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riched20: Return a run ptr from the run creation function.
Signed-off-by: Huw Davies <huw@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies
Alexandre Julliard
parent
3cade70f14
commit
a37147c083
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@ -120,7 +120,7 @@ ME_DisplayItem *ME_FindRowWithNumber(ME_TextEditor *editor, int nRow) DECLSPEC_H
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int ME_RowNumberFromCharOfs(ME_TextEditor *editor, int nOfs) DECLSPEC_HIDDEN;
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/* run.c */
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ME_DisplayItem *ME_MakeRun(ME_Style *s, int nFlags) DECLSPEC_HIDDEN;
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ME_Run *run_create( ME_Style *s, int nFlags ) DECLSPEC_HIDDEN;
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ME_DisplayItem *ME_InsertRunAtCursor(ME_TextEditor *editor, ME_Cursor *cursor,
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ME_Style *style, const WCHAR *str, int len, int flags) DECLSPEC_HIDDEN;
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void ME_CheckCharOffsets(ME_TextEditor *editor) DECLSPEC_HIDDEN;
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@ -131,7 +131,7 @@ void ME_MakeFirstParagraph(ME_TextEditor *editor)
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HFONT hf;
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ME_TextBuffer *text = editor->pBuffer;
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ME_DisplayItem *para = make_para(editor);
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ME_DisplayItem *run;
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ME_Run *run;
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ME_Style *style;
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int eol_len;
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@ -177,15 +177,14 @@ void ME_MakeFirstParagraph(ME_TextEditor *editor)
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eol_len = editor->bEmulateVersion10 ? 2 : 1;
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para->member.para.text = ME_MakeStringN( cr_lf, eol_len );
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run = ME_MakeRun(style, MERF_ENDPARA);
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run->member.run.nCharOfs = 0;
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run->member.run.len = eol_len;
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run->member.run.para = ¶->member.para;
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para->member.para.eop_run = &run->member.run;
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run = run_create( style, MERF_ENDPARA );
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run->nCharOfs = 0;
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run->len = eol_len;
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run->para = ¶->member.para;
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para->member.para.eop_run = run;
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ME_InsertBefore(text->pLast, para);
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ME_InsertBefore(text->pLast, run);
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ME_InsertBefore(text->pLast, run_get_di( run ));
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para->member.para.prev_para = text->pFirst;
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para->member.para.next_para = text->pLast;
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text->pFirst->member.para.next_para = para;
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@ -523,7 +522,7 @@ ME_DisplayItem *ME_SplitParagraph(ME_TextEditor *editor, ME_DisplayItem *run,
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ME_DisplayItem *next_para = NULL;
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ME_DisplayItem *run_para = NULL;
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ME_DisplayItem *new_para = make_para(editor);
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ME_DisplayItem *end_run;
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ME_Run *end_run;
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int ofs, i;
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ME_DisplayItem *pp;
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int run_flags = MERF_ENDPARA;
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@ -549,10 +548,10 @@ ME_DisplayItem *ME_SplitParagraph(ME_TextEditor *editor, ME_DisplayItem *run,
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new_para->member.para.text = ME_VSplitString( run_para->member.para.text, run->member.run.nCharOfs );
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end_run = ME_MakeRun(style, run_flags);
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ofs = end_run->member.run.nCharOfs = run->member.run.nCharOfs;
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end_run->member.run.len = eol_len;
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end_run->member.run.para = run->member.run.para;
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end_run = run_create( style, run_flags );
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ofs = end_run->nCharOfs = run->member.run.nCharOfs;
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end_run->len = eol_len;
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end_run->para = run->member.run.para;
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ME_AppendString( run_para->member.para.text, eol_str, eol_len );
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next_para = run_para->member.para.next_para;
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assert(next_para == ME_FindItemFwd(run_para, diParagraphOrEnd));
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@ -592,11 +591,11 @@ ME_DisplayItem *ME_SplitParagraph(ME_TextEditor *editor, ME_DisplayItem *run,
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/* insert end run of the old paragraph, and new paragraph, into DI double linked list */
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ME_InsertBefore(run, new_para);
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ME_InsertBefore(new_para, end_run);
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ME_InsertBefore( new_para, run_get_di( end_run ));
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/* Fix up the paras' eop_run ptrs */
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new_para->member.para.eop_run = run_para->member.para.eop_run;
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run_para->member.para.eop_run = &end_run->member.run;
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run_para->member.para.eop_run = end_run;
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if (!editor->bEmulateVersion10) { /* v4.1 */
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if (paraFlags & (MEPF_ROWSTART|MEPF_CELL))
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@ -273,63 +273,67 @@ void run_join( ME_TextEditor *editor, ME_Run *run )
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* Does the most basic job of splitting a run into two - it does not
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* update the positions and extents.
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*/
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ME_DisplayItem *ME_SplitRunSimple(ME_TextEditor *editor, ME_Cursor *cursor)
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ME_DisplayItem *ME_SplitRunSimple( ME_TextEditor *editor, ME_Cursor *cursor )
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{
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ME_DisplayItem *run = cursor->pRun;
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ME_DisplayItem *new_run;
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int i;
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int nOffset = cursor->nOffset;
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ME_Run *run = &cursor->pRun->member.run, *new_run;
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int i;
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int nOffset = cursor->nOffset;
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assert(!(run->member.run.nFlags & MERF_NONTEXT));
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assert( !(run->nFlags & MERF_NONTEXT) );
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new_run = ME_MakeRun(run->member.run.style,
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run->member.run.nFlags & MERF_SPLITMASK);
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new_run->member.run.nCharOfs = run->member.run.nCharOfs + nOffset;
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new_run->member.run.len = run->member.run.len - nOffset;
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new_run->member.run.para = run->member.run.para;
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run->member.run.len = nOffset;
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cursor->pRun = new_run;
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cursor->nOffset = 0;
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new_run = run_create( run->style, run->nFlags & MERF_SPLITMASK );
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new_run->nCharOfs = run->nCharOfs + nOffset;
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new_run->len = run->len - nOffset;
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new_run->para = run->para;
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run->len = nOffset;
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cursor->pRun = run_get_di( new_run );
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cursor->nOffset = 0;
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ME_InsertBefore(run->next, new_run);
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ME_InsertBefore( run_get_di( run )->next, run_get_di( new_run ) );
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ME_UpdateRunFlags(editor, &run->member.run);
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ME_UpdateRunFlags(editor, &new_run->member.run);
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for (i = 0; i < editor->nCursors; i++) {
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if (editor->pCursors[i].pRun == run &&
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editor->pCursors[i].nOffset >= nOffset) {
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editor->pCursors[i].pRun = new_run;
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editor->pCursors[i].nOffset -= nOffset;
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ME_UpdateRunFlags( editor, run );
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ME_UpdateRunFlags( editor, new_run );
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for (i = 0; i < editor->nCursors; i++)
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{
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if (editor->pCursors[i].pRun == run_get_di( run ) &&
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editor->pCursors[i].nOffset >= nOffset)
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{
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editor->pCursors[i].pRun = run_get_di( new_run );
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editor->pCursors[i].nOffset -= nOffset;
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}
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}
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}
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para_mark_rewrap( editor, &cursor->pPara->member.para );
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return run;
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para_mark_rewrap( editor, run->para );
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return run_get_di( run );
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}
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/******************************************************************************
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* ME_MakeRun
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* run_create
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*
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* A helper function to create run structures quickly.
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*/
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ME_DisplayItem *ME_MakeRun(ME_Style *s, int nFlags)
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ME_Run *run_create( ME_Style *s, int flags )
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{
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ME_DisplayItem *item = ME_MakeDI(diRun);
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item->member.run.style = s;
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item->member.run.reobj = NULL;
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item->member.run.nFlags = nFlags;
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item->member.run.nCharOfs = -1;
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item->member.run.len = 0;
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item->member.run.para = NULL;
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item->member.run.num_glyphs = 0;
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item->member.run.max_glyphs = 0;
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item->member.run.glyphs = NULL;
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item->member.run.vis_attrs = NULL;
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item->member.run.advances = NULL;
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item->member.run.offsets = NULL;
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item->member.run.max_clusters = 0;
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item->member.run.clusters = NULL;
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ME_AddRefStyle(s);
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return item;
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ME_DisplayItem *item = ME_MakeDI( diRun );
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ME_Run *run = &item->member.run;
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if (!item) return NULL;
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ME_AddRefStyle( s );
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run->style = s;
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run->reobj = NULL;
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run->nFlags = flags;
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run->nCharOfs = -1;
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run->len = 0;
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run->para = NULL;
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run->num_glyphs = 0;
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run->max_glyphs = 0;
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run->glyphs = NULL;
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run->vis_attrs = NULL;
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run->advances = NULL;
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run->offsets = NULL;
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run->max_clusters = 0;
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run->clusters = NULL;
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return run;
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}
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/******************************************************************************
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@ -343,7 +347,8 @@ ME_DisplayItem *
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ME_InsertRunAtCursor(ME_TextEditor *editor, ME_Cursor *cursor, ME_Style *style,
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const WCHAR *str, int len, int flags)
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{
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ME_DisplayItem *pDI, *insert_before = cursor->pRun, *prev;
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ME_DisplayItem *insert_before = cursor->pRun, *prev;
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ME_Run *run;
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if (cursor->nOffset)
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{
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@ -362,18 +367,18 @@ ME_InsertRunAtCursor(ME_TextEditor *editor, ME_Cursor *cursor, ME_Style *style,
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add_undo_delete_run( editor, insert_before->member.run.para->nCharOfs +
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insert_before->member.run.nCharOfs, len );
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pDI = ME_MakeRun(style, flags);
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pDI->member.run.nCharOfs = insert_before->member.run.nCharOfs;
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pDI->member.run.len = len;
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pDI->member.run.para = insert_before->member.run.para;
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ME_InsertString( pDI->member.run.para->text, pDI->member.run.nCharOfs, str, len );
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ME_InsertBefore( insert_before, pDI );
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run = run_create( style, flags );
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run->nCharOfs = insert_before->member.run.nCharOfs;
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run->len = len;
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run->para = insert_before->member.run.para;
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ME_InsertString( run->para->text, run->nCharOfs, str, len );
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ME_InsertBefore( insert_before, run_get_di( run ) );
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TRACE("Shift length:%d\n", len);
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ME_PropagateCharOffset( insert_before, len );
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para_mark_rewrap( editor, insert_before->member.run.para );
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/* Move any cursors that were at the end of the previous run to the end of the inserted run */
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prev = ME_FindItemBack( pDI, diRun );
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prev = ME_FindItemBack( run_get_di( run ), diRun );
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if (prev)
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{
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int i;
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@ -383,13 +388,13 @@ ME_InsertRunAtCursor(ME_TextEditor *editor, ME_Cursor *cursor, ME_Style *style,
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if (editor->pCursors[i].pRun == prev &&
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editor->pCursors[i].nOffset == prev->member.run.len)
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{
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editor->pCursors[i].pRun = pDI;
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editor->pCursors[i].pRun = run_get_di( run );
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editor->pCursors[i].nOffset = len;
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}
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}
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}
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return pDI;
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return run_get_di( run );
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}
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static BOOL run_is_splittable( const ME_Run *run )
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