private void sort(List <cClassData> ll)
{
for (int j = 0; j < ll.Count; j++)
{
for (int i = j + 1; i < ll.Count; i++)
{
if (ll[i].EndTime <= ll[i - 1].EndTime)
{
cClassData temp = ll[i];
ll[i] = ll[i - 1];
ll[i - 1] = temp;
}
}
}
}
private void btnBrowse_Click(object sender, EventArgs e)
{
//OpenFileDialog openFileDialog = new OpenFileDialog();
//openFileDialog.Filter = "CSV files (*.csv)|*.csv|XML files (*.xml)|*.xml";
try
{
string filename = "";
OpenFileDialog dialog = new OpenFileDialog();
dialog.Title = "Open csv and txt File";
//dialog.Filter = "CSV Files (*.txt)|*.txt";
//dialog.Filter = "CSV Files (*.csv)|*.csv";
dialog.ShowDialog();
filename = dialog.FileName;
TBFileName.Text = filename;
try
{
StreamReader reader = new StreamReader(File.OpenRead(@filename));
while (!reader.EndOfStream)
{
var line = reader.ReadLine();
if (!String.IsNullOrWhiteSpace(line))
{
string[] values = line.Split(',');
if (values.Length >= 3)
{
cClassData myclass = new cClassData();
myclass.ClassName = values[0];
myclass.StartTime = Convert.ToInt32(values[1]);
myclass.EndTime = Convert.ToInt32(values[2]);
classStore.Add(myclass);
}
}
}
MessageBox.Show("Data Loaded Successfully...!!!", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
showInputClass();
}
catch
{
MessageBox.Show("Can't Read or load specified file...!!!", "Invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
catch
{
MessageBox.Show("Error while opening CSV file...!!!", "Invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void btnInsert_Click(object sender, EventArgs e)
{
classN = TBclassName.Text;
cClassData mydata = new cClassData();
if (classN != "")
{
mydata.ClassName = classN;
mydata.StartTime = startT;
mydata.EndTime = endT;
}
else
{
MessageBox.Show("class name can't be empty", "invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
classStore.Add(mydata);
TBclassName.Text = CBendTIme.Text = CBstartTime.Text = ""; //reset data
showAllClass();
}
// insert button
public void btnInsert_Click(object sender, EventArgs e)
{
if (txtNumberofrooms.Text.Trim() != "") //validating room number
{
try
{
maxRoomCap = Convert.ToInt32(txtNumberofrooms.Text.Trim());
if (maxRoomCap > 0 && maxRoomCap < 100)
{
className = TBclassName.Text.Trim(); //validating class name
if (className != "")
{
try
{
startTime = Convert.ToInt32(CBstartTime.Text.Trim()); //validating start time
try
{
endTime = Convert.ToInt32(CBendTime.Text.Trim());
if (startTime < endTime) // validating end time
{
cClassData mydata = new cClassData(); //create a object
mydata.ClassName = className;
mydata.StartTime = startTime;
mydata.EndTime = endTime;
//add new data object (new class) in to classStore
classStore.Add(mydata);
//reset GUI data input fields
CBstartTime.Text = "";
CBendTime.Text = "";
TBclassName.Text = "";
className = "";
startTime = 0;
endTime = 24;
//whole data on datagrid view
showInputClass();
}
else
{
MessageBox.Show("Start time must be less than endtime of class", "Invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
catch
{
MessageBox.Show("Select a valid end time for a class", "Invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
catch
{
MessageBox.Show("Select a valid start time for a class", "Invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{
MessageBox.Show("Enter a class name", "Invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{
MessageBox.Show("Number of rooms must be between 0 to 9", "Invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
catch
{
MessageBox.Show("Number of rooms must be numaric values", "Invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{
MessageBox.Show("Enter maximum number of rooms available...!!!", "Invalid", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
