xref: /aoo41x/main/sc/source/ui/inc/spelleng.hxx (revision 38d50f7b)
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21 
22 
23 #ifndef SC_SPELLENG_HXX
24 #define SC_SPELLENG_HXX
25 
26 #include "editutil.hxx"
27 #include "selectionstate.hxx"
28 #include "spellparam.hxx"
29 
30 class ScViewData;
31 class ScDocShell;
32 class ScDocument;
33 class SfxItemPool;
34 
35 // ============================================================================
36 
37 /** Base class for special type of edit engines, i.e. for spell checker and text conversion. */
38 class ScConversionEngineBase : public ScEditEngineDefaulter
39 {
40 public:
41     explicit            ScConversionEngineBase(
42                             SfxItemPool* pEnginePool, ScViewData& rViewData,
43                             ScDocument* pUndoDoc, ScDocument* pRedoDoc );
44 
45     virtual             ~ScConversionEngineBase();
46 
47     /** Derived classes implement to convert all cells in the selection or sheet. */
48     virtual void        ConvertAll( EditView& rEditView ) = 0;
49 
50     /** Returns true, if at least one cell has been modified. */
IsAnyModified() const51     inline bool         IsAnyModified() const { return mbIsAnyModified; }
52     /** Returns true, if the entire document/selection has been finished. */
IsFinished() const53     inline bool         IsFinished() const { return mbFinished; }
54 
55 protected:
56     /** Implementation of cell iteration. Finds a cell that needs conversion.
57         @return  true = Current cell needs conversion (i.e. spelling error found). */
58     bool                FindNextConversionCell();
59     /** Restores the initial cursor position. */
60     void                RestoreCursorPos();
61 
62     /** Derived classes return, if the current text needs conversion (i.e. spelling error found).
63         @return  true = Current edit text needs conversion. */
64     virtual bool        NeedsConversion() = 0;
65 
66     /** Derived classes may show a query box that asks whether to restart at top of the sheet.
67         @descr  Default here is no dialog and restart always.
68         @return  true = Restart at top, false = Stop the conversion. */
69     virtual bool        ShowTableWrapDialog();
70     /** Derived classes may show a message box stating that the conversion is finished.
71         @descr  Default here is no dialog. */
72     virtual void        ShowFinishDialog();
73 
74 private:
75     /** Fills the edit engine from a document cell. */
76     void                FillFromCell( SCCOL nCol, SCROW nRow, SCTAB nTab );
77 
78 protected:  // for usage in derived classes
79     ScViewData&         mrViewData;
80     ScDocShell&         mrDocShell;
81     ScDocument&         mrDoc;
82 
83 private:
84     ScSelectionState    maSelState;         /// Selection data of the document.
85     ScDocument*         mpUndoDoc;          /// Document stores all old cells for UNDO action.
86     ScDocument*         mpRedoDoc;          /// Document stores all new cells for REDO action.
87     LanguageType        meCurrLang;         /// Current cell language.
88     SCCOL               mnStartCol;         /// Initial column index.
89     SCROW               mnStartRow;         /// Initial row index.
90     SCTAB               mnStartTab;         /// Initial sheet index.
91     SCCOL               mnCurrCol;          /// Current column index.
92     SCROW               mnCurrRow;          /// Current row index.
93     bool                mbIsAnyModified;    /// true = At least one cell has been changed.
94     bool                mbInitialState;     /// true = Not searched for a cell yet.
95     bool                mbWrappedInTable;   /// true = Already restarted at top of the sheet.
96     bool                mbFinished;         /// true = Entire document/selection finished.
97 };
98 
99 // ============================================================================
100 
101 /** Edit engine for spell checking. */
102 class ScSpellingEngine : public ScConversionEngineBase
103 {
104 public:
105     typedef ::com::sun::star::uno::Reference< ::com::sun::star::linguistic2::XSpellChecker1 > XSpellCheckerRef;
106 
107     explicit            ScSpellingEngine(
108                             SfxItemPool* pEnginePool,
109                             ScViewData& rViewData,
110                             ScDocument* pUndoDoc,
111                             ScDocument* pRedoDoc,
112                             XSpellCheckerRef xSpeller );
113 
114     /** Checks spelling of all cells in the selection or sheet. */
115     virtual void        ConvertAll( EditView& rEditView );
116 
117 protected:
118     /** Callback from edit engine to check the next cell. */
119     virtual sal_Bool        SpellNextDocument();
120 
121     /** Returns true, if the current text contains a spelling error. */
122     virtual bool        NeedsConversion();
123 
124     /** Show a query box that asks whether to restart at top of the sheet.
125         @return  true = Restart at top, false = Stop the conversion. */
126     virtual bool        ShowTableWrapDialog();
127     /** Show a message box stating that spell checking is finished. */
128     virtual void        ShowFinishDialog();
129 
130 private:
131     /** Returns the spelling dialog if it is open. */
132     Window*             GetDialogParent();
133 };
134 
135 // ============================================================================
136 
137 /** Edit engine for text conversion. */
138 class ScTextConversionEngine : public ScConversionEngineBase
139 {
140 public:
141     explicit            ScTextConversionEngine(
142                             SfxItemPool* pEnginePool,
143                             ScViewData& rViewData,
144                             const ScConversionParam& rConvParam,
145                             ScDocument* pUndoDoc,
146                             ScDocument* pRedoDoc );
147 
148     /** Converts all cells in the selection or sheet according to set language. */
149     virtual void        ConvertAll( EditView& rEditView );
150 
151 protected:
152     /** Callback from edit engine to convert the next cell. */
153     virtual sal_Bool        ConvertNextDocument();
154 
155     /** Returns true, if the current text contains text to convert. */
156     virtual bool        NeedsConversion();
157 
158 private:
159     ScConversionParam   maConvParam;        /// Conversion parameters.
160 };
161 
162 // ============================================================================
163 
164 #endif
165 
166