#ifndef TEXTUTILS_H
#define TEXTUTILS_H
-#include "support/types.h"
-
-#ifdef LIBC_WCTYPE_USES_UCS4
-// We can use the libc ctype functions because we unset the LC_CTYPE
-// category of the current locale in gettext.C
-#include <wctype.h>
-#else
-// Steal some code from somewhere else, e.g. glib (look at gunicode.h)
-// The code that we currently use does not really work.
-#endif
+#include "support/strfwd.h"
namespace lyx {
/// return true if the char is a line separator
-inline
-bool isLineSeparatorChar(char_type c)
-{
- return c == ' ';
-}
-
+inline bool isLineSeparatorChar(char_type c) { return c == ' '; }
/// return true if a char is alphabetical (including accented chars)
-inline
-bool isLetterChar(char_type c)
-{
-#ifdef LIBC_WCTYPE_USES_UCS4
- return iswalpha(c);
-#else
- // FIXME UNICODE This is wrong!
- return (c >= 'A' && c <= 'Z')
- || (c >= 'a' && c <= 'z')
- || (c >= 192 && c < 256); // in iso-8859-x these are accented chars
-#endif
-}
+bool isLetterChar(char_type c);
+/// return whether \p c is an alphabetic character in the ASCII range
+bool isAlphaASCII(char_type c);
/// return true if the char is printable
-inline
-bool isPrintable(char_type c)
-{
-#ifdef LIBC_WCTYPE_USES_UCS4
- return iswprint(c);
-#else
- // FIXME UNICODE This is wrong!
- return (c & 127) >= ' ';
-#endif
-}
-
+bool isPrintable(char_type c);
/// return true if the char is printable and not a space
-inline
-bool isPrintableNonspace(char_type c)
-{
-#ifdef LIBC_WCTYPE_USES_UCS4
- return iswprint(c) && !iswspace(c);
-#else
- // FIXME UNICODE This is wrong!
- return (c & 127) > ' ';
-#endif
-}
+bool isPrintableNonspace(char_type c);
+/// return true if a unicode char is a space.
+bool isSpace(char_type c);
/// return true if a unicode char is a digit.
-inline
-bool isDigit(char_type c)
-{
-#ifdef LIBC_WCTYPE_USES_UCS4
- return iswdigit(c);
-#else
- // FIXME UNICODE This is wrong!
- return c >= '0' && c <= '9';
-#endif
-}
-
+bool isDigit(char_type c);
+/// return whether \p c is a digit in the ASCII range
+bool isDigitASCII(char_type c);
} // namespace lyx