private void buttonExpenses_Click(object sender, EventArgs e)
{
StatisticsTextBox.Clear();
ChangeTextbox(datePickerStart.Value, datePickerEnd.Value, TransactionType.RegularExpense, StatisticsTextBox);
ChangeTextbox(datePickerStart.Value, datePickerEnd.Value, TransactionType.IrregularExpense, StatisticsTextBox);
CheckIfEmpty(datePickerStart.Value, datePickerEnd.Value, "Expense", StatisticsTextBox);
}
private void buttonIrregularIncomes_Click(object sender, EventArgs e)
{
StatisticsTextBox.Clear();
ChangeTextbox(datePickerStart.Value, datePickerEnd.Value, TransactionType.IrregularIncome, StatisticsTextBox);
CheckIfEmpty(datePickerStart.Value, datePickerEnd.Value, TransactionType.IrregularIncome.ToString(), StatisticsTextBox);
}