// Purpose: interface of wxUniChar
// Author: wxWidgets team
// RCS-ID: $Id$
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
/**
{
public:
/**
- This is not wchar_t on purpose, it needs to represent the entire
- Unicode code points range and wchar_t may be too small for that
- (e.g. on Win32 where wchar_t* is encoded in UTF-16).
+ A type capable of holding any Unicode code point.
+ We do not use wchar_t as it cannot do the job on Win32,
+ where wchar_t is a 16-bit type (wchar_t* is encoded using UTF-16 on Win32).
*/
typedef wxUint32 value_type;
/**
Default ctor.
*/
- wxUniChar()
+ wxUniChar();
//@{
/**
- Create the character from 8bit character value encoded in the current
- locale's charset.
+ Create a character from the 8-bit character value @a c using the
+ current locale encoding.
*/
wxUniChar(char c);
wxUniChar(unsigned char c);
value_type GetValue() const;
/**
- Returns true if the character is an ASCII character.
+ Returns true if the character is an ASCII character (i.e. if its value is less than 128).
*/
bool IsAscii() const;
+ /**
+ Returns true if the character is representable as a single byte in the
+ current locale encoding.
+
+ This function only returns true if the character can be converted in
+ exactly one byte, e.g. it only returns true for 7 bit ASCII characters
+ when the encoding used is UTF-8.
+
+ It is mostly useful to test if the character can be passed to functions
+ taking a char and is used by wxWidgets itself for this purpose.
+
+ @param c
+ An output pointer to the value of this Unicode character as a @c
+ char. Must be non-@NULL.
+ @return
+ @true if the object is an 8 bit char and @a c was filled with its
+ value as char or @false otherwise (@a c won't be modified then).
+
+ @see IsAscii()
+
+ @since 2.9.1
+ */
+ bool GetAsChar(char *c) const;
+
//@{
/**
Conversions to char and wchar_t types: all of those are needed to be