private void dataGridView2_CellDoubleClick(object sender, DataGridViewCellEventArgs e) { frmCorView fm1 = new frmCorView(); fm1.corID = dataGridView2.SelectedCells[0].Value.ToString(); fm1.Show(); }
private void button4_Click(object sender, EventArgs e) { if (dataGridView2.SelectedCells.Count != -1) { frmCorView fm1 = new frmCorView(); try { fm1.corID = dataGridView2.SelectedCells[0].Value.ToString(); fm1.Show(); } catch { MessageBox.Show("你尚未选择相应条目", "错误", MessageBoxButtons.OK, MessageBoxIcon.Warning); return; } } else { MessageBox.Show("你尚未选择相应条目", "错误", MessageBoxButtons.OK, MessageBoxIcon.Warning); } }