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tweaks: adjust the indentation after the previous change 

Also, trim or improve some comments.
master
Benno Schulenberg 2017-08-13 20:55:39 +02:00
parent 0f4716e168
commit d8e5799e84
1 changed files with 24 additions and 35 deletions
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59
src/text.c
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@ -339,27 +339,22 @@ void do_indent(void)
openfile->totsize += line_indent_len;
/* Keep track of the change in the current line. */
/* Compensate for the change in the current line. */
if (openfile->mark_set && f == openfile->mark_begin)
openfile->mark_begin_x += line_indent_len;
if (f == openfile->current) {
openfile->current_x += line_indent_len;
openfile->placewewant = xplustabs();
}
}
/* Clean up. */
free(line_indent);
/* Throw away the undo stack, to prevent making mistakes when
* the user tries to undo something in the indented text. */
discard_until(NULL, openfile);
/* Mark the file as modified. */
set_modified();
/* Update the screen. */
refresh_needed = TRUE;
}
@ -421,39 +416,33 @@ void do_unindent(void)
if (white_string(f->data) && indent_len < tabsize)
continue;
/* If there's at least tabsize
* columns' worth of indentation at the beginning of the
* non-whitespace text of this line, remove it. */
charmove(f->data, &f->data[indent_len], line_len - indent_len + 1);
null_at(&f->data, line_len - indent_len + 1);
openfile->totsize -= indent_len;
/* Remove the first tab's worth of whitespace from this line. */
charmove(f->data, &f->data[indent_len], line_len - indent_len + 1);
null_at(&f->data, line_len - indent_len + 1);
openfile->totsize -= indent_len;
/* Keep track of the change in the current line. */
if (openfile->mark_set && f == openfile->mark_begin) {
if (openfile->mark_begin_x <= indent_len)
openfile->mark_begin_x = 0;
else
openfile->mark_begin_x -= indent_len;
}
if (f == openfile->current) {
if (openfile->current_x <= indent_len)
openfile->current_x = 0;
else
openfile->current_x -= indent_len;
openfile->placewewant = xplustabs();
}
/* Compensate for the change in the current line. */
if (openfile->mark_set && f == openfile->mark_begin) {
if (openfile->mark_begin_x <= indent_len)
openfile->mark_begin_x = 0;
else
openfile->mark_begin_x -= indent_len;
}
if (f == openfile->current) {
if (openfile->current_x <= indent_len)
openfile->current_x = 0;
else
openfile->current_x -= indent_len;
openfile->placewewant = xplustabs();
}
}
/* Throw away the undo stack, to prevent making mistakes when
* the user tries to undo something in the unindented text. */
discard_until(NULL, openfile);
/* Throw away the undo stack, to prevent making mistakes when
* the user tries to undo something in the unindented text. */
discard_until(NULL, openfile);
/* Mark the file as modified. */
set_modified();
/* Update the screen. */
refresh_needed = TRUE;
set_modified();
refresh_needed = TRUE;
}
#endif /* !NANO_TINY */