private void createSimpleShapesToolStripMenuItem_Click(object sender, EventArgs e) { if (_shape_form == null) { _shape_form = new GCodeFromShape(); _shape_form.FormClosed += formClosed_ShapeToGCode; _shape_form.btnApply.Click += getGCodeFromShape; // assign btn-click event } else { _shape_form.Visible = false; } _shape_form.Show(this); }
private void formClosed_ShapeToGCode(object sender, FormClosedEventArgs e) { _shape_form = null; }