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/*
 * statusbar.h
 *
 * Copyright (C) 2012 - 2019 James Booth <boothj5@gmail.com>
 *
 * This file is part of Profanity.
 *
 * Profanity is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Profanity is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Profanity.  If not, see <https://www.gnu.org/licenses/>.
 *
 * In addition, as a special exception, the copyright holders give permission to
 * link the code of portions of this program with the OpenSSL library under
 * certain conditions as described in each individual source file, and
 * distribute linked combinations including the two.
 *
 * You must obey the GNU General Public License in all respects for all of the
 * code used other than OpenSSL. If you modify file(s) with this exception, you
 * may extend this exception to your version of the file(s), but you are not
 * obligated to do so. If you do not wish to do so, delete this exception
 * statement from your version. If you delete this exception statement from all
 * source files in the program, then also delete it here.
 *
 */

#ifndef UI_STATUSBAR_H
#define UI_STATUSBAR_H

void status_bar_init(void);
void status_bar_draw(void);
void status_bar_close(void);
void status_bar_resize(void);
void status_bar_set_prompt(const char *const prompt);
void status_bar_clear_prompt(void);
void status_bar_set_fulljid(const char *const fulljid);
void status_bar_clear_fulljid(void);
void status_bar_current(int i);

#endif
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<a href='https://github.com/akkartik/mu/blob/master/017parse_tree.cc'>https://github.com/akkartik/mu/blob/master/017parse_tree.cc</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr">  1 </span><span class="Comment">// So far instructions can only contain linear lists of properties. Now we add</span>
<span id="L2" class="LineNr">  2 </span><span class="Comment">// support for more complex trees of properties in dilated reagents. This will</span>
<span id="L3" class="LineNr">  3 </span><span class="Comment">// come in handy later for expressing complex types, like &quot;a dictionary from</span>
<span id="L4" class="LineNr">  4 </span><span class="Comment">// (address to array of charaters) to (list of numbers)&quot;.</span>
<span id="L5" class="LineNr">  5 </span><span class="Comment">//</span>
<span id="L6" class="LineNr">  6 </span><span class="Comment">// Type trees aren't as general as s-expressions even if they look like them:</span>
<span id="L7" class="LineNr">  7 </span><span class="Comment">// the first element of a type tree is always an atom, and it can never be</span>
<span id="L8" class="LineNr">  8 </span><span class="Comment">// dotted (right-&gt;right-&gt;right-&gt;...-&gt;right is always NULL).</span>
<span id="L9" class="LineNr">  9 </span><span class="Comment">//</span>
<span id="L10" class="LineNr"> 10 </span><span class="Comment">// For now you can't use the simpler 'colon-based' representation inside type</span>
<span id="L11" class="LineNr"> 11 </span><span class="Comment">// trees. Once you start typing parens, keep on typing parens.</span>
<span id="L12" class="LineNr"> 12 </span>
<span id="L13" class="LineNr"> 13 </span><span class="Delimiter">:(scenarios load)</span>
<span id="L14" class="LineNr"> 14 </span><span class="Delimiter">:(scenario dilated_reagent_with_nested_brackets)</span>
<span id="L15" class="LineNr"> 15 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L16" class="LineNr"> 16 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: number<span class="Delimiter">,</span> foo: <span class="Delimiter">(</span>bar <span class="Delimiter">(</span>baz quux<span class="Delimiter">))}</span><span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
<span id="L17" class="LineNr"> 17 </span>]
<span id="L18" class="LineNr"> 18 </span><span class="traceContains">+parse:   product: {1: &quot;number&quot;, &quot;foo&quot;: (&quot;bar&quot; (&quot;baz&quot; &quot;quux&quot;))}</span>
<span id="L19" class="LineNr"> 19 </span>
<span id="L20" class="LineNr"> 20 </span><span class="Delimiter">:(before &quot;End Parsing Dilated Reagent Property(value)&quot;)</span>
<span id="L21" class="LineNr"> 21 </span>value = parse_string_tree<span class="Delimiter">(</span>value<span class="Delimiter">);</span>
<span id="L22" class="LineNr"> 22 </span><span class="Delimiter">:(before &quot;End Parsing Dilated Reagent Type Property(type_names)&quot;)</span>
<span id="L23" class="LineNr"> 23 </span>type_names = parse_string_tree<span class="Delimiter">(</span>type_names<span class="Delimiter">);</span>
<span id="L24" class="LineNr"> 24 </span>
<span id="L25" class="LineNr"> 25 </span><span class="Delimiter">:(code)</span>
<span id="L26" class="LineNr"> 26 </span>string_tree* parse_string_tree<span class="Delimiter">(</span>string_tree* s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L27" class="LineNr"> 27 </span>  assert<span class="Delimiter">(</span>s<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">);</span>
<span id="L28" class="LineNr"> 28 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!starts_with<span class="Delimiter">(</span>s<span class="Delimiter">-&gt;</span>value<span class="Delimiter">,</span> <span class="Constant">&quot;(&quot;</span><span class="Delimiter">))</span> <span class="Identifier">return</span> s<span class="Delimiter">;</span>
<span id="L29" class="LineNr"> 29 </span>  string_tree* result = parse_string_tree<span class="Delimiter">(</span>s<span class="Delimiter">-&gt;</span>value<span class="Delimiter">);</span>
<span id="L30" class="LineNr"> 30 </span>  <span class="Normal">delete</span> s<span class="Delimiter">;</span>
<span id="L31" class="LineNr"> 31 </span>  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L32" class="LineNr"> 32 </span><span class="Delimiter">}</span>
<span id="L33" class="LineNr"> 33 </span>
<span id="L34" class="LineNr"> 34 </span>string_tree* parse_string_tree<span class="Delimiter">(</span><span class="Normal">const</span> string&amp; s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L35" class="LineNr"> 35 </span>  istringstream in<span class="Delimiter">(</span>s<span class="Delimiter">);</span>
<span id="L36" class="LineNr"> 36 </span>  in &gt;&gt; std::noskipws<span class="Delimiter">;</span>
<span id="L37" class="LineNr"> 37 </span>  <span class="Identifier">return</span> parse_string_tree<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
<span id="L38" class="LineNr"> 38 </span><span class="Delimiter">}</span>
<span id="L39" class="LineNr"> 39 </span>
<span id="L40" class="LineNr"> 40 </span>string_tree* parse_string_tree<span class="Delimiter">(</span>istream&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L41" class="LineNr"> 41 </span>  skip_whitespace_but_not_newline<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
<span id="L42" class="LineNr"> 42 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">NULL</span><span class="Delimiter">;</span>
<span id="L43" class="LineNr"> 43 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">')'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L44" class="LineNr"> 44 </span>    in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>
<span id="L45" class="LineNr"> 45 </span>    <span class="Identifier">return</span> <span class="Constant">NULL</span><span class="Delimiter">;</span>
<span id="L46" class="LineNr"> 46 </span>  <span class="Delimiter">}</span>
<span id="L47" class="LineNr"> 47 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="Constant">'('</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L48" class="LineNr"> 48 </span>    string s = <a href='011load.cc.html#L169'>next_word</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span>
<span id="L49" class="LineNr"> 49 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
<span id="L50" class="LineNr"> 50 </span>      assert<span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">));</span>
<span id="L51" class="LineNr"> 51 </span>      <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <span class="Constant">&quot;incomplete string tree at <a href='003trace.cc.html#L225'>end</a> of file (0)\n&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
<span id="L52" class="LineNr"> 52 </span>      <span class="Identifier">return</span> <span class="Constant">NULL</span><span class="Delimiter">;</span>
<span id="L53" class="LineNr"> 53 </span>    <span class="Delimiter">}</span>
<span id="L54" class="LineNr"> 54 </span>    string_tree* result = <span class="Normal">new</span> string_tree<span class="Delimiter">(</span>s<span class="Delimiter">);</span>
<span id="L55" class="LineNr"> 55 </span>    <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L56" class="LineNr"> 56 </span>  <span class="Delimiter">}</span>
<span id="L57" class="LineNr"> 57 </span>  in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>  <span class="Comment">// skip '('</span>
<span id="L58" class="LineNr"> 58 </span>  string_tree* result = <span class="Constant">NULL</span><span class="Delimiter">;</span>
<span id="L59" class="LineNr"> 59 </span>  string_tree** curr = &amp;result<span class="Delimiter">;</span>
<span id="L60" class="LineNr"> 60 </span>  <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L61" class="LineNr"> 61 </span>    skip_whitespace_but_not_newline<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
<span id="L62" class="LineNr"> 62 </span>    assert<span class="Delimiter">(</span><a href='001help.cc.html#L239'>has_data</a><span class="Delimiter">(</span>in<span class="Delimiter">));</span>
<span id="L63" class="LineNr"> 63 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">')'</span><span class="Delimiter">)</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L64" class="LineNr"> 64 </span>    *curr = <span class="Normal">new</span> string_tree<span class="Delimiter">(</span><span class="Constant">NULL</span><span class="Delimiter">,</span> <span class="Constant">NULL</span><span class="Delimiter">);</span>
<span id="L65" class="LineNr"> 65 </span>    <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'('</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L66" class="LineNr"> 66 </span>      <span class="Delimiter">(</span>*curr<span class="Delimiter">)-&gt;</span>left = parse_string_tree<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
<span id="L67" class="LineNr"> 67 </span>    <span class="Delimiter">}</span>
<span id="L68" class="LineNr"> 68 </span>    <span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L69" class="LineNr"> 69 </span>      string s = <a href='011load.cc.html#L169'>next_word</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span>
<span id="L70" class="LineNr"> 70 </span>      <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
<span id="L71" class="LineNr"> 71 </span>        assert<span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">));</span>
<span id="L72" class="LineNr"> 72 </span>        <a href='003trace.cc.html#L196'>raise</a> &lt;&lt; <span class="Constant">&quot;incomplete string tree at <a href='003trace.cc.html#L225'>end</a> of file (1)\n&quot;</span> &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
<span id="L73" class="LineNr"> 73 </span>        <span class="Identifier">return</span> <span class="Constant">NULL</span><span class="Delimiter">;</span>
<span id="L74" class="LineNr"> 74 </span>      <span class="Delimiter">}</span>
<span id="L75" class="LineNr"> 75 </span>      <span class="Delimiter">(</span>*curr<span class="Delimiter">)-&gt;</span>left = <span class="Normal">new</span> string_tree<span class="Delimiter">(</span>s<span class="Delimiter">);</span>
<span id="L76" class="LineNr"> 76 </span>    <span class="Delimiter">}</span>
<span id="L77" class="LineNr"> 77 </span>    curr = &amp;<span class="Delimiter">(</span>*curr<span class="Delimiter">)-&gt;</span>right<span class="Delimiter">;</span>
<span id="L78" class="LineNr"> 78 </span>  <span class="Delimiter">}</span>
<span id="L79" class="LineNr"> 79 </span>  in<span class="Delimiter">.</span>get<span class="Delimiter">();</span>  <span class="Comment">// skip ')'</span>
<span id="L80" class="LineNr"> 80 </span>  assert<span class="Delimiter">(</span>*curr == <span class="Constant">NULL</span><span class="Delimiter">);</span>
<span id="L81" class="LineNr"> 81 </span>  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L82" class="LineNr"> 82 </span><span class="Delimiter">}</span>
<span id="L83" class="LineNr"> 83 </span>
<span id="L84" class="LineNr"> 84 </span><span class="Delimiter">:(scenario dilated_reagent_with_type_tree)</span>
<span id="L85" class="LineNr"> 85 </span><span class="Special">% Hide_errors = true;  // 'map' isn't defined yet</span>
<span id="L86" class="LineNr"> 86 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L87" class="LineNr"> 87 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span>foo <span class="Delimiter">(</span><a href='043space.cc.html#L101'>address</a> array character<span class="Delimiter">)</span> <span class="Delimiter">(</span>bar number<span class="Delimiter">))}</span><span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
<span id="L88" class="LineNr"> 88 </span>]
<span id="L89" class="LineNr"> 89 </span><span class="Comment"># just to avoid errors</span>
<span id="L90" class="LineNr"> 90 </span><span class="muData">container</span> foo [
<span id="L91" class="LineNr"> 91 </span>]
<span id="L92" class="LineNr"> 92 </span><span class="muData">container</span> bar [
<span id="L93" class="LineNr"> 93 </span>]
<span id="L94" class="LineNr"> 94 </span><span class="traceContains">+parse:   product: {1: (&quot;foo&quot; (&quot;address&quot; &quot;array&quot; &quot;character&quot;) (&quot;bar&quot; &quot;number&quot;))}</span>
<span id="L95" class="LineNr"> 95 </span>
<span id="L96" class="LineNr"> 96 </span><span class="Delimiter">:(scenario dilated_empty_tree)</span>
<span id="L97" class="LineNr"> 97 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L98" class="LineNr"> 98 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: number<span class="Delimiter">,</span> foo: <span class="Delimiter">()}</span><span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
<span id="L99" class="LineNr"> 99 </span>]
<span id="L100" class="LineNr">100 </span><span class="traceContains">+parse:   product: {1: &quot;number&quot;, &quot;foo&quot;: ()}</span>
<span id="L101" class="LineNr">101 </span>
<span id="L102" class="LineNr">102 </span><span class="Delimiter">:(scenario dilated_singleton_tree)</span>
<span id="L103" class="LineNr">103 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L104" class="LineNr">104 </span>  <span class="Delimiter">{</span><span class="Constant">1</span>: number<span class="Delimiter">,</span> foo: <span class="Delimiter">(</span>bar<span class="Delimiter">)}</span><span class="Special"> &lt;- </span>copy <span class="Constant">34</span>
<span id="L105" class="LineNr">105 </span>]
<span id="L106" class="LineNr">106 </span><span class="traceContains">+parse:   product: {1: &quot;number&quot;, &quot;foo&quot;: (&quot;bar&quot;)}</span>
</pre>
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