labs/lab05/code/prelab/TreeNode.h.html

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<pre><i><span style="color:#9A1900">// TreeNode.h: TreeNode class definition</span></i>
<i><span style="color:#9A1900">// CS 2150: Lab 5</span></i>


<b><span style="color:#000080">#ifndef</span></b> TREENODE_H
<b><span style="color:#000080">#define</span></b> TREENODE_H

<b><span style="color:#000080">#include</span></b> <span style="color:#FF0000">&lt;string&gt;</span>
<b><span style="color:#0000FF">using</span></b> <b><span style="color:#0000FF">namespace</span></b> std<span style="color:#990000">;</span>

<b><span style="color:#0000FF">class</span></b> <span style="color:#008080">TreeNode</span> <span style="color:#FF0000">{</span>
<b><span style="color:#0000FF">public</span></b><span style="color:#990000">:</span>
    <b><span style="color:#000000">TreeNode</span></b><span style="color:#990000">();</span>                  <i><span style="color:#9A1900">// Default Constructor</span></i>
    <b><span style="color:#000000">TreeNode</span></b><span style="color:#990000">(</span><b><span style="color:#0000FF">const</span></b> string<span style="color:#990000">&amp;</span> val<span style="color:#990000">);</span> <i><span style="color:#9A1900">// Constructor</span></i>

<b><span style="color:#0000FF">private</span></b><span style="color:#990000">:</span>
    <span style="color:#008080">string</span> value<span style="color:#990000">;</span>
    TreeNode<span style="color:#990000">*</span> left<span style="color:#990000">;</span>
    TreeNode<span style="color:#990000">*</span> right<span style="color:#990000">;</span>
    <b><span style="color:#0000FF">friend</span></b> <b><span style="color:#0000FF">class</span></b> <span style="color:#008080">TreeCalc</span><span style="color:#990000">;</span>       <i><span style="color:#9A1900">// gives TreeCalc access to private data</span></i>
<span style="color:#FF0000">}</span><span style="color:#990000">;</span>

<b><span style="color:#000080">#endif</span></b>
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