src/support/textutils.h

   1 // -*- C++ -*-
   2 /**
   3  * \file textutils.h
   4  * This file is part of LyX, the document processor.
   5  * Licence details can be found in the file COPYING.
   6  *
   7  * \author Matthias Ettrich
   8  * \author Lars Gullik Bjønnes
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 // FIXME: I can think of a better name for this file ...
  14
  15 #ifndef TEXTUTILS_H
  16 #define TEXTUTILS_H
  17
  18 #include "support/strfwd.h"
  19
  20
  21 namespace lyx {
  22
  23 /// return true if the char is a line separator
  24 inline bool isLineSeparatorChar(char_type c) { return c == ' '; }
  25
  26 /// return true if a char is alphabetical (including accented chars)
  27 bool isLetterChar(char_type c);
  28
  29 /// return true if a char is lowercase
  30 bool isLower(char_type c);
  31
  32 /// return whether \p c is an alphabetic character in the ASCII range
  33 bool isAlphaASCII(char_type c);
  34
  35 /// return true if the char is printable
  36 bool isPrintable(char_type c);
  37
  38 /// return true if the char is printable and not a space
  39 bool isPrintableNonspace(char_type c);
  40
  41 /// return true if a unicode char is a space.
  42 bool isSpace(char_type c);
  43
  44 /// return true if a unicode char is a digit.
  45 bool isDigit(char_type c);
  46
  47 /// return whether \p c is a digit in the ASCII range
  48 bool isDigitASCII(char_type c);
  49
  50 } // namespace lyx
  51
  52 #endif // TEXTUTILS_H