xref: /aoo41x/main/svx/source/inc/fmexpl.hxx (revision 3334a7e6)

/**************************************************************
 *
 * 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
 * under the License.
 *
 *************************************************************/


#ifndef _SVX_FMEXPL_HXX
#define _SVX_FMEXPL_HXX

#include <svl/lstner.hxx>
#include <svl/brdcst.hxx>
#include <vcl/window.hxx>
#include <sfx2/childwin.hxx>
#include <svl/poolitem.hxx>
#include <sfx2/bindings.hxx>
#include <sfx2/dockwin.hxx>
#include <sfx2/ctrlitem.hxx>
#include <vcl/image.hxx>

/** === begin UNO includes === **/
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/form/XForm.hpp>
#include <com/sun/star/form/XFormComponent.hpp>
#include <com/sun/star/beans/PropertyChangeEvent.hpp>
#include <com/sun/star/container/XContainerListener.hpp>
#include <com/sun/star/container/XContainer.hpp>
#include <com/sun/star/beans/XPropertyChangeListener.hpp>
#include <com/sun/star/container/XIndexContainer.hpp>
/** === end UNO includes === **/

#include <svtools/svtreebx.hxx>

#include <vcl/dialog.hxx>
#include <vcl/group.hxx>
#include <vcl/button.hxx>
#include <vcl/fixed.hxx>
#include <vcl/edit.hxx>
#include <vcl/dockwin.hxx>
#include <svx/fmview.hxx>

#include "fmexch.hxx"

class SdrObjListIter;
class FmFormShell;
class SdrObject;
class FmFormModel;
class FmFormView;
class SdrMarkList;

//========================================================================
class FmEntryData;
class FmNavInsertedHint : public SfxHint
{
	FmEntryData* pEntryData;
	sal_uInt32 nPos;

public:
	TYPEINFO();
	FmNavInsertedHint( FmEntryData* pInsertedEntryData, sal_uInt32 nRelPos );
	virtual ~FmNavInsertedHint();

	FmEntryData* GetEntryData() const { return pEntryData; }
	sal_uInt32 GetRelPos() const { return nPos; }
};

//========================================================================
class FmNavModelReplacedHint : public SfxHint
{
	FmEntryData* pEntryData;	// die Daten des Eintrages, der ein neues Model bekommen hat

public:
	TYPEINFO();
	FmNavModelReplacedHint( FmEntryData* pAffectedEntryData );
	virtual ~FmNavModelReplacedHint();

	FmEntryData* GetEntryData() const { return pEntryData; }
};

//========================================================================
class FmNavRemovedHint : public SfxHint
{
	FmEntryData* pEntryData;

public:
	TYPEINFO();
	FmNavRemovedHint( FmEntryData* pInsertedEntryData );
	virtual ~FmNavRemovedHint();

	FmEntryData* GetEntryData() const { return pEntryData; }
};

//========================================================================
class FmNavNameChangedHint : public SfxHint
{
	FmEntryData*    pEntryData;
	::rtl::OUString          aNewName;

public:
	TYPEINFO();
	FmNavNameChangedHint( FmEntryData* pData, const ::rtl::OUString& rNewName );
	virtual ~FmNavNameChangedHint();

	FmEntryData*    GetEntryData() const { return pEntryData; }
	::rtl::OUString          GetNewName() const { return aNewName; }
};

//========================================================================
class FmNavClearedHint : public SfxHint
{
public:
	TYPEINFO();
	FmNavClearedHint();
	virtual ~FmNavClearedHint();
};

//========================================================================
class FmNavViewMarksChanged : public SfxHint
{
	FmFormView* pView;
public:
	TYPEINFO();
	FmNavViewMarksChanged(FmFormView* pWhichView) { pView = pWhichView; }
	virtual ~FmNavViewMarksChanged() {}

	FmFormView* GetAffectedView() { return pView; }
};

//========================================================================
class FmEntryDataList;
class FmEntryData
{
private:
	::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >		m_xNormalizedIFace;
	::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >	m_xProperties;
	::com::sun::star::uno::Reference< ::com::sun::star::container::XChild >		m_xChild;

protected:
	Image				m_aNormalImage;
	Image				m_aHCImage;
	::rtl::OUString		aText;

	FmEntryDataList*    pChildList;
	FmEntryData*        pParent;

protected:
	void	newObject( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxIFace );

public:
	TYPEINFO();

	FmEntryData( FmEntryData* pParentData, const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rIFace );
	FmEntryData( const FmEntryData& rEntryData );
	virtual ~FmEntryData();

	void    Clear();
	void    SetText( const ::rtl::OUString& rText ){ aText = rText; }
	void    SetParent( FmEntryData* pParentData ){ pParent = pParentData; }

	const Image&	GetNormalImage() const { return m_aNormalImage; }
	const Image&	GetHCImage() const { return m_aHCImage; }

	::rtl::OUString          GetText() const { return aText; }
	FmEntryData*    GetParent() const { return pParent; }
	FmEntryDataList* GetChildList() const { return pChildList; }

	virtual sal_Bool IsEqualWithoutChilds( FmEntryData* pEntryData );
	virtual FmEntryData* Clone() = 0;

	// note that the interface returned is normalized, i.e. querying the given XInterface of the object
	// for XInterface must return the interface itself.
	const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& GetElement() const
	{
		return m_xNormalizedIFace;
	}

	const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& GetPropertySet() const
	{
		return m_xProperties;
	}

	const ::com::sun::star::uno::Reference< ::com::sun::star::container::XChild >& GetChildIFace() const
	{
		return m_xChild;
	}
};

//========================================================================
DECLARE_LIST( FmEntryDataBaseList, FmEntryData* )

class FmEntryDataList : public FmEntryDataBaseList
{
public:
	FmEntryDataList();
	virtual ~FmEntryDataList();
};

//========================================================================
// FmNavRequestSelectHint - jemand teilt dem NavigatorTree mit, dass er bestimmte Eintraege selektieren soll

typedef FmEntryData* FmEntryDataPtr;
SV_DECL_PTRARR_SORT( FmEntryDataArray, FmEntryDataPtr, 16, 16 )

class FmNavRequestSelectHint : public SfxHint
{
	FmEntryDataArray    m_arredToSelect;
	sal_Bool                m_bMixedSelection;
public:
	TYPEINFO();
	FmNavRequestSelectHint() { }
	virtual ~FmNavRequestSelectHint() {}

	void SetMixedSelection(sal_Bool bMixedSelection) { m_bMixedSelection = bMixedSelection; }
	sal_Bool IsMixedSelection() { return m_bMixedSelection; }
	void AddItem(FmEntryData* pEntry) { m_arredToSelect.Insert(pEntry); }
	void ClearItems() { m_arredToSelect.Remove(sal_uInt16(0), m_arredToSelect.Count()); }
	FmEntryDataArray& GetItems() { return m_arredToSelect; }
};

//========================================================================
class FmFormData : public FmEntryData
{
	::com::sun::star::uno::Reference< ::com::sun::star::form::XForm >			m_xForm;
	::com::sun::star::uno::Reference< ::com::sun::star::container::XContainer >	m_xContainer;

public:
	TYPEINFO();

	FmFormData(
		const ::com::sun::star::uno::Reference< ::com::sun::star::form::XForm >& _rxForm,
		const ImageList& _rNormalImages,
		const ImageList& _rHCImages,
		FmFormData* _pParent = NULL
	);

	FmFormData( const FmFormData& rFormData );
	virtual ~FmFormData();

	void SetForm( const ::com::sun::star::uno::Reference< ::com::sun::star::form::XForm >& xForm )
	{
		m_xForm = xForm;
		m_xContainer = m_xContainer.query( m_xForm );
		newObject( m_xForm );
	}

	const ::com::sun::star::uno::Reference< ::com::sun::star::form::XForm >& GetFormIface() const { return m_xForm; }
	const ::com::sun::star::uno::Reference< ::com::sun::star::container::XContainer >& GetContainer() const { return m_xContainer; }

	virtual sal_Bool IsEqualWithoutChilds( FmEntryData* pEntryData );
	virtual FmEntryData* Clone();
};


//========================================================================
class FmControlData : public FmEntryData
{
	::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent >  m_xFormComponent;

	Image GetImage(const ImageList& ilNavigatorImages) const;

public:
	TYPEINFO();

	FmControlData(
		const ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent >& _rxComponent,
		const ImageList& _rNormalImages,
		const ImageList& _rHCImages,
		FmFormData* _pParent
	);
	FmControlData( const FmControlData& rControlData );
	virtual ~FmControlData();

	const ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent >& GetFormComponent() const { return m_xFormComponent; }
	virtual sal_Bool IsEqualWithoutChilds( FmEntryData* pEntryData );
	virtual FmEntryData* Clone();

	void ModelReplaced(
		const ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent >& _rxNew,
		const ImageList& _rNormalImages,
		const ImageList& _rHCImages
	);
};


//========================================================================
//............................................................................
namespace svxform
{
//............................................................................

	class NavigatorTreeModel;
	//========================================================================
	// class OFormComponentObserver
	//========================================================================
	class OFormComponentObserver
		:public ::cppu::WeakImplHelper2	<	::com::sun::star::beans::XPropertyChangeListener
										,	::com::sun::star::container::XContainerListener
										>
	{
		::svxform::NavigatorTreeModel*	m_pNavModel;
		sal_uInt32 m_nLocks;
		sal_Bool   m_bCanUndo;

	public:
		OFormComponentObserver( ::svxform::NavigatorTreeModel* pModel );

	// XEventListenerListener
		virtual void SAL_CALL disposing(const ::com::sun::star::lang::EventObject& Source) throw(::com::sun::star::uno::RuntimeException);

	// ::com::sun::star::beans::XPropertyChangeListener
		virtual void SAL_CALL propertyChange(const ::com::sun::star::beans::PropertyChangeEvent& evt) throw(::com::sun::star::uno::RuntimeException);

	// ::com::sun::star::container::XContainerListener

		virtual void SAL_CALL elementInserted(const  ::com::sun::star::container::ContainerEvent& rEvent) throw(::com::sun::star::uno::RuntimeException);
		virtual void SAL_CALL elementReplaced(const  ::com::sun::star::container::ContainerEvent& rEvent) throw(::com::sun::star::uno::RuntimeException);
		virtual void SAL_CALL elementRemoved(const  ::com::sun::star::container::ContainerEvent& rEvent) throw(::com::sun::star::uno::RuntimeException);

		void Lock() { m_nLocks++; }
		void UnLock() { m_nLocks--; }
		sal_Bool IsLocked() const { return m_nLocks != 0; }
		sal_Bool CanUndo() const { return m_bCanUndo; }
		void ReleaseModel() { m_pNavModel = NULL; }
	protected:
		void Insert(const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& xIface, sal_Int32 nIndex);
		void Remove( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxElement );
	};

	//========================================================================
	//= NavigatorTreeModel
	//========================================================================
	class NavigatorTreeModel : public SfxBroadcaster
						   ,public SfxListener
	{
		friend class NavigatorTree;
		friend class OFormComponentObserver;

		FmEntryDataList*            m_pRootList;
		FmFormShell*                m_pFormShell;
		FmFormPage*                 m_pFormPage;
		FmFormModel*                m_pFormModel;
		OFormComponentObserver*		m_pPropChangeList;

		ImageList					m_aNormalImages;
		ImageList					m_aHCImages;

		void UpdateContent( const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameContainer >& xForms );
		FmControlData* CreateControlData( ::com::sun::star::form::XFormComponent* pFormComponent );

		void InsertForm(const ::com::sun::star::uno::Reference< ::com::sun::star::form::XForm >& xForm, sal_uInt32 nRelPos);
		void RemoveForm(FmFormData* pFormData);

		void InsertFormComponent(const ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent >& xComp, sal_uInt32 nRelPos);
		void RemoveFormComponent(FmControlData* pControlData);
		void InsertSdrObj(const SdrObject* pSdrObj);
		void RemoveSdrObj(const SdrObject* pSdrObj);

		void ReplaceFormComponent(const ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent >& xOld, const ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent >& xNew);

		void BroadcastMarkedObjects(const SdrMarkList& mlMarked);
			// einen RequestSelectHint mit den aktuell markierten Objekten broadcasten
		sal_Bool InsertFormComponent(FmNavRequestSelectHint& rHint, SdrObject* pObject);
			// ist ein Helper fuer vorherige, managet das Abteigen in SdrObjGroups
			// Rueckgabe sal_True, wenn das Objekt eine FormComponent ist (oder rekursiv nur aus solchen besteht)

	public:
		NavigatorTreeModel( const ImageList& _rNormalImages, const ImageList& _rHCImages );
		virtual ~NavigatorTreeModel();

		void FillBranch( FmFormData* pParentData );
		void ClearBranch( FmFormData* pParentData );
		void UpdateContent( FmFormShell* pNewShell );

		void Insert( FmEntryData* pEntryData, sal_uLong nRelPos = LIST_APPEND,
											  sal_Bool bAlterModel = sal_False );
		void Remove( FmEntryData* pEntryData, sal_Bool bAlterModel = sal_False );

		sal_Bool Rename( FmEntryData* pEntryData, const ::rtl::OUString& rNewText );
		sal_Bool IsNameAlreadyDefined( const ::rtl::OUString& rName, FmFormData* pParentData );
		void Clear();
		sal_Bool CheckEntry( FmEntryData* pEntryData );
		void SetModified( sal_Bool bMod=sal_True );

		::com::sun::star::uno::Reference< ::com::sun::star::container::XNameContainer >    GetForms() const;
		FmFormShell*        GetFormShell() const { return m_pFormShell; }
		FmFormPage*			GetFormPage() const { return m_pFormPage; }
		FmEntryData*        FindData( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& xElement, FmEntryDataList* pDataList, sal_Bool bRecurs=sal_True );
		FmEntryData*        FindData( const ::rtl::OUString& rText, FmFormData* pParentData, sal_Bool bRecurs=sal_True );
		FmEntryDataList*    GetRootList() const { return m_pRootList; }
		::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexContainer >   GetFormComponents( FmFormData* pParentFormData );
		SdrObject*          GetSdrObj( FmControlData* pControlData );
		SdrObject*          Search(SdrObjListIter& rIter, const ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent >& xComp);

		virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint );
	};

	//========================================================================
	typedef SvLBoxEntry* SvLBoxEntryPtr;
	SV_DECL_PTRARR_SORT( SvLBoxEntrySortedArray, SvLBoxEntryPtr, 16, 16 )

	class NavigatorTree : public SvTreeListBox, public SfxListener
	{
		enum DROP_ACTION        { DA_SCROLLUP, DA_SCROLLDOWN, DA_EXPANDNODE };
		enum SELDATA_ITEMS      { SDI_DIRTY, SDI_ALL, SDI_NORMALIZED, SDI_NORMALIZED_FORMARK };

		// beim Droppen will ich scrollen und Folder aufklappen koennen, dafuer :
		AutoTimer           m_aDropActionTimer;
		Timer               m_aSynchronizeTimer;
		// die Meta-Daten ueber meine aktuelle Selektion
		SvLBoxEntrySortedArray  m_arrCurrentSelection;
		// the entries which, in the view, are currently marked as "cut" (painted semi-transparent)
		ListBoxEntrySet         m_aCutEntries;
		// die Images, die ich brauche (und an FormDatas und EntryDatas weiterreiche)
		ImageList           m_aNavigatorImages;
		ImageList           m_aNavigatorImagesHC;

		::svxform::OControlExchangeHelper	m_aControlExchange;

		::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >	m_xORB;
		NavigatorTreeModel* m_pNavModel;
		SvLBoxEntry*        m_pRootEntry;
		SvLBoxEntry*        m_pEditEntry;

		sal_uLong               nEditEvent;

		SELDATA_ITEMS       m_sdiState;
		Point               m_aTimerTriggered;      // die Position, an der der DropTimer angeschaltet wurde
		DROP_ACTION         m_aDropActionType;

		sal_uInt16          m_nSelectLock;
		sal_uInt16          m_nFormsSelected;
		sal_uInt16          m_nControlsSelected;
		sal_uInt16          m_nHiddenControls;      // (die Zahl geht in m_nControlsSelected mit ein)

		unsigned short      m_aTimerCounter;

		sal_Bool            m_bDragDataDirty		: 1;    // dito
		sal_Bool            m_bPrevSelectionMixed	: 1;
		sal_Bool            m_bMarkingObjects		: 1;    // wenn das sal_True ist, brauche ich auf die RequestSelectHints nicht reagieren
		sal_Bool            m_bRootSelected			: 1;
		sal_Bool            m_bInitialUpdate		: 1;   // bin ich das erste Mal im UpdateContent ?
		sal_Bool			m_bKeyboardCut			: 1;


		void            UpdateContent();
		sal_Bool        IsDeleteAllowed();
		FmControlData*  NewControl( const ::rtl::OUString& rServiceName, SvLBoxEntry* pParentEntry, sal_Bool bEditName = sal_True );
		void            NewForm( SvLBoxEntry* pParentEntry );
		SvLBoxEntry*    Insert( FmEntryData* pEntryData, sal_uLong nRelPos=LIST_APPEND );
		void            Remove( FmEntryData* pEntryData );


		void CollectSelectionData(SELDATA_ITEMS sdiHow);
			// sammelt in m_arrCurrentSelection die aktuell selektierten Eintraege, normalisiert die Liste wenn verlangt
			// SDI_NORMALIZED bedeutet einfach, dass alle Eintraege, die schon einen selektierten Vorfahren haben, nicht mit gesammelt
			// werden.
			// SDI_NORMALIZED_FORMARK bedeutet, dass wie bei SDI_NORMALIZED verfahren wird, aber Eintraege, deren direktes Elter nicht
			// selektiert ist, aufgenommen werden (unabhaengig vom Status weiterer Vorfahren), desgleichen Formulare, die selektiert sind,
			// unabhaengig vom Status irgendwelcher Vorfahren
			// Bei beiden Normalized-Modi enthalten die m_nFormsSelected, ... die richtige Anzahl, auch wenn nicht alle dieser Eintraege
			// in m_arrCurrentSelection landen.
			// SDI_DIRTY ist natuerlich nicht erlaubt als Parameter

		// ein einziges Interface fuer alle selektierten Eintraege zusammensetzen
		void    ShowSelectionProperties(sal_Bool bForce = sal_False);
		// alle selektierten Elemnte loeschen
		void    DeleteSelection();

		void SynchronizeSelection(FmEntryDataArray& arredToSelect);
			// nach dem Aufruf dieser Methode sind genau die Eintraege selektiert, die in dem Array bezeichnet sind
		void SynchronizeSelection();
			// macht das selbe, nimmt die MarkList der ::com::sun::star::sdbcx::View
		void SynchronizeMarkList();
			// umgekehrte Richtung von SynchronizeMarkList : markiert in der ::com::sun::star::sdbcx::View alle der aktuellen Selektion entsprechenden Controls

        void CollectObjects(FmFormData* pFormData, sal_Bool bDeep, ::std::set< ::com::sun::star::uno::Reference< ::com::sun::star::form::XFormComponent > >& _rObjects);

		// im Select aktualisiere ich normalerweise die Marklist der zugehoerigen ::com::sun::star::sdbcx::View, mit folgenden Funktionen
		// kann ich das Locking dieses Verhaltens steuern
		void LockSelectionHandling() { ++m_nSelectLock; }
		void UnlockSelectionHandling() { --m_nSelectLock; }
		sal_Bool IsSelectionHandlingLocked() const { return m_nSelectLock>0; }

		sal_Bool IsHiddenControl(FmEntryData* pEntryData);

		DECL_LINK( OnEdit, void* );
		DECL_LINK( OnDropActionTimer, void* );

		DECL_LINK(OnEntrySelDesel, NavigatorTree*);
		DECL_LINK(OnSynchronizeTimer, void*);

		DECL_LINK( OnClipboardAction, void* );

	protected:
		virtual void	Command( const CommandEvent& rEvt );

		virtual sal_Int8	AcceptDrop( const AcceptDropEvent& rEvt );
		virtual sal_Int8    ExecuteDrop( const ExecuteDropEvent& rEvt );
		virtual void		StartDrag( sal_Int8 nAction, const Point& rPosPixel );

	public:
		NavigatorTree(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >&	_xORB, Window* pParent );
		virtual ~NavigatorTree();

		void Clear();
		void UpdateContent( FmFormShell* pFormShell );
		void MarkViewObj( FmFormData* pFormData, sal_Bool bMark, sal_Bool bDeep = sal_False );
		void MarkViewObj( FmControlData* pControlData, sal_Bool bMarkHandles, sal_Bool bMark );
		void UnmarkAllViewObj();

		sal_Bool IsFormEntry( SvLBoxEntry* pEntry );
		sal_Bool IsFormComponentEntry( SvLBoxEntry* pEntry );

		::rtl::OUString GenerateName( FmEntryData* pEntryData );

		NavigatorTreeModel*    GetNavModel() const { return m_pNavModel; }
		SvLBoxEntry*        FindEntry( FmEntryData* pEntryData );

		virtual sal_Bool EditedEntry( SvLBoxEntry* pEntry, const XubString& rNewText );
		virtual sal_Bool Select( SvLBoxEntry* pEntry, sal_Bool bSelect=sal_True );
		virtual sal_Bool EditingEntry( SvLBoxEntry* pEntry, Selection& );
		virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint );
		virtual void KeyInput( const KeyEvent& rKEvt );

		virtual void ModelHasRemoved( SvListEntry* _pEntry );

        using SvTreeListBox::Insert;
        using SvTreeListBox::ExecuteDrop;
        using SvTreeListBox::Select;
        using SvTreeListBox::Notify;

	private:
		sal_Int8	implAcceptDataTransfer( const DataFlavorExVector& _rFlavors, sal_Int8 _nAction, const Point& _rDropPos, sal_Bool _bDnD );
		sal_Int8	implAcceptDataTransfer( const DataFlavorExVector& _rFlavors, sal_Int8 _nAction, SvLBoxEntry* _pTargetEntry, sal_Bool _bDnD );

		sal_Int8	implExecuteDataTransfer( const OControlTransferData& _rData, sal_Int8 _nAction, const Point& _rDropPos, sal_Bool _bDnD );
		sal_Int8	implExecuteDataTransfer( const OControlTransferData& _rData, sal_Int8 _nAction, SvLBoxEntry* _pTargetEntry, sal_Bool _bDnD );

		// check if a cut, copy, or drag operation can be started in the current situation
		sal_Bool	implAllowExchange( sal_Int8 _nAction, sal_Bool* _pHasNonHidden = NULL );
		// check if a paste with the current clipboard content can be accepted
		sal_Bool	implAcceptPaste( );

		// fills m_aControlExchange in preparation of a DnD or clipboard operation
		sal_Bool	implPrepareExchange( sal_Int8 _nAction );

		void		doPaste();
		void		doCopy();
		void		doCut();

		sal_Bool	doingKeyboardCut( ) const { return m_bKeyboardCut; }
	};

	//========================================================================
	class NavigatorFrame : public SfxDockingWindow, public SfxControllerItem
	{
	private:
		::svxform::NavigatorTree* m_pNavigatorTree;

	protected:
		virtual void Resize();
		virtual sal_Bool Close();
		virtual void GetFocus();
		virtual Size CalcDockingSize( SfxChildAlignment );
		virtual SfxChildAlignment CheckAlignment( SfxChildAlignment, SfxChildAlignment );

        using SfxDockingWindow::StateChanged;

	public:
		NavigatorFrame( SfxBindings *pBindings, SfxChildWindow *pMgr,
					   Window* pParent );
		virtual ~NavigatorFrame();

		void UpdateContent( FmFormShell* pFormShell );
		void StateChanged( sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState );
		void FillInfo( SfxChildWinInfo& rInfo ) const;
	};

	//========================================================================
	class SVX_DLLPUBLIC NavigatorFrameManager : public SfxChildWindow
	{
	public:
		SVX_DLLPRIVATE NavigatorFrameManager( Window *pParent, sal_uInt16 nId, SfxBindings *pBindings,
						  SfxChildWinInfo *pInfo );
		SFX_DECL_CHILDWINDOW( NavigatorFrameManager );
	};

//............................................................................
}	// namespace svxform
//............................................................................

#endif // _SVX_FMEXPL_HXX