xref: /aoo42x/main/sw/source/core/inc/sectfrm.hxx (revision cdf0e10c)
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27 #ifndef _SECTFRM_HXX
28 #define _SECTFRM_HXX
29 #include <tools/mempool.hxx>
30 
31 #include "layfrm.hxx"
32 #include "flowfrm.hxx"
33 
34 class SwSection;
35 class SwSectionFmt;
36 class SwAttrSetChg;
37 class SwFtnContFrm;
38 class SwLayouter;
39 
40 #define FINDMODE_ENDNOTE 1
41 #define FINDMODE_LASTCNT 2
42 #define FINDMODE_MYLAST  4
43 
44 class SwSectionFrm: public SwLayoutFrm, public SwFlowFrm
45 {
46 	SwSection* pSection;
47 
48 	void _UpdateAttr( const SfxPoolItem*, const SfxPoolItem*, sal_uInt8 &,
49 					  SwAttrSetChg *pa = 0, SwAttrSetChg *pb = 0 );
50 	void _Cut( sal_Bool bRemove );
51 	// Is there a FtnContainer?
52 	// An empty sectionfrm without FtnCont is superfluous
53 	sal_Bool IsSuperfluous() const { return !ContainsAny() && !ContainsFtnCont(); }
54 	void CalcFtnAtEndFlag();
55 	void CalcEndAtEndFlag();
56 	const SwSectionFmt* _GetEndSectFmt() const;
57 	sal_Bool IsEndnoteAtMyEnd() const;
58 protected:
59 	virtual void MakeAll();
60 	virtual sal_Bool ShouldBwdMoved( SwLayoutFrm *pNewUpper, sal_Bool bHead, sal_Bool &rReformat );
61 	virtual void Format( const SwBorderAttrs *pAttrs = 0 );
62 	virtual	void Modify( const SfxPoolItem*, const SfxPoolItem* );
63 	virtual void SwClientNotify( const SwModify&, const SfxHint& );
64 
65 public:
66 	SwSectionFrm( SwSection &, SwFrm* );				 //Inhalt wird nicht erzeugt!
67     SwSectionFrm( SwSectionFrm &, sal_Bool bMaster );//_Nur_ zum Erzeugen von Master/Follows
68 	~SwSectionFrm();
69 
70     void Init();
71     virtual void  CheckDirection( sal_Bool bVert );
72 
73 	virtual void Cut();
74 	virtual void Paste( SwFrm* pParent, SwFrm* pSibling = 0 );
75 
76 	inline const SwSectionFrm *GetFollow() const;
77 	inline		 SwSectionFrm *GetFollow();
78     SwSectionFrm* FindMaster() const;
79 
80                  SwCntntFrm *FindLastCntnt( sal_uInt8 nMode = 0 );
81 	inline const SwCntntFrm *FindLastCntnt( sal_uInt8 nMode = 0 ) const;
82 	inline SwSection* GetSection() { return pSection; }
83 	inline const SwSection* GetSection() const { return pSection; }
84 	inline void ColLock()		{ bColLocked = sal_True; }
85 	inline void ColUnlock()   	{ bColLocked = sal_False; }
86 
87 	void CalcFtnCntnt();
88 	void SimpleFormat();
89 	sal_Bool IsDescendantFrom( const SwSectionFmt* pSect ) const;
90 	sal_Bool HasToBreak( const SwFrm* pFrm ) const;
91 	void MergeNext( SwSectionFrm* pNxt );
92 	//Zerlegt den pFrm umgebenden SectionFrm in zwei Teile,
93 	//pFrm an den Anfang des 2. Teils
94 	sal_Bool SplitSect( SwFrm* pFrm, sal_Bool bApres );
95 	void DelEmpty( sal_Bool bRemove ); 	// wie Cut(), Follow-Verkettung wird aber mitgepflegt
96 	sal_Bool IsToIgnore() const			// Keine Groesse, kein Inhalt, muss ignoriert werden
97 	{ return !Frm().Height() && !ContainsCntnt(); }
98     SwFtnContFrm* ContainsFtnCont( const SwFtnContFrm* pCont = NULL ) const;
99 	sal_Bool Growable() const;
100     SwTwips _Shrink( SwTwips, sal_Bool bTst );
101     SwTwips _Grow  ( SwTwips, sal_Bool bTst );
102 
103 	// A sectionfrm has to maximize, if he has a follow or a ftncontainer at
104 	// the end of the page. A superfluous follow will be ignored,
105 	// if bCheckFollow is set.
106 	sal_Bool ToMaximize( sal_Bool bCheckFollow ) const;
107 	inline sal_Bool _ToMaximize() const
108 		{ if( !pSection ) return sal_False; return ToMaximize( sal_False );	}
109 	sal_Bool MoveAllowed( const SwFrm* ) const;
110 	sal_Bool CalcMinDiff( SwTwips& rMinDiff ) const;
111 	// Uebergibt man kein bOverSize bzw. sal_False, so ist der Returnwert
112 	// >0 fuer Undersized-Frames, ==0 sonst.
113 	// Uebergibt man sal_True, so kann es auch einen negativen Returnwert geben,
114 	// wenn der SectionFrm nicht vollstaendig ausgefuellt ist, was z.B. bei
115 	// SectionFrm mit Follow meist vorkommt. Benoetigt wird dies im
116 	// FormatWidthCols, um "Luft" aus den Spalten zu lassen.
117 	long Undersize( sal_Bool bOverSize = sal_False );
118 	// Groesse an die Umgebung anpassen
119 	void _CheckClipping( sal_Bool bGrow, sal_Bool bMaximize );
120 
121 	void InvalidateFtnPos();
122 	void CollectEndnotes( SwLayouter* pLayouter );
123 	const SwSectionFmt* GetEndSectFmt() const
124 		{ if( IsEndnAtEnd() ) return _GetEndSectFmt(); return NULL; }
125 
126 	static void MoveCntntAndDelete( SwSectionFrm* pDel, sal_Bool bSave );
127 
128     bool IsBalancedSection() const;
129 
130 	DECL_FIXEDMEMPOOL_NEWDEL(SwSectionFrm)
131 };
132 
133 typedef SwSectionFrm* SwSectionFrmPtr;
134 SV_DECL_PTRARR_SORT( SwDestroyList, SwSectionFrmPtr, 1, 5)
135 
136 inline const SwSectionFrm *SwSectionFrm::GetFollow() const
137 {
138 	return (const SwSectionFrm*)SwFlowFrm::GetFollow();
139 }
140 inline SwSectionFrm *SwSectionFrm::GetFollow()
141 {
142 	return (SwSectionFrm*)SwFlowFrm::GetFollow();
143 }
144 inline const SwCntntFrm *SwSectionFrm::FindLastCntnt( sal_uInt8 nMode ) const
145 {
146 	return ((SwSectionFrm*)this)->FindLastCntnt( nMode );
147 }
148 
149 
150 #endif	//_SECTFRM_HXX
151