//Add another expense
private void AddExpeBtn_Click(object sender, RoutedEventArgs e)
{
//Create new employee
Expenses nextExp = new Expenses()
{
Name = "Electricity", Cost = 150m, IncurredDate = DateTime.Now
};
incurredExpenses.Add(nextExp);
//Read Expenses
totalExpBlk.Text = "Total is " + GetTotalExp().ToString();
}
private void btnRemove_Click(object sender, RoutedEventArgs e)
{
//identify which expense is selected
Expenses selectedExpense = lbxExp.SelectedItem as Expenses;
if (selectedExpense != null)
{
//remove that expense
Expenses.TotalExpenses -= selectedExpense.Cost;
incurredExpenses.Remove(selectedExpense);
decimal total = Expenses.TotalExpenses;
totalExpBlk.Text = string.Format("{0:C}", total);
}
}
private Expenses GetRandomExpense(Random randomFactory)
{
Random rf = new Random();
int randNumber = rf.Next(0, 3);
string randomCategory = names[randNumber];
decimal randomAmount = (decimal)randomFactory.Next(1, 10001) / 100;
DateTime randomDate = DateTime.Now.AddDays(-randomFactory.Next(0, 32));
Expenses randomExpense = new Expenses(randomCategory, randomAmount, randomDate);
return(randomExpense);
}
private void BtnAdd_Click(object sender, RoutedEventArgs e)
{
//read data from screen
string type = cbxType.SelectedItem as string;
decimal amt = Convert.ToDecimal(tbxAmount.Text);
DateTime date = dpDate.SelectedDate.Value;
//create expense object
Expenses newExp = new Expenses(type, amt, date);
//get reference to main window
MainWindow main = Owner as MainWindow;
//add to collection
main.incurredExpenses.Add(newExp);
//Closed the window
this.Close();
}
private void Window_Loaded(object sender, RoutedEventArgs e)
{
//Create expense objects
Random randomFactory = new Random();
//create 3 expense objects
Expenses exp1 = GetRandomExpense(randomFactory);
Expenses exp2 = GetRandomExpense(randomFactory);
Expenses exp3 = GetRandomExpense(randomFactory);
Expenses exp4 = GetRandomExpense(randomFactory);
//add to list collection
//add to collection
incurredExpenses.Add(exp1);
incurredExpenses.Add(exp2);
incurredExpenses.Add(exp3);
incurredExpenses.Add(exp4);
//Populate list items in listbox
lbxExp.ItemsSource = incurredExpenses;
//Get total
decimal total = Expenses.TotalExpenses;
totalExpBlk.Text = string.Format("{0:C}", total);
//populate combo box
cbxFilter.ItemsSource = names;
}