private void button2_Click(object sender, EventArgs e)
{
if (comboBox1.SelectedIndex == -1)
{
MessageBox.Show("You must select an input file first.");
return;
}
if (comboBox2.SelectedIndex == -1)
{
MessageBox.Show("You must select a scheduling strategy first.");
return;
}
int fileIndex = comboBox1.SelectedIndex;
int algoIndex = comboBox2.SelectedIndex;
InputForm i = new InputForm((String)files[fileIndex]);
if (!i.checkFormat())
{
MessageBox.Show("The file you selected has a wrong format. Please edit it first.");
i.External = false;
i.ShowDialog();
InputForm j = new InputForm((String)files[fileIndex]);
if (!j.checkFormat())
{
MessageBox.Show("Please choose another input file.");
return;
}
}
if (textBox1.Text == "")
{
MessageBox.Show("Please choose an overhead for switching processes.");
return;
}
try
{
int k = Int32.Parse(textBox1.Text);
if (k <= 0)
{
MessageBox.Show("Overhead must be positive.");
return;
}
if (k > 20)
{
MessageBox.Show("Overhead should not exceed 20.");
return;
}
}
catch
{
MessageBox.Show("Overhead must be an integer.");
return;
}
Algorithm algorithm = newAlgorithm(algoIndex);
algorithm.loadProcesses((String)files[fileIndex]);
algorithm.Overhead = Int32.Parse(textBox1.Text);
String text = "";
switch (algoIndex)
{
case 0:
text = "First come first serve strategy";
break;
case 1:
text = "Shortest job first strategy";
break;
case 2:
text = "Shortest remaining time strategy";
break;
case 3:
text = "Round robin strategy";
break;
default:
text = "";
break;
}
DisplayForm x = new DisplayForm(algorithm);
x.Text = text;
x.Show();
}
private void button3_Click(object sender, EventArgs e)
{
InputForm x = new InputForm();
x.ShowDialog();
}