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- * @Id: curs_touch.3x,v 1.8 2000/07/08 11:07:57 tom Exp @
+ * @Id: curs_touch.3x,v 1.12 2010/07/31 16:10:55 tom Exp @
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<!-- Manpage converted by man2html 3.0.1 -->
+<STRONG><A HREF="curs_touch.3x.html">curs_touch(3x)</A></STRONG> <STRONG><A HREF="curs_touch.3x.html">curs_touch(3x)</A></STRONG>
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</PRE>
<H2>NAME</H2><PRE>
The <STRONG>wtouchln</STRONG> routine makes <EM>n</EM> lines in the window, starting
at line <EM>y</EM>, look as if they have (<EM>changed</EM><STRONG>=1</STRONG>) or have not
- (<EM>changed</EM><STRONG>=0</STRONG>) been changed since the last call to <STRONG>wrefresh</STRONG>.
+ (<EM>changed</EM><STRONG>=0</STRONG>) been changed since the last call to <STRONG>wrefresh</STRONG>.
- The <STRONG>is_linetouched</STRONG> and <STRONG>is_wintouched</STRONG> routines return <STRONG>TRUE</STRONG>
- if the specified line/window was modified since the last
- call to <STRONG>wrefresh</STRONG>; otherwise they return <STRONG>FALSE</STRONG>. In addi-
- tion, <STRONG>is_linetouched</STRONG> returns <STRONG>ERR</STRONG> if <EM>line</EM> is not valid for
+ The <STRONG>is_linetouched</STRONG> and <STRONG>is_wintouched</STRONG> routines return <STRONG>TRUE</STRONG>
+ if the specified line/window was modified since the last
+ call to <STRONG>wrefresh</STRONG>; otherwise they return <STRONG>FALSE</STRONG>. In addi-
+ tion, <STRONG>is_linetouched</STRONG> returns <STRONG>ERR</STRONG> if <EM>line</EM> is not valid for
the given window.
</PRE>
<H2>RETURN VALUE</H2><PRE>
- All routines return the integer <STRONG>ERR</STRONG> upon failure and an
- integer value other than <STRONG>ERR</STRONG> upon successful completion,
- unless otherwise noted in the preceding routine descrip-
+ All routines return the integer <STRONG>ERR</STRONG> upon failure and an
+ integer value other than <STRONG>ERR</STRONG> upon successful completion,
+ unless otherwise noted in the preceding routine descrip-
tions.
+ X/Open does not define any error conditions. In this im-
+ plementation
+
+ <STRONG>is_linetouched</STRONG>
+ returns an error if the window pointer is
+ null, or if the line number is outside the
+ window. Note that ERR is distinct from TRUE
+ and FALSE, which are the normal return values
+ of this function.
+
+ <STRONG>wtouchln</STRONG>
+ returns an error if the window pointer is
+ null, or if the line number is outside the
+ window.
+
</PRE>
<H2>PORTABILITY</H2><PRE>
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+ <STRONG><A HREF="curs_touch.3x.html">curs_touch(3x)</A></STRONG>
</PRE>
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<ADDRESS>
projects / ncurses.git / blobdiff