protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
if (ViewState["items"] == null)
{
items = new List <CartItem>();
ViewState["items"] = items;
gvReqItems.DataSource = items;
gvReqItems.DataBind();
}
lblReqNum.Text = requisitionNum = "DDS/" + DateTime.Now.Month + "/" + DateTime.Now.ToString("HHmm");
itemDao = new ItemDao();
DdlCategories.DataSource = reqController.GetCategories();
DdlCategories.DataValueField = "CategoryID";
DdlCategories.DataTextField = "CategoryCode";
DdlCategories.DataBind();
}
if (ViewState["items"] != null)
{
items = (List <CartItem>)ViewState["items"];
for (int i = 0; i < items.Count; i++)
{
GridViewRow row = gvReqItems.Rows[i];
string amount = ((TextBox)row.FindControl("tbQuantity")).Text;
items[i].Quantity = (amount != null || !amount.Equals("")) ? Convert.ToInt32(amount) : items[i].Quantity;
}
ViewState["items"] = items;
}
}
private void reset()
{
ViewState["items"] = new List <CartItem>();
gvReqItems.DataSource = null;
gvReqItems.DataBind();
DdlCategories.DataSource = reqController.GetCategories();
DdlCategories.DataValueField = "CategoryID";
DdlCategories.DataTextField = "CategoryCode";
DdlCategories.DataBind();
if (DdlCategories.SelectedValue != null && !DdlCategories.SelectedValue.Equals(""))
{
int catId = Convert.ToInt32(DdlCategories.SelectedValue);
category = reqController.CategoryDao.GetCategory(catId);
DdlItems.DataSource = category.Items;
DdlItems.DataBind();
}
tbAmount.Text = "";
}
