/// <summary>
/// usuwanie zadania
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void buttonDelete_Click(object sender, EventArgs e)
{
foreach (DataGridViewRow item in dataGridViewTasks.SelectedRows)
{
string descr = item.Cells[1].Value.ToString();
string importance = item.Cells[2].Value.ToString();
string date = diary.Date.ToString("yyyy-MM-dd");
SQLConnector sQLConnector = new SQLConnector();
sQLConnector.DeleteTaskFromDatabase(descr, importance, date);
dataGridViewTasks.Rows.RemoveAt(item.Index);
return;
}
}