Files
libreoffice/sw/source/uibase/uiview/formatclipboard.cxx
Takeshi Abe 3594780d33 Avoid possible memory leaks in case of exceptions
Change-Id: I22d22a924d33b91ba6894857ce56b0d920102b4b
2014-06-17 09:54:02 +09:00

599 lines
21 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "formatclipboard.hxx"
#include <svx/svxids.hrc>
#include <cmdid.h>
#include <charfmt.hxx>
#include <frmfmt.hxx>
#include <docstyle.hxx>
#include <fchrfmt.hxx>
#include <svx/svdview.hxx>
#include <editeng/brushitem.hxx>
#include <editeng/shaditem.hxx>
#include <editeng/boxitem.hxx>
#include <editeng/formatbreakitem.hxx>
#include <fmtlsplt.hxx>
#include <editeng/keepitem.hxx>
#include <editeng/frmdiritem.hxx>
#include <fmtpdsc.hxx>
#include <fmtrowsplt.hxx>
#include <boost/scoped_ptr.hpp>
namespace
{
#define FORMAT_PAINTBRUSH_FRAME_IDS \
RES_FRMATR_BEGIN, RES_FILL_ORDER, \
/* no RES_FRM_SIZE */ \
RES_PAPER_BIN, RES_SURROUND, \
/* no RES_VERT_ORIENT */ \
/* no RES_HORI_ORIENT */ \
/* no RES_ANCHOR */ \
RES_BACKGROUND, RES_SHADOW, \
/* no RES_FRMMACRO */ \
RES_COL, RES_KEEP, \
/* no RES_URL */ \
RES_EDIT_IN_READONLY, RES_LAYOUT_SPLIT, \
/* no RES_CHAIN */ \
RES_TEXTGRID, RES_FRMATR_END-1,
#define FORMAT_PAINTBRUSH_PARAGRAPH_IDS \
RES_PARATR_BEGIN, RES_PARATR_END -1, \
RES_PARATR_LIST_BEGIN, RES_PARATR_LIST_END -1, \
FORMAT_PAINTBRUSH_FRAME_IDS
SfxItemSet* lcl_CreateEmptyItemSet( int nSelectionType, SfxItemPool& rPool, bool bNoParagraphFormats = false )
{
SfxItemSet* pItemSet = 0;
if( nSelectionType & (nsSelectionType::SEL_FRM | nsSelectionType::SEL_OLE | nsSelectionType::SEL_GRF) )
{
pItemSet = new SfxItemSet(rPool,
FORMAT_PAINTBRUSH_FRAME_IDS
0);
}
else if( nSelectionType & nsSelectionType::SEL_DRW )
{
//is handled different
}
else if( nSelectionType & nsSelectionType::SEL_TXT )
{
if( bNoParagraphFormats )
pItemSet = new SfxItemSet(rPool,
RES_CHRATR_BEGIN, RES_CHRATR_END - 1,
0);
else
pItemSet = new SfxItemSet(rPool,
RES_CHRATR_BEGIN, RES_CHRATR_END - 1,
FORMAT_PAINTBRUSH_PARAGRAPH_IDS
0);
}
return pItemSet;
}
void lcl_getTableAttributes( SfxItemSet& rSet, SwWrtShell &rSh )
{
SvxBrushItem aBrush( RES_BACKGROUND );
rSh.GetBoxBackground(aBrush);
rSet.Put( aBrush );
if(rSh.GetRowBackground(aBrush))
rSet.Put( aBrush, SID_ATTR_BRUSH_ROW );
else
rSet.InvalidateItem(SID_ATTR_BRUSH_ROW);
rSh.GetTabBackground(aBrush);
rSet.Put( aBrush, SID_ATTR_BRUSH_TABLE );
SvxBoxInfoItem aBoxInfo( SID_ATTR_BORDER_INNER );
rSet.Put(aBoxInfo);
rSh.GetTabBorders( rSet );
SvxFrameDirectionItem aBoxDirection( FRMDIR_ENVIRONMENT, RES_FRAMEDIR );
if(rSh.GetBoxDirection( aBoxDirection ))
rSet.Put(aBoxDirection, FN_TABLE_BOX_TEXTORIENTATION);
rSet.Put(SfxUInt16Item(FN_TABLE_SET_VERT_ALIGN, rSh.GetBoxAlign()));
rSet.Put( SfxUInt16Item( FN_PARAM_TABLE_HEADLINE, rSh.GetRowsToRepeat() ) );
SwFrmFmt *pFrmFmt = rSh.GetTableFmt();
if(pFrmFmt)
{
rSet.Put( pFrmFmt->GetShadow() );
rSet.Put( pFrmFmt->GetBreak() );
rSet.Put( pFrmFmt->GetPageDesc() );
rSet.Put( pFrmFmt->GetLayoutSplit() );
rSet.Put( pFrmFmt->GetKeep() );
rSet.Put( pFrmFmt->GetFrmDir() );
}
SwFmtRowSplit* pSplit = 0;
rSh.GetRowSplit(pSplit);
if(pSplit)
rSet.Put(*pSplit);
}
void lcl_setTableAttributes( const SfxItemSet& rSet, SwWrtShell &rSh )
{
const SfxPoolItem* pItem = 0;
bool bBorder = ( SFX_ITEM_SET == rSet.GetItemState( RES_BOX ) ||
SFX_ITEM_SET == rSet.GetItemState( SID_ATTR_BORDER_INNER ) );
bool bBackground = SFX_ITEM_SET == rSet.GetItemState( RES_BACKGROUND, false, &pItem );
const SfxPoolItem* pRowItem = 0, *pTableItem = 0;
bBackground |= SFX_ITEM_SET == rSet.GetItemState( SID_ATTR_BRUSH_ROW, false, &pRowItem );
bBackground |= SFX_ITEM_SET == rSet.GetItemState( SID_ATTR_BRUSH_TABLE, false, &pTableItem );
if(bBackground)
{
if(pItem)
rSh.SetBoxBackground( *(const SvxBrushItem*)pItem );
if(pRowItem)
{
SvxBrushItem aBrush(*(const SvxBrushItem*)pRowItem);
aBrush.SetWhich(RES_BACKGROUND);
rSh.SetRowBackground(aBrush);
}
if(pTableItem)
{
SvxBrushItem aBrush(*(const SvxBrushItem*)pTableItem);
aBrush.SetWhich(RES_BACKGROUND);
rSh.SetTabBackground( aBrush );
}
}
if(bBorder)
rSh.SetTabBorders( rSet );
if( SFX_ITEM_SET == rSet.GetItemState( FN_PARAM_TABLE_HEADLINE, false, &pItem) )
rSh.SetRowsToRepeat( ((SfxUInt16Item*)pItem)->GetValue() );
SwFrmFmt* pFrmFmt = rSh.GetTableFmt();
if(pFrmFmt)
{
//RES_SHADOW
pItem=0;
rSet.GetItemState(rSet.GetPool()->GetWhich(RES_SHADOW), false, &pItem);
if(pItem)
pFrmFmt->SetFmtAttr( *pItem );
//RES_BREAK
pItem=0;
rSet.GetItemState(rSet.GetPool()->GetWhich(RES_BREAK), false, &pItem);
if(pItem)
pFrmFmt->SetFmtAttr( *pItem );
//RES_PAGEDESC
pItem=0;
rSet.GetItemState(rSet.GetPool()->GetWhich(RES_PAGEDESC), false, &pItem);
if(pItem)
pFrmFmt->SetFmtAttr( *pItem );
//RES_LAYOUT_SPLIT
pItem=0;
rSet.GetItemState(rSet.GetPool()->GetWhich(RES_LAYOUT_SPLIT), false, &pItem);
if(pItem)
pFrmFmt->SetFmtAttr( *pItem );
//RES_KEEP
pItem=0;
rSet.GetItemState(rSet.GetPool()->GetWhich(RES_KEEP), false, &pItem);
if(pItem)
pFrmFmt->SetFmtAttr( *pItem );
//RES_FRAMEDIR
pItem=0;
rSet.GetItemState(rSet.GetPool()->GetWhich(RES_FRAMEDIR), false, &pItem);
if(pItem)
pFrmFmt->SetFmtAttr( *pItem );
}
if( SFX_ITEM_SET == rSet.GetItemState( FN_TABLE_BOX_TEXTORIENTATION, false, &pItem) )
{
SvxFrameDirectionItem aDirection( FRMDIR_ENVIRONMENT, RES_FRAMEDIR );
aDirection.SetValue(static_cast< const SvxFrameDirectionItem* >(pItem)->GetValue());
rSh.SetBoxDirection(aDirection);
}
if( SFX_ITEM_SET == rSet.GetItemState( FN_TABLE_SET_VERT_ALIGN, false, &pItem))
rSh.SetBoxAlign(((SfxUInt16Item*)(pItem))->GetValue());
if( SFX_ITEM_SET == rSet.GetItemState( RES_ROW_SPLIT, false, &pItem) )
rSh.SetRowSplit(*static_cast<const SwFmtRowSplit*>(pItem));
}
}//end anonymous namespace
SwFormatClipboard::SwFormatClipboard()
: m_nSelectionType(0)
, m_pItemSet_TxtAttr(0)
, m_pItemSet_ParAttr(0)
, m_pTableItemSet(0)
, m_bPersistentCopy(false)
{
}
SwFormatClipboard::~SwFormatClipboard()
{
delete m_pItemSet_TxtAttr;
delete m_pItemSet_ParAttr;
delete m_pTableItemSet;
}
bool SwFormatClipboard::HasContent() const
{
return m_pItemSet_TxtAttr!=0
|| m_pItemSet_ParAttr!=0
|| m_pTableItemSet != 0
|| !m_aCharStyle.isEmpty()
|| !m_aParaStyle.isEmpty()
;
}
bool SwFormatClipboard::HasContentForThisType( int nSelectionType ) const
{
if( !HasContent() )
return false;
if( m_nSelectionType == nSelectionType )
return true;
if( ( nSelectionType & (nsSelectionType::SEL_FRM | nsSelectionType::SEL_OLE | nsSelectionType::SEL_GRF) )
&&
( m_nSelectionType & (nsSelectionType::SEL_FRM | nsSelectionType::SEL_OLE | nsSelectionType::SEL_GRF) )
)
return true;
if( nSelectionType & nsSelectionType::SEL_TXT && m_nSelectionType & nsSelectionType::SEL_TXT )
return true;
return false;
}
bool SwFormatClipboard::CanCopyThisType( int nSelectionType ) const
{
if( nSelectionType & (nsSelectionType::SEL_FRM | nsSelectionType::SEL_OLE | nsSelectionType::SEL_GRF
| nsSelectionType::SEL_TXT | nsSelectionType::SEL_DRW | nsSelectionType::SEL_TBL | nsSelectionType::SEL_TBL_CELLS ) )
return true;
return false;
}
void SwFormatClipboard::Copy( SwWrtShell& rWrtShell, SfxItemPool& rPool, bool bPersistentCopy )
{
// first clear the previously stored attributes
this->Erase();
m_bPersistentCopy = bPersistentCopy;
int nSelectionType = rWrtShell.GetSelectionType();
SfxItemSet* pItemSet_TxtAttr = lcl_CreateEmptyItemSet( nSelectionType, rPool, true );
SfxItemSet* pItemSet_ParAttr = lcl_CreateEmptyItemSet( nSelectionType, rPool, false );
rWrtShell.StartAction();
rWrtShell.Push();
// modify the "Point and Mark" of the cursor
// in order to select only the last character of the
// selection(s) and then to get the attributes of this single character
if( nSelectionType == nsSelectionType::SEL_TXT )
{
// get the current PaM, the cursor
// if there several selection it curently point
// on the last (sort by there creation time) selection
SwPaM* pCrsr = rWrtShell.GetCrsr();
bool bHasSelection = pCrsr->HasMark();
bool bForwardSelection = false;
if(!bHasSelection && pCrsr->GetPrev() != pCrsr && pCrsr->GetPrev() != 0)
{
// if cursor has multiple selections
// clear all the selections except the last
rWrtShell.KillPams();
// reset the cursor to the remaining selection
pCrsr = rWrtShell.GetCrsr();
bHasSelection = true;
}
bool dontMove = false;
if (bHasSelection)
{
bForwardSelection = (*pCrsr->GetPoint()) > (*pCrsr->GetMark());
// clear the selection leaving just the cursor
pCrsr->DeleteMark();
pCrsr->SetMark();
}
else
{
bool rightToLeft = rWrtShell.IsInRightToLeftText();
// if there were no selection (only a cursor) and the cursor was at
// the end of the paragraph then don't move
if ( rWrtShell.IsEndPara() && !rightToLeft )
dontMove = true;
// revert left and right
if ( rightToLeft )
{
if (pCrsr->GetPoint()->nContent == 0)
dontMove = true;
else
bForwardSelection = !bForwardSelection;
}
}
// move the cursor in order to select one character
if (!dontMove)
pCrsr->Move( bForwardSelection ? fnMoveBackward : fnMoveForward );
}
if(pItemSet_TxtAttr)
{
if( nSelectionType & (nsSelectionType::SEL_FRM | nsSelectionType::SEL_OLE | nsSelectionType::SEL_GRF) )
rWrtShell.GetFlyFrmAttr(*pItemSet_TxtAttr);
else
{
// get the text attributes from named and automatic formatting
rWrtShell.GetCurAttr(*pItemSet_TxtAttr);
if( nSelectionType & nsSelectionType::SEL_TXT )
{
// get the paragraph attributes (could be character properties)
// from named and automatic formatting
rWrtShell.GetCurParAttr(*pItemSet_ParAttr);
}
}
}
else if ( nSelectionType & nsSelectionType::SEL_DRW )
{
SdrView* pDrawView = rWrtShell.GetDrawView();
if(pDrawView)
{
bool bOnlyHardAttr = true;
if( pDrawView->AreObjectsMarked() )
{
pItemSet_TxtAttr = new SfxItemSet( pDrawView->GetAttrFromMarked(bOnlyHardAttr) );
//remove attributes defining the type/data of custom shapes
pItemSet_TxtAttr->ClearItem(SDRATTR_CUSTOMSHAPE_ENGINE);
pItemSet_TxtAttr->ClearItem(SDRATTR_CUSTOMSHAPE_DATA);
pItemSet_TxtAttr->ClearItem(SDRATTR_CUSTOMSHAPE_GEOMETRY);
pItemSet_TxtAttr->ClearItem(SDRATTR_CUSTOMSHAPE_REPLACEMENT_URL);
}
}
}
if( nSelectionType & nsSelectionType::SEL_TBL_CELLS )//only copy table attributes if really cells are selected (not only text in tables)
{
m_pTableItemSet = new SfxItemSet(rPool,
SID_ATTR_BORDER_INNER, SID_ATTR_BORDER_SHADOW, //SID_ATTR_BORDER_OUTER is inbetween
RES_BACKGROUND, RES_SHADOW, //RES_BOX is inbetween
SID_ATTR_BRUSH_ROW, SID_ATTR_BRUSH_TABLE,
RES_BREAK, RES_BREAK,
RES_PAGEDESC, RES_PAGEDESC,
RES_LAYOUT_SPLIT, RES_LAYOUT_SPLIT,
RES_ROW_SPLIT, RES_ROW_SPLIT,
RES_KEEP, RES_KEEP,
RES_FRAMEDIR, RES_FRAMEDIR,
FN_PARAM_TABLE_HEADLINE, FN_PARAM_TABLE_HEADLINE,
FN_TABLE_BOX_TEXTORIENTATION, FN_TABLE_BOX_TEXTORIENTATION,
FN_TABLE_SET_VERT_ALIGN, FN_TABLE_SET_VERT_ALIGN,
0);
lcl_getTableAttributes( *m_pTableItemSet, rWrtShell );
}
m_nSelectionType = nSelectionType;
m_pItemSet_TxtAttr = pItemSet_TxtAttr;
m_pItemSet_ParAttr = pItemSet_ParAttr;
if( nSelectionType & nsSelectionType::SEL_TXT )
{
// if text is selected save the named character format
SwFmt* pFmt = rWrtShell.GetCurCharFmt();
if( pFmt )
m_aCharStyle = pFmt->GetName();
// and the named paragraph format
pFmt = rWrtShell.GetCurTxtFmtColl();
if( pFmt )
m_aParaStyle = pFmt->GetName();
}
rWrtShell.Pop(false);
rWrtShell.EndAction();
}
typedef boost::shared_ptr< SfxPoolItem > SfxPoolItemSharedPtr;
typedef std::vector< SfxPoolItemSharedPtr > ItemVector;
// collect all PoolItems from the applied styles
static void lcl_AppendSetItems( ItemVector& rItemVector, const SfxItemSet& rStyleAttrSet )
{
const sal_uInt16* pRanges = rStyleAttrSet.GetRanges();
while( *pRanges )
{
for ( sal_uInt16 nWhich = *pRanges; nWhich <= *(pRanges+1); ++nWhich )
{
const SfxPoolItem* pItem;
if( SFX_ITEM_SET == rStyleAttrSet.GetItemState( nWhich, false, &pItem ) )
{
rItemVector.push_back( SfxPoolItemSharedPtr( pItem->Clone() ) );
}
}
pRanges += 2;
}
}
// remove all items that are inherited from the styles
static void lcl_RemoveEqualItems( SfxItemSet& rTemplateItemSet, const ItemVector& rItemVector )
{
ItemVector::const_iterator aEnd = rItemVector.end();
ItemVector::const_iterator aIter = rItemVector.begin();
while( aIter != aEnd )
{
const SfxPoolItem* pItem;
if( SFX_ITEM_SET == rTemplateItemSet.GetItemState( (*aIter)->Which(), true, &pItem ) &&
*pItem == *(*aIter) )
{
rTemplateItemSet.ClearItem( (*aIter)->Which() );
}
++aIter;
}
}
void SwFormatClipboard::Paste( SwWrtShell& rWrtShell, SfxStyleSheetBasePool* pPool
, bool bNoCharacterFormats, bool bNoParagraphFormats )
{
int nSelectionType = rWrtShell.GetSelectionType();
if( !this->HasContentForThisType(nSelectionType) )
{
if(!m_bPersistentCopy)
this->Erase();
return;
}
rWrtShell.StartAction();
rWrtShell.StartUndo(UNDO_INSATTR);
ItemVector aItemVector;
if( nSelectionType & nsSelectionType::SEL_TXT )
{
// apply the named text and paragraph formatting
if( pPool )
{
// if there is a named text format recorded and the user wants to apply it
if(!m_aCharStyle.isEmpty() && !bNoCharacterFormats )
{
// look for the named text format in the pool
SwDocStyleSheet* pStyle = static_cast<SwDocStyleSheet*>(pPool->Find(m_aCharStyle, SFX_STYLE_FAMILY_CHAR));
// if the style is found
if( pStyle )
{
SwFmtCharFmt aFmt(pStyle->GetCharFmt());
// store the attributes from this style in aItemVector in order
// not to apply them as automatic formatting attributes later in the code
lcl_AppendSetItems( aItemVector, aFmt.GetCharFmt()->GetAttrSet());
// apply the named format
rWrtShell.SetAttrItem( aFmt );
}
}
// if there is a named paragraph format recorded and the user wants to apply it
if(!m_aParaStyle.isEmpty() && !bNoParagraphFormats )
{
// look for the named pragraph format in the pool
SwDocStyleSheet* pStyle = static_cast<SwDocStyleSheet*>(pPool->Find(m_aParaStyle, SFX_STYLE_FAMILY_PARA));
if( pStyle )
{
// store the attributes from this style in aItemVector in order
// not to apply them as automatic formatting attributes later in the code
lcl_AppendSetItems( aItemVector, pStyle->GetCollection()->GetAttrSet());
// apply the named format
rWrtShell.SetTxtFmtColl( pStyle->GetCollection() );
}
}
}
// apply the paragraph automatic attributes
if ( m_pItemSet_ParAttr && m_pItemSet_ParAttr->Count() != 0 && !bNoParagraphFormats )
{
// temporary SfxItemSet
boost::scoped_ptr<SfxItemSet> pTemplateItemSet(lcl_CreateEmptyItemSet(
nSelectionType, *m_pItemSet_ParAttr->GetPool(), false));
// no need to verify the existence of pTemplateItemSet as we
// know that here the selection type is SEL_TXT
pTemplateItemSet->Put( *m_pItemSet_ParAttr );
// remove attribute that were applied by named text and paragraph formatting
lcl_RemoveEqualItems( *pTemplateItemSet, aItemVector );
// apply the paragraph automatic attributes to all the nodes in the selection
rWrtShell.SetAttrSet(*pTemplateItemSet);
// store the attributes in aItemVector in order not to apply them as
// text automatic formatting attributes later in the code
lcl_AppendSetItems( aItemVector, *pTemplateItemSet);
}
}
if(m_pItemSet_TxtAttr)
{
if( nSelectionType & nsSelectionType::SEL_DRW )
{
SdrView* pDrawView = rWrtShell.GetDrawView();
if(pDrawView)
{
bool bReplaceAll = true;
pDrawView->SetAttrToMarked(*m_pItemSet_TxtAttr, bReplaceAll);
}
}
else
{
// temporary SfxItemSet
boost::scoped_ptr<SfxItemSet> pTemplateItemSet(lcl_CreateEmptyItemSet(
nSelectionType, *m_pItemSet_TxtAttr->GetPool(), true ));
if(pTemplateItemSet)
{
// copy the stored automatic text attributes in a temporary SfxItemSet
pTemplateItemSet->Put( *m_pItemSet_TxtAttr );
// only attributes that were not apply by named style attributes and automatic
// paragraph attributes should be applied
lcl_RemoveEqualItems( *pTemplateItemSet, aItemVector );
// apply the character automatic attributes
if( nSelectionType & (nsSelectionType::SEL_FRM | nsSelectionType::SEL_OLE | nsSelectionType::SEL_GRF) )
rWrtShell.SetFlyFrmAttr(*pTemplateItemSet);
else if ( !bNoCharacterFormats )
rWrtShell.SetAttrSet(*pTemplateItemSet);
}
}
}
if( m_pTableItemSet && nSelectionType & (nsSelectionType::SEL_TBL | nsSelectionType::SEL_TBL_CELLS) )
lcl_setTableAttributes( *m_pTableItemSet, rWrtShell );
rWrtShell.EndUndo(UNDO_INSATTR);
rWrtShell.EndAction();
if(!m_bPersistentCopy)
this->Erase();
}
void SwFormatClipboard::Erase()
{
m_nSelectionType = 0;
delete m_pItemSet_TxtAttr;
m_pItemSet_TxtAttr = 0;
delete m_pItemSet_ParAttr;
m_pItemSet_ParAttr = 0;
delete m_pTableItemSet;
m_pTableItemSet = 0;
if( !m_aCharStyle.isEmpty() )
m_aCharStyle = "";
if( !m_aParaStyle.isEmpty() )
m_aParaStyle = "";
m_bPersistentCopy = false;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */