ListBox

放入栏中:
if (txtGoodsName.Text != "")
{
lstGoods.Items.Add (txtGoodsName.Text );
}
else
{
MessageBox.Show ("Please input the Name!");
}
删除所选的一项:
if (lstGoods.SelectedIndex >= 0){
lstGoods.Items.RemoveAt (lstGoods.SelectedIndex );
}
删除所有:
lstGoods.Items.Clear ();
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