X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=man%2Fcurs_bkgd.3x;h=ef00f7e7ba403c4ce5d3b3aba6487c5bf1d38f3e;hp=efd4f82763971d1d1e684db380497f9bed96ba18;hb=fd1066cc97c836a67fa2623b6cf7ffd2ece39dc7;hpb=b1f61d9f3aa244512045a6b02e759825d7049d34;ds=sidebyside diff --git a/man/curs_bkgd.3x b/man/curs_bkgd.3x index efd4f827..ef00f7e7 100644 --- a/man/curs_bkgd.3x +++ b/man/curs_bkgd.3x @@ -1,5 +1,5 @@ .\"*************************************************************************** -.\" Copyright (c) 1998,2000 Free Software Foundation, Inc. * +.\" Copyright (c) 1998-2010,2015 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 * @@ -26,28 +26,30 @@ .\" authorization. * .\"*************************************************************************** .\" -.\" $Id: curs_bkgd.3x,v 1.14 2000/07/01 17:39:31 tom Exp $ +.\" $Id: curs_bkgd.3x,v 1.24 2015/11/21 01:53:42 tom Exp $ +.de bP +.IP \(bu 4 +.. .TH curs_bkgd 3X "" .SH NAME \fBbkgdset\fR, \fBwbkgdset\fR, \fBbkgd\fR, \fBwbkgd\fR, -\fBgetbkgd\fR - \fBcurses\fR window background manipulation routines -.. +\fBgetbkgd\fR \- \fBcurses\fR window background manipulation routines .SH SYNOPSIS \fB#include \fR - -\fBvoid bkgdset(const chtype ch);\fR +.PP +\fBvoid bkgdset(chtype \fP\fIch\fP\fB);\fR .br -\fBvoid wbkgdset(WINDOW *win, const chtype ch);\fR +\fBvoid wbkgdset(WINDOW *\fP\fIwin, chtype \fP\fIch\fP\fB);\fR .br -\fBint bkgd(const chtype ch);\fR +\fBint bkgd(chtype \fP\fIch\fP\fB);\fR .br -\fBint wbkgd(WINDOW *win, const chtype ch);\fR +\fBint wbkgd(WINDOW *\fP\fIwin\fP\fB, chtype \fP\fIch\fP\fB);\fR .br -\fBchtype getbkgd(WINDOW *win);\fR +\fBchtype getbkgd(WINDOW *\fP\fIwin\fP\fB);\fR .br -.. .SH DESCRIPTION +.SS bkgdset The \fBbkgdset\fR and \fBwbkgdset\fR routines manipulate the background of the named window. The window background is a \fBchtype\fR consisting of @@ -58,45 +60,43 @@ the character and attribute parts of the background are combined with the blank characters. The background becomes a property of the character and moves with the character through any scrolling and insert/delete line/character operations. - -To the extent possible on a -particular terminal, the attribute part of the background is displayed +.PP +To the extent possible on a particular terminal, +the attribute part of the background is displayed as the graphic rendition of the character put on the screen. - +.SS bkgd +.PP The \fBbkgd\fR and \fBwbkgd\fR functions set the background property of the current or specified window and then apply this setting to every character position in that window: - -.RS +.PP +.bP The rendition of every character on the screen is changed to the new background rendition. - +.bP Wherever the former background character appears, it is changed to the new background character. -.RE - +.SS getbkgd +.PP The \fBgetbkgd\fR function returns the given window's current background character/attribute pair. -.. .SH RETURN VALUE +.PP The routines \fBbkgd\fR and \fBwbkgd\fR return the integer \fBOK\fR. The SVr4.0 manual says "or a non-negative integer if \fBimmedok\fR is set", but this appears to be an error. -.. .SH NOTES +.PP Note that \fBbkgdset\fR and \fBbkgd\fR may be macros. -.. .SH PORTABILITY -These functions are described in the XSI Curses standard, Issue 4. The draft -does not include \fBconst\fR qualifiers on the arguments. The standard -specifies that \fBbkgd\fR and \fBwbkgd\fR return \fBERR\fR, on failure. but -gives no failure conditions. -.. +.PP +These functions are described in the XSI Curses standard, Issue 4. +It specifies that \fBbkgd\fR and \fBwbkgd\fR return \fBERR\fR on failure, +but gives no failure conditions. .SH SEE ALSO -\fBcurses\fR(3X), \fBcurs_addch\fR(3X), \fBcurs_outopts\fR(3X) -.\"# -.\"# The following sets edit modes for GNU EMACS -.\"# Local Variables: -.\"# mode:nroff -.\"# fill-column:79 -.\"# End: +.na +.PP +\fBcurses\fR(3X), +\fBcurs_addch\fR(3X), +\fBcurs_attr\fR(3X), +\fBcurs_outopts\fR(3X)