private void buttonDelete_Click(object sender, EventArgs e)
{
ExpenseItem exp = (ExpenseItem)listExpense.SelectedItem;
roster.Delete(exp);
LoadExpensesList();
}
public ExpenseItem(ExpenseItem exp) //Copy constructor
{
description = exp.description;
amount = exp.amount;
paymentMethod = exp.paymentMethod;
trip = exp.trip;
note = exp.note;
date = exp.date;
}
public bool Equals(ExpenseItem exp) // Equals method
{
if (description == exp.description && date.Equals(exp.date) && amount == exp.amount && paymentMethod == exp.paymentMethod && trip == exp.trip && note == exp.note)
{
return(true);
}
else
{
return(false);
}
}
private void buttonAdd_Click(object sender, EventArgs e)
{
textBoxTotalExepense.Clear();
textBoxTotalExepense.Enabled = false;
dateTimePickerExpense.Value = DateTime.Today;
dateTimePickerExpense.Enabled = true;
comboBoxTrip.ResetText();
textBoxDescription.Clear();
textBoxNote.Clear();
textBoxAmount.Clear();
comboBoxPayment.ResetText();
comboBoxFilter.ResetText();
comboBoxFilter.Enabled = true;
textBoxAmount.Enabled = true;
selectedExpense = new ExpenseItem();
}
private void DeleteTrip()
{
ExpenseItem ext = (ExpenseItem)listExpense.SelectedItem;
var DltTrp =
from e in roster
where e.Trip == ext.Trip
orderby e.Trip
select e;
foreach (var e in DltTrp)
{
ExpenseItem emp2 = DltTrp.ElementAt(0);
roster.Remove(emp2);
}
LoadExpensesList();
}
private void listExpense_SelectedIndexChanged(object sender, EventArgs e)
{
try
{
ExpenseItem exp = (ExpenseItem)listExpense.SelectedItem;
selectedExpense = roster.Find(exp);
textBoxAmount.Text = selectedExpense.Amount.ToString("C");
comboBoxTrip.Text = selectedExpense.Trip;
textBoxDescription.Text = selectedExpense.Description;
textBoxNote.Text = selectedExpense.Note;
comboBoxPayment.Text = selectedExpense.PaymentMethod;
dateTimePickerExpense.Value = selectedExpense.Date;
dateTimePickerExpense.Enabled = true;
textBoxTotalExepense.Enabled = false;
textBoxAmount.Enabled = true;
textBoxTotalExepense.Text = roster.TotalAmount().ToString("C");
}
catch (Exception)
{
MessageBox.Show(this, "Choose an expense item");
return;
}
}
private void buttonUpdate_Click(object sender, EventArgs e)
{
string Trp = comboBoxTrip.Text;
string desc;
try
{
desc = textBoxDescription.Text;
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message);
return;
}
string nte = textBoxNote.Text;
string pay;
try
{
pay = comboBoxPayment.Text;
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message);
return;
}
DateTime dt;
try
{
dt = dateTimePickerExpense.Value;
}
catch (Exception)
{
MessageBox.Show(this, "Invalid Date");
return;
}
decimal amot;
try
{
amot = Convert.ToDecimal(textBoxAmount.Text);
}
catch (Exception)
{
MessageBox.Show(this, "Invalid Amount | Remove the $ sign");
return;
}
try
{
selectedExpense.Amount = amot;
selectedExpense.Description = desc;
selectedExpense.PaymentMethod = pay;
selectedExpense.Trip = Trp;
selectedExpense.Note = nte;
selectedExpense.Date = dt;
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message);
return;
}
try
{
ExpenseItem exp3 = roster.Find(selectedExpense);
if (exp3 == null)
{
roster.Add(selectedExpense);
}
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message);
return;
}
LoadExpensesList();
textBoxTotalExepense.Enabled = false;
dateTimePickerExpense.Value = DateTime.Today;
dateTimePickerExpense.Enabled = true;
comboBoxTrip.ResetText();
textBoxDescription.Clear();
textBoxNote.Clear();
textBoxAmount.Clear();
comboBoxPayment.ResetText();
comboBoxFilter.ResetText();
comboBoxFilter.Enabled = true;
}
