private void addTopicMenuItem_Click(object sender, EventArgs e)
{
var name = "";
if (InputBox.Show("Topic name:", "Add Topic", ref name) == DialogResult.OK)
{
if (!topicsList.Items.Contains(name))
{
var topic = new Topic { Name = name };
namedTopics.Add(name, topic);
topicsList.Items.Add(name);
topicsList.SetItemChecked(topicsList.Items.Count - 1, true);
var db = Context.Instance;
db.Topics.Add(topic);
db.SaveChanges();
}
}
}
public bool Equals(Topic other)
{
if (other == null) return false;
if (IsTransient) return ReferenceEquals(this, other);
return other.Id == Id;
}