/**************************************************************
 * 
 * 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 _POSTITMGR_HXX
#define _POSTITMGR_HXX

#include <list>
#include <vector>
#include <editeng/outlobj.hxx>
#include <tools/string.hxx>
#include <tools/link.hxx>
#include <tools/debug.hxx>
#include <swrect.hxx>
#include <unotools/configitem.hxx>
#include <unotools/options.hxx>
#include <com/sun/star/util/SearchOptions.hpp>
#include <com/sun/star/uno/Any.hxx>
#include <SidebarWindowsTypes.hxx>
#include <svl/lstner.hxx>

class SwWrtShell;
class SwDoc;
class SwView;
class SwPostItField;
class SwFmtFld;
class SwField;
class SfxBroadcaster;
class SfxHint;
class SwEditWin;
class Color;
class SvxSearchItem;
class SvxLanguageItem;
namespace sw { namespace annotation {
    class SwAnnotationWin;
}}
namespace sw { namespace sidebarwindows {
    class SwSidebarWin;
    class SwFrmSidebarWinContainer;
}}
class SwSidebarItem;
class SwFrm;
class Window;

#define SORT_POS	1
#define SORT_AUTHOR	2
#define SORT_DATE	3

#define COL_NOTES_SIDEPANE_ARROW_ENABLED	RGB_COLORDATA(0,0,0)
#define COL_NOTES_SIDEPANE_ARROW_DISABLED	RGB_COLORDATA(172,168,153)

typedef std::list<SwSidebarItem*> SwSidebarItem_list;
typedef std::list<SwSidebarItem*>::iterator SwSidebarItem_iterator;


struct SwPostItPageItem
{
	bool bScrollbar;
    sw::sidebarwindows::SidebarPosition eSidebarPosition;
	long lOffset;
	SwRect mPageRect;
    SwSidebarItem_list* mList;
	SwPostItPageItem(): bScrollbar(false),lOffset(0)
	{
        mList = new SwSidebarItem_list;
	}
	~SwPostItPageItem()
	{
		mList->clear();
		delete mList;
	}

};

struct FieldShadowState
{
	const SwPostItField* mpShadowFld;
	bool bCursor;
	bool bMouse;
	FieldShadowState(): mpShadowFld(0),bCursor(false),bMouse(false)
	{
	}
};

class SwNoteProps: public utl::ConfigItem
{
	private:
        bool bIsShowAnchor;
	public:
        SwNoteProps()
            : ConfigItem(::rtl::OUString::createFromAscii("Office.Writer/Notes"))
            , bIsShowAnchor(false)
		{
            const ::com::sun::star::uno::Sequence< ::rtl::OUString >& rNames = GetPropertyNames();
                ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any > aValues = GetProperties(rNames);
                const ::com::sun::star::uno::Any* pValues = aValues.getConstArray();
   			DBG_ASSERT(aValues.getLength() == rNames.getLength(), "GetProperties failed");
        		if (aValues.getLength())
                pValues[0]>>=bIsShowAnchor;
		}

        bool IsShowAnchor()
		{
            return bIsShowAnchor;
		}
            ::com::sun::star::uno::Sequence< ::rtl::OUString >& GetPropertyNames()
        	{
            static ::com::sun::star::uno::Sequence< ::rtl::OUString > aNames;
     			if(!aNames.getLength())
     			{
             			static const char* aPropNames[] =
             			{
                			"ShowAnkor"
                   		};
             			const int nCount = sizeof(aPropNames)/sizeof(const char*);
             			aNames.realloc(nCount);
                        ::rtl::OUString* pNames = aNames.getArray();
         			for(int i = 0; i < nCount; i++)
                            pNames[i] = ::rtl::OUString::createFromAscii(aPropNames[i]);
     			}
     			return aNames;
        	}

	virtual void Commit();
	virtual void Notify( const ::com::sun::star::uno::Sequence< rtl::OUString >& aPropertyNames );
};

class SwPostItMgr: public SfxListener
{
	private:
		SwView*							mpView;
		SwWrtShell*						mpWrtShell;
		SwEditWin*						mpEditWin;
        std::list< SwSidebarItem*>      mvPostItFlds;
		std::vector<SwPostItPageItem*>	mPages;
		sal_uLong							mnEventId;
		bool							mbWaitingForCalcRects;
        sw::sidebarwindows::SwSidebarWin* mpActivePostIt;
		bool							mbLayout;
		long							mbLayoutHeight;
		long							mbLayouting;
		bool							mbReadOnly;
		bool							mbDeleteNote;
		FieldShadowState				mShadowState;
		OutlinerParaObject*				mpAnswer;
        bool                            mbIsShowAnchor;

        // data structure to collect the <SwSidebarWin> instances for certain <SwFrm> instances.
        sw::sidebarwindows::SwFrmSidebarWinContainer* mpFrmSidebarWinContainer;

        typedef std::list<sw::sidebarwindows::SwSidebarWin*>::iterator  SwSidebarWin_iterator;

		void			AddPostIts(bool bCheckExistance = true,bool bFocus = true);
		//void			AddRedlineComments(bool bCheckExistance, bool bFocus);
        void            RemoveSidebarWin();
		void			PreparePageContainer();
		void			Scroll(const long lScroll,const unsigned long aPage );
        void            AutoScroll(const sw::sidebarwindows::SwSidebarWin* pPostIt,const unsigned long aPage );
		bool			ScrollbarHit(const unsigned long aPage,const Point &aPoint);
        bool            LayoutByPage( std::list<sw::sidebarwindows::SwSidebarWin*> &aVisiblePostItList,
                                      const Rectangle aBorder,
                                      long lNeededHeight);
		void			CheckForRemovedPostIts();
        	bool            	ArrowEnabled(sal_uInt16 aDirection,unsigned long aPage) const;
        	bool            	BorderOverPageBorder(unsigned long aPage) const;
        	bool 		       	HasScrollbars() const;
		void			Focus(SfxBroadcaster& rBC);

	        sal_Int32       	GetInitialAnchorDistance() const;
        	sal_Int32       	GetScrollSize() const;
        	sal_Int32       	GetSpaceBetween() const;
		void			SetReadOnlyState();
					DECL_LINK( CalcHdl, void*);

        sw::sidebarwindows::SwSidebarWin* GetSidebarWin(const SfxBroadcaster* pBroadcaster) const;

        void InsertItem( SfxBroadcaster* pItem, bool bCheckExistance, bool bFocus);
        void RemoveItem( SfxBroadcaster* pBroadcast );

        void Sort(const short aType);

	public:
			SwPostItMgr(SwView* aDoc);
			~SwPostItMgr();

            typedef std::list< SwSidebarItem* >::const_iterator const_iterator;
			const_iterator begin()	const { return mvPostItFlds.begin(); }
			const_iterator end()	const { return mvPostItFlds.end();	}

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

			void LayoutPostIts();
			bool CalcRects();

            void MakeVisible( const sw::sidebarwindows::SwSidebarWin* pPostIt,
                              long aPage = -1);

            bool ShowScrollbar(const unsigned long aPage) const;
            bool HasNotes() const ;
            bool ShowNotes() const;
            bool IsShowAnchor() { return mbIsShowAnchor;}
            unsigned long GetSidebarWidth(bool bPx = false) const;
            unsigned long GetSidebarBorderWidth(bool bPx = false) const;
			unsigned long GetNoteWidth();

			void PrepareView(bool bIgnoreCount = false);

			void CorrectPositions();

			void SetLayout() { mbLayout = true; };
			void Delete(String aAuthor);
			void Delete();

#if 0            
            void Hide( SwPostItField* pPostItField );
#endif
			void Hide( const String& rAuthor );
			void Hide();
			void Show();

			void Rescale();

            Rectangle GetBottomScrollRect(const unsigned long aPage) const;
            Rectangle GetTopScrollRect(const unsigned long aPage) const;

            bool IsHit(const Point &aPointPixel);
            Color GetArrowColor(sal_uInt16 aDirection,unsigned long aPage) const;

            sw::annotation::SwAnnotationWin* GetAnnotationWin(const SwPostItField* pFld) const;

            sw::sidebarwindows::SwSidebarWin* GetNextPostIt( sal_uInt16 aDirection,
                                                             sw::sidebarwindows::SwSidebarWin* aPostIt);
			long GetNextBorder();

            sw::sidebarwindows::SwSidebarWin* GetActiveSidebarWin() { return mpActivePostIt; }
            void SetActiveSidebarWin( sw::sidebarwindows::SwSidebarWin* p);
            bool HasActiveSidebarWin() const;
            bool HasActiveAnnotationWin() const;
            void GrabFocusOnActiveSidebarWin();
            void UpdateDataOnActiveSidebarWin();
            void DeleteActiveSidebarWin();
            void HideActiveSidebarWin();
            void ToggleInsModeOnActiveSidebarWin();

            sal_Int32 GetMinimumSizeWithMeta() const;
            sal_Int32 GetSidebarScrollerHeight() const;

			void SetShadowState(const SwPostItField* pFld,bool bCursor = true);

			void SetSpellChecking();

            static Color GetColorDark(sal_uInt16 aAuthorIndex);
            static Color GetColorLight(sal_uInt16 aAuthorIndex);
            static Color GetColorAnchor(sal_uInt16 aAuthorIndex);


			void				RegisterAnswer(OutlinerParaObject* pAnswer) { mpAnswer = pAnswer;}
			OutlinerParaObject* IsAnswer() {return mpAnswer;}
			void CheckMetaText();
			void StartSpelling();

			sal_uInt16 Replace(SvxSearchItem* pItem);
			sal_uInt16 SearchReplace(const SwFmtFld &pFld, const ::com::sun::star::util::SearchOptions& rSearchOptions,bool bSrchForward);
			sal_uInt16 FinishSearchReplace(const ::com::sun::star::util::SearchOptions& rSearchOptions,bool bSrchForward);

			// get the PostIt window by index
			sal_Int32 GetPostItCount() {return mvPostItFlds.size();};
            void AssureStdModeAtShell();

            void ConnectSidebarWinToFrm( const SwFrm& rFrm,
                                         const SwFmtFld& rFmtFld,
                                         sw::sidebarwindows::SwSidebarWin& rSidebarWin );
            void DisconnectSidebarWinFromFrm( const SwFrm& rFrm,
                                              sw::sidebarwindows::SwSidebarWin& rSidebarWin );
            bool HasFrmConnectedSidebarWins( const SwFrm& rFrm );
            Window* GetSidebarWinForFrmByIndex( const SwFrm& rFrm,
                                                const sal_Int32 nIndex );
            void GetAllSidebarWinForFrm( const SwFrm& rFrm,
                                         std::vector< Window* >* pChildren );
};

#endif