private void activityUpdateBtn_Click(object sender, EventArgs e)
{
if (activityIdBox.Text == "" || activityDescBox.Text == "" ||
activityStudBox.Text == "" || activitySuperBox.Text == "")
{
// show a message if a user did not enter a value
MessageBox.Show("Please enter a value for all fields before clicking on Update", "",
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
// reading data from the textboxes
int id = int.Parse(activityIdBox.Text);
string desc = activityDescBox.Text;
int numberOfStudent = int.Parse(activityStudBox.Text);
int numberOfSupervisor = int.Parse(activitySuperBox.Text);
// passing data to the UI layer
SomerenUI.uppdateActivity(id, desc, numberOfStudent, numberOfSupervisor);
// show a messagebox after clicking on update button
MessageBox.Show("You have successfully updated a activity!!\n" +
"Enter Refresh the list to see the changes", "",
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
// clearing data from textboxes
activityIdBox.Clear();
activityDescBox.Clear();
activityStudBox.Clear();
activitySuperBox.Clear();
}