private void btDatMua_Click(object sender, EventArgs e)
{
HistoryTrade ht = new HistoryTrade();
this.Hide();
ht.Show();
MessageBox.Show("Đặt Hàng Thành Công");
}
//Hàm Load form InfoUser
private void InfoUser_Load(object sender, EventArgs e)
{
history = new HistoryTrade(info.AccID);
changeInfo.InfoUser = this;
changeInfo.info = info;
changeInfo.loadTextbox();
CallToChildForm(changeInfo); // truyền form changeInfo vào panel
selectColor(btChangeInfo, btHistory);
resizeForm();
resizeToolBox();
}