Vendor drop Added: vendor/wine/dlls/riched20/ Added: vendor/wine/dlls/riched20/current/ Added: vendor/wine/dlls/riched20/current/Makefile.in Added: vendor/wine/dlls/riched20/current/caret.c Added: vendor/wine/dlls/riched20/current/context.c Added: vendor/wine/dlls/riched20/current/editor.c Added: vendor/wine/dlls/riched20/current/editor.h Added: vendor/wine/dlls/riched20/current/editstr.h Added: vendor/wine/dlls/riched20/current/list.c Added: vendor/wine/dlls/riched20/current/paint.c Added: vendor/wine/dlls/riched20/current/para.c Added: vendor/wine/dlls/riched20/current/reader.c Added: vendor/wine/dlls/riched20/current/riched20.spec Added: vendor/wine/dlls/riched20/current/richole.c Added: vendor/wine/dlls/riched20/current/row.c Added: vendor/wine/dlls/riched20/current/rtf.h Added: vendor/wine/dlls/riched20/current/run.c Added: vendor/wine/dlls/riched20/current/string.c Added: vendor/wine/dlls/riched20/current/style.c Added: vendor/wine/dlls/riched20/current/undo.c Added: vendor/wine/dlls/riched20/current/wrap.c _____
Added: vendor/wine/dlls/riched20/current/Makefile.in --- vendor/wine/dlls/riched20/current/Makefile.in 2005-03-15 08:10:52 UTC (rev 14088) +++ vendor/wine/dlls/riched20/current/Makefile.in 2005-03-15 08:22:05 UTC (rev 14089) @@ -0,0 +1,27 @@
+TOPSRCDIR = @top_srcdir@ +TOPOBJDIR = ../.. +SRCDIR = @srcdir@ +VPATH = @srcdir@ +MODULE = riched20.dll +IMPORTS = user32 gdi32 kernel32 +EXTRALIBS = -luuid + +C_SRCS = \ + caret.c \ + context.c \ + editor.c \ + list.c \ + paint.c \ + para.c \ + reader.c \ + richole.c \ + row.c \ + run.c \ + string.c \ + style.c \ + undo.c \ + wrap.c + +@MAKE_DLL_RULES@ + +### Dependencies: Property changes on: vendor/wine/dlls/riched20/current/Makefile.in ___________________________________________________________________ Name: svn:keywords + Author Date Id Revision Name: svn:eol-style + native _____
Added: vendor/wine/dlls/riched20/current/caret.c --- vendor/wine/dlls/riched20/current/caret.c 2005-03-15 08:10:52 UTC (rev 14088) +++ vendor/wine/dlls/riched20/current/caret.c 2005-03-15 08:22:05 UTC (rev 14089) @@ -0,0 +1,977 @@
+/* + * RichEdit - Caret and selection functions. + * + * Copyright 2004 by Krzysztof Foltman + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + + +#include "editor.h" + +WINE_DEFAULT_DEBUG_CHANNEL(richedit); + +void ME_GetSelection(ME_TextEditor *editor, int *from, int *to) +{ + *from = ME_GetCursorOfs(editor, 0); + *to = ME_GetCursorOfs(editor, 1); + + if (*from > *to) + { + int tmp = *from; + *from = *to; + *to = tmp; + } +} + +int ME_GetTextLength(ME_TextEditor *editor) +{ + return ME_CharOfsFromRunOfs(editor, ME_FindItemBack(editor->pBuffer->pLast, diRun), 0); +} + +void ME_SetSelection(ME_TextEditor *editor, int from, int to) +{ + if (from == 0 && to == -1) + { + editor->pCursors[1].pRun = ME_FindItemFwd(editor->pBuffer->pFirst, diRun); + editor->pCursors[1].nOffset = 0; + editor->pCursors[0].pRun = ME_FindItemBack(editor->pBuffer->pLast, diRun); + editor->pCursors[0].nOffset = 0; + ME_Repaint(editor); + ME_ClearTempStyle(editor); + return; + } + if (from == -1) + { + editor->pCursors[1] = editor->pCursors[0]; + ME_Repaint(editor); + ME_ClearTempStyle(editor); + return; + } + if (from>to) + { + int tmp = from; + from = to; + to = tmp; + } + ME_RunOfsFromCharOfs(editor, from, &editor->pCursors[1].pRun, &editor->pCursors[1].nOffset); + ME_RunOfsFromCharOfs(editor, to, &editor->pCursors[0].pRun, &editor->pCursors[0].nOffset); +} + +void ME_MoveCaret(ME_TextEditor *editor) +{ + HDC hDC = GetDC(editor->hWnd); + ME_Context c; + + ME_Cursor *pCursor = &editor->pCursors[0]; + ME_DisplayItem *pCursorRun = pCursor->pRun; + ME_DisplayItem *pSizeRun = pCursor->pRun; + + ME_InitContext(&c, editor, hDC); + assert(!pCursor->nOffset || !editor->bCaretAtEnd); + + if (pCursorRun->type == diRun) { + ME_DisplayItem *row = ME_FindItemBack(pCursorRun, diStartRowOrParagraph); + if (row) { + ME_DisplayItem *run = pCursorRun; + ME_DisplayItem *para; + SIZE sz = {0, 0}; + if (!pCursor->nOffset && !editor->bCaretAtEnd) + { + ME_DisplayItem *prev = ME_FindItemBack(pCursorRun, diRunOrStartRow); + if (prev->type == diRun) + pSizeRun = prev; + } + assert(row->type == diStartRow); /* paragraph -> run without start row ?*/ + para = ME_FindItemBack(row, diParagraph); + if (editor->bCaretAtEnd && !pCursor->nOffset && + run == ME_FindItemFwd(row, diRun)) + { + ME_DisplayItem *tmp = ME_FindItemBack(row, diRunOrParagraph); + if (tmp->type == diRun) + { + row = ME_FindItemBack(tmp, diStartRow); + pSizeRun = run = tmp; + sz = ME_GetRunSize(&c, &run->member.run, ME_StrLen(run->member.run.strText)); + } + } + if (pCursor->nOffset && !(run->member.run.nFlags & MERF_SKIPPED)) { + sz = ME_GetRunSize(&c, &run->member.run, pCursor->nOffset); + } + CreateCaret(editor->hWnd, NULL, 0, pSizeRun->member.run.nAscent+pSizeRun->member.run.nDescent); + SetCaretPos(run->member.run.pt.x+sz.cx, + para->member.para.nYPos+row->member.row.nBaseline+pSizeRun->member.run.p t.y-pSizeRun->member.run.nAscent-GetScrollPos(editor->hWnd, SB_VERT)); + } else { + assert(0 == "Wrapped paragraph run without a row?"); + CreateCaret(editor->hWnd, NULL, 0, 10); + SetCaretPos(0,0); + } + } + else { + assert(0 == "Cursor not on a run"); + CreateCaret(editor->hWnd, NULL, 0, 10); /* FIXME use global font */ + SetCaretPos(0,0); + } + ME_DestroyContext(&c); + ReleaseDC(editor->hWnd, hDC); +} + +void ME_ShowCaret(ME_TextEditor *ed) +{ + ME_MoveCaret(ed); + ShowCaret(ed->hWnd); +} + +void ME_HideCaret(ME_TextEditor *ed) +{ + HideCaret(ed->hWnd); + DestroyCaret(); +} + +void ME_InternalDeleteText(ME_TextEditor *editor, int nOfs, + int nChars) +{ + ME_Cursor c; + int shift = 0; + + while(nChars > 0) + { + ME_Run *run; + ME_CursorFromCharOfs(editor, nOfs, &c); + run = &c.pRun->member.run; + if (run->nFlags & MERF_ENDPARA) { + if (!ME_FindItemFwd(c.pRun, diParagraph)) + { + return; + } + ME_JoinParagraphs(editor, ME_GetParagraph(c.pRun)); + /* ME_SkipAndPropagateCharOffset(p->pRun, shift); */ + ME_CheckCharOffsets(editor); + nChars--; + continue; + } + else + { + ME_Cursor cursor; + int nIntendedChars = nChars; + int nCharsToDelete = nChars; + int i; + int loc = c.nOffset; + + ME_FindItemBack(c.pRun, diParagraph)->member.para.nFlags |= MEPF_REWRAP; + + cursor = c; + ME_StrRelPos(run->strText, loc, &nChars); + /* nChars is the number of characters that should be deleted from the + FOLLOWING runs (these AFTER cursor.pRun) + nCharsToDelete is a number of chars to delete from THIS run */ + nCharsToDelete -= nChars; + shift -= nCharsToDelete; + TRACE("Deleting %d (intended %d-remaning %d) chars at %d in '%s' (%d)\n", + nCharsToDelete, nIntendedChars, nChars, c.nOffset, + debugstr_w(run->strText->szData), run->strText->nLen); + + if (!c.nOffset && ME_StrVLen(run->strText) == nCharsToDelete) + { + /* undo = reinsert whole run */ + /* nOfs is a character offset (from the start of the document + to the current (deleted) run */ + ME_UndoItem *pUndo = ME_AddUndoItem(editor, diUndoInsertRun, c.pRun); + if (pUndo) + pUndo->di.member.run.nCharOfs = nOfs; + } + else + { + /* undo = reinsert partial run */ + ME_UndoItem *pUndo = ME_AddUndoItem(editor, diUndoInsertRun, c.pRun); + if (pUndo) { + ME_DestroyString(pUndo->di.member.run.strText); + pUndo->di.member.run.nCharOfs = nOfs; + pUndo->di.member.run.strText = ME_MakeStringN(run->strText->szData+c.nOffset, nCharsToDelete); + } + } + TRACE("Post deletion string: %s (%d)\n", debugstr_w(run->strText->szData), run->strText->nLen); + TRACE("Shift value: %d\n", shift); + ME_StrDeleteV(run->strText, c.nOffset, nCharsToDelete); + + /* update cursors (including c) */ + for (i=-1; i<editor->nCursors; i++) { + ME_Cursor *pThisCur = editor->pCursors + i; + if (i == -1) pThisCur = &c; + if (pThisCur->pRun == cursor.pRun) { + if (pThisCur->nOffset > cursor.nOffset) { + if (pThisCur->nOffset-cursor.nOffset < nCharsToDelete) + pThisCur->nOffset = cursor.nOffset; + else + pThisCur->nOffset -= nCharsToDelete; + assert(pThisCur->nOffset >= 0); + assert(pThisCur->nOffset <= ME_StrVLen(run->strText)); + } + if (pThisCur->nOffset == ME_StrVLen(run->strText)) + { + pThisCur->pRun = ME_FindItemFwd(pThisCur->pRun, diRunOrParagraphOrEnd); + assert(pThisCur->pRun->type == diRun); + pThisCur->nOffset = 0; + } + } + } + + /* c = updated data now */ + + if (c.pRun == cursor.pRun) + ME_SkipAndPropagateCharOffset(c.pRun, shift); + else + ME_PropagateCharOffset(c.pRun, shift); + + if (!ME_StrVLen(cursor.pRun->member.run.strText)) + { + TRACE("Removing useless run\n"); + ME_Remove(cursor.pRun); + ME_DestroyDisplayItem(cursor.pRun); + } + + shift = 0; + /* + ME_CheckCharOffsets(editor); + */ + continue; + } + } +} + +void ME_DeleteTextAtCursor(ME_TextEditor *editor, int nCursor, + int nChars) +{ + assert(nCursor>=0 && nCursor<editor->nCursors); + ME_InternalDeleteText(editor, ME_GetCursorOfs(editor, nCursor), nChars); +} + +static WCHAR wszSpace[] = {' ', 0}; + +/* FIXME this is temporary, just to have something to test how bad graphics handler is */ +void ME_InsertGraphicsFromCursor(ME_TextEditor *editor, int nCursor) +{ + ME_Cursor *pCursor = &editor->pCursors[nCursor]; + ME_DisplayItem *pItem = NULL; + ME_DisplayItem *pNewRun = NULL; + ME_Style *pStyle = ME_GetInsertStyle(editor, nCursor); + ME_UndoItem *pUndo; + + /* FIXME no no no */ + if (ME_IsSelection(editor)) + ME_DeleteSelection(editor); + + pUndo = ME_AddUndoItem(editor, diUndoDeleteRun, NULL); + if (pUndo) { + pUndo->nStart = pCursor->nOffset + pCursor->pRun->member.run.nCharOfs + ME_GetParagraph(pCursor->pRun)->member.para.nCharOfs; + pUndo->nLen = 1; + } + if (pCursor->nOffset) + { + ME_SplitRunSimple(editor, pCursor->pRun, pCursor->nOffset); + } + pItem = pCursor->pRun; + pNewRun = ME_MakeRun(pStyle, ME_MakeStringN(wszSpace, 1), MERF_GRAPHICS); + pNewRun->member.run.nCharOfs = pCursor->pRun->member.run.nCharOfs; + ME_InsertBefore(pCursor->pRun, pNewRun); + ME_PropagateCharOffset(pItem, 1); + ME_CheckCharOffsets(editor); + ME_SendSelChange(editor); +} + +void ME_InsertTextFromCursor(ME_TextEditor *editor, int nCursor, + const WCHAR *str, int len, ME_Style *style) +{ + const WCHAR *pos; + ME_Cursor *p = NULL; + + assert(style); + editor->bCaretAtEnd = FALSE; + + /* + if (!style) + style = ME_GetInsertStyle(editor, nCursor); + else + ME_AddRefStyle(style); + */ + ME_AddRefStyle(style); + + /* FIXME really HERE ? */ + if (ME_IsSelection(editor)) + ME_DeleteSelection(editor); + + assert(nCursor>=0 && nCursor<editor->nCursors); + if (len == -1) + len = lstrlenW(str); + pos = str; + /* FIXME this sucks - no respect for unicode (what else can be a line separator in unicode?) */ + while(pos-str < len && *pos != '\r' && *pos != '\n') + pos++; + /* handle EOLs */ + if (pos-str < len) { + ME_DisplayItem *tp, *end_run; + ME_Paragraph *para; + ME_Style *tmp_style; + if (pos!=str) + ME_InsertTextFromCursor(editor, nCursor, str, pos-str, style); + p = &editor->pCursors[nCursor]; + tp = ME_FindItemBack(p->pRun, diParagraph); + para = &tp->member.para; + assert(tp); + if (p->nOffset) { + ME_SplitRunSimple(editor, p->pRun, p->nOffset); + p = &editor->pCursors[nCursor]; + } + tmp_style = ME_GetInsertStyle(editor, nCursor); + /* ME_SplitParagraph increases style refcount */ + tp = ME_SplitParagraph(editor, p->pRun, p->pRun->member.run.style); + p->pRun = ME_FindItemFwd(tp, diRun); + end_run = ME_FindItemBack(tp, diRun); + ME_ReleaseStyle(end_run->member.run.style); + end_run->member.run.style = tmp_style; + p->nOffset = 0; + if(pos-str < len && *pos =='\r') + pos++; + if(pos-str < len && *pos =='\n') + pos++; + if(pos-str < len) { + ME_InsertTextFromCursor(editor, nCursor, pos, len-(pos-str), style); + } + ME_ReleaseStyle(style); + return; + } + p = &editor->pCursors[nCursor]; + if (style) { + ME_DisplayItem *pNewRun = NULL; + + assert(p->pRun->type == diRun); + pNewRun = ME_MakeRun(style, ME_MakeStringN(str, len), 0); /* addrefs style */ + ME_InsertRun(editor, ME_CharOfsFromRunOfs(editor, p->pRun, p->nOffset), pNewRun); + ME_DestroyDisplayItem(pNewRun); + ME_ReleaseStyle(style); + return; + } else { + assert(0); + } +} + +BOOL ME_ArrowLeft(ME_TextEditor *editor, ME_Cursor *p) +{ + if (p->nOffset) { + p->nOffset = ME_StrRelPos2(p->pRun->member.run.strText, p->nOffset, -1); + return TRUE; + } + else + { + ME_DisplayItem *pRun = ME_FindItemBack(p->pRun, diRunOrParagraph); + assert(pRun); + if (pRun->type == diRun) { + p->pRun = pRun; + assert(p->pRun->type == diRun); + assert(pRun->member.run.strText->nLen); + p->nOffset = pRun->member.run.strText->nLen; + if (p->nOffset) { + p->nOffset = ME_StrRelPos2(pRun->member.run.strText, p->nOffset, -1); + return TRUE; + } + else + assert(0); + } + if (pRun->type == diParagraph) + { + if (pRun->member.para.prev_para->type == diTextStart) + return FALSE; + assert(pRun->member.para.prev_para->type == diParagraph); + pRun = ME_FindItemBack(pRun, diRunOrParagraph); + /* every paragraph ought to have at least one run */ + assert(pRun && pRun->type == diRun); + assert(pRun->member.run.nFlags & MERF_ENDPARA); + p->pRun = pRun; + p->nOffset = 0; + return TRUE; + } + assert(0); + } +} + +BOOL ME_ArrowRight(ME_TextEditor *editor, ME_Cursor *p) +{ + int new_ofs = ME_StrRelPos2(p->pRun->member.run.strText, p->nOffset, 1); + if (new_ofs<p->pRun->member.run.strText->nLen) { + p->nOffset = new_ofs; + } + else + { + ME_DisplayItem *pRun = ME_FindItemFwd(p->pRun, diRun); + if (pRun) { + p->pRun = pRun; + assert(p->pRun->type == diRun); + p->nOffset = 0; + } + } + return TRUE; +} + +int ME_GetCursorOfs(ME_TextEditor *editor, int nCursor) +{ + ME_Cursor *pCursor = &editor->pCursors[nCursor]; + + return ME_GetParagraph(pCursor->pRun)->member.para.nCharOfs + + pCursor->pRun->member.run.nCharOfs + pCursor->nOffset; +} + +int ME_FindPixelPos(ME_TextEditor *editor, int x, int y, ME_Cursor *result, BOOL *is_eol) +{ + ME_DisplayItem *p = editor->pBuffer->pFirst->member.para.next_para; + int rx = 0; + + if (is_eol) + *is_eol = 0; + + while(p != editor->pBuffer->pLast) + { + if (p->type == diParagraph) + { + int ry = y - p->member.para.nYPos; + if (ry < 0) + { + result->pRun = ME_FindItemFwd(p, diRun); + result->nOffset = 0; + return 0; + } + if (ry >= p->member.para.nHeight) + { + p = p->member.para.next_para; + continue; + } + p = ME_FindItemFwd(p, diStartRow); + y = ry; + continue; + } + if (p->type == diStartRow) + { + int ry = y - p->member.row.nYPos; + if (ry < 0) + return 0; + if (ry >= p->member.row.nHeight) + { + p = ME_FindItemFwd(p, diStartRowOrParagraphOrEnd); + if (p->type != diStartRow) + return 0; + continue; + } + p = ME_FindItemFwd(p, diRun); + continue; + } + if (p->type == diRun) + { + ME_DisplayItem *pp; + rx = x - p->member.run.pt.x; + if (rx < 0) + rx = 0; + if (rx >= p->member.run.nWidth) /* not this run yet... find next item */ + { + pp = p; + do { + p = p->next; + if (p->type == diRun) + { + rx = x - p->member.run.pt.x; + goto continue_search; + } + if (p->type == diStartRow) + { + p = ME_FindItemFwd(p, diRun); + if (is_eol) + *is_eol = 1; + rx = 0; /* FIXME not sure */ + goto found_here; + } + if (p->type == diParagraph || p->type == diTextEnd) + { + rx = 0; /* FIXME not sure */ + p = pp; + goto found_here; + } + } while(1); + continue; + } + found_here: + if (p->member.run.nFlags & MERF_ENDPARA) + rx = 0; + result->pRun = p; + result->nOffset = ME_CharFromPointCursor(editor, rx, &p->member.run); + if (editor->pCursors[0].nOffset == p->member.run.strText->nLen && rx) + { + result->pRun = ME_FindItemFwd(editor->pCursors[0].pRun, diRun); + result->nOffset = 0; + } + return 1; + } + assert(0); + continue_search: + ; + } + result->pRun = ME_FindItemBack(p, diRun); + result->nOffset = 0; + assert(result->pRun->member.run.nFlags & MERF_ENDPARA); + return 0; +} + +void ME_LButtonDown(ME_TextEditor *editor, int x, int y) +{ + ME_Cursor tmp_cursor; + int is_selection = 0; + + editor->nUDArrowX = -1; + + y += GetScrollPos(editor->hWnd, SB_VERT); + + tmp_cursor = editor->pCursors[0]; + is_selection = ME_IsSelection(editor); + + ME_FindPixelPos(editor, x, y, &editor->pCursors[0], &editor->bCaretAtEnd); + + if (GetKeyState(VK_SHIFT)>=0) + { + editor->pCursors[1] = editor->pCursors[0]; + } + else + { + if (!is_selection) { + editor->pCursors[1] = tmp_cursor; + is_selection = 1; + } + } + HideCaret(editor->hWnd); + ME_MoveCaret(editor); + if (is_selection) + ME_Repaint(editor); + ShowCaret(editor->hWnd); + ME_ClearTempStyle(editor); + ME_SendSelChange(editor); +} + +void ME_MouseMove(ME_TextEditor *editor, int x, int y) +{ + ME_Cursor tmp_cursor; + + y += GetScrollPos(editor->hWnd, SB_VERT); + + tmp_cursor = editor->pCursors[0]; + if (!ME_FindPixelPos(editor, x, y, &editor->pCursors[0], &editor->bCaretAtEnd)) + /* return */; + + if (tmp_cursor.pRun == editor->pCursors[0].pRun && + tmp_cursor.nOffset == editor->pCursors[0].nOffset) + return; + + HideCaret(editor->hWnd); + ME_MoveCaret(editor); + ME_Repaint(editor); + ShowCaret(editor->hWnd); + ME_SendSelChange(editor); +} + +static ME_DisplayItem *ME_FindRunInRow(ME_TextEditor *editor, ME_DisplayItem *pRow, + int x, int *pOffset, int *pbCaretAtEnd) +{ + ME_DisplayItem *pNext, *pLastRun; + pNext = ME_FindItemFwd(pRow, diRunOrStartRow); + assert(pNext->type == diRun); + pLastRun = pNext; + *pbCaretAtEnd = FALSE; + do { + int run_x = pNext->member.run.pt.x; + int width = pNext->member.run.nWidth; + if (x < run_x) + { + if (pOffset) *pOffset = 0; + return pNext; + } + if (x >= run_x && x < run_x+width) + { + int ch = ME_CharFromPointCursor(editor, x-run_x, &pNext->member.run); + ME_String *s = pNext->member.run.strText; + if (ch < s->nLen) { + if (pOffset) + *pOffset = ch; + return pNext; + } + } + pLastRun = pNext; + pNext = ME_FindItemFwd(pNext, diRunOrStartRow); + } while(pNext && pNext->type == diRun); + + if ((pLastRun->member.run.nFlags & MERF_ENDPARA) == 0) + { + pNext = ME_FindItemFwd(pNext, diRun); + if (pbCaretAtEnd) *pbCaretAtEnd = 1; + if (pOffset) *pOffset = 0; + return pNext; + } else { + if (pbCaretAtEnd) *pbCaretAtEnd = 0; + if (pOffset) *pOffset = 0; + return pLastRun; + } +} + +static int ME_GetXForArrow(ME_TextEditor *editor, ME_Cursor *pCursor) +{ + ME_DisplayItem *pRun = pCursor->pRun; + int x; + + if (editor->nUDArrowX != -1) + x = editor->nUDArrowX; + else { + if (editor->bCaretAtEnd) + { + pRun = ME_FindItemBack(pRun, diRun); + assert(pRun); + x = pRun->member.run.pt.x + pRun->member.run.nWidth; + } + else { + x = pRun->member.run.pt.x; + x += ME_PointFromChar(editor, &pRun->member.run, pCursor->nOffset); + } + editor->nUDArrowX = x; + } + return x; +} + +void ME_ArrowUp(ME_TextEditor *editor, ME_Cursor *pCursor) +{ + ME_DisplayItem *pRun = pCursor->pRun; + ME_DisplayItem *pItem, *pItem2; + int x = ME_GetXForArrow(editor, pCursor); + + if (editor->bCaretAtEnd && !pCursor->nOffset) + { + pRun = ME_FindItemBack(pRun, diRun); + if (!pRun) + return; + } + + /* start of this row */ + pItem = ME_FindItemBack(pRun, diStartRow); + assert(pItem); + /* start of the previous row */ + pItem2 = ME_FindItemBack(pItem, diStartRow); + /* no previous row = the first line of the first paragraph */ + if (!pItem2) /* can't go up - don't go BOL (as in MS richedit) */ + return; + /* FIXME + ME_WrapTextParagraph(editor, ME_FindItemBack(pItem2, diParagraph)); + */ + pCursor->pRun = ME_FindRunInRow(editor, pItem2, x, &pCursor->nOffset, &editor->bCaretAtEnd); +} + +void ME_ArrowDown(ME_TextEditor *editor, ME_Cursor *pCursor) +{ + ME_DisplayItem *pRun = pCursor->pRun; + ME_DisplayItem *pItem; + int x = ME_GetXForArrow(editor, pCursor); + if (!pCursor->nOffset && editor->bCaretAtEnd) + { + pRun = ME_FindItemBack(pRun, diRun); +/* x = pRun->member.run.pt.x + pRun->member.run.nWidth; */ + } + /* start of the next row */ + pItem = ME_FindItemFwd(pRun, diStartRow); + /* FIXME If diParagraph is before diStartRow, wrap the next paragraph? + */ + if (!pItem) + { + /* next row not found - ignore */ + return; + } + pCursor->pRun = ME_FindRunInRow(editor, pItem, x, &pCursor->nOffset, &editor->bCaretAtEnd); + assert(pCursor->pRun); + assert(pCursor->pRun->type == diRun); +} + +void ME_ArrowHome(ME_TextEditor *editor, ME_Cursor *pCursor) +{ + ME_DisplayItem *pRow = ME_FindItemBack(pCursor->pRun, diStartRow); + if (pRow) { + ME_DisplayItem *pRun; + if (editor->bCaretAtEnd && !pCursor->nOffset) { + pRow = ME_FindItemBack(pRow, diStartRow); + if (!pRow) + return; + } + pRun = ME_FindItemFwd(pRow, diRun); + if (pRun) { + pCursor->pRun = pRun; + pCursor->nOffset = 0; + } + } + editor->bCaretAtEnd = FALSE; +} + +void ME_ArrowCtrlHome(ME_TextEditor *editor, ME_Cursor *pCursor) +{ + ME_DisplayItem *pRow = ME_FindItemBack(pCursor->pRun, diTextStart); + if (pRow) { + ME_DisplayItem *pRun = ME_FindItemFwd(pRow, diRun); + if (pRun) { + pCursor->pRun = pRun; + pCursor->nOffset = 0; + } + } +} + +void ME_ArrowEnd(ME_TextEditor *editor, ME_Cursor *pCursor) +{ + ME_DisplayItem *pRow; + + if (editor->bCaretAtEnd && !pCursor->nOffset) + return; + + pRow = ME_FindItemFwd(pCursor->pRun, diStartRowOrParagraphOrEnd); + assert(pRow); + if (pRow->type == diStartRow) { + /* FIXME WTF was I thinking about here ? */ + ME_DisplayItem *pRun = ME_FindItemFwd(pRow, diRun); + assert(pRun); + pCursor->pRun = pRun; + pCursor->nOffset = 0; + editor->bCaretAtEnd = 1; + return; + } + pCursor->pRun = ME_FindItemBack(pRow, diRun); + assert(pCursor->pRun && pCursor->pRun->member.run.nFlags & MERF_ENDPARA); + pCursor->nOffset = 0; + editor->bCaretAtEnd = FALSE; +} + +void ME_ArrowCtrlEnd(ME_TextEditor *editor, ME_Cursor *pCursor) +{ + ME_DisplayItem *p = ME_FindItemFwd(pCursor->pRun, diTextEnd); + assert(p); + p = ME_FindItemBack(p, diRun); + assert(p); + assert(p->member.run.nFlags & MERF_ENDPARA); + pCursor->pRun = p; + pCursor->nOffset = 0; + editor->bCaretAtEnd = FALSE; +} + +BOOL ME_IsSelection(ME_TextEditor *editor) +{ + return memcmp(&editor->pCursors[0], &editor->pCursors[1], sizeof(ME_Cursor))!=0; +} + +int ME_GetSelCursor(ME_TextEditor *editor, int dir) +{ + int cdir = ME_GetCursorOfs(editor, 0) - ME_GetCursorOfs(editor, 1); + + if (cdir*dir>0) + return 0; + else + return 1; +} + +BOOL ME_CancelSelection(ME_TextEditor *editor, int dir) +{ + int cdir; + + if (GetKeyState(VK_SHIFT)<0) + return FALSE; + if (!memcmp(&editor->pCursors[0], &editor->pCursors[1], sizeof(ME_Cursor))) + return FALSE; + + cdir = ME_GetCursorOfs(editor, 0) - ME_GetCursorOfs(editor, 1); + + if (cdir*dir>0) + editor->pCursors[1] = editor->pCursors[0]; + else + editor->pCursors[0] = editor->pCursors[1]; + /* FIXME optimize */ + ME_MarkAllForWrapping(editor); + ME_Repaint(editor); + return TRUE; +} + +void ME_RepaintSelection(ME_TextEditor *editor, ME_Cursor *pTempCursor) +{ + ME_Cursor old_anchor = editor->pCursors[1]; + BOOL bRedraw = FALSE; + bRedraw = memcmp(&editor->pCursors[0], &editor->pCursors[1], sizeof(ME_Cursor)); + + if (bRedraw) + { + /* FIXME optimize */ + ME_MarkAllForWrapping(editor); + } + + if (GetKeyState(VK_SHIFT)>=0) /* cancelling selection */ + { + /* any selection was present ? if so, it's no more, repaint ! */ + editor->pCursors[1] = editor->pCursors[0]; + if (memcmp(pTempCursor, &old_anchor, sizeof(ME_Cursor))) { + ME_Repaint(editor); + return; + } + return; + } + else + { + if (!memcmp(pTempCursor, &editor->pCursors[1], sizeof(ME_Cursor))) /* starting selection */ + { + editor->pCursors[1] = *pTempCursor; + } + } + + ME_Repaint(editor); +} + +void ME_DeleteSelection(ME_TextEditor *editor) +{ + int from, to; + ME_GetSelection(editor, &from, &to); + ME_DeleteTextAtCursor(editor, ME_GetSelCursor(editor,-1), to-from); +} + +ME_Style *ME_GetSelectionInsertStyle(ME_TextEditor *editor) +{ + ME_Style *style; + int from, to; + ME_Cursor c; + + ME_GetSelection(editor, &from, &to); + ME_CursorFromCharOfs(editor, from, &c); + if (from != to) { + style = c.pRun->member.run.style; + ME_AddRefStyle(style); /* ME_GetInsertStyle has already done that */ + } + else + style = ME_GetInsertStyle(editor, 0); + return style; +} + +void ME_SendSelChange(ME_TextEditor *editor) +{ + SELCHANGE sc; + if (!(editor->nEventMask & ENM_SELCHANGE)) + return; + sc.nmhdr.hwndFrom = editor->hWnd; + sc.nmhdr.idFrom = GetWindowLongW(editor->hWnd, GWLP_ID); + sc.nmhdr.code = EN_SELCHANGE; + SendMessageW(editor->hWnd, EM_EXGETSEL, 0, (LPARAM)&sc.chrg); + sc.seltyp = SEL_EMPTY; + if (sc.chrg.cpMin != sc.chrg.cpMax) + sc.seltyp |= SEL_TEXT; + if (sc.chrg.cpMin < sc.chrg.cpMax+1) /* wth were RICHEDIT authors thinking ? */ + sc.seltyp |= SEL_MULTICHAR; + SendMessageW(GetParent(editor->hWnd), WM_NOTIFY, sc.nmhdr.idFrom, (LPARAM)&sc); +} + +BOOL ME_ArrowKey(ME_TextEditor *editor, int nVKey, int nCtrl) +{ + int nCursor = 0; + ME_Cursor *p = &editor->pCursors[nCursor]; + ME_Cursor tmp_curs = *p; + + switch(nVKey) { + case VK_UP: + ME_ArrowUp(editor, p); + ME_ClearTempStyle(editor); + ME_RepaintSelection(editor, &tmp_curs); + ME_SendSelChange(editor); + return TRUE; + case VK_DOWN: + ME_ArrowDown(editor, p); + ME_ClearTempStyle(editor); + ME_RepaintSelection(editor, &tmp_curs); + ME_SendSelChange(editor); + return TRUE; + } + + editor->nUDArrowX = -1; + switch(nVKey) { + case VK_BACK: { /* FIXME backspace and delete aren't the same, they act different wrt paragraph style of the merged paragraph */ + if (GetWindowLongW(editor->hWnd, GWL_STYLE) & ES_READONLY) + return FALSE; + if (ME_IsSelection(editor)) + { + editor->bCaretAtEnd = FALSE; /* FIXME or maybe not */ + ME_DeleteSelection(editor); + ME_UpdateRepaint(editor); + return TRUE; + } + if (ME_ArrowLeft(editor, p)) { + editor->bCaretAtEnd = FALSE; /* FIXME or maybe not */ + ME_MoveCaret(editor); + ME_DeleteTextAtCursor(editor, nCursor, 1); + ME_UpdateRepaint(editor); + } + return TRUE; + } + case VK_DELETE: { + if (GetWindowLongW(editor->hWnd, GWL_STYLE) & ES_READONLY) + return FALSE; + /* editor->bCaretAtEnd = 0; FIXME or maybe not */ + if (ME_IsSelection(editor)) + { + ME_DeleteSelection(editor); + ME_UpdateRepaint(editor); + return TRUE; + } + ME_DeleteTextAtCursor(editor, nCursor, 1); + ME_UpdateRepaint(editor); + return TRUE; + } + case VK_HOME: { + if (GetKeyState(VK_CONTROL)<0) + ME_ArrowCtrlHome(editor, p); + else + ME_ArrowHome(editor, p); + editor->bCaretAtEnd = 0; + ME_ClearTempStyle(editor); + ME_RepaintSelection(editor, &tmp_curs); + ME_SendSelChange(editor); + return TRUE; + } + case VK_END: + if (GetKeyState(VK_CONTROL)<0) + ME_ArrowCtrlEnd(editor, p); + else + ME_ArrowEnd(editor, p); + ME_ClearTempStyle(editor); + ME_RepaintSelection(editor, &tmp_curs); + ME_SendSelChange(editor); + return TRUE; + case VK_LEFT: [truncated at 1000 lines; 10578 more skipped]
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