NodeSorter.cs

   1 //Widgit is free software; you can redistribute it and/or modify
   2 //it under the terms of the GNU General Public License as published by
   3 //the Free Software Foundation; either version 2 of the License, or
   4 //(at your option) any later version.
   5
   6 //Widgit is distributed in the hope that it will be useful,
   7 //but WITHOUT ANY WARRANTY; without even the implied warranty of
   8 //MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9 //GNU General Public License for more details.
  10
  11 //You should have received a copy of the GNU General Public License
  12 //along with Widgit; if not, write to the Free Software
  13 //Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USAusing System;
  14
  15 using System;
  16 using System.Collections;
  17 using System.Text;
  18 using System.Windows.Forms;
  19
  20 namespace Widgit
  21 {
  22     public class NodeSorter : IComparer
  23     {
  24         public int Compare(object x, object y)
  25         {
  26             TreeNode tx = x as TreeNode;
  27             TreeNode ty = y as TreeNode;
  28
  29             // Compare the length of the strings, returning the difference.
  30             if (tx.Nodes.Count > 0 && ty.Nodes.Count < 1)
  31                 return -1;
  32             if (tx.Nodes.Count < 1 && ty.Nodes.Count > 0)
  33                 return 1;
  34
  35             return string.Compare(tx.Text, ty.Text);
  36         }
  37
  38     }
  39 }