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Fix update region calculation for the case where a word wraps up to 

the previous line.
This commit is contained in:
Ulrich Czekalla 2004-05-25 18:04:48 +00:00 committed by Alexandre Julliard
parent 32e3d89947
commit a935c2afd2
1 changed files with 13 additions and 1 deletions
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14
controls/edit.c
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@ -1125,7 +1125,8 @@ static void EDIT_BuildLineDefs_ML(EDITSTATE *es, INT istart, INT iend, INT delta
es->tabs_count, es->tabs));
/* FIXME: check here for lines that are too wide even in AUTOHSCROLL (> 32767 ???) */
if ((!(es->style & ES_AUTOHSCROLL)) && (current_line->width > fw)) {
if (!(es->style & ES_AUTOHSCROLL)) {
if (current_line->width > fw) {
INT next = 0;
INT prev;
do {
@ -1168,6 +1169,17 @@ static void EDIT_BuildLineDefs_ML(EDITSTATE *es, INT istart, INT iend, INT delta
current_line->width = (INT)LOWORD(GetTabbedTextExtentW(dc, current_position,
current_line->net_length, es->tabs_count, es->tabs));
}
else if (orig_net_length < current_line->net_length &&
current_line == start_line &&
current_line->index != nstart_index) {
/* The previous line expanded but it's still not as wide as the client rect */
/* The expansion is due to an upwards line wrap so we must partially include
it in the update region */
nstart_line = line_index;
nstart_index = current_line->index;
istart = current_line->index + orig_net_length;
}
}
/* Adjust length to include line termination */