private void ButtonScanPort_Click(object sender, EventArgs e)
{
PanelConnection.Focus();
if (LabelStatus.Text == "Status : Connected")
{
MessageBox.Show("Conncetion in progress, please Disconnect to scan the new port.", MessageBoxButtons.OK.ToString());
return;
}
ComboBoxPort.Items.Clear();
Array myPort;
int i;
myPort = System.IO.Ports.SerialPort.GetPortNames();
ComboBoxPort.Items.AddRange((object[])myPort);
i = ComboBoxPort.Items.Count;
i = i - i;
try
{
ComboBoxPort.SelectedIndex = i;
ButtonConnect.Enabled = true;
}
catch (Exception ex)
{
MessageBox.Show("Com port not detected", ex.Message);
ComboBoxPort.Text = "";
ComboBoxPort.Items.Clear();
return;
}
ComboBoxPort.DroppedDown = true;
}
private void Form1_Load(object sender, EventArgs e)
{
this.CenterToScreen();
PanelConnection.Focus();
CircularProgressBarHumidity.Value = 0;
ComboBoxBaudRate.SelectedIndex = 0;
for (int i = 0; i <= 30; i += 1)
{
Chart1.Series["Humidity "].Points.AddY(0);
if (Chart1.Series[0].Points.Count == ChartLimit)
{
Chart1.Series[0].Points.RemoveAt(0);
}
Chart2.Series["Temperature"].Points.AddY(0);
if (Chart2.Series[0].Points.Count == ChartLimit)
{
Chart2.Series[0].Points.RemoveAt(0);
}
}
Chart1.ChartAreas[0].AxisY.Maximum = 180;
Chart1.ChartAreas[0].AxisY.Minimum = -20;
Chart1.ChartAreas["ChartArea1"].AxisX.LabelStyle.Enabled = false;
Chart2.ChartAreas[0].AxisY.Maximum = 70;
Chart2.ChartAreas[0].AxisY.Minimum = -30;
Chart2.ChartAreas["ChartArea1"].AxisX.LabelStyle.Enabled = false;
PictureBoxPBTemp.Height = 0;
}
private void ButtonDisconnect_Click(object sender, EventArgs e)
{
PanelConnection.Focus();
TimerSerial.Stop();
SerialPort1.Close();
ButtonDisconnect.SendToBack();
ButtonConnect.BringToFront();
LabelStatus.Text = "Status : Disconnect";
PictureBoxStatusConnection.Visible = true;
PictureBoxStatusConnection.BackColor = Color.Red;
}
private void ButtonConnect_Click(object sender, EventArgs e)
{
PanelConnection.Focus();
try
{
SerialPort1.BaudRate = Convert.ToInt32(ComboBoxBaudRate.SelectedItem);
SerialPort1.PortName = ComboBoxPort.SelectedItem.ToString();
SerialPort1.Open();
TimerSerial.Start();
LabelStatus.Text = "Status : Connected";
ButtonConnect.SendToBack();
ButtonDisconnect.BringToFront();
PictureBoxStatusConnection.BackColor = Color.Green;
}
catch (Exception ex)
{
MessageBox.Show("Please check the Hardware, COM, Baud Rate and try again.", ex.Message);
}
}
private void ComboBoxPort_DropDown_1(object sender, EventArgs e)
{
PanelConnection.Focus();
}
private void ComboBoxBaudRate_SelectedIndexChanged(object sender, EventArgs e)
{
PanelConnection.Focus();
}