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ncurses 6.0 - patch 20150606
[ncurses.git] / doc / html / man / curs_window.3x.html
diff --git a/doc/html/man/curs_window.3x.html b/doc/html/man/curs_window.3x.html
index 0b9d2a34eeba1c054719c74316e465f17fb3b5a4..4159bfdde573c4b7cde790f4d3190adbd9f5f8d1 100644 (file)
--- a/doc/html/man/curs_window.3x.html
+++ b/doc/html/man/curs_window.3x.html
@@ -1,7 +1,6 @@
-<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
 <!-- 
   ****************************************************************************
 <!-- 
   ****************************************************************************
-  * Copyright (c) 1998,2000 Free Software Foundation, Inc.                   *
+  * Copyright (c) 1998-2010,2014 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            *
@@ -27,38 +26,46 @@
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
-  * @Id: curs_window.3x,v 1.9 2000/07/01 20:08:37 tom Exp @
+  * @Id: curs_window.3x,v 1.18 2014/03/01 23:36:38 tom Exp @
 -->
 -->
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <HTML>
 <HEAD>
 <HTML>
 <HEAD>
+<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
+<meta name="generator" content="Manpage converted by man2html - see http://invisible-island.net/scripts/readme.html#others_scripts">
 <TITLE>curs_window 3x</TITLE>
 <link rev=made href="mailto:bug-ncurses@gnu.org">
 <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
 </HEAD>
 <BODY>
 <TITLE>curs_window 3x</TITLE>
 <link rev=made href="mailto:bug-ncurses@gnu.org">
 <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
 </HEAD>
 <BODY>
-<H1>curs_window 3x</H1>
-<HR>
+<H1 class="no-header">curs_window 3x</H1>
 <PRE>
 <PRE>
-<!-- Manpage converted by man2html 3.0.1 -->
+<STRONG><A HREF="curs_window.3x.html">curs_window(3x)</A></STRONG>                                         <STRONG><A HREF="curs_window.3x.html">curs_window(3x)</A></STRONG>
+
+
+
 
 </PRE>
 
 </PRE>
-<H2>NAME</H2><PRE>
-       <STRONG>newwin</STRONG>,  <STRONG>delwin</STRONG>,  <STRONG>mvwin</STRONG>, <STRONG>subwin</STRONG>, <STRONG>derwin</STRONG>, <STRONG>mvderwin</STRONG>, <STRONG>dupwin</STRONG>,
-       <STRONG>wsyncup</STRONG>, <STRONG>syncok</STRONG>, <STRONG>wcursyncup</STRONG>,  <STRONG>wsyncdown</STRONG>  -  create  <STRONG>curses</STRONG>
+<H2><a name="h2-NAME">NAME</a></H2><PRE>
+       <STRONG>newwin</STRONG>, <STRONG>delwin</STRONG>, <STRONG>mvwin</STRONG>, <STRONG>subwin</STRONG>, <STRONG>derwin</STRONG>, <STRONG>mvderwin</STRONG>, <STRONG>dupwin</STRONG>,
+       <STRONG>wsyncup</STRONG>, <STRONG>syncok</STRONG>, <STRONG>wcursyncup</STRONG>, <STRONG>wsyncdown</STRONG> - create <STRONG>curses</STRONG>
        windows
 
 
 </PRE>
        windows
 
 
 </PRE>
-<H2>SYNOPSIS</H2><PRE>
+<H2><a name="h2-SYNOPSIS">SYNOPSIS</a></H2><PRE>
        <STRONG>#include</STRONG> <STRONG>&lt;curses.h&gt;</STRONG>
 
        <STRONG>#include</STRONG> <STRONG>&lt;curses.h&gt;</STRONG>
 
-       <STRONG>WINDOW</STRONG> <STRONG>*newwin(int</STRONG> <STRONG>nlines,</STRONG> <STRONG>int</STRONG> <STRONG>ncols,</STRONG> <STRONG>int</STRONG> <STRONG>begin_y,</STRONG>
-             <STRONG>int</STRONG> <STRONG>begin_x);</STRONG>
+       <STRONG>WINDOW</STRONG> <STRONG>*newwin(</STRONG>
+             <STRONG>int</STRONG> <STRONG>nlines,</STRONG> <STRONG>int</STRONG> <STRONG>ncols,</STRONG>
+             <STRONG>int</STRONG> <STRONG>begin_y,</STRONG> <STRONG>int</STRONG> <STRONG>begin_x);</STRONG>
        <STRONG>int</STRONG> <STRONG>delwin(WINDOW</STRONG> <STRONG>*win);</STRONG>
        <STRONG>int</STRONG> <STRONG>mvwin(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>y,</STRONG> <STRONG>int</STRONG> <STRONG>x);</STRONG>
        <STRONG>int</STRONG> <STRONG>delwin(WINDOW</STRONG> <STRONG>*win);</STRONG>
        <STRONG>int</STRONG> <STRONG>mvwin(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>y,</STRONG> <STRONG>int</STRONG> <STRONG>x);</STRONG>
-       <STRONG>WINDOW</STRONG> <STRONG>*subwin(WINDOW</STRONG> <STRONG>*orig,</STRONG> <STRONG>int</STRONG> <STRONG>nlines,</STRONG> <STRONG>int</STRONG> <STRONG>ncols,</STRONG>
+       <STRONG>WINDOW</STRONG> <STRONG>*subwin(WINDOW</STRONG> <STRONG>*orig,</STRONG>
+             <STRONG>int</STRONG> <STRONG>nlines,</STRONG> <STRONG>int</STRONG> <STRONG>ncols,</STRONG>
              <STRONG>int</STRONG> <STRONG>begin_y,</STRONG> <STRONG>int</STRONG> <STRONG>begin_x);</STRONG>
              <STRONG>int</STRONG> <STRONG>begin_y,</STRONG> <STRONG>int</STRONG> <STRONG>begin_x);</STRONG>
-       <STRONG>WINDOW</STRONG> <STRONG>*derwin(WINDOW</STRONG> <STRONG>*orig,</STRONG> <STRONG>int</STRONG> <STRONG>nlines,</STRONG> <STRONG>int</STRONG> <STRONG>ncols,</STRONG>
+       <STRONG>WINDOW</STRONG> <STRONG>*derwin(WINDOW</STRONG> <STRONG>*orig,</STRONG>
+             <STRONG>int</STRONG> <STRONG>nlines,</STRONG> <STRONG>int</STRONG> <STRONG>ncols,</STRONG>
              <STRONG>int</STRONG> <STRONG>begin_y,</STRONG> <STRONG>int</STRONG> <STRONG>begin_x);</STRONG>
        <STRONG>int</STRONG> <STRONG>mvderwin(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>par_y,</STRONG> <STRONG>int</STRONG> <STRONG>par_x);</STRONG>
        <STRONG>WINDOW</STRONG> <STRONG>*dupwin(WINDOW</STRONG> <STRONG>*win);</STRONG>
              <STRONG>int</STRONG> <STRONG>begin_y,</STRONG> <STRONG>int</STRONG> <STRONG>begin_x);</STRONG>
        <STRONG>int</STRONG> <STRONG>mvderwin(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>par_y,</STRONG> <STRONG>int</STRONG> <STRONG>par_x);</STRONG>
        <STRONG>WINDOW</STRONG> <STRONG>*dupwin(WINDOW</STRONG> <STRONG>*win);</STRONG>
@@ -69,17 +76,23 @@
 
 
 </PRE>
 
 
 </PRE>
-<H2>DESCRIPTION</H2><PRE>
+<H2><a name="h2-DESCRIPTION">DESCRIPTION</a></H2><PRE>
        Calling <STRONG>newwin</STRONG> creates and returns a pointer to a new win-
        dow with the given number of lines and columns.  The upper
        Calling <STRONG>newwin</STRONG> creates and returns a pointer to a new win-
        dow with the given number of lines and columns.  The upper
-       left-hand  corner of the window is at line <EM>begin</EM>_<EM>y</EM>, column
-       <EM>begin</EM>_<EM>x</EM>.  If either <EM>nlines</EM> or <EM>ncols</EM> is zero, they  default
-       to  <STRONG>LINES</STRONG> <STRONG>-</STRONG> <EM>begin</EM>_<EM>y</EM> and <STRONG>COLS</STRONG> <STRONG>-</STRONG> <EM>begin</EM>_<EM>x</EM>.  A new full-screen
-       window is created by calling <STRONG>newwin(0,0,0,0)</STRONG>.
-
-       Calling <STRONG>delwin</STRONG> deletes the named window, freeing all  mem-
-       ory  associated  with  it  (it does not actually erase the
-       window's screen image).  Subwindows must be deleted before
+       left-hand corner of the window is at
+              line <EM>begin</EM>_<EM>y</EM>,
+              column <EM>begin</EM>_<EM>x</EM>
+
+       If either <EM>nlines</EM> or <EM>ncols</EM> is zero, they default to
+              <STRONG>LINES</STRONG> <STRONG>-</STRONG> <EM>begin</EM>_<EM>y</EM> and
+              <STRONG>COLS</STRONG> <STRONG>-</STRONG> <EM>begin</EM>_<EM>x</EM>.
+
+       A   new   full-screen   window   is   created  by  calling
+       <STRONG>newwin(0,0,0,0)</STRONG>.
+
+       Calling <STRONG>delwin</STRONG> deletes the named window, freeing all memo-
+       ry associated with it (it does not actually erase the win-
+       dow's screen image).  Subwindows must  be  deleted  before
        the main window can be deleted.
 
        Calling <STRONG>mvwin</STRONG> moves the window so that the upper left-hand
        the main window can be deleted.
 
        Calling <STRONG>mvwin</STRONG> moves the window so that the upper left-hand
@@ -91,23 +104,21 @@
        Calling <STRONG>subwin</STRONG> creates and returns a pointer to a new win-
        dow with the given number of lines, <EM>nlines</EM>,  and  columns,
        <EM>ncols</EM>.   The  window  is at position (<EM>begin</EM>_<EM>y</EM>, <EM>begin</EM>_<EM>x</EM>) on
        Calling <STRONG>subwin</STRONG> creates and returns a pointer to a new win-
        dow with the given number of lines, <EM>nlines</EM>,  and  columns,
        <EM>ncols</EM>.   The  window  is at position (<EM>begin</EM>_<EM>y</EM>, <EM>begin</EM>_<EM>x</EM>) on
-       the screen.  (This position is relative to the screen, and
-       not to the window <EM>orig</EM>.)  The window is made in the middle
-       of the window <EM>orig</EM>, so that changes  made  to  one  window
-       will  affect  both  windows.   The subwindow shares memory
-       with the window <EM>orig</EM>.  When using this routine, it is nec-
-       essary  to call <STRONG>touchwin</STRONG> or <STRONG>touchline</STRONG> on <EM>orig</EM> before call-
-       ing <STRONG>wrefresh</STRONG> on the subwindow.
+       the screen.  The subwindow shares memory with  the  window
+       <EM>orig</EM>,  so that changes made to one window will affect both
+       windows.  When using this routine, it is necessary to call
+       <STRONG>touchwin</STRONG>  or  <STRONG>touchline</STRONG> on <EM>orig</EM> before calling <STRONG>wrefresh</STRONG> on
+       the subwindow.
 
        Calling <STRONG>derwin</STRONG> is the same as calling <STRONG>subwin,</STRONG> except  that
        <EM>begin</EM>_<EM>y</EM> and <EM>begin</EM>_<EM>x</EM> are relative to the origin of the win-
        dow <EM>orig</EM> rather than the screen.  There is  no  difference
        between the subwindows and the derived windows.
 
 
        Calling <STRONG>derwin</STRONG> is the same as calling <STRONG>subwin,</STRONG> except  that
        <EM>begin</EM>_<EM>y</EM> and <EM>begin</EM>_<EM>x</EM> are relative to the origin of the win-
        dow <EM>orig</EM> rather than the screen.  There is  no  difference
        between the subwindows and the derived windows.
 
-       Calling  <STRONG>mvderwin</STRONG>  moves  a  derived window (or subwindow)
-       inside its parent window.  The screen-relative  parameters
-       of  the  window  are not changed.  This routine is used to
-       display different parts of the parent window at  the  same
+       Calling <STRONG>mvderwin</STRONG> moves a derived window (or subwindow) in-
+       side its parent window.  The screen-relative parameters of
+       the  window are not changed.  This routine is used to dis-
+       play different parts of the  parent  window  at  the  same
        physical position on the screen.
 
        Calling  <STRONG>dupwin</STRONG>  creates  an exact duplicate of the window
        physical position on the screen.
 
        Calling  <STRONG>dupwin</STRONG>  creates  an exact duplicate of the window
@@ -115,8 +126,8 @@
 
        Calling <STRONG>wsyncup</STRONG> touches all locations in ancestors of  <EM>win</EM>
        that  are changed in <EM>win</EM>.  If <STRONG>syncok</STRONG> is called with second
 
        Calling <STRONG>wsyncup</STRONG> touches all locations in ancestors of  <EM>win</EM>
        that  are changed in <EM>win</EM>.  If <STRONG>syncok</STRONG> is called with second
-       argument <STRONG>TRUE</STRONG> then <STRONG>wsyncup</STRONG> is called  automatically  when-
-       ever there is a change in the window.
+       argument <STRONG>TRUE</STRONG> then <STRONG>wsyncup</STRONG> is called automatically whenev-
+       er there is a change in the window.
 
        The  <STRONG>wsyncdown</STRONG>  routine  touches each location in <EM>win</EM> that
        has been touched in any of  its  ancestor  windows.   This
 
        The  <STRONG>wsyncdown</STRONG>  routine  touches each location in <EM>win</EM> that
        has been touched in any of  its  ancestor  windows.   This
@@ -129,100 +140,111 @@
 
 
 </PRE>
 
 
 </PRE>
-<H2>RETURN VALUE</H2><PRE>
-       Routines that return an integer  return  the  integer  <STRONG>ERR</STRONG>
-       upon failure and <STRONG>OK</STRONG> (SVr4 only specifies "an integer value
+<H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
+       Routines that return an integer return the integer <STRONG>ERR</STRONG> up-
+       on  failure  and <STRONG>OK</STRONG> (SVr4 only specifies "an integer value
        other than <STRONG>ERR</STRONG>") upon successful completion.
 
        other than <STRONG>ERR</STRONG>") upon successful completion.
 
-       <STRONG>delwin</STRONG> returns the integer <STRONG>ERR</STRONG> upon failure  and  <STRONG>OK</STRONG>  upon
-       successful completion.
-
        Routines that return pointers return <STRONG>NULL</STRONG> on error.
 
        Routines that return pointers return <STRONG>NULL</STRONG> on error.
 
+       X/Open defines no error conditions.  In  this  implementa-
+       tion
 
 
-</PRE>
-<H2>NOTES</H2><PRE>
-       If  many small changes are made to the window, the <STRONG>wsyncup</STRONG>
-       option could degrade performance.
-
-       Note that <STRONG>syncok</STRONG> may be a macro.
-
-
-</PRE>
-<H2>BUGS</H2><PRE>
-       The subwindow functions (<EM>subwin</EM>, <EM>derwin</EM>,  <EM>mvderwin</EM>,  <STRONG>wsyn-</STRONG>
-       <STRONG>cup</STRONG>,  <STRONG>wsyncdown</STRONG>,  <STRONG>wcursyncup</STRONG>,  <STRONG>syncok</STRONG>)  are  flaky, incom-
-       pletely implemented, and not well tested.
-
-       The System V curses documentation is  very  unclear  about
-       what <STRONG>wsyncup</STRONG> and <STRONG>wsyncdown</STRONG> actually do.  It seems to imply
-       that they are only supposed to touch exactly  those  lines
-       that are affected by ancestor changes.  The language here,
-       and the behavior of the  <STRONG>curses</STRONG>  implementation,  is  pat-
-       terned  on the XPG4 curses standard.  The weaker XPG4 spec
-       may result in slower updates.
-
-
-</PRE>
-<H2>PORTABILITY</H2><PRE>
-       The XSI Curses standard, Issue  4  describes  these  func-
-       tions.
-
-
-</PRE>
-<H2>SEE ALSO</H2><PRE>
-       <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>, <STRONG><A HREF="curs_refresh.3x.html">curs_refresh(3x)</A></STRONG>, <STRONG><A HREF="curs_touch.3x.html">curs_touch(3x)</A></STRONG>
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+       <STRONG>delwin</STRONG>
+            returns an error if the window pointer is null, or if
+            the window is the parent of another window.
 
 
+       <STRONG>derwin</STRONG>
+            returns an error if  the  parent  window  pointer  is
+            null,  or  if  any  of its ordinates or dimensions is
+            negative, or if the resulting window does not fit in-
+            side the parent window.
 
 
+       <STRONG>dupwin</STRONG>
+            returns an error if the window pointer is null.
 
 
+            This implementation also maintains a list of windows,
+            and checks that the pointer passed to <STRONG>delwin</STRONG>  is  one
+            that it created, returning an error if it was not..
 
 
+       <STRONG>mvderwin</STRONG>
+            returns an error if the window pointer is null, or if
+            some part of the window would be placed off-screen.
 
 
+       <STRONG>mvwin</STRONG>
+            returns an error if the window pointer is null, or if
+            the  window  is  really a pad, or if some part of the
+            window would be placed off-screen.
 
 
+       <STRONG>newwin</STRONG>
+            will fail if either of  its  beginning  ordinates  is
+            negative, or if either the number of lines or columns
+            is negative.
 
 
+       <STRONG>syncok</STRONG>
+            returns an error if the window pointer is null.
 
 
+       <STRONG>subwin</STRONG>
+            returns an error if  the  parent  window  pointer  is
+            null,  or  if  any  of its ordinates or dimensions is
+            negative, or if the resulting window does not fit in-
+            side the parent window.
 
 
+       The  functions which return a window pointer may also fail
+       if there is insufficient memory for its  data  structures.
+       Any  of  these  functions  will fail if the screen has not
+       been initialized, i.e., with <STRONG>initscr</STRONG> or <STRONG>newterm</STRONG>.
 
 
 
 
+</PRE>
+<H2><a name="h2-NOTES">NOTES</a></H2><PRE>
+       If many small changes are made to the window, the  <STRONG>wsyncup</STRONG>
+       option could degrade performance.
 
 
+       Note that <STRONG>syncok</STRONG> may be a macro.
 
 
 
 
+</PRE>
+<H2><a name="h2-BUGS">BUGS</a></H2><PRE>
+       The  subwindow  functions (<EM>subwin</EM>, <EM>derwin</EM>, <EM>mvderwin</EM>, <STRONG>wsyn-</STRONG>
+       <STRONG>cup</STRONG>, <STRONG>wsyncdown</STRONG>, <STRONG>wcursyncup</STRONG>, <STRONG>syncok</STRONG>) are flaky, incomplete-
+       ly implemented, and not well tested.
 
 
+       The  System  V  curses documentation is very unclear about
+       what <STRONG>wsyncup</STRONG> and <STRONG>wsyncdown</STRONG> actually do.  It seems to imply
+       that  they  are only supposed to touch exactly those lines
+       that are affected by ancestor changes.  The language here,
+       and  the  behavior  of  the <STRONG>curses</STRONG> implementation, is pat-
+       terned on the XPG4 curses standard.  The weaker XPG4  spec
+       may result in slower updates.
 
 
 
 
+</PRE>
+<H2><a name="h2-PORTABILITY">PORTABILITY</a></H2><PRE>
+       The  XSI  Curses  standard,  Issue 4 describes these func-
+       tions.
 
 
 
 
+</PRE>
+<H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE>
+       <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>, <STRONG><A HREF="curs_refresh.3x.html">curs_refresh(3x)</A></STRONG>,  <STRONG><A HREF="curs_touch.3x.html">curs_touch(3x)</A></STRONG>,  <STRONG>curs_vari-</STRONG>
+       <STRONG><A HREF="curs_variables.3x.html">ables(3x)</A></STRONG>
 
 
 
 
 
 
+                                                        <STRONG><A HREF="curs_window.3x.html">curs_window(3x)</A></STRONG>
 </PRE>
 </PRE>
-<HR>
-<ADDRESS>
-Man(1) output converted with
-<a href="http://www.oac.uci.edu/indiv/ehood/man2html.html">man2html</a>
-</ADDRESS>
+<div class="nav">
+<ul>
+<li><a href="#h2-NAME">NAME</a></li>
+<li><a href="#h2-SYNOPSIS">SYNOPSIS</a></li>
+<li><a href="#h2-DESCRIPTION">DESCRIPTION</a></li>
+<li><a href="#h2-RETURN-VALUE">RETURN VALUE</a></li>
+<li><a href="#h2-NOTES">NOTES</a></li>
+<li><a href="#h2-BUGS">BUGS</a></li>
+<li><a href="#h2-PORTABILITY">PORTABILITY</a></li>
+<li><a href="#h2-SEE-ALSO">SEE ALSO</a></li>
+</ul>
+</div>
 </BODY>
 </HTML>
 </BODY>
 </HTML>
ncurses, with patches starting at ncurses-5.6; new users should use https://github.com/ThomasDickey/ncurses-snapshots/