// 测试连通性
private void btnPing_Click(object sender, EventArgs e)
{
if (!txtAddrHasText)
{
SystemSounds.Exclamation.Play();
MessageBox.Show(this, "Target address was not specified.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// 显示加载中窗体
ProgressSpecifier ps = new ProgressSpecifier();
ps.Show();
// 尝试ping
Ping ping = new Ping();
byte[] sendBuf = Encoding.UTF8.GetBytes("Ping test");
int timeout = 500;
PingReply rep = ping.Send(txtAddr.Text, timeout, sendBuf);
ps.Close();
if (rep.Status == IPStatus.Success)
{
MessageBox.Show(this, "Target is connectable.\nRemote Server: " + rep.Address + "\nRoundtrip Time: " + rep.RoundtripTime + " ms", "Ping Info", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show(this, "Target is not connectable.\nRemote Server: " + rep.Address + "\nTimeout Occurred.", "Ping Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
// 检查PORT是否被占用，提示用户
private void btnCheck_Click(object sender, EventArgs e)
{
if (!isPortSet)
{
SystemSounds.Exclamation.Play();
MessageBox.Show(this, "Monitor port was not specified.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// 显示加载中窗体
ProgressSpecifier ps = new ProgressSpecifier();
ps.Show();
bool rep = isTCPPortInUse(Int32.Parse(this.txtPort.Text));
ps.Close();
if (rep == false)
{
MessageBox.Show(this, "This port is not in use at this time.", "Info", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
MessageBox.Show(this, "This port is occupied at this time. Please change one.", "Info", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
private void ShowProgressIndicator()
{
ps = new ProgressSpecifier();
ps.ShowDialog();
}