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1 //
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2 // NamedTree.h -- a generic class to build tree data structures
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3 // This class requires the String class, also by Don Yacktman.
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4 // Written by Don Yacktman (c) 1993 by Don Yacktman.
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5 // All rights reserved.
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6 //
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7 // This Tree subclass allows an entire tree to be given a name, other than
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8 // the root node's name.
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9 //
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10 // You may use and copy this class freely as long as you
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11 // comply with the following terms:
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12 // (1) If you use this class in an application which you
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13 // intend to sell commercially, as shareware, or otherwise,
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14 // you may only do so with express written permission
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15 // of the author. Use in applications which will
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16 // be distributed free of charge is encouraged.
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17 // (2) You must include the source code to this object and
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18 // all accompanying documentation with your application,
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19 // or provide it to users if requested, free of charge.
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20 // (3) Do not remove the author's name or any of the
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21 // copyright notices
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22 //
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23
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24 #import "Tree.h" // superclass is in there
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25
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26 @interface NamedTree:Tree
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27 {
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28 id treeName; // a String object that all nodes should point to
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29 }
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30
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31 // set and retrieve the tree's name
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32 - setTreeName:string;
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33 - (const char *)treeName;
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34
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35 - act:sender; // action performed when node is activated
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36 - activateNode:sender; // message sent to "activate" the node
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37
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38 @end
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