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/*************************************************************************
*
* $RCSfile: fmexch.hxx,v $
*
* $Revision: 1.7 $
*
* last change: $Author: rt $ $Date: 2001-08-09 15:05:25 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _SVX_FMEXCH_HXX
#define _SVX_FMEXCH_HXX
#ifndef _COMPHELPER_STLTYPES_HXX_
#include <comphelper/stl_types.hxx>
#endif
#ifndef _TRANSFER_HXX
#include <svtools/transfer.hxx>
#endif
#ifndef _COM_SUN_STAR_UNO_SEQUENCE_HXX_
#include <com/sun/star/uno/Sequence.hxx>
#endif
class FmFormShell;
class FmFormPage;
class SvLBoxEntry;
//========================================================================
// Exchange types
#define SVX_FM_FIELD_EXCH String("SvxFormFieldExch", sizeof("SvxFormFieldExch"))
#define SVX_FM_CONTROL_EXCH String("SvxFormExplCtrlExch", sizeof("SvxFormExplCtrlExch"))
#define SVX_FM_CONTROLS_AS_PATH String("SvxFormControlsAsPathExchange", sizeof("SvxFormControlsAsPathExchange"))
#define SVX_FM_HIDDEN_CONTROLS String("SvxFormHiddenControlsExchange", sizeof("SvxFormHiddenControlsExchange"))
#define SVX_FM_FILTER_FIELDS String("SvxFilterFieldExchange", sizeof("SvxFilterFieldExchange"))
//========================================================================
class SvTreeListBox;
//........................................................................
namespace svxform
{
//........................................................................
//====================================================================
typedef ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence<sal_uInt32> > FmControlPaths;
DECLARE_STL_VECTOR( SvLBoxEntry*, ListBoxEntryArray );
//====================================================================
//= OLocalExchange
//====================================================================
class OLocalExchange : public TransferableHelper
{
private:
sal_Bool m_bDragging;
public:
class GrantAccess
{
friend class OLocalExchangeHelper;
};
public:
OLocalExchange( );
sal_Bool isDragging() const { return m_bDragging; }
void startDrag( Window* pWindow, sal_Int8 nDragSourceActions, const GrantAccess& );
protected:
virtual void DragFinished( sal_Int8 nDropAction );
virtual sal_Bool GetData( const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
static sal_Bool implHasFormat( const DataFlavorExVector& _rFormats, sal_uInt32 _nFormatId );
private:
void StartDrag( Window* pWindow, sal_Int8 nDragSourceActions, sal_Int32 nDragPointer = DND_POINTER_NONE, sal_Int32 nDragImage = DND_IMAGE_NONE )
{ // don't allow this base class method to be called from outside
TransferableHelper::StartDrag(pWindow, nDragSourceActions, nDragPointer, nDragImage);
}
};
//====================================================================
//= OLocalExchangeHelper
//====================================================================
/// a helper for navigator windows (SvTreeListBox'es) which allow DnD within themself
class OLocalExchangeHelper
{
protected:
Window* m_pDragSource;
OLocalExchange* m_pTransferable;
public:
OLocalExchangeHelper(Window* _pDragSource);
~OLocalExchangeHelper();
void prepareDrag( );
void startDrag( sal_Int8 nDragSourceActions );
sal_Bool isDragSource() const { return m_pTransferable && m_pTransferable->isDragging(); }
protected:
virtual OLocalExchange* createExchange() const = 0;
protected:
void implReset();
};
//====================================================================
//= OControlExchange
//====================================================================
class OControlExchange : public OLocalExchange
{
protected:
ListBoxEntryArray m_aSelectedEntries;
FmControlPaths m_aControlPaths;
::com::sun::star::uno::Sequence< ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > >
m_aHiddenControlModels;
SvLBoxEntry* m_pFocusEntry;
FmFormShell* m_pShell;
FmFormPage* m_pPage;
public:
OControlExchange( );
OControlExchange( SvLBoxEntry* _pFocusEntry );
void addSelectedEntry( SvLBoxEntry* _pEntry );
void setFocusEntry( SvLBoxEntry* _pFocusEntry );
void setShellAndPage( FmFormShell* _pShell, FmFormPage* _pPage ) { m_pShell = _pShell; m_pPage = _pPage; }
void buildPathFormat(SvTreeListBox* pTreeBox, SvLBoxEntry* pRoot);
// baut aus m_aSelectedEntries m_aControlPaths auf
// (es wird davon ausgegangen, dass die Eintraege in m_aSelectedEntries sortiert sind in Bezug auf die Nachbar-Beziehung)
void buildListFromPath(SvTreeListBox* pTreeBox, SvLBoxEntry* pRoot);
// der umgekehrte Weg : wirft alles aus m_aSelectedEntries weg und baut es mittels m_aControlPaths neu auf
void addHiddenControlsFormat(const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > > seqInterfaces);
// fuegt ein SVX_FML_HIDDEN_CONTROLS-Format hinzu und merk sich dafuer die uebergebenen Interfaces
// (es erfolgt KEINE Ueberpruefung, ob dadurch auch tatsaechlich nur hidden Controls bezeichnet werden, dass muss der
// Aufrufer sicherstellen)
static sal_uInt32 getFieldExchangeFormatId( );
static sal_uInt32 getControlPathFormatId( );
static sal_uInt32 getHiddenControlModelsFormatId( );
inline static sal_Bool hasFieldExchangeFormat( const DataFlavorExVector& _rFormats );
inline static sal_Bool hasControlPathFormat( const DataFlavorExVector& _rFormats );
inline static sal_Bool hasHiddenControlModelsFormat( const DataFlavorExVector& _rFormats );
SvLBoxEntry* focused() const { return m_pFocusEntry; }
const ListBoxEntryArray& selected() const { return m_aSelectedEntries; }
::com::sun::star::uno::Sequence< ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > >
hiddenControls() const { return m_aHiddenControlModels; }
FmFormShell* getShell() const { return m_pShell; }
FmFormPage* getPage() const { return m_pPage; }
protected:
virtual void AddSupportedFormats();
};
//====================================================================
//= OControlExchangeHelper
//====================================================================
class OControlExchangeHelper : public OLocalExchangeHelper
{
public:
OControlExchangeHelper(Window* _pDragSource) : OLocalExchangeHelper(_pDragSource) { }
OControlExchange* operator->() const { return static_cast<OControlExchange*>(m_pTransferable); }
protected:
virtual OLocalExchange* createExchange() const;
};
//====================================================================
//====================================================================
inline sal_Bool OControlExchange::hasFieldExchangeFormat( const DataFlavorExVector& _rFormats )
{
return implHasFormat( _rFormats, getFieldExchangeFormatId() );
}
inline sal_Bool OControlExchange::hasControlPathFormat( const DataFlavorExVector& _rFormats )
{
return implHasFormat( _rFormats, getControlPathFormatId() );
}
inline sal_Bool OControlExchange::hasHiddenControlModelsFormat( const DataFlavorExVector& _rFormats )
{
return implHasFormat( _rFormats, getHiddenControlModelsFormatId() );
}
//........................................................................
} // namespace svxform
//........................................................................
#endif
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