namespace Elektrokalkulace
{
public partial class FrmItems : MaterialSkin.Controls.MaterialForm
{
SqlConnection conn = new SqlConnection(@"Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=G:\Users\Admin\source\repos\Elektrokalkulace\Sklad.mdf;Integrated Security=True;Connect Timeout=30");
SqlDataAdapter dt;
DataTable dtCategories = new DataTable();
DataTable dtSubCategories = new DataTable();
DataTable dtItems = new DataTable();
public FrmItems()
{
InitializeComponent();
dt = new SqlDataAdapter("SELECT * FROM Categories", conn);
dt.Fill(dtCategories);
CbxCat.DataSource = dtCategories;
CbxCat.DisplayMember = "NameCat";
CbxCat.ValueMember = "CatId";
var skinManager = MaterialSkinManager.Instance;
skinManager.AddFormToManage(this);
skinManager.Theme = MaterialSkinManager.Themes.DARK;
skinManager.ColorScheme = new ColorScheme(Primary.BlueGrey800, Primary.BlueGrey900, Primary.BlueGrey500, Accent.LightBlue200, TextShade.WHITE);
}
private void FrmItems_Load(object sender, EventArgs e)
{
// TODO: Tento řádek načte data do tabulky 'skladDataSet.Items'. Můžete jej přesunout nebo jej odstranit podle potřeby.
this.itemsTableAdapter.Fill(this.skladDataSet.Items);
}
private void CbxCat_SelectedIndexChanged(object sender, EventArgs e)
{
dtSubCategories.Clear();
dt = new SqlDataAdapter("SELECT * FROM Subcategories WHERE CatId='"+ CbxCat.SelectedValue +"'", conn);
dt.Fill(dtSubCategories);
CbxSubcat.DataSource = dtSubCategories;
CbxSubcat.DisplayMember = "NameSubCat";
CbxSubcat.ValueMember = "SubCatId";
}
private void CbxSubcat_SelectedIndexChanged(object sender, EventArgs e)
{
dtItems.Clear();
dt = new SqlDataAdapter("SELECT * FROM Items WHERE SubCatId='" + CbxSubcat.SelectedValue + "'", conn);
dt.Fill(dtItems);
dataGridViewItem.DataSource = dtItems;
}
Doplněn tag CODE (host)