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- * @Id: curs_refresh.3x,v 1.39 2023/12/16 21:09:11 tom Exp @
+ * @Id: curs_refresh.3x,v 1.46 2024/04/20 21:20:07 tom Exp @
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-<H1 class="no-header">curs_refresh 3x 2023-12-16 ncurses 6.4 Library calls</H1>
+<H1 class="no-header">curs_refresh 3x 2024-04-20 ncurses 6.4 Library calls</H1>
<PRE>
<STRONG><A HREF="curs_refresh.3x.html">curs_refresh(3x)</A></STRONG> Library calls <STRONG><A HREF="curs_refresh.3x.html">curs_refresh(3x)</A></STRONG>
</PRE><H2><a name="h2-DESCRIPTION">DESCRIPTION</a></H2><PRE>
-</PRE><H3><a name="h3-refresh_wrefresh">refresh
/wrefresh</a></H3><PRE>
+</PRE><H3><a name="h3-refresh_wrefresh">refresh
, wrefresh</a></H3><PRE>
The <STRONG>refresh</STRONG> and <STRONG>wrefresh</STRONG> routines (or <STRONG>wnoutrefresh</STRONG> and <STRONG>doupdate</STRONG>) must
be called to get actual output to the terminal, as other routines
merely manipulate data structures. The routine <STRONG>wrefresh</STRONG> copies the
the cursor for that window.
-</PRE><H3><a name="h3-wnoutrefresh_doupdate">wnoutrefresh
/doupdate</a></H3><PRE>
+</PRE><H3><a name="h3-wnoutrefresh_doupdate">wnoutrefresh
, doupdate</a></H3><PRE>
The <STRONG>wnoutrefresh</STRONG> and <STRONG>doupdate</STRONG> routines allow multiple updates with more
efficiency than <STRONG>wrefresh</STRONG> alone. In addition to all the window
structures, <STRONG>curses</STRONG> keeps two data structures representing the terminal
<STRONG>PORTABILITY</STRONG> below for a warning about exploiting this behavior.)
-</PRE><H3><a name="h3-wredrawln_redrawwin">wredrawln
/redrawwin</a></H3><PRE>
+</PRE><H3><a name="h3-wredrawln_redrawwin">wredrawln
, redrawwin</a></H3><PRE>
The <STRONG>wredrawln</STRONG> routine indicates to <STRONG>curses</STRONG> that some screen lines are
corrupted and should be thrown away before anything is written over
them. It touches the indicated lines (marking them changed). The
specifies only "an integer value other than <STRONG>ERR</STRONG>") upon successful
completion.
- X/Open does not define any error conditions. In this implementation
+ X/Open Curses does not specify any error conditions. In this
+ implementation
<STRONG>wnoutrefresh</STRONG>
- returns an error if the window pointer is null, or if the
+ returns an error if the window pointer is null, or if the
window is really a pad.
<STRONG>wredrawln</STRONG>
- returns an error if the associated call to <STRONG>touchln</STRONG> returns an
+ returns an error if the associated call to <STRONG>touchln</STRONG> returns an
error.
</PRE><H2><a name="h2-PORTABILITY">PORTABILITY</a></H2><PRE>
- The XSI Curses standard, Issue 4 describes these functions.
+ X/Open Curses, Issue 4 describes these functions.
- Whether <STRONG>wnoutrefresh</STRONG> copies to the virtual screen the entire contents
+ Whether <STRONG>wnoutrefresh</STRONG> copies to the virtual screen the entire contents
of a window or just its changed portions has never been well-documented
- in historic curses versions (including SVr4). It might be unwise to
- rely on either behavior in programs that might have to be linked with
+ in historic curses versions (including SVr4). It might be unwise to
+ rely on either behavior in programs that might have to be linked with
other curses implementations. Instead, you can do an explicit <STRONG>touchwin</STRONG>
- before the <STRONG>wnoutrefresh</STRONG> call to guarantee an entire-contents copy
+ before the <STRONG>wnoutrefresh</STRONG> call to guarantee an entire-contents copy
anywhere.
-ncurses 6.4 202
3-12-16 <STRONG><A HREF="curs_refresh.3x.html">curs_refresh(3x)</A></STRONG>
+ncurses 6.4 202
4-04-20 <STRONG><A HREF="curs_refresh.3x.html">curs_refresh(3x)</A></STRONG>
</PRE>
<div class="nav">
<ul>
<li><a href="#h2-SYNOPSIS">SYNOPSIS</a></li>
<li><a href="#h2-DESCRIPTION">DESCRIPTION</a>
<ul>
-<li><a href="#h3-refresh_wrefresh">refresh/wrefresh</a></li>
-<li><a href="#h3-wnoutrefresh_doupdate">wnoutrefresh/doupdate</a></li>
-<li><a href="#h3-wredrawln_redrawwin">wredrawln/redrawwin</a></li>
+<li><a href="#h3-refresh_wrefresh">refresh, wrefresh</a></li>
+<li><a href="#h3-wnoutrefresh_doupdate">wnoutrefresh, doupdate</a></li>
+<li><a href="#h3-wredrawln_redrawwin">wredrawln, redrawwin</a></li>
</ul>
</li>
<li><a href="#h2-RETURN-VALUE">RETURN VALUE</a></li>
projects / ncurses.git / blobdiff