//选取图片按钮（老师）
private void btn_tea_Click(object sender, EventArgs e)
{
try
{
operate.Read_Image(openFileDialog1, pictureBox_tea);//加载员工头像
}
catch
{
MessageBox.Show("加载图片失败");//弹出消息对话框
}
}
//选取图片按钮（老师）
private void btn_tea_Click(object sender, EventArgs e)
{
try
{
operate.Read_Image(openFileDialog1, pictureBox_tea);//加载员工头像
}
catch
{
MessageBox.Show("加载图片失败");//弹出消息对话框
}
}
