// 下移
private void BTN_Down_Click(object sender, RoutedEventArgs e)
{
var lrc = LV_Lrc.SelectedItem as LRC;
if (lrc != null && lrc.Rank < LrcList.Last().Rank)
{
int index = LrcList.IndexOf(lrc);
var lowerItem = LrcList[index + 1];
lowerItem.Rank = lrc.Rank++;
LrcList.RemoveAt(index + 1);
LrcList.Insert(index, lowerItem);
TB_Message.Text = "下移成功!";
}
else
{
TB_Message.Text = "不需要移动!";
}
}
// 上移
private void BTN_Up_Click(object sender, RoutedEventArgs e)
{
var lrc = LV_Lrc.SelectedItem as LRC;
if (lrc != null && lrc.Rank > 1)
{
int index = LrcList.IndexOf(lrc);
var upperItem = LrcList[index - 1];
upperItem.Rank = lrc.Rank--;
LrcList.RemoveAt(index - 1);
LrcList.Insert(index, upperItem);
TB_Message.Text = "上移成功!";
}
else
{
TB_Message.Text = "不需要移动!";
}
}