private void Song_Index_ListBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
//enevnt
ListBox listBox = sender as ListBox;
listBox.SelectedIndex = -1;
}
Listbox 重复点击事件不能响应的解决方法

private void Song_Index_ListBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
//enevnt
ListBox listBox = sender as ListBox;
listBox.SelectedIndex = -1;
}