private void goToLineToolStripMenuItem_Click(object sender, EventArgs e) { if (CurrentLogWindow == null) { return; } GotoLineDialog dlg = new GotoLineDialog(this); DialogResult res = dlg.ShowDialog(); if (res == DialogResult.OK) { int line = dlg.Line - 1; if (line >= 0) { CurrentLogWindow.GotoLine(line); } } }