private void DeleteLastEdge_Click(object sender, EventArgs e)
{
var edges = EdgesListView.Items;
if (edges.Count > 0)
{
var lastEdge = edges[edges.Count - 1];
edges.Remove(lastEdge);
Graph.RemoveAll(_ => _.Start == lastEdge.SubItems[0].Text && _.Finish == lastEdge.SubItems[2].Text);
}
StartTxt.Focus();
}
public void AddEdgeListView()
{
var start = StartTxt.Text;
var finish = FinishTxt.Text;
StartTxt.Clear();
FinishTxt.Clear();
if (start != finish)
{
Graph.Add(new Edge(start, finish));
EdgesListView.Items.Add(new ListViewItem(new string[] { start, "->", finish }));
}
StartTxt.Focus();
}
