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- * @Id: curs_clear.3x,v 1.14 2010/12/04 18:36:44 tom Exp @
+ * @Id: curs_clear.3x,v 1.15 2016/10/15 17:02:31 tom Exp @
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-</PRE>
-<H2><a name="h2-NAME">NAME</a></H2><PRE>
+</PRE><H2><a name="h2-NAME">NAME</a></H2><PRE>
<STRONG>erase</STRONG>, <STRONG>werase</STRONG>, <STRONG>clear</STRONG>, <STRONG>wclear</STRONG>, <STRONG>clrtobot</STRONG>, <STRONG>wclrtobot</STRONG>,
<STRONG>clrtoeol</STRONG>, <STRONG>wclrtoeol</STRONG> - clear all or part of a <STRONG>curses</STRONG> window
-</PRE>
-<H2><a name="h2-SYNOPSIS">SYNOPSIS</a></H2><PRE>
+</PRE><H2><a name="h2-SYNOPSIS">SYNOPSIS</a></H2><PRE>
<STRONG>#</STRONG> <STRONG>include</STRONG> <STRONG><curses.h></STRONG>
<STRONG>int</STRONG> <STRONG>erase(void);</STRONG>
<STRONG>int</STRONG> <STRONG>wclrtoeol(WINDOW</STRONG> <STRONG>*win);</STRONG>
-</PRE>
-<H2><a name="h2-DESCRIPTION">DESCRIPTION</a></H2><PRE>
+</PRE><H2><a name="h2-DESCRIPTION">DESCRIPTION</a></H2><PRE>
The <STRONG>erase</STRONG> and <STRONG>werase</STRONG> routines copy blanks to every posi-
tion in the window, clearing the screen.
dition (as set by <STRONG>wbkgdset</STRONG>) merged into them.
-</PRE>
-<H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
+</PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
All routines return the integer <STRONG>OK</STRONG> on success and <STRONG>ERR</STRONG> on
failure. The SVr4.0 manual says "or a non-negative inte-
ger if <STRONG>immedok</STRONG> is set", but this appears to be an error.
error if it is null.
-</PRE>
-<H2><a name="h2-NOTES">NOTES</a></H2><PRE>
+</PRE><H2><a name="h2-NOTES">NOTES</a></H2><PRE>
Note that <STRONG>erase</STRONG>, <STRONG>werase</STRONG>, <STRONG>clear</STRONG>, <STRONG>wclear</STRONG>, <STRONG>clrtobot</STRONG>, and <STRONG>clr-</STRONG>
<STRONG>toeol</STRONG> may be macros.
-</PRE>
-<H2><a name="h2-PORTABILITY">PORTABILITY</a></H2><PRE>
+</PRE><H2><a name="h2-PORTABILITY">PORTABILITY</a></H2><PRE>
These functions are described in the XSI Curses standard,
Issue 4. The standard specifies that they return <STRONG>ERR</STRONG> on
failure, but specifies no error conditions.
<STRONG>scr)</STRONG>. This will not work under ncurses.
This implementation, and others such as Solaris, sets the
- current position to 0,0 after erasing via <STRONG>werase()</STRONG> and
- <STRONG>wclear()</STRONG>. That fact is not documented in other implemen-
- tations, and may not be true of implementations which were
+ current position to 0,0 after erasing via <STRONG>werase</STRONG> and
+ <STRONG>wclear</STRONG>. That fact is not documented in other implementa-
+ tions, and may not be true of implementations which were
not derived from SVr4 source.
Not obvious from the description, most implementations
ing the next <STRONG>wrefresh</STRONG>, use <STRONG>werase</STRONG> instead.
-</PRE>
-<H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE>
+</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_outopts.3x.html">curs_outopts(3x)</A></STRONG>, <STRONG><A HREF="curs_refresh.3x.html">curs_refresh(3x)</A></STRONG>, <STRONG>curs_vari-</STRONG>
<STRONG><A HREF="curs_variables.3x.html">ables(3x)</A></STRONG>
projects / ncurses.git / blobdiff