private void addToPurchaseButton_Click(object sender, EventArgs e)
{
//If nothing selected then refresh ListView and return
if (stockListView.SelectedItems.Count == 0)
{
RefreshListViewData();
return;
}
int dummyVariable = 0;
//If the currently selected row doesnt have a quantity string then add to the order (via ProcessORderController) with the value in the weight textbox
if (!SelectedRowHasValidQuantity(ref dummyVariable))
{
//Checking that the value in the weight textbox represents a positive floating point value, before adding to the order.
if ((float.TryParse(weightEntryTextbox.Text, out float weight)) && (weight > 0))
{
ProcessOrderController.AddToOrder(_listSelectedIndex, weight);
}
else
{
MessageBox.Show("Please enter a valid weight value");
}
}
/// <summary>
/// Gets ProcessOrderController to cancel the current order before clearing the listview data and resetting it.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void cancelButton_Click(object sender, EventArgs e)
{
ProcessOrderController.CancelOrder();
RefreshListViewData();
}
private void ProcessOrderScreen_Load(object sender, EventArgs e)
{
ProcessOrderController.NewOrder();
RefreshListViewData();
}