public AddNewProduct(int iProductID)
{
InitializeComponent();
ProductID = iProductID;
IsUpdateMode = true;
InventoryStoreDataSet.tblProductsDataTable dt = taProducts.GetProductByID(ProductID);
if (dt.Rows.Count > 0)
{
trProductsRow = dt.Rows[0] as InventoryStoreDataSet.tblProductsRow;
}
}
static public void FillProducts(ComboBox cmbProducts, bool IsSelectRowRequired, string strSelectRowText)
{
InventoryStoreDataSet.tblProductsDataTable dt = new InventoryStoreDataSet.tblProductsDataTable();
InventoryStoreDataSetTableAdapters.tblProductsTableAdapter adp = new InventoryStoreDataSetTableAdapters.tblProductsTableAdapter();
adp.FillActiveProducts(dt);
if (IsSelectRowRequired)
{
InventoryStoreDataSet.tblProductsRow dr1 = dt.NewtblProductsRow();
dr1.ProductID = 0;
dr1.ProductName = strSelectRowText;
dr1.Manufacturer = "";
dr1.ProductTag1 = "";
dr1.ProductTag2 = "";
dr1.Discontinued = true;
dt.Rows.InsertAt(dr1, 0);
}
cmbProducts.DataSource = dt;
cmbProducts.DisplayMember = "ProductName";
cmbProducts.ValueMember = "ProductID";
// Enable the owner draw on the ComboBox.
cmbProducts.DrawMode = DrawMode.OwnerDrawFixed;
// Handle the DrawItem event to draw the items.
cmbProducts.DrawItem += delegate(object comboBox, DrawItemEventArgs args)
{
// Draw the default background
args.DrawBackground();
// The ComboBox is bound to a DataTable,
// so the items are DataRowView objects.
InventoryStoreDataSet.tblProductsRow drv = (InventoryStoreDataSet.tblProductsRow)(((DataRowView)cmbProducts.Items[args.Index]).Row);
// Retrieve the value of each column.
string productName = drv.ProductName;
string manufacturer = (drv.Manufacturer == null) ? "" : drv.Manufacturer;
string productTag1 = drv.ProductTag1 == null ? "" : drv.ProductTag1;
string productTag2 = drv.ProductTag2 == null ? "" : drv.ProductTag2;
// Get the bounds for the first column
Rectangle r1 = args.Bounds;
r1.Width /= 4;
// Draw the text on the first column
using (SolidBrush sb = new SolidBrush(args.ForeColor))
{
args.Graphics.DrawString(productName, args.Font, sb, r1);
}
// Draw a line to isolate the columns
using (Pen p = new Pen(Color.Black))
{
args.Graphics.DrawLine(p, r1.Right, 0, r1.Right, r1.Bottom);
}
// Get the bounds for the second column
Rectangle r2 = args.Bounds;
r2.X = r1.Right;
r2.Width /= 4;
// Draw the text on the second column
using (SolidBrush sb = new SolidBrush(args.ForeColor))
{
args.Graphics.DrawString(manufacturer, args.Font, sb, r2);
}
// Draw a line to isolate the columns
using (Pen p = new Pen(Color.Black))
{
args.Graphics.DrawLine(p, r2.Right, 0, r2.Right, r2.Bottom);
}
// Get the bounds for the second column
Rectangle r3 = args.Bounds;
r3.X = r2.Right;
r3.Width /= 4;
// Draw the text on the second column
using (SolidBrush sb = new SolidBrush(args.ForeColor))
{
args.Graphics.DrawString(productTag1, args.Font, sb, r3);
}
// Draw a line to isolate the columns
using (Pen p = new Pen(Color.Black))
{
args.Graphics.DrawLine(p, r3.Right, 0, r3.Right, r3.Bottom);
}
// Get the bounds for the second column
Rectangle r4 = args.Bounds;
r4.X = r3.Right;
r4.Width /= 4;
// Draw the text on the second column
using (SolidBrush sb = new SolidBrush(args.ForeColor))
{
args.Graphics.DrawString(productTag2, args.Font, sb, r4);
}
};
}
