/// <summary>
/// Checks if the same name is present in the parent node. If so, displays a warning.
/// </summary>
private void ItemNameTextBox_TextChanged(object sender, EventArgs e)
{
bool throwError;
string text = ItemNameTextBox.Text;
if (parent is null)
{
throwError = warehouse.Sections.Exists(x => x.Name == text && x.Name != ignoreName) ||
string.IsNullOrWhiteSpace(text);
}
else
{
throwError = parent.Nodes.ContainsKey(text) && text != ignoreName ||
string.IsNullOrWhiteSpace(text);
}
if (throwError)
{
warning |= ItemWarning.NameRepeated;
}
else
{
warning &= ~ItemWarning.NameRepeated;
}
UpdateWarningMessages();
}
/// <summary>
/// Makes the required controls visible when Product RadioButton is checked.
/// </summary>
private void ProductItemTypeRadioButton_CheckedChanged(object sender, EventArgs e)
{
IsSection = false;
VendorCodeLabel.Visible = true;
PriceLabel.Visible = true;
PriceTextBox.Visible = true;
LeftInStockLabel.Visible = true;
LeftInStockNumericUD.Visible = true;
DescriptionLabel.Visible = true;
DescriptionTextBox.Visible = true;
PhotoLabel.Visible = true;
AddPhotoButton.Visible = true;
ImageDirectoryLabel.Visible = true;
if (Photo != null)
{
DeletePhotoButton.Visible = true;
}
SortingCodeLabel.Visible = false;
SortingVendorCodeTextBox_TextChanged(sender, e);
PriceTextBox_TextChanged(sender, e);
if (parent is null)
{
warning |= ItemWarning.ProductOutOfSection;
}
UpdateWarningMessages();
}
/// <summary>
/// Checks if the sorting or vendor code is empty. If so, displays a warning.
/// </summary>
private void SortingVendorCodeTextBox_TextChanged(object sender, EventArgs e)
{
if (!IsSection && string.IsNullOrWhiteSpace(SortingVendorCodeTextBox.Text))
{
warning |= ItemWarning.InvalidVendorCode;
}
else
{
warning &= ~ItemWarning.InvalidVendorCode;
}
UpdateWarningMessages();
}
/// <summary>
/// Checks if the price is a double value. If not, displays a warning.
/// </summary>
private void PriceTextBox_TextChanged(object sender, EventArgs e)
{
if (double.TryParse(PriceTextBox.Text, out double itemPrice) && itemPrice >= 0 || IsSection)
{
Price = itemPrice;
warning &= ~ItemWarning.InvalidPrice;
}
else
{
warning |= ItemWarning.InvalidPrice;
}
UpdateWarningMessages();
}