ncurses 6.2 - patch 20201205

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

diff --git a/man/resizeterm.3x b/man/resizeterm.3x
index c2e553c4faace09a71cd56adc18ac6701aa4532b..ae5106e1d0b0dc1c5252da72e0a0fa5501ead922 100644 (file)
--- a/man/resizeterm.3x
+++ b/man/resizeterm.3x
@@ -1,5 +1,6 @@
 .\"***************************************************************************
 .\"***************************************************************************

-.\" Copyright (c) 1998-2015,2017 Free Software Foundation, Inc.              *
+.\" Copyright 2018-2019,2020 Thomas E. Dickey                                *
+.\" Copyright 1998-2015,2017 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            *
 .\"                                                                          *
 .\" Permission is hereby granted, free of charge, to any person obtaining a  *
 .\" copy of this software and associated documentation files (the            *


@@ -28,7 +29,7 @@
 .\"
 .\" Author: Thomas E. Dickey 1996-on
 .\"
 .\"
 .\" Author: Thomas E. Dickey 1996-on
 .\"

-.\" $Id: resizeterm.3x,v 1.24 2017/11/18 23:47:37 tom Exp $
+.\" $Id: resizeterm.3x,v 1.28 2020/10/17 23:55:41 tom Exp $

 .TH resizeterm 3X ""
 .de bP
 .ie n  .IP \(bu 4
 .TH resizeterm 3X ""
 .de bP
 .ie n  .IP \(bu 4


@@ -41,11 +42,11 @@
 .SH SYNOPSIS
 \fB#include <curses.h>\fR
 .sp
 .SH SYNOPSIS
 \fB#include <curses.h>\fR
 .sp

-\fBbool is_term_resized(int lines, int columns);\fR
+\fBbool is_term_resized(int \fP\fIlines\fP\fB, int \fP\fIcolumns\fP\fB);\fR

 .br
 .br

-\fBint resize_term(int lines, int columns);\fR
+\fBint resize_term(int \fP\fIlines\fP\fB, int \fP\fIcolumns\fP\fB);\fR

 .br
 .br

-\fBint resizeterm(int lines, int columns);\fR
+\fBint resizeterm(int \fP\fIlines\fP\fB, int \fP\fIcolumns\fP\fB);\fR

 .SH DESCRIPTION
 .PP
 This is an extension to the curses library.
 .SH DESCRIPTION
 .PP
 This is an extension to the curses library.


@@ -60,19 +61,31 @@ such as the \fBLINES\fP and \fBCOLS\fP variables.
 .SS resize_term
 .PP
 Most of the work is done by the inner function \fBresize_term\fR.
 .SS resize_term
 .PP
 Most of the work is done by the inner function \fBresize_term\fR.

-The outer function \fBresizeterm\fR adds bookkeeping for the \fBSIGWINCH\fP handler.
+The outer function \fBresizeterm\fR adds bookkeeping
+for the \fBSIGWINCH\fP handler,
+as well as repainting the soft-key area (see \fBslk_touch\fP(3X)).
+.PP

 When resizing the windows,
 \fBresize_term\fR blank-fills the areas that are extended.
 The calling application should fill in these areas with appropriate data.
 When resizing the windows,
 \fBresize_term\fR blank-fills the areas that are extended.
 The calling application should fill in these areas with appropriate data.

+.PP

 The \fBresize_term\fR function attempts to resize all windows.
 However, due to the calling convention of pads,
 it is not possible to resize these
 without additional interaction with the application.
 The \fBresize_term\fR function attempts to resize all windows.
 However, due to the calling convention of pads,
 it is not possible to resize these
 without additional interaction with the application.

+.PP
+When resizing windows, \fBresize_term\fR recursively adjusts subwindows,
+keeping them within the updated parent window's limits.
+If a top-level window happens to extend to the screen's limits,
+then on resizing the window, \fBresize_term\fR will keep the window
+extending to the corresponding limit, regardless of whether the
+screen has shrunk or grown.

 .SS is_term_resized
 .PP
 A support function \fBis_term_resized\fR is provided so that applications
 can check if the \fBresize_term\fR function would modify the window structures.
 .SS is_term_resized
 .PP
 A support function \fBis_term_resized\fR is provided so that applications
 can check if the \fBresize_term\fR function would modify the window structures.

-It returns \fBTRUE\fP if the windows would be modified, and \fBFALSE\fP otherwise.
+It returns \fBTRUE\fP if the windows would be modified,
+and \fBFALSE\fP otherwise.

 .SH RETURN VALUE
 Except as noted, these functions return
 the integer \fBERR\fR upon failure and \fBOK\fR on success.
 .SH RETURN VALUE
 Except as noted, these functions return
 the integer \fBERR\fR upon failure and \fBOK\fR on success.