private void SEARCHbtn_Click(object sender, EventArgs e)
{
switch (SelectedDS)
{
case "DLL":
if (searchprice == null)
{
MessageBox.Show("Please input the price.");
}
else
{
int keyPrice = int.Parse(searchprice.Text);
if (carListDLL.Search(keyPrice) == null)
{
searchresult.Text = "Can not find car with the key price!";
}
else
{
searchresult.Text = carListDLL.Search(keyPrice).car.Print();
}
}
break;
case "Que":
if (searchprice == null)
{
MessageBox.Show("Please input the price.");
}
else
{
int keyPrice = int.Parse(searchprice.Text);
if (carListQue.Search(keyPrice) == null)
{
searchresult.Text = "Can not find car with the key price!";
}
else
{
searchresult.Text = carListQue.Search(keyPrice).car.Print();
}
}
break;
case "MH":
MessageBox.Show("By using Max-Heap, here only show the most expensive car in the list.");
searchresult.Text = carListMH.Print();
break;
case "BST":
if (searchprice == null)
{
MessageBox.Show("Please input the price.");
}
else
{
int keyPrice = int.Parse(searchprice.Text);
if (carListBST.Search(keyPrice) == null)
{
searchresult.Text = "Can not find car with the key price!";
}
else
{
searchresult.Text = carListBST.Search(keyPrice).car.Print();
}
}
break;
default:
break;
}
}
public Node Search(int key)
{
return(dll.Search(key));
}
