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tweaks: remove the group handling for undoing/redoing (un)indents 

Indenting/unindenting always happens in a single contiguous block.
Lines that cannot or should not be indented or unindented do not
need to remembered separately as it follows from their content.
master
Benno Schulenberg 2018-04-01 11:36:27 +02:00
parent d0d293b8af
commit 8965103a4d
1 changed files with 12 additions and 14 deletions
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26
src/text.c
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@ -435,27 +435,25 @@ void do_unindent(void)
void handle_indent_action(undo *u, bool undoing, bool add_indent)
{
undo_group *group = u->grouping;
filestruct *line = fsfromline(group->top_line);
if (group->next != NULL)
statusline(ALERT, "Multiple groups -- please report a bug");
/* When redoing, reposition the cursor and let the indenter adjust it. */
if (!undoing)
goto_line_posx(u->lineno, u->begin);
while (group) {
filestruct *line = fsfromline(group->top_line);
/* For each line in the group, add or remove the individual indent. */
while (line && line->lineno <= group->bottom_line) {
char *blanks = group->indentations[line->lineno - group->top_line];
/* For each line in the group, add or remove the individual indent. */
while (line && line->lineno <= group->bottom_line) {
char *blanks = group->indentations[line->lineno - group->top_line];
if (undoing ^ add_indent)
indent_a_line(line, blanks);
else
unindent_a_line(line, strlen(blanks));
if (undoing ^ add_indent)
indent_a_line(line, blanks);
else
unindent_a_line(line, strlen(blanks));
line = line->next;
}
group = group->next;
line = line->next;
}
/* When undoing, reposition the cursor to the recorded location. */