2 * RichEdit - prototypes for functions and macro definitions
4 * Copyright 2004 by Krzysztof Foltman
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "wine/unicode.h"
24 #define ALLOC_OBJ(type) HeapAlloc(me_heap, 0, sizeof(type))
25 #define ALLOC_N_OBJ(type, count) HeapAlloc(me_heap, 0, (count)*sizeof(type))
26 #define FREE_OBJ(ptr) HeapFree(me_heap, 0, ptr)
28 #define RUN_IS_HIDDEN(run) ((run)->style->fmt.dwMask & CFM_HIDDEN \
29 && (run)->style->fmt.dwEffects & CFE_HIDDEN)
31 #define InitFormatEtc(fe, cf, med) \
34 (fe).dwAspect=DVASPECT_CONTENT;\
41 ME_Style
*ME_MakeStyle(CHARFORMAT2W
*style
);
42 void ME_AddRefStyle(ME_Style
*item
);
43 void ME_ReleaseStyle(ME_Style
*item
);
44 ME_Style
*ME_GetInsertStyle(ME_TextEditor
*editor
, int nCursor
);
45 ME_Style
*ME_ApplyStyle(ME_Style
*sSrc
, CHARFORMAT2W
*style
);
46 HFONT
ME_SelectStyleFont(ME_TextEditor
*editor
, HDC hDC
, ME_Style
*s
);
47 void ME_UnselectStyleFont(ME_TextEditor
*editor
, HDC hDC
, ME_Style
*s
, HFONT hOldFont
);
48 void ME_InitCharFormat2W(CHARFORMAT2W
*pFmt
);
49 void ME_SaveTempStyle(ME_TextEditor
*editor
);
50 void ME_ClearTempStyle(ME_TextEditor
*editor
);
51 void ME_DumpStyleToBuf(CHARFORMAT2W
*pFmt
, char buf
[2048]);
52 void ME_DumpStyle(ME_Style
*s
);
53 CHARFORMAT2W
*ME_ToCF2W(CHARFORMAT2W
*to
, CHARFORMAT2W
*from
);
54 void ME_CopyToCF2W(CHARFORMAT2W
*to
, CHARFORMAT2W
*from
);
55 CHARFORMAT2W
*ME_ToCFAny(CHARFORMAT2W
*to
, CHARFORMAT2W
*from
);
56 void ME_CopyToCFAny(CHARFORMAT2W
*to
, CHARFORMAT2W
*from
);
57 void ME_CopyCharFormat(CHARFORMAT2W
*pDest
, CHARFORMAT2W
*pSrc
); /* only works with 2W structs */
60 void ME_InsertBefore(ME_DisplayItem
*diWhere
, ME_DisplayItem
*diWhat
);
61 void ME_Remove(ME_DisplayItem
*diWhere
);
62 ME_DisplayItem
*ME_FindItemBack(ME_DisplayItem
*di
, ME_DIType nTypeOrClass
);
63 ME_DisplayItem
*ME_FindItemFwd(ME_DisplayItem
*di
, ME_DIType nTypeOrClass
);
64 ME_DisplayItem
*ME_FindItemBackOrHere(ME_DisplayItem
*di
, ME_DIType nTypeOrClass
);
65 ME_DisplayItem
*ME_FindItemFwdOrHere(ME_DisplayItem
*di
, ME_DIType nTypeOrClass
);
66 BOOL
ME_DITypesEqual(ME_DIType type
, ME_DIType nTypeOrClass
);
67 ME_DisplayItem
*ME_MakeDI(ME_DIType type
);
68 void ME_DestroyDisplayItem(ME_DisplayItem
*item
);
69 void ME_DestroyTableCellList(ME_DisplayItem
*item
);
70 void ME_DumpDocument(ME_TextBuffer
*buffer
);
71 const char *ME_GetDITypeName(ME_DIType type
);
74 int ME_GetOptimalBuffer(int nLen
);
75 ME_String
*ME_MakeString(LPCWSTR szText
);
76 ME_String
*ME_MakeStringN(LPCWSTR szText
, int nMaxChars
);
77 ME_String
*ME_StrDup(ME_String
*s
);
78 void ME_DestroyString(ME_String
*s
);
79 void ME_AppendString(ME_String
*s1
, ME_String
*s2
);
80 ME_String
*ME_ConcatString(ME_String
*s1
, ME_String
*s2
);
81 ME_String
*ME_VSplitString(ME_String
*orig
, int nVPos
);
82 int ME_IsWhitespaces(ME_String
*s
);
83 int ME_IsSplitable(ME_String
*s
);
84 /* int ME_CalcSkipChars(ME_String *s); */
85 int ME_StrLen(ME_String
*s
);
86 int ME_StrVLen(ME_String
*s
);
87 int ME_FindNonWhitespaceV(ME_String
*s
, int nVChar
);
88 int ME_FindWhitespaceV(ME_String
*s
, int nVChar
);
89 int ME_CallWordBreakProc(ME_TextEditor
*editor
, ME_String
*str
, INT start
, INT code
);
90 int ME_GetCharFwd(ME_String
*s
, int nPos
); /* get char starting from start */
91 int ME_GetCharBack(ME_String
*s
, int nPos
); /* get char starting from \0 */
92 int ME_StrRelPos(ME_String
*s
, int nVChar
, int *pRelChars
);
93 int ME_StrRelPos2(ME_String
*s
, int nVChar
, int nRelChars
);
94 int ME_VPosToPos(ME_String
*s
, int nVPos
);
95 int ME_PosToVPos(ME_String
*s
, int nPos
);
96 void ME_StrDeleteV(ME_String
*s
, int nVChar
, int nChars
);
97 /* smart helpers for A<->W conversions, they reserve/free memory and call MultiByte<->WideChar functions */
98 LPWSTR
ME_ToUnicode(HWND hWnd
, LPVOID psz
);
99 void ME_EndToUnicode(HWND hWnd
, LPVOID psz
);
100 LPSTR
ME_ToAnsi(HWND hWnd
, LPVOID psz
);
101 void ME_EndToAnsi(HWND hWnd
, LPVOID psz
);
103 static inline int ME_IsWSpace(WCHAR ch
)
105 return ch
> '\0' && ch
<= ' ';
108 static inline int ME_CharCompare(WCHAR a
, WCHAR b
, int caseSensitive
)
110 return caseSensitive
? (a
== b
) : (toupperW(a
) == toupperW(b
));
113 /* note: those two really return the first matching offset (starting from EOS)+1
114 * in other words, an offset of the first trailing white/black */
115 int ME_ReverseFindNonWhitespaceV(ME_String
*s
, int nVChar
);
116 int ME_ReverseFindWhitespaceV(ME_String
*s
, int nVChar
);
119 ME_DisplayItem
*ME_FindRowStart(ME_Context
*c
, ME_DisplayItem
*run
, int nRelPos
);
120 ME_DisplayItem
*ME_RowStart(ME_DisplayItem
*item
);
121 /* ME_DisplayItem *ME_RowEnd(ME_DisplayItem *item); */
122 void ME_RenumberParagraphs(ME_DisplayItem
*item
); /* TODO */
123 ME_DisplayItem
*ME_FindRowWithNumber(ME_TextEditor
*editor
, int nRow
);
124 int ME_RowNumberFromCharOfs(ME_TextEditor
*editor
, int nOfs
);
127 ME_DisplayItem
*ME_MakeRun(ME_Style
*s
, ME_String
*strData
, int nFlags
);
128 /* note: ME_InsertRun inserts a copy of the specified run - so you need to destroy the original */
129 ME_DisplayItem
*ME_InsertRun(ME_TextEditor
*editor
, int nCharOfs
, ME_DisplayItem
*pItem
);
130 ME_DisplayItem
*ME_InsertRunAtCursor(ME_TextEditor
*editor
, ME_Cursor
*cursor
,
131 ME_Style
*style
, const WCHAR
*str
, int len
, int flags
);
132 void ME_CheckCharOffsets(ME_TextEditor
*editor
);
133 void ME_PropagateCharOffset(ME_DisplayItem
*p
, int shift
);
134 void ME_GetGraphicsSize(ME_TextEditor
*editor
, ME_Run
*run
, SIZE
*pSize
);
135 int ME_CharFromPoint(ME_TextEditor
*editor
, int cx
, ME_Run
*run
);
136 /* this one accounts for 1/2 char tolerance */
137 int ME_CharFromPointCursor(ME_TextEditor
*editor
, int cx
, ME_Run
*run
);
138 int ME_PointFromChar(ME_TextEditor
*editor
, ME_Run
*pRun
, int nOffset
);
139 int ME_GetLastSplittablePlace(ME_Context
*c
, ME_Run
*run
);
140 int ME_CanJoinRuns(ME_Run
*run1
, ME_Run
*run2
);
141 void ME_JoinRuns(ME_TextEditor
*editor
, ME_DisplayItem
*p
);
142 ME_DisplayItem
*ME_SplitRun(ME_Context
*c
, ME_DisplayItem
*item
, int nChar
);
143 ME_DisplayItem
*ME_SplitRunSimple(ME_TextEditor
*editor
, ME_DisplayItem
*item
, int nChar
);
144 int ME_FindSplitPoint(ME_Context
*c
, POINT
*pt
, ME_Run
*run
, int desperate
);
145 void ME_UpdateRunFlags(ME_TextEditor
*editor
, ME_Run
*run
);
146 ME_DisplayItem
*ME_SplitFurther(ME_TextEditor
*editor
, ME_DisplayItem
*run
);
147 void ME_CalcRunExtent(ME_Context
*c
, ME_Paragraph
*para
, ME_Run
*run
);
148 SIZE
ME_GetRunSize(ME_Context
*c
, ME_Paragraph
*para
, ME_Run
*run
, int nLen
);
149 void ME_CursorFromCharOfs(ME_TextEditor
*editor
, int nCharOfs
, ME_Cursor
*pCursor
);
150 void ME_RunOfsFromCharOfs(ME_TextEditor
*editor
, int nCharOfs
, ME_DisplayItem
**ppRun
, int *pOfs
);
151 int ME_CharOfsFromRunOfs(ME_TextEditor
*editor
, ME_DisplayItem
*pRun
, int nOfs
);
152 void ME_SkipAndPropagateCharOffset(ME_DisplayItem
*p
, int shift
);
153 void ME_SetCharFormat(ME_TextEditor
*editor
, int nFrom
, int nLen
, CHARFORMAT2W
*pFmt
);
154 void ME_SetSelectionCharFormat(ME_TextEditor
*editor
, CHARFORMAT2W
*pFmt
);
155 void ME_GetCharFormat(ME_TextEditor
*editor
, int nFrom
, int nLen
, CHARFORMAT2W
*pFmt
);
156 void ME_GetSelectionCharFormat(ME_TextEditor
*editor
, CHARFORMAT2W
*pFmt
);
157 void ME_GetDefaultCharFormat(ME_TextEditor
*editor
, CHARFORMAT2W
*pFmt
);
158 void ME_SetDefaultCharFormat(ME_TextEditor
*editor
, CHARFORMAT2W
*mod
);
161 void ME_SetSelection(ME_TextEditor
*editor
, int from
, int to
);
162 void ME_SelectWord(ME_TextEditor
*editor
);
163 void ME_HideCaret(ME_TextEditor
*ed
);
164 void ME_ShowCaret(ME_TextEditor
*ed
);
165 void ME_MoveCaret(ME_TextEditor
*ed
);
166 int ME_FindPixelPos(ME_TextEditor
*editor
, int x
, int y
, ME_Cursor
*result
, BOOL
*is_eol
);
167 int ME_CharFromPos(ME_TextEditor
*editor
, int x
, int y
);
168 void ME_LButtonDown(ME_TextEditor
*editor
, int x
, int y
);
169 void ME_MouseMove(ME_TextEditor
*editor
, int x
, int y
);
170 void ME_DeleteTextAtCursor(ME_TextEditor
*editor
, int nCursor
, int nChars
);
171 void ME_InsertTextFromCursor(ME_TextEditor
*editor
, int nCursor
,
172 const WCHAR
*str
, int len
, ME_Style
*style
);
173 void ME_SetCharFormat(ME_TextEditor
*editor
, int nOfs
, int nChars
, CHARFORMAT2W
*pFmt
);
174 BOOL
ME_ArrowKey(ME_TextEditor
*ed
, int nVKey
, BOOL extend
, BOOL ctrl
);
176 void ME_InitContext(ME_Context
*c
, ME_TextEditor
*editor
, HDC hDC
);
177 void ME_DestroyContext(ME_Context
*c
);
178 ME_Style
*GetInsertStyle(ME_TextEditor
*editor
, int nCursor
);
179 void ME_MustBeWrapped(ME_Context
*c
, ME_DisplayItem
*para
);
180 void ME_GetCursorCoordinates(ME_TextEditor
*editor
, ME_Cursor
*pCursor
,
181 int *x
, int *y
, int *height
);
182 int ME_GetCursorOfs(ME_TextEditor
*editor
, int nCursor
);
183 void ME_GetSelection(ME_TextEditor
*editor
, int *from
, int *to
);
184 int ME_CountParagraphsBetween(ME_TextEditor
*editor
, int from
, int to
);
185 BOOL
ME_IsSelection(ME_TextEditor
*editor
);
186 void ME_DeleteSelection(ME_TextEditor
*editor
);
187 void ME_SendSelChange(ME_TextEditor
*editor
);
188 void ME_InsertGraphicsFromCursor(ME_TextEditor
*editor
, int nCursor
);
189 void ME_InsertTableCellFromCursor(ME_TextEditor
*editor
, int nCursor
);
190 void ME_InternalDeleteText(ME_TextEditor
*editor
, int nOfs
, int nChars
);
191 int ME_GetTextLength(ME_TextEditor
*editor
);
192 int ME_GetTextLengthEx(ME_TextEditor
*editor
, GETTEXTLENGTHEX
*how
);
193 ME_Style
*ME_GetSelectionInsertStyle(ME_TextEditor
*editor
);
194 BOOL
ME_UpdateSelection(ME_TextEditor
*editor
, ME_Cursor
*pTempCursor
);
197 void ME_PrepareParagraphForWrapping(ME_Context
*c
, ME_DisplayItem
*tp
);
198 ME_DisplayItem
*ME_MakeRow(int height
, int baseline
, int width
);
199 void ME_InsertRowStart(ME_WrapContext
*wc
, ME_DisplayItem
*pEnd
);
200 void ME_WrapTextParagraph(ME_Context
*c
, ME_DisplayItem
*tp
);
201 BOOL
ME_WrapMarkedParagraphs(ME_TextEditor
*editor
);
202 void ME_SendRequestResize(ME_TextEditor
*editor
, BOOL force
);
205 ME_DisplayItem
*ME_GetParagraph(ME_DisplayItem
*run
);
206 void ME_MakeFirstParagraph(HDC hDC
, ME_TextBuffer
*editor
);
207 ME_DisplayItem
*ME_SplitParagraph(ME_TextEditor
*editor
, ME_DisplayItem
*rp
, ME_Style
*style
);
208 ME_DisplayItem
*ME_JoinParagraphs(ME_TextEditor
*editor
, ME_DisplayItem
*tp
);
209 void ME_DumpParaStyle(ME_Paragraph
*s
);
210 void ME_DumpParaStyleToBuf(PARAFORMAT2
*pFmt
, char buf
[2048]);
211 void ME_SetParaFormat(ME_TextEditor
*editor
, ME_DisplayItem
*para
, PARAFORMAT2
*pFmt
);
212 void ME_SetSelectionParaFormat(ME_TextEditor
*editor
, PARAFORMAT2
*pFmt
);
213 void ME_GetParaFormat(ME_TextEditor
*editor
, ME_DisplayItem
*para
, PARAFORMAT2
*pFmt
);
214 void ME_GetSelectionParaFormat(ME_TextEditor
*editor
, PARAFORMAT2
*pFmt
);
215 /* marks from first up to (but not including) last */
216 void ME_MarkForWrapping(ME_TextEditor
*editor
, ME_DisplayItem
*first
, ME_DisplayItem
*last
);
217 void ME_MarkAllForWrapping(ME_TextEditor
*editor
);
220 void ME_PaintContent(ME_TextEditor
*editor
, HDC hDC
, BOOL bOnlyNew
, RECT
*rcUpdate
);
221 void ME_Repaint(ME_TextEditor
*editor
);
222 void ME_RewrapRepaint(ME_TextEditor
*editor
);
223 void ME_UpdateRepaint(ME_TextEditor
*editor
);
224 void ME_DrawParagraph(ME_Context
*c
, ME_DisplayItem
*paragraph
);
225 void ME_UpdateScrollBar(ME_TextEditor
*editor
);
226 int ME_GetYScrollPos(ME_TextEditor
*editor
);
227 void ME_EnsureVisible(ME_TextEditor
*editor
, ME_DisplayItem
*pRun
);
228 COLORREF
ME_GetBackColor(ME_TextEditor
*editor
);
229 void ME_Scroll(ME_TextEditor
*editor
, int cx
, int cy
);
230 void ME_InvalidateFromOfs(ME_TextEditor
*editor
, int nCharOfs
);
231 void ME_InvalidateSelection(ME_TextEditor
*editor
);
232 void ME_QueueInvalidateFromCursor(ME_TextEditor
*editor
, int nCursor
);
233 BOOL
ME_SetZoom(ME_TextEditor
*editor
, int numerator
, int denominator
);
236 extern LRESULT
CreateIRichEditOle(ME_TextEditor
*editor
, LPVOID
*);
241 void ME_RegisterEditorClass(HINSTANCE hInstance
);
242 ME_TextEditor
*ME_MakeEditor(HWND hWnd
);
243 void ME_DestroyEditor(ME_TextEditor
*editor
);
244 void ME_SendOldNotify(ME_TextEditor
*editor
, int nCode
);
245 ME_UndoItem
*ME_AddUndoItem(ME_TextEditor
*editor
, ME_DIType type
, ME_DisplayItem
*di
);
246 void ME_CommitUndo(ME_TextEditor
*editor
);
247 void ME_Undo(ME_TextEditor
*editor
);
248 void ME_Redo(ME_TextEditor
*editor
);
249 void ME_EmptyUndoStack(ME_TextEditor
*editor
);
250 int ME_GetTextW(ME_TextEditor
*editor
, WCHAR
*buffer
, int nStart
, int nChars
, BOOL bCRLF
);
251 ME_DisplayItem
*ME_FindItemAtOffset(ME_TextEditor
*editor
, ME_DIType nItemType
, int nOffset
, int *nItemOffset
);
252 void ME_StreamInFill(ME_InStream
*stream
);
255 extern HANDLE me_heap
;
256 extern void DoWrap(ME_TextEditor
*editor
);
259 LRESULT
ME_StreamOutRange(ME_TextEditor
*editor
, DWORD dwFormat
, int nStart
, int nTo
, EDITSTREAM
*stream
);
260 LRESULT
ME_StreamOut(ME_TextEditor
*editor
, DWORD dwFormat
, EDITSTREAM
*stream
);
263 HRESULT
ME_GetDataObject(ME_TextEditor
*editor
, CHARRANGE
*lpchrg
, LPDATAOBJECT
*lplpdataobj
);