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riched20: Correctly handle the cursor at the end of run case while splitting paragraphs.

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Huw Davies 2014-01-07 12:44:23 +00:00 committed by Alexandre Julliard
parent 86ea91f424
commit c59c582c9a
1 changed files with 33 additions and 7 deletions
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40
dlls/riched20/caret.c
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@ -539,7 +539,7 @@ void ME_InsertTextFromCursor(ME_TextEditor *editor, int nCursor,
ME_InternalInsertTextFromCursor(editor, nCursor, &tab, 1, style, MERF_TAB);
pos++;
} else { /* handle EOLs */
ME_DisplayItem *tp, *end_run;
ME_DisplayItem *tp, *end_run, *run, *prev;
ME_Style *tmp_style;
int eol_len = 0;
@ -573,17 +573,43 @@ void ME_InsertTextFromCursor(ME_TextEditor *editor, int nCursor,
}
p = &editor->pCursors[nCursor];
if (p->nOffset)
ME_SplitRunSimple(editor, p);
if (p->nOffset == p->pRun->member.run.len)
{
run = ME_FindItemFwd( p->pRun, diRun );
if (!run) run = p->pRun;
}
else
{
if (p->nOffset) ME_SplitRunSimple(editor, p);
run = p->pRun;
}
tmp_style = ME_GetInsertStyle(editor, nCursor);
/* ME_SplitParagraph increases style refcount */
tp = ME_SplitParagraph(editor, p->pRun, p->pRun->member.run.style, eol_str, eol_len, 0);
p->pRun = ME_FindItemFwd(tp, diRun);
p->pPara = tp;
tp = ME_SplitParagraph(editor, run, run->member.run.style, eol_str, eol_len, 0);
end_run = ME_FindItemBack(tp, diRun);
ME_ReleaseStyle(end_run->member.run.style);
end_run->member.run.style = tmp_style;
p->nOffset = 0;
/* Move any cursors that were at the end of the previous run to the beginning of the new para */
prev = ME_FindItemBack( end_run, diRun );
if (prev)
{
int i;
for (i = 0; i < editor->nCursors; i++)
{
if (editor->pCursors[i].pRun == prev &&
editor->pCursors[i].nOffset == prev->member.run.len)
{
editor->pCursors[i].pPara = tp;
editor->pCursors[i].pRun = run;
editor->pCursors[i].nOffset = 0;
}
}
}
}
}
len -= pos - str;