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<h1>lcurses 9.0.0</h1>
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<li><a href="../index.html">Index</a></li>
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<h2>Examples</h2>
<ul class="$(kind=='Topics' and '' or 'nowrap'">
<li><strong>curses.lua</strong></li>
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<h2>Modules</h2>
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<li><a href="../modules/curses.html">curses</a></li>
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<li><a href="../classes/curses.chstr.html">curses.chstr</a></li>
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<h2>curses.lua</h2>
<pre>
<span class="keyword">local</span> curses = <span class="global">require</span> <span class="string">"curses"</span>
<span class="keyword">local</span> <span class="keyword">function</span> printf (fmt, ...)
<span class="keyword">return</span> <span class="global">print</span> (<span class="global">string</span>.format (fmt, ...))
<span class="keyword">end</span>
<span class="keyword">local</span> <span class="keyword">function</span> main ()
<span class="keyword">local</span> stdscr = curses.initscr ()
curses.cbreak ()
curses.echo (<span class="keyword">false</span>) <span class="comment">-- not noecho !
</span> curses.nl (<span class="keyword">false</span>) <span class="comment">-- not nonl !
</span>
stdscr:clear ()
<span class="keyword">local</span> a = {}
<span class="keyword">for</span> k, v <span class="keyword">in</span> <span class="global">pairs</span> (curses) <span class="keyword">do</span>
<span class="keyword">if</span> <span class="global">type</span> (v) == <span class="string">"number"</span> <span class="keyword">then</span> a[#a+<span class="number">1</span>] = k <span class="keyword">end</span>
<span class="keyword">end</span>
stdscr:mvaddstr (<span class="number">15</span>, <span class="number">20</span>, <span class="string">"print out curses constants (y/n) ? "</span>)
stdscr:refresh ()
<span class="keyword">local</span> c = stdscr:getch ()
<span class="keyword">if</span> c < <span class="number">256</span> <span class="keyword">then</span> c = <span class="global">string</span>.char (c) <span class="keyword">end</span>
curses.endwin ()
<span class="keyword">if</span> c == <span class="string">"y"</span> <span class="keyword">then</span>
<span class="global">table</span>.sort (a, cmp)
<span class="keyword">for</span> i, k <span class="keyword">in</span> <span class="global">ipairs</span> (a) <span class="keyword">do</span>
printf (<span class="string">" %03d. %20s = 0x%08x (%d)"</span>,
i, <span class="string">"curses."</span> .. k, curses[k], curses[k])
<span class="keyword">end</span>
<span class="keyword">end</span>
<span class="keyword">end</span>
<span class="comment">-- To display Lua errors, we must close curses to return to
</span><span class="comment">-- normal terminal mode, and then write the error to stdout.
</span><span class="keyword">local</span> <span class="keyword">function</span> err (err)
curses.endwin ()
<span class="global">print</span> <span class="string">"Caught an error:"</span>
<span class="global">print</span> (<span class="global">debug</span>.traceback (err, <span class="number">2</span>))
<span class="global">os</span>.exit (<span class="number">2</span>)
<span class="keyword">end</span>
<span class="global">xpcall</span> (main, err)</pre>
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