/donations/dcl/doc/Interfaces/Tree.html

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  2. <!-- Creation date: 07/12/2002 -->
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  11. <body>
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  12. <center><h1>IIntfTree/IStrTree/ITree</h1></center>
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  13. 

  14. <h2>Unit</h2>
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  15. 	DCL_intf
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  17. <h2>Inheritance</h2>
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  18. 	<p>Derived from <a href="Collection.html">IIntfCollection/IStrCollection/ICollection</a></p>
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  20. <h2>Methods</h2>
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  21. 

  22. <code>TTraverseOrder = (toPreOrder, toOrder, toPostOrder);</code>
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  23. 

  24. <h3>IIntfTree</h3>
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  25. <code>
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  26.     <b>function</b> GetTraverseOrder: TTraverseOrder;<br>
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  27.     <b>procedure</b> SetTraverseOrder(Value: TTraverseOrder);<br>
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  28.     <b>property</b> TraverseOrder: TTraverseOrder <b>read</b> GetTraverseOrder <b>write</b> SetTraverseOrder;<br>
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  29. </code>
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  30. 

  31. <h3>IStrTree</h3>
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  32. <code>
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  33.     <b>function</b> GetTraverseOrder: TTraverseOrder;<br>
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  34.     <b>procedure</b> SetTraverseOrder(Value: TTraverseOrder);<br>
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  35.     <b>property</b> TraverseOrder: TTraverseOrder <b>read</b> GetTraverseOrder <b>write</b> SetTraverseOrder;<br>
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  36. </code>
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  37. 

  38. <h3>ITree</h3>
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  39. <code>
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  40.     <b>function</b> GetTraverseOrder: TTraverseOrder;<br>
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  41.     <b>procedure</b> SetTraverseOrder(Value: TTraverseOrder);<br>
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  42.     <b>property</b> TraverseOrder: TTraverseOrder <b>read</b> GetTraverseOrder <b>write</b> SetTraverseOrder;<br>
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  43. </code>
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  45. <h2>Description</h2>
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  47. <p>A tree is hierarchical container with parents/childs concepts.</p>
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  49. <table border="1" width="80%" align="center" bgcolor="white" cellpadding="5" cellspacing="0">
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  50.   <tr>
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  51.   	<th bgcolor="silver"> Method	</td>
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  52. 		<th bgcolor="silver"> Description </td>
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  54.   <tr>
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  55.     <td>GetTraverseOrder</td>
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  56.     <td>
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  57. 			Return the current traverse order (PreOrder, Order or PostOrder) of the tree. The traverse order is used for iterators.
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  58. 		</td>
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  59.   </tr>
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  60.   <tr>
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  61.     <td>SetTraverseOrder</td>
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  62.     <td>
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  63. 			Set the traverse order (PreOrder, Order or PostOrder) of the tree. The traverse order is used for iterators.
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  65.   </tr>
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  66. </table>
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  67. 

  68. <h2>Implemented By</h2>
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  69. 	<ul>
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  70. 		<li> <a href="../Classes/BinaryTree.html">BinaryTree</a>
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  71. 	</ul>
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  74. </html>
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