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riched20: Use run ptrs in the EM_GETLINECOUNT handler. 

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2020-11-02 08:23:18 +00:00 committed by Alexandre Julliard
parent fe2fd44e0a
commit d55bc24001
1 changed files with 11 additions and 14 deletions
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25
dlls/riched20/editor.c
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@ -4291,27 +4291,24 @@ LRESULT ME_HandleMessage(ME_TextEditor *editor, UINT msg, WPARAM wParam,
}
case EM_GETLINECOUNT:
{
ME_DisplayItem *item = editor->pBuffer->pLast;
int nRows = editor->total_rows;
ME_DisplayItem *prev_para = NULL, *last_para = NULL;
int count = editor->total_rows;
ME_Run *prev_run, *last_run;
last_para = ME_FindItemBack(item, diRun);
prev_para = ME_FindItemBack(last_para, diRun);
assert(last_para);
assert(last_para->member.run.nFlags & MERF_ENDPARA);
if (editor->bEmulateVersion10 && prev_para &&
last_para->member.run.nCharOfs == 0 &&
prev_para->member.run.len == 1 &&
*get_text( &prev_para->member.run, 0 ) == '\r')
last_run = para_end_run( para_prev( editor_end_para( editor ) ) );
prev_run = run_prev_all_paras( last_run );
if (editor->bEmulateVersion10 && prev_run && last_run->nCharOfs == 0 &&
prev_run->len == 1 && *get_text( prev_run, 0 ) == '\r')
{
/* In 1.0 emulation, the last solitary \r at the very end of the text
(if one exists) is NOT a line break.
FIXME: this is an ugly hack. This should have a more regular model. */
nRows--;
count--;
}
TRACE("EM_GETLINECOUNT: nRows==%d\n", nRows);
return max(1, nRows);
count = max(1, count);
TRACE("EM_GETLINECOUNT: count==%d\n", count);
return count;
}
case EM_LINEFROMCHAR:
{