1/* GTK - The GIMP Toolkit
2 * Copyright (C) 2011 Benjamin Otte <otte@gnome.org>
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#include "config.h"
19
20#include "gtkcssserializerprivate.h"
21
22/* Escape a string so that it can be parsed
23 * as a css string again.
24 */
25void
26gtk_css_print_string (GString *str,
27 const char *string,
28 gboolean multiline)
29{
30 gsize len;
31
32 g_return_if_fail (str != NULL);
33 g_return_if_fail (string != NULL);
34
35 g_string_append_c (str, '"');
36
37 do {
38 len = strcspn (s: string, reject: "\\\"\n\r\f");
39 g_string_append_len (string: str, val: string, len);
40 string += len;
41 switch (*string)
42 {
43 case '\0':
44 goto out;
45 case '\n':
46 if (multiline)
47 g_string_append (string: str, val: "\\A\\\n");
48 else
49 g_string_append (string: str, val: "\\A ");
50 break;
51 case '\r':
52 g_string_append (string: str, val: "\\D ");
53 break;
54 case '\f':
55 g_string_append (string: str, val: "\\C ");
56 break;
57 case '\"':
58 g_string_append (string: str, val: "\\\"");
59 break;
60 case '\\':
61 g_string_append (string: str, val: "\\\\");
62 break;
63 default:
64 g_assert_not_reached ();
65 break;
66 }
67 string++;
68 } while (*string);
69
70out:
71 g_string_append_c (str, '"');
72}
73

source code of gtk/gtk/css/gtkcssserializer.c