//Expenses sections // private void Clear_ExpBox_btn_Click(object sender, EventArgs e) { if (Expense_Combobox.Items.Count == 0) { MessageBox.Show("There is no values in box", "Expenses Box", MessageBoxButtons.OK, MessageBoxIcon.Information); Expense_Combobox.Focus(); } else { Expense_Combobox.Items.Clear(); Expense_Count = 0; Count_ItemExpenses_Notfi.Text = Expense_Count.ToString(); } }
private void EnterExpense_btn_Click(object sender, EventArgs e) { double ExpenseValue = 0; if (Expense_textBox.Text == string.Empty) { MessageBox.Show("Empty Revenue Box", "Empty detected", MessageBoxButtons.OK, MessageBoxIcon.Error); Expense_textBox.Focus(); } else if (double.TryParse(Expense_textBox.Text, out ExpenseValue)) { Expense_Combobox.Items.Add(ExpenseValue); Expense_textBox.Text = String.Empty; Expense_Count++; Count_ItemExpenses_Notfi.Text = Expense_Count.ToString(); } else { MessageBox.Show("Error Revenue Entry", "Error detected", MessageBoxButtons.OK, MessageBoxIcon.Error); Expense_textBox.Focus(); Expense_textBox.SelectAll(); } }