private void btnThoat_Click(object sender, EventArgs e) { DialogResult h = MessageBox.Show("Bạn chắc chắn muốn thoát?", "Error", MessageBoxButtons.OKCancel); if (h == DialogResult.OK) { frmPhuTung fnv = new frmPhuTung(); this.Close(); } }
private void asdasdToolStripMenuItem_Click(object sender, EventArgs e) { frmPhuTung formpt = new frmPhuTung(); formpt.Show(); }