[WinForm]ListBox的Item上下移动

绑定

private void frmUpDown_Load(object sender, EventArgs e)
{
lsRoutList.DisplayMember = "NodeName";
lsRoutList.ValueMember = "Node";
foreach (ShowUpDown s in cKNodes)
{
lsRoutList.Items.Add(s);
}
}

Item上下移动代码
.csharpcode, .csharpcode pre
{
font-size: small;
color: black;
font-family: consolas, "Courier New", courier, monospace;
background-color: #ffffff;
/*white-space: pre;*/
}
.csharpcode pre { margin: 0em; }
.csharpcode .rem { color: #008000; }
.csharpcode .kwrd { color: #0000ff; }
.csharpcode .str { color: #006080; }
.csharpcode .op { color: #0000c0; }
.csharpcode .preproc { color: #cc6633; }
.csharpcode .asp { background-color: #ffff00; }
.csharpcode .html { color: #800000; }
.csharpcode .attr { color: #ff0000; }
.csharpcode .alt
{
background-color: #f4f4f4;
width: 100%;
margin: 0em;
}
.csharpcode .lnum { color: #606060; }

private void btnMoveDown_Click(object sender, EventArgs e)
{
int lbxLength = this.lsRoutList.Items.Count;
int iselect = this.lsRoutList.SelectedIndex;
if (lbxLength > iselect && iselect < lbxLength - 1)
{
object oTempItem = this.lsRoutList.SelectedItem;
this.lsRoutList.Items.RemoveAt(iselect);
this.lsRoutList.Items.Insert(iselect + 1, oTempItem);
this.lsRoutList.SelectedIndex = iselect + 1;
}
}

private void btnMoveUp_Click(object sender, EventArgs e)
{
int lbxLength = this.lsRoutList.Items.Count;
int iselect = this.lsRoutList.SelectedIndex;
if (lbxLength > iselect && iselect > 0)
{
object oTempItem = this.lsRoutList.SelectedItem;
this.lsRoutList.Items.RemoveAt(iselect);
this.lsRoutList.Items.Insert(iselect - 1, oTempItem);
this.lsRoutList.SelectedIndex = iselect - 1;
}
}