InField() )
return sal_False;
return sal_True;
}
sal_Bool SvxAccessibleTextIndex::IsEditableRange( const SvxAccessibleTextIndex& rEnd ) const
{
if( GetIndex() > rEnd.GetIndex() )
return rEnd.IsEditableRange( *this );
if( InBullet() || rEnd.InBullet() )
return sal_False;
if( InField() && GetFieldOffset() )
return sal_False; // within field
if( rEnd.InField() && rEnd.GetFieldOffset() >= rEnd.GetFieldLen() - 1 )
return sal_False; // within field
return sal_True;
}
//---------------------------------------------------------------------------------
SvxEditSourceAdapter::SvxEditSourceAdapter() : mbEditSourceValid( sal_False )
{
}
SvxEditSourceAdapter::~SvxEditSourceAdapter()
{
}
SvxEditSource* SvxEditSourceAdapter::Clone() const
{
if( mbEditSourceValid && mpAdaptee.get() )
{
::std::auto_ptr< SvxEditSource > pClonedAdaptee( mpAdaptee->Clone() );
if( pClonedAdaptee.get() )
{
SvxEditSourceAdapter* pClone = new SvxEditSourceAdapter();
if( pClone )
{
pClone->SetEditSource( pClonedAdaptee );
return pClone;
}
}
}
return NULL;
}
SvxAccessibleTextAdapter* SvxEditSourceAdapter::GetTextForwarderAdapter()
{
if( mbEditSourceValid && mpAdaptee.get() )
{
SvxTextForwarder* pTextForwarder = mpAdaptee->GetTextForwarder();
if( pTextForwarder )
{
maTextAdapter.SetForwarder(*pTextForwarder);
return &maTextAdapter;
}
}
return NULL;
}
SvxTextForwarder* SvxEditSourceAdapter::GetTextForwarder()
{
return GetTextForwarderAdapter();
}
SvxViewForwarder* SvxEditSourceAdapter::GetViewForwarder()
{
if( mbEditSourceValid && mpAdaptee.get() )
return mpAdaptee->GetViewForwarder();
return NULL;
}
SvxAccessibleTextEditViewAdapter* SvxEditSourceAdapter::GetEditViewForwarderAdapter( sal_Bool bCreate )
{
if( mbEditSourceValid && mpAdaptee.get() )
{
SvxEditViewForwarder* pEditViewForwarder = mpAdaptee->GetEditViewForwarder(bCreate);
if( pEditViewForwarder )
{
SvxAccessibleTextAdapter* pTextAdapter = GetTextForwarderAdapter();
if( pTextAdapter )
{
maEditViewAdapter.SetForwarder(*pEditViewForwarder, *pTextAdapter);
return &maEditViewAdapter;
}
}
}
return NULL;
}
SvxEditViewForwarder* SvxEditSourceAdapter::GetEditViewForwarder( sal_Bool bCreate )
{
return GetEditViewForwarderAdapter( bCreate );
}
void SvxEditSourceAdapter::UpdateData()
{
if( mbEditSourceValid && mpAdaptee.get() )
mpAdaptee->UpdateData();
}
SfxBroadcaster& SvxEditSourceAdapter::GetBroadcaster() const
{
if( mbEditSourceValid && mpAdaptee.get() )
return mpAdaptee->GetBroadcaster();
return maDummyBroadcaster;
}
void SvxEditSourceAdapter::SetEditSource( ::std::auto_ptr< SvxEditSource > pAdaptee )
{
if( pAdaptee.get() )
{
mpAdaptee = pAdaptee;
mbEditSourceValid = sal_True;
}
else
{
// do a lazy delete (prevents us from deleting the broadcaster
// from within a broadcast in
// AccessibleTextHelper_Impl::Notify)
mbEditSourceValid = sal_False;
}
}
sal_Bool SvxEditSourceAdapter::IsValid() const
{
return mbEditSourceValid;
}
//--------------------------------------------------------------------------------------
SvxAccessibleTextAdapter::SvxAccessibleTextAdapter() : mrTextForwarder( NULL )
{
}
SvxAccessibleTextAdapter::~SvxAccessibleTextAdapter()
{
}
sal_uInt16 SvxAccessibleTextAdapter::GetParagraphCount() const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetParagraphCount();
}
sal_uInt16 SvxAccessibleTextAdapter::GetTextLen( sal_uInt16 nParagraph ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aIndex;
aIndex.SetEEIndex( nParagraph, mrTextForwarder->GetTextLen( nParagraph ), *this );
return static_cast< sal_uInt16 >(aIndex.GetIndex());
}
String SvxAccessibleTextAdapter::GetText( const ESelection& rSel ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this );
// normalize selection
if( rSel.nStartPara > rSel.nEndPara ||
(rSel.nStartPara == rSel.nEndPara && rSel.nStartPos > rSel.nEndPos) )
{
::std::swap( aStartIndex, aEndIndex );
}
String sStr = mrTextForwarder->GetText( MakeEESelection(aStartIndex, aEndIndex) );
// trim field text, if necessary
if( aStartIndex.InField() )
{
DBG_ASSERT(aStartIndex.GetFieldOffset() >= 0 &&
aStartIndex.GetFieldOffset() <= USHRT_MAX,
"SvxAccessibleTextIndex::GetText: index value overflow");
sStr.Erase(0, static_cast< sal_uInt16 > (aStartIndex.GetFieldOffset()) );
}
if( aEndIndex.InField() && aEndIndex.GetFieldOffset() )
{
DBG_ASSERT(sStr.Len() - (aEndIndex.GetFieldLen() - aEndIndex.GetFieldOffset()) >= 0 &&
sStr.Len() - (aEndIndex.GetFieldLen() - aEndIndex.GetFieldOffset()) <= USHRT_MAX,
"SvxAccessibleTextIndex::GetText: index value overflow");
sStr = sStr.Copy(0, static_cast< sal_uInt16 > (sStr.Len() - (aEndIndex.GetFieldLen() - aEndIndex.GetFieldOffset())) );
}
EBulletInfo aBulletInfo1 = GetBulletInfo( static_cast< sal_uInt16 >(aStartIndex.GetParagraph()) );
EBulletInfo aBulletInfo2 = GetBulletInfo( static_cast< sal_uInt16 >(aEndIndex.GetParagraph()) );
if( aEndIndex.InBullet() )
{
// append trailing bullet
sStr += aBulletInfo2.aText;;
DBG_ASSERT(sStr.Len() - (aEndIndex.GetBulletLen() - aEndIndex.GetBulletOffset()) >= 0 &&
sStr.Len() - (aEndIndex.GetBulletLen() - aEndIndex.GetBulletOffset()) <= USHRT_MAX,
"SvxAccessibleTextIndex::GetText: index value overflow");
sStr = sStr.Copy(0, static_cast< sal_uInt16 > (sStr.Len() - (aEndIndex.GetBulletLen() - aEndIndex.GetBulletOffset())) );
}
else if( aStartIndex.GetParagraph() != aEndIndex.GetParagraph() &&
HaveTextBullet( aEndIndex.GetParagraph() ) )
{
String sBullet = aBulletInfo2.aText;
DBG_ASSERT(sBullet.Len() - (aEndIndex.GetBulletLen() - aEndIndex.GetBulletOffset()) >= 0 &&
sBullet.Len() - (aEndIndex.GetBulletLen() - aEndIndex.GetBulletOffset()) <= USHRT_MAX,
"SvxAccessibleTextIndex::GetText: index value overflow");
sBullet = sBullet.Copy(0, static_cast< sal_uInt16 > (sBullet.Len() - (aEndIndex.GetBulletLen() - aEndIndex.GetBulletOffset())) );
// insert bullet
sStr.Insert( sBullet,
static_cast< sal_uInt16 > (GetTextLen(aStartIndex.GetParagraph()) - aStartIndex.GetIndex()) );
}
return sStr;
}
SfxItemSet SvxAccessibleTextAdapter::GetAttribs( const ESelection& rSel, sal_Bool bOnlyHardAttrib ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this );
return mrTextForwarder->GetAttribs( MakeEESelection(aStartIndex, aEndIndex),
bOnlyHardAttrib );
}
SfxItemSet SvxAccessibleTextAdapter::GetParaAttribs( sal_uInt16 nPara ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetParaAttribs( nPara );
}
void SvxAccessibleTextAdapter::SetParaAttribs( sal_uInt16 nPara, const SfxItemSet& rSet )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
mrTextForwarder->SetParaAttribs( nPara, rSet );
}
void SvxAccessibleTextAdapter::RemoveAttribs( const ESelection& , sal_Bool , sal_uInt16 )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
}
void SvxAccessibleTextAdapter::GetPortions( sal_uInt16 nPara, SvUShorts& rList ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
mrTextForwarder->GetPortions( nPara, rList );
}
sal_uInt16 SvxAccessibleTextAdapter::GetItemState( const ESelection& rSel, sal_uInt16 nWhich ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this );
return mrTextForwarder->GetItemState( MakeEESelection(aStartIndex, aEndIndex),
nWhich );
}
sal_uInt16 SvxAccessibleTextAdapter::GetItemState( sal_uInt16 nPara, sal_uInt16 nWhich ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetItemState( nPara, nWhich );
}
void SvxAccessibleTextAdapter::QuickInsertText( const String& rText, const ESelection& rSel )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this );
mrTextForwarder->QuickInsertText( rText,
MakeEESelection(aStartIndex, aEndIndex) );
}
void SvxAccessibleTextAdapter::QuickInsertField( const SvxFieldItem& rFld, const ESelection& rSel )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this );
mrTextForwarder->QuickInsertField( rFld,
MakeEESelection(aStartIndex, aEndIndex) );
}
void SvxAccessibleTextAdapter::QuickSetAttribs( const SfxItemSet& rSet, const ESelection& rSel )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this );
mrTextForwarder->QuickSetAttribs( rSet,
MakeEESelection(aStartIndex, aEndIndex) );
}
void SvxAccessibleTextAdapter::QuickInsertLineBreak( const ESelection& rSel )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this );
mrTextForwarder->QuickInsertLineBreak( MakeEESelection(aStartIndex, aEndIndex) );
}
SfxItemPool* SvxAccessibleTextAdapter::GetPool() const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetPool();
}
XubString SvxAccessibleTextAdapter::CalcFieldValue( const SvxFieldItem& rField, sal_uInt16 nPara, sal_uInt16 nPos, Color*& rpTxtColor, Color*& rpFldColor )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->CalcFieldValue( rField, nPara, nPos, rpTxtColor, rpFldColor );
}
void SvxAccessibleTextAdapter::FieldClicked( const SvxFieldItem& rField, sal_uInt16 nPara, xub_StrLen nPos )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
mrTextForwarder->FieldClicked( rField, nPara, nPos );
}
sal_Int32 SvxAccessibleTextAdapter::CalcLogicalIndex( sal_uInt16 nPara, sal_uInt16 nEEIndex )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aIndex;
aIndex.SetEEIndex(nPara, nEEIndex, *mrTextForwarder);
return aIndex.GetIndex();
}
sal_uInt16 SvxAccessibleTextAdapter::CalcEditEngineIndex( sal_uInt16 nPara, sal_Int32 nLogicalIndex )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aIndex;
aIndex.SetIndex(nPara, nLogicalIndex, *mrTextForwarder);
return aIndex.GetEEIndex();
}
sal_Bool SvxAccessibleTextAdapter::IsValid() const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
if( mrTextForwarder )
return mrTextForwarder->IsValid();
else
return sal_False;
}
LanguageType SvxAccessibleTextAdapter::GetLanguage( sal_uInt16 nPara, sal_uInt16 nPos ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aIndex;
aIndex.SetIndex( nPara, nPos, *this );
return mrTextForwarder->GetLanguage( nPara, aIndex.GetEEIndex() );
}
sal_uInt16 SvxAccessibleTextAdapter::GetFieldCount( sal_uInt16 nPara ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetFieldCount( nPara );
}
EFieldInfo SvxAccessibleTextAdapter::GetFieldInfo( sal_uInt16 nPara, sal_uInt16 nField ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetFieldInfo( nPara, nField );
}
EBulletInfo SvxAccessibleTextAdapter::GetBulletInfo( sal_uInt16 nPara ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetBulletInfo( nPara );
}
void SvxAccessibleTextAdapter::SetUpdateModeForAcc( sal_Bool bUp)
{
return mrTextForwarder->SetUpdateModeForAcc( bUp );
}
sal_Bool SvxAccessibleTextAdapter::GetUpdateModeForAcc( ) const
{
return mrTextForwarder->GetUpdateModeForAcc( );
}
Rectangle SvxAccessibleTextAdapter::GetCharBounds( sal_uInt16 nPara, sal_uInt16 nIndex ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aIndex;
aIndex.SetIndex( nPara, nIndex, *this );
// preset if anything goes wrong below
// n-th char in GetParagraphIndex's paragraph
Rectangle aRect = mrTextForwarder->GetCharBounds( nPara, static_cast< sal_uInt16 >( aIndex.GetEEIndex() ) );
if( aIndex.InBullet() )
{
EBulletInfo aBulletInfo = GetBulletInfo( nPara );
OutputDevice* pOutDev = GetRefDevice();
DBG_ASSERT(pOutDev!=NULL, "SvxAccessibleTextAdapter::GetCharBounds: No ref device");
// preset if anything goes wrong below
aRect = aBulletInfo.aBounds; // better than nothing
if( pOutDev )
{
AccessibleStringWrap aStringWrap( *pOutDev, aBulletInfo.aFont, aBulletInfo.aText );
if( aStringWrap.GetCharacterBounds( aIndex.GetBulletOffset(), aRect ) )
aRect.Move( aBulletInfo.aBounds.Left(), aBulletInfo.aBounds.Top() );
}
}
else
{
// handle field content manually
if( aIndex.InField() )
{
OutputDevice* pOutDev = GetRefDevice();
DBG_ASSERT(pOutDev!=NULL, "SvxAccessibleTextAdapter::GetCharBounds: No ref device");
if( pOutDev )
{
ESelection aSel = MakeEESelection( aIndex );
SvxFont aFont = EditEngine::CreateSvxFontFromItemSet( mrTextForwarder->GetAttribs( aSel ) );
AccessibleStringWrap aStringWrap( *pOutDev,
aFont,
mrTextForwarder->GetText( aSel ) );
Rectangle aStartRect = mrTextForwarder->GetCharBounds( nPara, static_cast< sal_uInt16 >( aIndex.GetEEIndex() ) );
if( !aStringWrap.GetCharacterBounds( aIndex.GetFieldOffset(), aRect ) )
aRect = aStartRect;
else
aRect.Move( aStartRect.Left(), aStartRect.Top() );
}
}
}
return aRect;
}
Rectangle SvxAccessibleTextAdapter::GetParaBounds( sal_uInt16 nPara ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
EBulletInfo aBulletInfo = GetBulletInfo( nPara );
if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND &&
aBulletInfo.bVisible &&
aBulletInfo.nType != SVX_NUM_BITMAP )
{
// include bullet in para bounding box
Rectangle aRect( mrTextForwarder->GetParaBounds( nPara ) );
aRect.Union( aBulletInfo.aBounds );
return aRect;
}
return mrTextForwarder->GetParaBounds( nPara );
}
MapMode SvxAccessibleTextAdapter::GetMapMode() const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetMapMode();
}
OutputDevice* SvxAccessibleTextAdapter::GetRefDevice() const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetRefDevice();
}
sal_Bool SvxAccessibleTextAdapter::GetIndexAtPoint( const Point& rPoint, sal_uInt16& nPara, sal_uInt16& nIndex ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
if( !mrTextForwarder->GetIndexAtPoint( rPoint, nPara, nIndex ) )
return sal_False;
SvxAccessibleTextIndex aIndex;
aIndex.SetEEIndex(nPara, nIndex, *this);
DBG_ASSERT(aIndex.GetIndex() >= 0 && aIndex.GetIndex() <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
nIndex = static_cast< sal_uInt16 > (aIndex.GetIndex());
EBulletInfo aBulletInfo = GetBulletInfo( nPara );
// any text bullets?
if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND &&
aBulletInfo.bVisible &&
aBulletInfo.nType != SVX_NUM_BITMAP )
{
if( aBulletInfo.aBounds.IsInside( rPoint) )
{
OutputDevice* pOutDev = GetRefDevice();
DBG_ASSERT(pOutDev!=NULL, "SvxAccessibleTextAdapter::GetIndexAtPoint: No ref device");
if( !pOutDev )
return sal_False;
AccessibleStringWrap aStringWrap( *pOutDev, aBulletInfo.aFont, aBulletInfo.aText );
Point aPoint = rPoint;
aPoint.Move( -aBulletInfo.aBounds.Left(), -aBulletInfo.aBounds.Top() );
DBG_ASSERT(aStringWrap.GetIndexAtPoint( aPoint ) >= 0 &&
aStringWrap.GetIndexAtPoint( aPoint ) <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
nIndex = static_cast< sal_uInt16 > (aStringWrap.GetIndexAtPoint( aPoint ));
return sal_True;
}
}
if( aIndex.InField() )
{
OutputDevice* pOutDev = GetRefDevice();
DBG_ASSERT(pOutDev!=NULL, "SvxAccessibleTextAdapter::GetIndexAtPoint: No ref device");
if( !pOutDev )
return sal_False;
ESelection aSelection = MakeEESelection( aIndex );
SvxFont aFont = EditEngine::CreateSvxFontFromItemSet( mrTextForwarder->GetAttribs( aSelection ) );
AccessibleStringWrap aStringWrap( *pOutDev,
aFont,
mrTextForwarder->GetText( aSelection ) );
Rectangle aRect = mrTextForwarder->GetCharBounds( nPara, aIndex.GetEEIndex() );
Point aPoint = rPoint;
aPoint.Move( -aRect.Left(), -aRect.Top() );
DBG_ASSERT(aIndex.GetIndex() + aStringWrap.GetIndexAtPoint( rPoint ) >= 0 &&
aIndex.GetIndex() + aStringWrap.GetIndexAtPoint( rPoint ) <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
nIndex = static_cast< sal_uInt16 >(aIndex.GetIndex() + aStringWrap.GetIndexAtPoint( aPoint ));
return sal_True;
}
return sal_True;
}
sal_Bool SvxAccessibleTextAdapter::GetWordIndices( sal_uInt16 nPara, sal_uInt16 nIndex, sal_uInt16& nStart, sal_uInt16& nEnd ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aIndex;
aIndex.SetIndex(nPara, nIndex, *this);
nIndex = aIndex.GetEEIndex();
if( aIndex.InBullet() )
{
DBG_ASSERT(aIndex.GetBulletLen() >= 0 &&
aIndex.GetBulletLen() <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
// always treat bullet as separate word
nStart = 0;
nEnd = static_cast< sal_uInt16 > (aIndex.GetBulletLen());
return sal_True;
}
if( aIndex.InField() )
{
DBG_ASSERT(aIndex.GetIndex() - aIndex.GetFieldOffset() >= 0 &&
aIndex.GetIndex() - aIndex.GetFieldOffset() <= USHRT_MAX &&
nStart + aIndex.GetFieldLen() >= 0 &&
nStart + aIndex.GetFieldLen() <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
// always treat field as separate word
// TODO: to circumvent this, _we_ would have to do the break iterator stuff!
nStart = static_cast< sal_uInt16 > (aIndex.GetIndex() - aIndex.GetFieldOffset());
nEnd = static_cast< sal_uInt16 > (nStart + aIndex.GetFieldLen());
return sal_True;
}
if( !mrTextForwarder->GetWordIndices( nPara, nIndex, nStart, nEnd ) )
return sal_False;
aIndex.SetEEIndex( nPara, nStart, *this );
DBG_ASSERT(aIndex.GetIndex() >= 0 &&
aIndex.GetIndex() <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
nStart = static_cast< sal_uInt16 > (aIndex.GetIndex());
aIndex.SetEEIndex( nPara, nEnd, *this );
DBG_ASSERT(aIndex.GetIndex() >= 0 &&
aIndex.GetIndex() <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
nEnd = static_cast< sal_uInt16 > (aIndex.GetIndex());
return sal_True;
}
sal_Bool SvxAccessibleTextAdapter::GetAttributeRun( sal_uInt16& nStartIndex, sal_uInt16& nEndIndex, sal_uInt16 nPara, sal_uInt16 nIndex, sal_Bool /* bInCell */) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aIndex;
aIndex.SetIndex(nPara, nIndex, *this);
nIndex = aIndex.GetEEIndex();
if( aIndex.InBullet() )
{
DBG_ASSERT(aIndex.GetBulletLen() >= 0 &&
aIndex.GetBulletLen() <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
// always treat bullet as distinct attribute
nStartIndex = 0;
nEndIndex = static_cast< sal_uInt16 > (aIndex.GetBulletLen());
return sal_True;
}
if( aIndex.InField() )
{
DBG_ASSERT(aIndex.GetIndex() - aIndex.GetFieldOffset() >= 0 &&
aIndex.GetIndex() - aIndex.GetFieldOffset() <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
// always treat field as distinct attribute
nStartIndex = static_cast< sal_uInt16 > (aIndex.GetIndex() - aIndex.GetFieldOffset());
nEndIndex = static_cast< sal_uInt16 > (nStartIndex + aIndex.GetFieldLen());
return sal_True;
}
if( !mrTextForwarder->GetAttributeRun( nStartIndex, nEndIndex, nPara, nIndex ) )
return sal_False;
aIndex.SetEEIndex( nPara, nStartIndex, *this );
DBG_ASSERT(aIndex.GetIndex() >= 0 &&
aIndex.GetIndex() <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
nStartIndex = static_cast< sal_uInt16 > (aIndex.GetIndex());
aIndex.SetEEIndex( nPara, nEndIndex, *this );
DBG_ASSERT(aIndex.GetIndex() >= 0 &&
aIndex.GetIndex() <= USHRT_MAX,
"SvxAccessibleTextIndex::SetIndex: index value overflow");
nEndIndex = static_cast< sal_uInt16 > (aIndex.GetIndex());
return sal_True;
}
sal_uInt16 SvxAccessibleTextAdapter::GetLineCount( sal_uInt16 nPara ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetLineCount( nPara );
}
sal_uInt16 SvxAccessibleTextAdapter::GetLineLen( sal_uInt16 nPara, sal_uInt16 nLine ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
sal_uInt16 nCurrLine;
sal_uInt16 nCurrIndex, nLastIndex;
for( nCurrLine=0, nCurrIndex=0, nLastIndex=0; nCurrLine<=nLine; ++nCurrLine )
{
nLastIndex = nCurrIndex;
nCurrIndex =
nCurrIndex + mrTextForwarder->GetLineLen( nPara, nCurrLine );
}
aEndIndex.SetEEIndex( nPara, nCurrIndex, *this );
if( nLine > 0 )
{
aStartIndex.SetEEIndex( nPara, nLastIndex, *this );
return static_cast< sal_uInt16 >(aEndIndex.GetIndex() - aStartIndex.GetIndex());
}
else
return static_cast< sal_uInt16 >(aEndIndex.GetIndex());
}
void SvxAccessibleTextAdapter::GetLineBoundaries( /*out*/sal_uInt16 &rStart, /*out*/sal_uInt16 &rEnd, sal_uInt16 nParagraph, sal_uInt16 nLine ) const
{
mrTextForwarder->GetLineBoundaries( rStart, rEnd, nParagraph, nLine );
}
sal_uInt16 SvxAccessibleTextAdapter::GetLineNumberAtIndex( sal_uInt16 nPara, sal_uInt16 nIndex ) const
{
return mrTextForwarder->GetLineNumberAtIndex( nPara, nIndex );
}
sal_Bool SvxAccessibleTextAdapter::Delete( const ESelection& rSel )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this );
return mrTextForwarder->Delete( MakeEESelection(aStartIndex, aEndIndex ) );
}
sal_Bool SvxAccessibleTextAdapter::InsertText( const String& rStr, const ESelection& rSel )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this );
return mrTextForwarder->InsertText( rStr, MakeEESelection(aStartIndex, aEndIndex) );
}
sal_Bool SvxAccessibleTextAdapter::QuickFormatDoc( sal_Bool bFull )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->QuickFormatDoc( bFull );
}
sal_Int16 SvxAccessibleTextAdapter::GetDepth( sal_uInt16 nPara ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->GetDepth( nPara );
}
sal_Bool SvxAccessibleTextAdapter::SetDepth( sal_uInt16 nPara, sal_Int16 nNewDepth )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
return mrTextForwarder->SetDepth( nPara, nNewDepth );
}
void SvxAccessibleTextAdapter::SetForwarder( SvxTextForwarder& rForwarder )
{
mrTextForwarder = &rForwarder;
}
sal_Bool SvxAccessibleTextAdapter::HaveImageBullet( sal_uInt16 nPara ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
EBulletInfo aBulletInfo = GetBulletInfo( nPara );
if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND &&
aBulletInfo.bVisible &&
aBulletInfo.nType == SVX_NUM_BITMAP )
{
return sal_True;
}
else
{
return sal_False;
}
}
sal_Bool SvxAccessibleTextAdapter::HaveTextBullet( sal_uInt16 nPara ) const
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
EBulletInfo aBulletInfo = GetBulletInfo( nPara );
if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND &&
aBulletInfo.bVisible &&
aBulletInfo.nType != SVX_NUM_BITMAP )
{
return sal_True;
}
else
{
return sal_False;
}
}
sal_Bool SvxAccessibleTextAdapter::IsEditable( const ESelection& rSel )
{
DBG_ASSERT(mrTextForwarder, "SvxAccessibleTextAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this );
// normalize selection
if( rSel.nStartPara > rSel.nEndPara ||
(rSel.nStartPara == rSel.nEndPara && rSel.nStartPos > rSel.nEndPos) )
{
::std::swap( aStartIndex, aEndIndex );
}
return aStartIndex.IsEditableRange( aEndIndex );
}
const SfxItemSet * SvxAccessibleTextAdapter::GetEmptyItemSetPtr()
{
DBG_ERROR( "not implemented" );
return 0;
}
void SvxAccessibleTextAdapter::AppendParagraph()
{
DBG_ERROR( "not implemented" );
}
xub_StrLen SvxAccessibleTextAdapter::AppendTextPortion( sal_uInt16, const String &, const SfxItemSet & )
{
DBG_ERROR( "not implemented" );
return 0;
}
void SvxAccessibleTextAdapter::CopyText(const SvxTextForwarder&)
{
DBG_ERROR( "not implemented" );
}
//---------------------------------------------------------------------------------------
SvxAccessibleTextEditViewAdapter::SvxAccessibleTextEditViewAdapter()
{
}
SvxAccessibleTextEditViewAdapter::~SvxAccessibleTextEditViewAdapter()
{
}
sal_Bool SvxAccessibleTextEditViewAdapter::IsValid() const
{
DBG_ASSERT(mrViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder");
if( mrViewForwarder )
return mrViewForwarder->IsValid();
else
return sal_False;
}
Rectangle SvxAccessibleTextEditViewAdapter::GetVisArea() const
{
DBG_ASSERT(mrViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder");
return mrViewForwarder->GetVisArea();
}
Point SvxAccessibleTextEditViewAdapter::LogicToPixel( const Point& rPoint, const MapMode& rMapMode ) const
{
DBG_ASSERT(mrViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder");
return mrViewForwarder->LogicToPixel(rPoint, rMapMode);
}
Point SvxAccessibleTextEditViewAdapter::PixelToLogic( const Point& rPoint, const MapMode& rMapMode ) const
{
DBG_ASSERT(mrViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder");
return mrViewForwarder->PixelToLogic(rPoint, rMapMode);
}
sal_Bool SvxAccessibleTextEditViewAdapter::GetSelection( ESelection& rSel ) const
{
DBG_ASSERT(mrViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder");
ESelection aSelection;
if( !mrViewForwarder->GetSelection( aSelection ) )
return sal_False;
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetEEIndex( aSelection.nStartPara, aSelection.nStartPos, *mrTextForwarder );
aEndIndex.SetEEIndex( aSelection.nEndPara, aSelection.nEndPos, *mrTextForwarder );
DBG_ASSERT(aStartIndex.GetIndex() >= 0 && aStartIndex.GetIndex() <= USHRT_MAX &&
aEndIndex.GetIndex() >= 0 && aEndIndex.GetIndex() <= USHRT_MAX,
"SvxAccessibleTextEditViewAdapter::GetSelection: index value overflow");
rSel = ESelection( aStartIndex.GetParagraph(), static_cast< sal_uInt16 > (aStartIndex.GetIndex()),
aEndIndex.GetParagraph(), static_cast< sal_uInt16 > (aEndIndex.GetIndex()) );
return sal_True;
}
sal_Bool SvxAccessibleTextEditViewAdapter::SetSelection( const ESelection& rSel )
{
DBG_ASSERT(mrViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder");
SvxAccessibleTextIndex aStartIndex;
SvxAccessibleTextIndex aEndIndex;
aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *mrTextForwarder );
aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *mrTextForwarder );
return mrViewForwarder->SetSelection( MakeEESelection(aStartIndex, aEndIndex) );
}
sal_Bool SvxAccessibleTextEditViewAdapter::Copy()
{
DBG_ASSERT(mrViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder");
return mrViewForwarder->Copy();
}
sal_Bool SvxAccessibleTextEditViewAdapter::Cut()
{
DBG_ASSERT(mrViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder");
return mrViewForwarder->Cut();
}
sal_Bool SvxAccessibleTextEditViewAdapter::Paste()
{
DBG_ASSERT(mrViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder");
return mrViewForwarder->Paste();
}
void SvxAccessibleTextEditViewAdapter::SetForwarder( SvxEditViewForwarder& rForwarder,
SvxAccessibleTextAdapter& rTextForwarder )
{
mrViewForwarder = &rForwarder;
mrTextForwarder = &rTextForwarder;
}