private void loadFileToolStripMenuItem_Click(object sender, EventArgs e) { //SimpleGraphAdapter test, load cdbOpenModel.Filter = "Text Files (*.txt)|*.txt"; DialogResult d = cdbOpenModel.ShowDialog(); if (d != DialogResult.Cancel) { this.Cursor = Cursors.WaitCursor; Application.DoEvents(); try { oGraphAdapter = new SimpleGraphAdapter(); layoutControl1.SetAndShowGraph(oGraphAdapter.LoadGraphFromFile(cdbOpenModel.FileName)); } catch (Exception ex) { MessageBox.Show("Error: " + ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); } this.Cursor = Cursors.Default; //Application.DoEvents(); } }