private void btnThemMoi_Click(object sender, EventArgs e)
{
KhoanChi_Session.themhoacsua = 1; // là đang thêm
frmThemhoacsuaKC kc = new frmThemhoacsuaKC();
kc.ShowDialog();
string thoigian = DateTime.Now.ToString("yyyy-MM");
LoadData(thoigian);
}
private void btnSua_Click(object sender, EventArgs e)
{
KhoanChi_Session.themhoacsua = 2;
int makc = Convert.ToInt32(gridView1.GetRowCellValue(gridView1.FocusedRowHandle, "makc").ToString());
KhoanChi_Session.makc = makc;
frmThemhoacsuaKC kc = new frmThemhoacsuaKC();
kc.ShowDialog();
string thoigian = dtpThoiGianXem.Text;
LoadData(thoigian);
}