private void btnGo_Click(object sender, EventArgs e)
{
Regex r = new Regex("[1-9][0-9]{4,}");
Match m = r.Match(txtQQNum.Text.Trim());
if (m.Success)
{
webBrowser1.Navigate("http://wpa.qq.com/pa?p=1:" + txtQQNum.Text + ":5");
}
else
{
label1.Text = "Please input a QQ Number";
}
}
private void webBrowser1_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)
{
string str = webBrowser1.Url.ToString();
if (str.Contains("5_online.gif"))
{
label1.Text = "QQ号为" + txtQQNum.Text + "好友的真实情况是在线, 如果你的QQ上显示这位好友不在线, 那么这位好友可能'在线对你隐身'了...";
}
else if (str.Contains("5_offline.gif"))
{
label1.Text = "QQ号为" + txtQQNum.Text + " 朋友的真实情况是离线或隐身, 如果你能看到这位好友在线, 那么这位好友可能'隐身对你可见'了...";
}
else
{
label1.Text = "对不起, 没有发现QQ号为" + txtQQNum.Text + "好友的在线情况";
}
}