private void barButtonItem2_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e) { if (axMapControl1.LayerCount > 0) { exportmap = new ExportMap(axMapControl1, axMapControl1.get_Layer(0)); exportmap.Show(); } else { MessageBox.Show("请添加数据"); return; } }
private void barButtonItem2_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e) { if (axMapControl1.LayerCount > 0) { exportmap = new ExportMap(axMapControl1,axMapControl1.get_Layer(0)); exportmap.Show(); } else { MessageBox.Show("请添加数据"); return; } }