46 lines
1.5 KiB
C#
46 lines
1.5 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace CPSO.Forms
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{
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class ListViewItemComparer : System.Collections.IComparer
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{
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// Variables
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private Dictionary<string, int> _namePosition = new Dictionary<string, int>();
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private int _col;
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// Constructors
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public ListViewItemComparer()
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:this(0, null)
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{
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}
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public ListViewItemComparer(int column, Dictionary<string, int> namePosition)
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{
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_col = column;
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_namePosition = namePosition;
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}
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public int Compare(object x, object y)
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{
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if (_namePosition == null) return 0;
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//
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int xPos = 0;
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int yPos = 0;
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if (_namePosition.TryGetValue(((ListViewItem)x).Text, out xPos) &&
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_namePosition.TryGetValue(((ListViewItem)y).Text, out yPos))
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{
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xPos = _namePosition[((ListViewItem)x).Text];
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yPos = _namePosition[((ListViewItem)y).Text];
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}
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//
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if (xPos > yPos) return 1;
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else if (xPos < yPos) return -1;
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return 0;
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}
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}
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}
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