void
format_paragraph (WEdit *edit, int force)
{
long p, q;
int size;
unsigned char *t;
int indent = 0;
if (option_word_wrap_line_length < 2)
return;
if (line_is_blank (edit, edit->curs_line))
return;
p = begin_paragraph (edit, force);
q = end_paragraph (edit, force);
indent = test_indent (edit, p, q);
t = get_paragraph (edit, p, q, indent, &size);
if (!t)
return;
if (!force) {
int i;
if (strchr (NO_FORMAT_CHARS_START, *t)) {
g_free (t);
return;
}
for (i = 0; i < size - 1; i++) {
if (t[i] == '\n') {
if (strchr (NO_FORMAT_CHARS_START "\t ", t[i + 1])) {
g_free (t);
return;
}
}
}
}
format_this (t, q - p, indent);
put_paragraph (edit, t, p, indent, size);
g_free (t);
/* Scroll left as much as possible to show the formatted paragraph */
edit_scroll_left (edit, -edit->start_col);
}
/* Add TEXT to the contents of CURRENT, maybe starting a new paragraph. */
ELEMENT *
merge_text (ELEMENT *current, char *text)
{
int no_merge_with_following_text = 0;
int leading_spaces = strspn (text, whitespace_chars);
ELEMENT *last_child = last_contents_child (current);
/* Is there a non-whitespace character in the line? */
if (text[leading_spaces])
{
char *additional = 0;
if (last_child
&& (last_child->type == ET_empty_line_after_command
|| last_child->type == ET_empty_line_after_command
|| last_child->type == ET_empty_spaces_before_argument
|| last_child->type == ET_empty_spaces_after_close_brace))
{
no_merge_with_following_text = 1;
}
if (leading_spaces)
{
additional = malloc (leading_spaces + 1);
if (!additional)
abort ();
memcpy (additional, text, leading_spaces);
additional[leading_spaces] = '\0';
}
if (abort_empty_line (¤t, additional))
text += leading_spaces;
free (additional);
current = begin_paragraph (current);
}
if (last_contents_child (current)
/* There is a difference between the text being defined and empty,
and not defined at all. The latter is true for 'brace_command_arg'
elements. We need to make sure that we initialize all elements with
text_append (&e->text, "") where we want merging with following
text. */
&& last_contents_child (current)->text.space > 0
&& !strchr (last_contents_child (current)->text.text, '\n')
&& !no_merge_with_following_text)
{
/* Append text to contents */
ELEMENT *last_child = last_contents_child (current);
text_append (&last_child->text, text);
debug ("MERGED TEXT: %s|||", text);
}
else
{
ELEMENT *e = new_element (ET_NONE);
text_append (&e->text, text);
add_to_element_contents (current, e);
debug ("NEW TEXT: %s|||", text);
}
return current;
}
void
format_paragraph (WEdit * edit, gboolean force)
{
off_t p, q;
off_t size;
GString *t;
long indent;
unsigned char *t2;
gboolean utf8 = FALSE;
if (option_word_wrap_line_length < 2)
return;
if (edit_line_is_blank (edit, edit->buffer.curs_line))
return;
p = begin_paragraph (edit, force);
q = end_paragraph (edit, force);
indent = test_indent (edit, p, q);
t = get_paragraph (&edit->buffer, p, q, indent != 0);
size = t->len - 1;
if (!force)
{
off_t i;
char *stop_format_chars;
if (option_stop_format_chars != NULL
&& strchr (option_stop_format_chars, t->str[0]) != NULL)
{
g_string_free (t, TRUE);
return;
}
if (option_stop_format_chars == NULL || *option_stop_format_chars == '\0')
stop_format_chars = g_strdup ("\t");
else
stop_format_chars = g_strconcat (option_stop_format_chars, "\t", (char *) NULL);
for (i = 0; i < size - 1; i++)
if (t->str[i] == '\n' && strchr (stop_format_chars, t->str[i + 1]) != NULL)
{
g_free (stop_format_chars);
g_string_free (t, TRUE);
return;
}
g_free (stop_format_chars);
}
t2 = (unsigned char *) g_string_free (t, FALSE);
#ifdef HAVE_CHARSET
utf8 = edit->utf8;
#endif
format_this (t2, q - p, indent, utf8);
put_paragraph (edit, t2, p, indent, size);
g_free ((char *) t2);
/* Scroll left as much as possible to show the formatted paragraph */
edit_scroll_left (edit, -edit->start_col);
}
void
format_paragraph (WEdit * edit, gboolean force)
{
off_t p, q;
long lines;
off_t size;
GString *t;
long indent;
unsigned char *t2;
gboolean utf8 = FALSE;
if (option_word_wrap_line_length < 2)
return;
if (edit_line_is_blank (edit, edit->buffer.curs_line))
return;
p = begin_paragraph (edit, force, &lines);
q = end_paragraph (edit, force);
indent = test_indent (edit, p, q);
t = get_paragraph (&edit->buffer, p, q, indent != 0);
size = t->len - 1;
if (!force)
{
off_t i;
char *stop_format_chars;
if (option_stop_format_chars != NULL
&& strchr (option_stop_format_chars, t->str[0]) != NULL)
{
g_string_free (t, TRUE);
return;
}
if (option_stop_format_chars == NULL || *option_stop_format_chars == '\0')
stop_format_chars = g_strdup ("\t");
else
stop_format_chars = g_strconcat (option_stop_format_chars, "\t", (char *) NULL);
for (i = 0; i < size - 1; i++)
if (t->str[i] == '\n' && strchr (stop_format_chars, t->str[i + 1]) != NULL)
{
g_free (stop_format_chars);
g_string_free (t, TRUE);
return;
}
g_free (stop_format_chars);
}
t2 = (unsigned char *) g_string_free (t, FALSE);
#ifdef HAVE_CHARSET
utf8 = edit->utf8;
#endif
/* scroll up to show 1st line of paragraph */
edit_move_up (edit, lines, TRUE);
/* scroll left as much as possible to show the formatted paragraph */
edit_scroll_left (edit, -edit->start_col);
format_this (t2, q - p, indent, utf8);
put_paragraph (edit, t2, p, indent, size);
g_free ((char *) t2);
/* move to the end of paragraph */
q = end_paragraph (edit, force);
edit_cursor_move (edit, q - edit->buffer.curs1);
/* try move to the start of next paragraph */
if (edit->buffer.curs_line < edit->buffer.lines)
{
edit_execute_cmd (edit, CK_Home, -1);
do
{
edit_execute_cmd (edit, CK_Down, -1);
}
while (edit->buffer.curs_line < edit->buffer.lines
&& edit_line_is_blank (edit, edit->buffer.curs_line));
}
}
