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- * @Id: curs_getch.3x,v 1.75 2023/10/07 21:19:07 tom Exp @
+ * @Id: curs_getch.3x,v 1.76 2023/12/16 21:01:28 tom Exp @
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-<H1 class="no-header">curs_getch 3x 2023-10-07 ncurses 6.4 Library calls</H1>
+<H1 class="no-header">curs_getch 3x 2023-12-16 ncurses 6.4 Library calls</H1>
<PRE>
<STRONG><A HREF="curs_getch.3x.html">curs_getch(3x)</A></STRONG> Library calls <STRONG><A HREF="curs_getch.3x.html">curs_getch(3x)</A></STRONG>
<STRONG>int</STRONG> <STRONG>getch(void);</STRONG>
<STRONG>int</STRONG> <STRONG>wgetch(WINDOW</STRONG> <STRONG>*</STRONG><EM>win</EM><STRONG>);</STRONG>
-
<STRONG>int</STRONG> <STRONG>mvgetch(int</STRONG> <EM>y</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>x</EM><STRONG>);</STRONG>
<STRONG>int</STRONG> <STRONG>mvwgetch(WINDOW</STRONG> <STRONG>*</STRONG><EM>win</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>y</EM><STRONG>,</STRONG> <STRONG>int</STRONG> <EM>x</EM><STRONG>);</STRONG>
experience a delay between the time a user presses the escape key and
the escape is returned to the program.
- In <STRONG>ncurses</STRONG>, the timer normally expires after the value in <STRONG>ESCDELAY</STRONG> (see
+ In <EM>ncurses</EM>, the timer normally expires after the value in <STRONG>ESCDELAY</STRONG> (see
<STRONG><A HREF="curs_variables.3x.html">curs_variables(3x)</A></STRONG>). If <STRONG>notimeout</STRONG> is <STRONG>TRUE</STRONG>, the timer does not expire;
it is an infinite (or very large) value. Because function keys usually
begin with an escape character, the terminal may appear to hang in
KEY_ENTER Enter or send
KEY_SRESET Soft (partial) reset
KEY_RESET Reset or hard reset
-
KEY_PRINT Print or copy
+
KEY_LL Home down or bottom (lower left)
KEY_A1 Upper left of keypad
KEY_A3 Upper right of keypad
<STRONG>o</STRONG> <STRONG>KEY_MOUSE</STRONG> is returned for mouse-events (see <STRONG><A HREF="curs_mouse.3x.html">curs_mouse(3x)</A></STRONG>). This
code relies upon whether or not <STRONG><A HREF="curs_inopts.3x.html">keypad(3x)</A></STRONG> has been enabled,
- because (e.g., with <STRONG>xterm(1)</STRONG> mouse prototocol) ncurses must read
+ because (e.g., with <STRONG>xterm(1)</STRONG> mouse prototocol) <EM>ncurses</EM> must read
escape sequences, just like a function key.
<STRONG>KEY_ENTER</STRONG> versus control/M, <STRONG>KEY_BACKSPACE</STRONG> versus control/H. Some
curses implementations may differ according to whether they treat these
control keys specially (and ignore the terminfo), or use the terminfo
- definitions. <STRONG>Ncurses</STRONG> uses the terminfo definition. If it says that
+ definitions. <EM>ncurses</EM> uses the terminfo definition. If it says that
<STRONG>KEY_ENTER</STRONG> is control/M, <STRONG>getch</STRONG> will return <STRONG>KEY_ENTER</STRONG> when you press
control/M.
<STRONG>KEY_MOUSE</STRONG> is mentioned in XSI Curses, along with a few related terminfo
capabilities, but no higher-level functions use the feature. The
- implementation in ncurses is an extension.
+ implementation in <EM>ncurses</EM> is an extension.
- <STRONG>KEY_RESIZE</STRONG> is an extension first implemented for ncurses. NetBSD
+ <STRONG>KEY_RESIZE</STRONG> is an extension first implemented for <EM>ncurses</EM>. NetBSD
curses later added this extension.
Programmers concerned about portability should be prepared for either
receipt interrupts <STRONG>getch</STRONG> and causes it to return <STRONG>ERR</STRONG> with <STRONG>errno</STRONG> set to
<STRONG>EINTR</STRONG>.
- The <STRONG>has_key</STRONG> function is unique to <STRONG>ncurses</STRONG>. We recommend that any code
+ The <STRONG>has_key</STRONG> function is unique to <EM>ncurses</EM>. We recommend that any code
using it be conditionalized on the <STRONG>NCURSES_VERSION</STRONG> feature macro.
-ncurses 6.4 2023-1
0-07 <STRONG><A HREF="curs_getch.3x.html">curs_getch(3x)</A></STRONG>
+ncurses 6.4 2023-1
2-16 <STRONG><A HREF="curs_getch.3x.html">curs_getch(3x)</A></STRONG>
</PRE>
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