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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "wine/unicode.h"
24 extern HANDLE me_heap
;
26 static inline void *heap_alloc( size_t len
)
28 return HeapAlloc( me_heap
, 0, len
);
31 static inline BOOL
heap_free( void *ptr
)
33 return HeapFree( me_heap
, 0, ptr
);
36 static inline void *heap_realloc( void *ptr
, size_t len
)
38 return HeapReAlloc( me_heap
, 0, ptr
, len
);
41 #define ALLOC_OBJ(type) heap_alloc(sizeof(type))
42 #define ALLOC_N_OBJ(type, count) heap_alloc((count)*sizeof(type))
43 #define FREE_OBJ(ptr) heap_free(ptr)
45 #define RUN_IS_HIDDEN(run) ((run)->style->fmt.dwMask & CFM_HIDDEN \
46 && (run)->style->fmt.dwEffects & CFE_HIDDEN)
48 #define InitFormatEtc(fe, cf, med) \
51 (fe).dwAspect=DVASPECT_CONTENT;\
58 ME_Style
*ME_MakeStyle(CHARFORMAT2W
*style
);
59 void ME_AddRefStyle(ME_Style
*item
);
60 void ME_ReleaseStyle(ME_Style
*item
);
61 ME_Style
*ME_GetInsertStyle(ME_TextEditor
*editor
, int nCursor
);
62 ME_Style
*ME_ApplyStyle(ME_Style
*sSrc
, CHARFORMAT2W
*style
);
63 HFONT
ME_SelectStyleFont(ME_Context
*c
, ME_Style
*s
);
64 void ME_UnselectStyleFont(ME_Context
*c
, ME_Style
*s
, HFONT hOldFont
);
65 void ME_InitCharFormat2W(CHARFORMAT2W
*pFmt
);
66 void ME_SaveTempStyle(ME_TextEditor
*editor
);
67 void ME_ClearTempStyle(ME_TextEditor
*editor
);
68 void ME_DumpStyleToBuf(CHARFORMAT2W
*pFmt
, char buf
[2048]);
69 void ME_DumpStyle(ME_Style
*s
);
70 CHARFORMAT2W
*ME_ToCF2W(CHARFORMAT2W
*to
, CHARFORMAT2W
*from
);
71 void ME_CopyToCF2W(CHARFORMAT2W
*to
, CHARFORMAT2W
*from
);
72 CHARFORMAT2W
*ME_ToCFAny(CHARFORMAT2W
*to
, CHARFORMAT2W
*from
);
73 void ME_CopyToCFAny(CHARFORMAT2W
*to
, CHARFORMAT2W
*from
);
74 void ME_CopyCharFormat(CHARFORMAT2W
*pDest
, const CHARFORMAT2W
*pSrc
); /* only works with 2W structs */
75 void ME_CharFormatFromLogFont(HDC hDC
, const LOGFONTW
*lf
, CHARFORMAT2W
*fmt
); /* ditto */
78 void ME_InsertBefore(ME_DisplayItem
*diWhere
, ME_DisplayItem
*diWhat
);
79 void ME_Remove(ME_DisplayItem
*diWhere
);
80 ME_DisplayItem
*ME_FindItemBack(ME_DisplayItem
*di
, ME_DIType nTypeOrClass
);
81 ME_DisplayItem
*ME_FindItemFwd(ME_DisplayItem
*di
, ME_DIType nTypeOrClass
);
82 ME_DisplayItem
*ME_FindItemBackOrHere(ME_DisplayItem
*di
, ME_DIType nTypeOrClass
);
83 ME_DisplayItem
*ME_FindItemFwdOrHere(ME_DisplayItem
*di
, ME_DIType nTypeOrClass
);
84 BOOL
ME_DITypesEqual(ME_DIType type
, ME_DIType nTypeOrClass
);
85 ME_DisplayItem
*ME_MakeDI(ME_DIType type
);
86 void ME_DestroyDisplayItem(ME_DisplayItem
*item
);
87 void ME_DestroyTableCellList(ME_DisplayItem
*item
);
88 void ME_DumpDocument(ME_TextBuffer
*buffer
);
89 const char *ME_GetDITypeName(ME_DIType type
);
92 int ME_GetOptimalBuffer(int nLen
);
93 ME_String
*ME_MakeString(LPCWSTR szText
);
94 ME_String
*ME_MakeStringN(LPCWSTR szText
, int nMaxChars
);
95 ME_String
*ME_MakeStringR(WCHAR cRepeat
, int nMaxChars
);
96 ME_String
*ME_MakeStringB(int nMaxChars
);
97 ME_String
*ME_StrDup(const ME_String
*s
);
98 void ME_DestroyString(ME_String
*s
);
99 void ME_AppendString(ME_String
*s1
, const ME_String
*s2
);
100 ME_String
*ME_ConcatString(const ME_String
*s1
, const ME_String
*s2
);
101 ME_String
*ME_VSplitString(ME_String
*orig
, int nVPos
);
102 int ME_IsWhitespaces(const ME_String
*s
);
103 int ME_IsSplitable(const ME_String
*s
);
104 /* int ME_CalcSkipChars(ME_String *s); */
105 int ME_StrLen(const ME_String
*s
);
106 int ME_StrVLen(const ME_String
*s
);
107 int ME_FindNonWhitespaceV(const ME_String
*s
, int nVChar
);
108 int ME_FindWhitespaceV(ME_String
*s
, int nVChar
);
109 int ME_CallWordBreakProc(ME_TextEditor
*editor
, ME_String
*str
, INT start
, INT code
);
110 int ME_GetCharFwd(const ME_String
*s
, int nPos
); /* get char starting from start */
111 int ME_GetCharBack(const ME_String
*s
, int nPos
); /* get char starting from \0 */
112 int ME_StrRelPos(const ME_String
*s
, int nVChar
, int *pRelChars
);
113 int ME_StrRelPos2(const ME_String
*s
, int nVChar
, int nRelChars
);
114 int ME_VPosToPos(ME_String
*s
, int nVPos
);
115 int ME_PosToVPos(const ME_String
*s
, int nPos
);
116 void ME_StrDeleteV(ME_String
*s
, int nVChar
, int nChars
);
117 /* smart helpers for A<->W conversions, they reserve/free memory and call MultiByte<->WideChar functions */
118 LPWSTR
ME_ToUnicode(BOOL unicode
, LPVOID psz
);
119 void ME_EndToUnicode(BOOL unicode
, LPVOID psz
);
121 static inline int ME_IsWSpace(WCHAR ch
)
123 return ch
> '\0' && ch
<= ' ';
126 static inline int ME_CharCompare(WCHAR a
, WCHAR b
, int caseSensitive
)
128 return caseSensitive
? (a
== b
) : (toupperW(a
) == toupperW(b
));
131 /* note: those two really return the first matching offset (starting from EOS)+1
132 * in other words, an offset of the first trailing white/black */
133 int ME_ReverseFindNonWhitespaceV(const ME_String
*s
, int nVChar
);
134 int ME_ReverseFindWhitespaceV(const ME_String
*s
, int nVChar
);
137 ME_DisplayItem
*ME_FindRowStart(ME_Context
*c
, ME_DisplayItem
*run
, int nRelPos
);
138 ME_DisplayItem
*ME_RowStart(ME_DisplayItem
*item
);
139 /* ME_DisplayItem *ME_RowEnd(ME_DisplayItem *item); */
140 void ME_RenumberParagraphs(ME_DisplayItem
*item
); /* TODO */
141 ME_DisplayItem
*ME_FindRowWithNumber(ME_TextEditor
*editor
, int nRow
);
142 int ME_RowNumberFromCharOfs(ME_TextEditor
*editor
, int nOfs
);
145 ME_DisplayItem
*ME_MakeRun(ME_Style
*s
, ME_String
*strData
, int nFlags
);
146 /* note: ME_InsertRun inserts a copy of the specified run - so you need to destroy the original */
147 ME_DisplayItem
*ME_InsertRun(ME_TextEditor
*editor
, int nCharOfs
, ME_DisplayItem
*pItem
);
148 ME_DisplayItem
*ME_InsertRunAtCursor(ME_TextEditor
*editor
, ME_Cursor
*cursor
,
149 ME_Style
*style
, const WCHAR
*str
, int len
, int flags
);
150 void ME_CheckCharOffsets(ME_TextEditor
*editor
);
151 void ME_PropagateCharOffset(ME_DisplayItem
*p
, int shift
);
152 int ME_CharFromPoint(ME_Context
*c
, int cx
, ME_Run
*run
);
153 /* this one accounts for 1/2 char tolerance */
154 int ME_CharFromPointCursor(ME_TextEditor
*editor
, int cx
, ME_Run
*run
);
155 int ME_PointFromChar(ME_TextEditor
*editor
, ME_Run
*pRun
, int nOffset
);
156 int ME_GetLastSplittablePlace(ME_Context
*c
, ME_Run
*run
);
157 int ME_CanJoinRuns(const ME_Run
*run1
, const ME_Run
*run2
);
158 void ME_JoinRuns(ME_TextEditor
*editor
, ME_DisplayItem
*p
);
159 ME_DisplayItem
*ME_SplitRun(ME_WrapContext
*wc
, ME_DisplayItem
*item
, int nChar
);
160 ME_DisplayItem
*ME_SplitRunSimple(ME_TextEditor
*editor
, ME_DisplayItem
*item
, int nChar
);
161 int ME_FindSplitPoint(ME_Context
*c
, POINT
*pt
, ME_Run
*run
, int desperate
);
162 void ME_UpdateRunFlags(ME_TextEditor
*editor
, ME_Run
*run
);
163 ME_DisplayItem
*ME_SplitFurther(ME_TextEditor
*editor
, ME_DisplayItem
*run
);
164 void ME_CalcRunExtent(ME_Context
*c
, const ME_Paragraph
*para
, int startx
, ME_Run
*run
);
165 SIZE
ME_GetRunSize(ME_Context
*c
, const ME_Paragraph
*para
, ME_Run
*run
, int nLen
, int startx
);
166 void ME_CursorFromCharOfs(ME_TextEditor
*editor
, int nCharOfs
, ME_Cursor
*pCursor
);
167 void ME_RunOfsFromCharOfs(ME_TextEditor
*editor
, int nCharOfs
, ME_DisplayItem
**ppRun
, int *pOfs
);
168 int ME_CharOfsFromRunOfs(ME_TextEditor
*editor
, ME_DisplayItem
*pRun
, int nOfs
);
169 void ME_SkipAndPropagateCharOffset(ME_DisplayItem
*p
, int shift
);
170 void ME_SetCharFormat(ME_TextEditor
*editor
, int nFrom
, int nLen
, CHARFORMAT2W
*pFmt
);
171 void ME_SetSelectionCharFormat(ME_TextEditor
*editor
, CHARFORMAT2W
*pFmt
);
172 void ME_GetCharFormat(ME_TextEditor
*editor
, int nFrom
, int nLen
, CHARFORMAT2W
*pFmt
);
173 void ME_GetSelectionCharFormat(ME_TextEditor
*editor
, CHARFORMAT2W
*pFmt
);
174 void ME_GetDefaultCharFormat(ME_TextEditor
*editor
, CHARFORMAT2W
*pFmt
);
175 void ME_SetDefaultCharFormat(ME_TextEditor
*editor
, CHARFORMAT2W
*mod
);
178 int ME_SetSelection(ME_TextEditor
*editor
, int from
, int to
);
179 void ME_SelectWord(ME_TextEditor
*editor
);
180 void ME_HideCaret(ME_TextEditor
*ed
);
181 void ME_ShowCaret(ME_TextEditor
*ed
);
182 void ME_MoveCaret(ME_TextEditor
*ed
);
183 int ME_CharFromPos(ME_TextEditor
*editor
, int x
, int y
);
184 void ME_LButtonDown(ME_TextEditor
*editor
, int x
, int y
);
185 void ME_MouseMove(ME_TextEditor
*editor
, int x
, int y
);
186 void ME_DeleteTextAtCursor(ME_TextEditor
*editor
, int nCursor
, int nChars
);
187 void ME_InsertTextFromCursor(ME_TextEditor
*editor
, int nCursor
,
188 const WCHAR
*str
, int len
, ME_Style
*style
);
189 void ME_InsertEndRowFromCursor(ME_TextEditor
*editor
, int nCursor
);
190 BOOL
ME_ArrowKey(ME_TextEditor
*ed
, int nVKey
, BOOL extend
, BOOL ctrl
);
192 void ME_InitContext(ME_Context
*c
, ME_TextEditor
*editor
, HDC hDC
);
193 void ME_DestroyContext(ME_Context
*c
, HWND release
);
194 ME_Style
*GetInsertStyle(ME_TextEditor
*editor
, int nCursor
);
195 void ME_MustBeWrapped(ME_Context
*c
, ME_DisplayItem
*para
);
196 void ME_GetCursorCoordinates(ME_TextEditor
*editor
, ME_Cursor
*pCursor
,
197 int *x
, int *y
, int *height
);
198 int ME_GetCursorOfs(ME_TextEditor
*editor
, int nCursor
);
199 void ME_GetSelection(ME_TextEditor
*editor
, int *from
, int *to
);
200 int ME_CountParagraphsBetween(ME_TextEditor
*editor
, int from
, int to
);
201 BOOL
ME_IsSelection(ME_TextEditor
*editor
);
202 void ME_DeleteSelection(ME_TextEditor
*editor
);
203 void ME_SendSelChange(ME_TextEditor
*editor
);
204 void ME_InsertOLEFromCursor(ME_TextEditor
*editor
, const REOBJECT
* reo
, int nCursor
);
205 void ME_InsertTableCellFromCursor(ME_TextEditor
*editor
, int nCursor
);
206 void ME_InternalDeleteText(ME_TextEditor
*editor
, int nOfs
, int nChars
);
207 int ME_GetTextLength(ME_TextEditor
*editor
);
208 int ME_GetTextLengthEx(ME_TextEditor
*editor
, const GETTEXTLENGTHEX
*how
);
209 ME_Style
*ME_GetSelectionInsertStyle(ME_TextEditor
*editor
);
210 BOOL
ME_UpdateSelection(ME_TextEditor
*editor
, const ME_Cursor
*pTempCursor
);
213 BOOL
ME_WrapMarkedParagraphs(ME_TextEditor
*editor
);
214 void ME_InvalidateMarkedParagraphs(ME_TextEditor
*editor
);
215 void ME_SendRequestResize(ME_TextEditor
*editor
, BOOL force
);
216 int ME_twips2pointsX(ME_Context
*c
, int x
);
217 int ME_twips2pointsY(ME_Context
*c
, int y
);
220 ME_DisplayItem
*ME_GetParagraph(ME_DisplayItem
*run
);
221 void ME_GetSelectionParas(ME_TextEditor
*editor
, ME_DisplayItem
**para
, ME_DisplayItem
**para_end
);
222 void ME_MakeFirstParagraph(ME_TextEditor
*editor
);
223 ME_DisplayItem
*ME_SplitParagraph(ME_TextEditor
*editor
, ME_DisplayItem
*rp
, ME_Style
*style
, int numCR
, int numLF
);
224 ME_DisplayItem
*ME_JoinParagraphs(ME_TextEditor
*editor
, ME_DisplayItem
*tp
);
225 void ME_DumpParaStyle(ME_Paragraph
*s
);
226 void ME_DumpParaStyleToBuf(const PARAFORMAT2
*pFmt
, char buf
[2048]);
227 void ME_SetParaFormat(ME_TextEditor
*editor
, ME_DisplayItem
*para
, const PARAFORMAT2
*pFmt
);
228 void ME_SetSelectionParaFormat(ME_TextEditor
*editor
, const PARAFORMAT2
*pFmt
);
229 void ME_GetParaFormat(ME_TextEditor
*editor
, const ME_DisplayItem
*para
, PARAFORMAT2
*pFmt
);
230 void ME_GetSelectionParaFormat(ME_TextEditor
*editor
, PARAFORMAT2
*pFmt
);
231 /* marks from first up to (but not including) last */
232 void ME_MarkForWrapping(ME_TextEditor
*editor
, ME_DisplayItem
*first
, const ME_DisplayItem
*last
);
233 void ME_MarkForPainting(ME_TextEditor
*editor
, ME_DisplayItem
*first
, const ME_DisplayItem
*last
);
234 void ME_MarkAllForWrapping(ME_TextEditor
*editor
);
237 void ME_PaintContent(ME_TextEditor
*editor
, HDC hDC
, BOOL bOnlyNew
, const RECT
*rcUpdate
);
238 void ME_Repaint(ME_TextEditor
*editor
);
239 void ME_RewrapRepaint(ME_TextEditor
*editor
);
240 void ME_UpdateRepaint(ME_TextEditor
*editor
);
241 void ME_DrawParagraph(ME_Context
*c
, ME_DisplayItem
*paragraph
);
242 void ME_EnsureVisible(ME_TextEditor
*editor
, ME_DisplayItem
*pRun
);
243 void ME_InvalidateSelection(ME_TextEditor
*editor
);
244 void ME_QueueInvalidateFromCursor(ME_TextEditor
*editor
, int nCursor
);
245 BOOL
ME_SetZoom(ME_TextEditor
*editor
, int numerator
, int denominator
);
247 /* scroll functions in paint.c */
249 void ME_ScrollAbs(ME_TextEditor
*editor
, int absY
);
250 void ME_ScrollUp(ME_TextEditor
*editor
, int cy
);
251 void ME_ScrollDown(ME_TextEditor
*editor
, int cy
);
252 void ME_Scroll(ME_TextEditor
*editor
, int value
, int type
);
253 void ME_UpdateScrollBar(ME_TextEditor
*editor
);
254 int ME_GetYScrollPos(ME_TextEditor
*editor
);
255 BOOL
ME_GetYScrollVisible(ME_TextEditor
*editor
);
257 /* other functions in paint.c */
258 int ME_GetParaBorderWidth(ME_TextEditor
*editor
, int);
259 int ME_GetParaLineSpace(ME_Context
*c
, ME_Paragraph
*);
262 LRESULT
CreateIRichEditOle(ME_TextEditor
*editor
, LPVOID
*);
263 void ME_DrawOLE(ME_Context
*c
, int x
, int y
, ME_Run
* run
, ME_Paragraph
*para
, BOOL selected
);
264 void ME_GetOLEObjectSize(ME_Context
*c
, ME_Run
*run
, SIZE
*pSize
);
265 void ME_CopyReObject(REOBJECT
* dst
, const REOBJECT
* src
);
266 void ME_DeleteReObject(REOBJECT
* reo
);
271 ME_TextEditor
*ME_MakeEditor(HWND hWnd
);
272 void ME_DestroyEditor(ME_TextEditor
*editor
);
273 void ME_SendOldNotify(ME_TextEditor
*editor
, int nCode
);
274 void ME_LinkNotify(ME_TextEditor
*editor
, UINT msg
, WPARAM wParam
, LPARAM lParam
);
275 ME_UndoItem
*ME_AddUndoItem(ME_TextEditor
*editor
, ME_DIType type
, const ME_DisplayItem
*pdi
);
276 void ME_CommitUndo(ME_TextEditor
*editor
);
277 void ME_Undo(ME_TextEditor
*editor
);
278 void ME_Redo(ME_TextEditor
*editor
);
279 void ME_EmptyUndoStack(ME_TextEditor
*editor
);
280 int ME_GetTextW(ME_TextEditor
*editor
, WCHAR
*buffer
, int nStart
, int nChars
, BOOL bCRLF
);
281 ME_DisplayItem
*ME_FindItemAtOffset(ME_TextEditor
*editor
, ME_DIType nItemType
, int nOffset
, int *nItemOffset
);
282 void ME_StreamInFill(ME_InStream
*stream
);
283 int ME_AutoURLDetect(ME_TextEditor
*editor
, WCHAR curChar
);
285 extern void DoWrap(ME_TextEditor
*editor
);
288 LRESULT
ME_StreamOutRange(ME_TextEditor
*editor
, DWORD dwFormat
, int nStart
, int nTo
, EDITSTREAM
*stream
);
289 LRESULT
ME_StreamOut(ME_TextEditor
*editor
, DWORD dwFormat
, EDITSTREAM
*stream
);
292 HRESULT
ME_GetDataObject(ME_TextEditor
*editor
, const CHARRANGE
*lpchrg
, LPDATAOBJECT
*lplpdataobj
);