ncurses 5.6 - patch 20070217

[ncurses.git] / man / curs_slk.3x

diff --git a/man/curs_slk.3x b/man/curs_slk.3x
index ac25bf3cd0780b80809face8bdcf7f79859319ae..b946ff21f2de2bec0036cd3f9ad8f2239b2d4745 100644 (file)
--- a/man/curs_slk.3x
+++ b/man/curs_slk.3x
@@ -1,12 +1,57 @@
+.\"***************************************************************************
+.\" Copyright (c) 1998-2005,2006 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_slk.3x,v 1.15 2006/02/25 21:49:19 tom Exp $

 .TH curs_slk 3X ""
 .TH curs_slk 3X ""

+.na
+.hy 0

 .SH NAME
 .SH NAME

-\fBslk_init\fR, \fBslk_set\fR, \fBslk_refresh\fR,
-\fBslk_noutrefresh\fR, \fBslk_label\fR, \fBslk_clear\fR, \fBslk_restore\fR,
-\fBslk_touch\fR, \fBslk_attron\fR, \fBslk_attrset\fR, \fBslk_attroff\fR -
-\fBcurses\fR soft label routines
+\fBslk_init\fR,
+\fBslk_set\fR,
+\fBslk_refresh\fR,
+\fBslk_noutrefresh\fR,
+\fBslk_label\fR,
+\fBslk_clear\fR,
+\fBslk_restore\fR,
+\fBslk_touch\fR,
+\fBslk_attron\fR,
+\fBslk_attrset\fR,
+\fBslk_attroff\fR,
+\fBslk_attr_on\fR,
+\fBslk_attr_set\fR,
+\fBslk_attr_off\fR,
+\fBslk_attr\fR,
+\fBslk_color\fR - \fBcurses\fR soft label routines
+.ad
+.hy

 .SH SYNOPSIS
 \fB#include <curses.h>\fR
 .SH SYNOPSIS
 \fB#include <curses.h>\fR

-
+.sp

 \fBint slk_init(int fmt);\fR
 .br
 \fBint slk_set(int labnum, const char *label, int fmt);\fR
 \fBint slk_init(int fmt);\fR
 .br
 \fBint slk_set(int labnum, const char *label, int fmt);\fR


@@ -23,26 +68,36 @@
 .br
 \fBint slk_touch(void);\fR
 .br
 .br
 \fBint slk_touch(void);\fR
 .br

-\fBint slk_attron(attr_t attrs);\fR
+\fBint slk_attron(const chtype attrs);\fR

 .br
 .br

-\fBint slk_attrset(attr_t attrs);\fR
+\fBint slk_attroff(const chtype attrs);\fR
+.br
+\fBint slk_attrset(const chtype attrs);\fR
+.br
+\fBint slk_attr_on(attr_t attrs, void* opts);\fR
+.br
+\fBint slk_attr_off(const attr_t attrs, void * opts);\fR
+.br
+\fBint slk_attr_set(const attr_t attrs,\fR
+.br
+       \fBshort color_pair_number, void* opts);\fR

 .br
 \fBattr_t slk_attr(void);\fR
 .br
 .br
 \fBattr_t slk_attr(void);\fR
 .br

-\fBint slk_attroff(attr_t attrs);\fR
+\fBint slk_color(short color_pair_number);\fR

 .br
 .SH DESCRIPTION
 The slk* functions manipulate the set of soft function-key labels that exist on
 many terminals.  For those terminals that do not have soft labels,
 \fBcurses\fR takes over the bottom line of \fBstdscr\fR, reducing the size of
 \fBstdscr\fR and the variable \fBLINES\fR.  \fBcurses\fR standardizes on eight
 .br
 .SH DESCRIPTION
 The slk* functions manipulate the set of soft function-key labels that exist on
 many terminals.  For those terminals that do not have soft labels,
 \fBcurses\fR takes over the bottom line of \fBstdscr\fR, reducing the size of
 \fBstdscr\fR and the variable \fBLINES\fR.  \fBcurses\fR standardizes on eight

-labels of up to eight characters each. In addition to this, the ncurses 
+labels of up to eight characters each. In addition to this, the ncurses

 implementation supports a mode where it simulates 12 labels of up to five
 characters each. This is most common for todays PC like enduser devices.
 Please note that ncurses simulates this mode by taking over up to two lines at
 the bottom of the screen, it doesn't try to use any hardware support for this
 mode.
 implementation supports a mode where it simulates 12 labels of up to five
 characters each. This is most common for todays PC like enduser devices.
 Please note that ncurses simulates this mode by taking over up to two lines at
 the bottom of the screen, it doesn't try to use any hardware support for this
 mode.

-
+.PP

 The \fBslk_init\fR routine must be called before \fBinitscr\fR or \fBnewterm\fR
 is called.  If \fBinitscr\fR eventually uses a line from \fBstdscr\fR to
 emulate the soft labels, then \fIfmt\fR determines how the labels are arranged
 The \fBslk_init\fR routine must be called before \fBinitscr\fR or \fBnewterm\fR
 is called.  If \fBinitscr\fR eventually uses a line from \fBstdscr\fR to
 emulate the soft labels, then \fIfmt\fR determines how the labels are arranged


@@ -51,40 +106,86 @@ the labels, \fB1\fR indicates a 4-4 arrangement and \fB2\fR indicates the
 PC like 4-4-4 mode. If \fBfmt\fR is set to \fB3\fR, it is again the PC like
 4-4-4 mode, but in addition an index line is generated, helping the user to
 identify the key numbers easily.
 PC like 4-4-4 mode. If \fBfmt\fR is set to \fB3\fR, it is again the PC like
 4-4-4 mode, but in addition an index line is generated, helping the user to
 identify the key numbers easily.

-
+.PP

 The \fBslk_set\fR routine requires \fIlabnum\fR to be a label number,
 The \fBslk_set\fR routine requires \fIlabnum\fR to be a label number,

-from \fB1\fR to \fB8\fR (resp. \fB12\fR); \fIlabel\fR must be the string 
+from \fB1\fR to \fB8\fR (resp. \fB12\fR); \fIlabel\fR must be the string

 to be put on the label, up to eight (resp. five) characters in length.
 A null string or a null pointer sets up a blank label. \fIfmt\fR is either
 to be put on the label, up to eight (resp. five) characters in length.
 A null string or a null pointer sets up a blank label. \fIfmt\fR is either

-\fB0\fR, \fB1\fR, or \fB2\fR, indicating whether the label is  to be 
+\fB0\fR, \fB1\fR, or \fB2\fR, indicating whether the label is  to be

 left-justified, centered, or right-justified, respectively, within the
 label.
 left-justified, centered, or right-justified, respectively, within the
 label.

-
+.PP

 The \fBslk_refresh\fR and \fBslk_noutrefresh\fR routines correspond to
 the \fBwrefresh\fR and \fBwnoutrefresh\fR routines.
 The \fBslk_refresh\fR and \fBslk_noutrefresh\fR routines correspond to
 the \fBwrefresh\fR and \fBwnoutrefresh\fR routines.

-
+.PP

 The \fBslk_label\fR routine returns the current label for label number
 \fIlabnum\fR, with leading and trailing blanks stripped.
 The \fBslk_label\fR routine returns the current label for label number
 \fIlabnum\fR, with leading and trailing blanks stripped.

-
+.PP

 The \fBslk_clear\fR routine clears the soft labels from the screen.
 The \fBslk_clear\fR routine clears the soft labels from the screen.

-
-The \fBslk_restore\fR routine, restores the soft labels to the screen
+.PP
+The \fBslk_restore\fR routine restores the soft labels to the screen

 after a \fBslk_clear\fR has been performed.
 after a \fBslk_clear\fR has been performed.

-
+.PP

 The \fBslk_touch\fR routine forces all the soft labels to be output
 the next time a \fBslk_noutrefresh\fR is performed.
 The \fBslk_touch\fR routine forces all the soft labels to be output
 the next time a \fBslk_noutrefresh\fR is performed.

-
+.PP

 The \fBslk_attron\fR, \fBslk_attrset\fR, \fBslk_attroff\fR and \fBslk_attr\fR
 routines correspond to \fBattron\fR, \fBattrset\fR, \fBattroff\fR and \fBattr_get\fR.
 They have an effect only if soft labels are simulated on the bottom line of
 The \fBslk_attron\fR, \fBslk_attrset\fR, \fBslk_attroff\fR and \fBslk_attr\fR
 routines correspond to \fBattron\fR, \fBattrset\fR, \fBattroff\fR and \fBattr_get\fR.
 They have an effect only if soft labels are simulated on the bottom line of

-the screen.  The default highlight for soft keys is A_STANDOUT (as in 
+the screen.  The default highlight for soft keys is A_STANDOUT (as in

 System V curses, which does not document this fact).
 System V curses, which does not document this fact).

+.PP
+The \fBslk_color\fR routine corresponds to \fBcolor_set\fR. It has an effect only
+if soft labels are simulated on the bottom line of the screen.
+.

 .SH RETURN VALUE
 These routines return \fBERR\fR upon failure and OK (SVr4 specifies only "an
 .SH RETURN VALUE
 These routines return \fBERR\fR upon failure and OK (SVr4 specifies only "an

-integer value other than \fBERR\fR") upon successful completion. \fBslk_attr\fR
+integer value other than \fBERR\fR") upon successful completion.
+.PP
+X/Open defines no error conditions.
+In this implementation
+.RS
+.TP 5
+\fBslk_attr\fR

 returns the attribute used for the soft keys.
 returns the attribute used for the soft keys.

-
-\fBslk_label\fR returns \fBNULL\fR on error.
+.TP 5
+.na
+.hy 0
+\fBslk_attroff\fP, \fBslk_attron\fP, \fBslk_clear\fP, \fBslk_noutrefresh\fP, \fBslk_refresh\fP, \fBslk_touch\fP
+.ad
+.hy
+return an error
+if the terminal or the softkeys were not initialized.
+.TP 5
+\fBslk_attrset\fP
+returns an error
+if the terminal or the softkeys were not initialized.
+.TP 5
+\fBslk_attr_set\fP
+returns an error
+if the terminal or the softkeys were not initialized, or
+the color pair is outside the range 0..COLOR_PAIRS-1,
+or opts is not null.
+.TP 5
+\fBslk_color\fP
+returns an error
+if the terminal or the softkeys were not initialized, or
+the color pair is outside the range 0..COLOR_PAIRS-1.
+.TP 5
+\fBslk_init\fR
+returns an error
+if the format parameter is outside the range 0..3.
+.TP 5
+\fBslk_label\fR
+returns \fBNULL\fR on error.
+.TP 5
+\fBslk_set\fP
+returns an error
+if the terminal or the softkeys were not initialized, or
+the \fIlabnum\fP parameter is outside the range of label counts, or
+if the format parameter is outside the range 0..2, or if
+memory for the labels cannot be allocated.
+.RE

 .SH NOTES
 Most applications would use \fBslk_noutrefresh\fR because a
 \fBwrefresh\fR is likely to follow soon.
 .SH NOTES
 Most applications would use \fBslk_noutrefresh\fR because a
 \fBwrefresh\fR is likely to follow soon.