private void btn_OrdinaryCustomer_Click(object sender, EventArgs e)
{
ChangeColor(sender);//出错,参数不对;
}
private void ColorChange(control sender)
{ if (System.Convert.ToBoolean(sender.Tag))
{
sender.Tag = 0;
sender.BackColor = Color.FromArgb(0, 64, 0);
sender.ForeColor = Color.Gold;
sender.BackgroundImage = Resources.Logo;
}
else
{
sender.Tag = 1;
sender.BackColor = Color.Transparent;
sender.ForeColor = Color.Gray;
sender.BackgroundImage = Resources.Logo;
}
}
{
ChangeColor(sender);//出错,参数不对;
}
private void ColorChange(control sender)
{ if (System.Convert.ToBoolean(sender.Tag))
{
sender.Tag = 0;
sender.BackColor = Color.FromArgb(0, 64, 0);
sender.ForeColor = Color.Gold;
sender.BackgroundImage = Resources.Logo;
}
else
{
sender.Tag = 1;
sender.BackColor = Color.Transparent;
sender.ForeColor = Color.Gray;
sender.BackgroundImage = Resources.Logo;
}
}
这样的话会出现后续的错误:
sender.Tag = 0;
sender.BackColor = Color.FromArgb(0, 64, 0);
sender.ForeColor = Color.Gold;
sender.BackgroundImage = Resources.Logo;
这一系列属性都不能读取
ColorChange((control)sender);这样会把object 变成 ColorChange方法要的control