.\"***************************************************************************.\" Copyright (c) 2001-2002,2003 Free Software Foundation, Inc.              *.\"                                                                          *.\" Permission is hereby granted, free of charge, to any person obtaining a  *.\" copy of this software and associated documentation files (the            *.\" "Software"), to deal in the Software without restriction, including      *.\" without limitation the rights to use, copy, modify, merge, publish,      *.\" distribute, distribute with modifications, sublicense, and/or sell       *.\" copies of the Software, and to permit persons to whom the Software is    *.\" furnished to do so, subject to the following conditions:                 *.\"                                                                          *.\" The above copyright notice and this permission notice shall be included  *.\" in all copies or substantial portions of the Software.                   *.\"                                                                          *.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *.\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *.\" IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *.\" DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *.\" OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *.\" THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *.\"                                                                          *.\" Except as contained in this notice, the name(s) of the above copyright   *.\" holders shall not be used in advertising or otherwise to promote the     *.\" sale, use or other dealings in this Software without prior written       *.\" authorization.                                                           *.\"***************************************************************************.\".\" $Id: curs_getcchar.3x,v 1.7 2003/05/10 20:33:49 jmc Exp $.TH curs_getcchar 3X "".SH NAME\fBgetcchar\fP,\fBsetcchar\fP \- Get a wide character string and rendition from a \fBcchar_t\fP or set a \fBcchar_t\fP from a wide-character string.SH SYNOPSIS\fB#include <curses.h>\fP.sp\fBint getcchar(\fP.br.B "        const cchar_t *\fIwcval\fP,".br.B "        wchar_t *\fIwch\fP,".br.B "        attr_t *\fIattrs\fP,".br.B "        short *\fIcolor_pair\fP,".br.B "        void *\fIopts\fP );".sp.B "int setcchar(".br.B "        cchar_t *\fIwcval\fP,".br.B "        const wchar_t *\fIwch\fP,".br.B "        const attr_t \fIattrs\fP,".br.B "        short \fIcolor_pair\fP,".br.B "        void *\fIopts\fP );".SH DESCRIPTION.PPThe \fBgetcchar\fP function gets a wide-character stringand rendition from a \fBcchar_t\fP argument.When \fIwch\fP is not a null pointer,the \fBgetcchar\fP function does the following:.TP 5-Extracts information from a \fBcchar_t\fP value \fIwcval\fP.TP 5-Stores the character attributes in the location pointed to by \fIattrs\fP.TP 5-Stores the color-pair in the location pointed to by \fIcolor_pair\fP.TP 5-Stores the wide-character string,characters referenced by \fIwcval\fP, into the array pointed to by \fIwch\fP..PPWhen\fIwch\fPis a null pointer, the\fBgetcchar\fPfunction does the following:.TP 5-Obtains the number of wide characters pointed to by \fIwcval\fP.TP 5-Does not change the data referenced by\fIattrs\fPor\fIcolor_pair\fP.PPThe \fBsetcchar\fP function initializes the location pointed to by \fIwcval\fPby using:.TP 5-The character attributes in\fIattrs\fP.TP 5-The color pair in\fIcolor_pair\fP.TP 5-The wide-character string pointed to by \fIwch\fP.The string must be L'\\0' terminated,contain at most one character with strictly positive width,which must be the first,and contain no characters of negative width..SH NOTES.PPThe \fIopts\fP argument is reserved for future use.Currently, an application must provide a null pointer as \fIopts\fP..PPThe \fIwcval\fP argument may be a value generated by a call to\fBsetcchar\fP or by a function that has a \fBcchar_t\fP output argument.If \fIwcval\fP is constructed by any other means, the effect is unspecified..SH RETURN VALUES.PPWhen \fIwch\fP is a null pointer,\fBgetcchar\fP returns the number of wide characters referenced by\fIwcval\fP, including the null terminator..PPWhen \fIwch\fP is not a null pointer,\fBgetcchar\fP returns \fBOK\fP upon successful completion,and \fBERR\fP otherwise..PPUpon successful completion, \fBsetcchar\fP returns \fBOK\fP.Otherwise, it returns \fBERR\fP..SH SEE ALSO.PPFunctions:\fBcurses\fR(3X),\fBwcwidth\fR(3X),\fBcurs_attr_get\fR(3X),\fBcan_change_color\fR(3X)..\"#.\"# The following sets edit modes for GNU EMACS.\"# Local Variables:.\"# mode:nroff.\"# fill-column:79.\"# End: