private void button_Process_Click(object sender, EventArgs e)
{
label_Techniques.Text = combobox_techniques.Text;
if (combobox_techniques.Text == "FCFS")
{
FCFS.doFCFS();
GanttChart(FCFS.arrCTRT);
finalize();
}
else if (combobox_techniques.Text == "SJF")
{
SJF.doSJF();
GanttChart(SJF.arrCTRT);
finalize();
}
else if (combobox_techniques.Text == "NPP")
{
NPP.doNPP();
GanttChart(NPP.arrCTRT);
finalize();
}
else if (combobox_techniques.Text == "SRTF")
{
SRTF.doSRTF();
GanttChart(SRTF.arrCTRT);
finalize();
}
else if (combobox_techniques.Text == "PP")
{
PP.doPP();
GanttChart(PP.arrCTRT);
finalize();
}
else if (combobox_techniques.Text == "RR")
{
if (textBox_TQ.Text == "")
{
MessageBox.Show("Time Quantum is empty: Please fill the required fields", "E R R O R", MessageBoxButtons.OK, MessageBoxIcon.Error);
textBox_TQ.Show();
label_TQ.Show();
}
else if (int.Parse(textBox_TQ.Text) <= 0)
{
MessageBox.Show("Invalid Input: Time quantum must be greater than 0", "E R R O R", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
RR.doRR(int.Parse(textBox_TQ.Text));
GanttChart(RR.arrCTRT);
finalize();
}
}
}
void GanttChart(int[,] arrCTRT)
{
gantt.Columns.Clear();
for (int i = 0; i < FCFS.calcTBT(); i++)
{
if (arrCTRT[i, 1] > 0)
{
gantt.Columns.Add("time" + i, "" + i);
gantt.Rows[0].Cells["time" + i].Value = "P" + arrCTRT[i, 1];
ChangeColor("time" + i, arrCTRT[i, 1]);
}
}
gantt.Columns.Add("time" + (FCFS.calcTBT() - 1), "" + (FCFS.calcTBT() - 1));
gantt.Rows[0].Cells["time" + (FCFS.calcTBT() - 1)].Style.BackColor = Color.Black;
}
