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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Microsoft.Win32;
namespace CPUMonitor
{
public partial class frmCPU : Form
{
private RegistryKey AppRegKey;
private const int LIGHT_MAX = 0x1F;
public frmCPU()
{
InitializeComponent();
nicoNotifyIcon.Icon = this.Icon;
nicoNotifyIcon.MouseClick += new MouseEventHandler(TrayIconClick);
}
private void Form1_Load(object sender, EventArgs e)
{
AppRegKey = Registry.CurrentUser.CreateSubKey("Software\\CPUMonitor");
String[] PortNames = System.IO.Ports.SerialPort.GetPortNames();
Array.Sort<String>(PortNames, delegate(string strA, string strB) { return int.Parse(strA.Substring(3)).CompareTo(int.Parse(strB.Substring(3))); });
cmbComPort.Items.Clear();
cmbComPort.Items.AddRange(PortNames);
cmbComPort.SelectedIndex = System.Convert.ToInt32(AppRegKey.GetValue("Port", "1")) - 1;
serSerialPort.PortName = cmbComPort.Text;
Hide();
}
private void NotifyLight(int Red, int Green, int Blue)
{
byte[] buffer = new byte[3];
buffer[0] = (byte)(0x80 | (Red & LIGHT_MAX));
buffer[1] = (byte)(0x40 | (Green & LIGHT_MAX));
buffer[2] = (byte)(0x20 | (Blue & LIGHT_MAX));
try
{
serSerialPort.PortName = cmbComPort.Text;
serSerialPort.Open();
serSerialPort.Write(buffer, 0, buffer.Length);
serSerialPort.Close();
}
catch (Exception e)
{
}
}
private void tmrCPUTimer_Tick(object sender, EventArgs e)
{
float CPUUsage = pcCPUUsage.NextValue();
int Red = 0;
int Green = 0;
int Blue = 0;
if (CPUUsage < 25)
{
Green = (int)((LIGHT_MAX / 25) * CPUUsage);
}
else if (CPUUsage < 50)
{
Blue = (int)((LIGHT_MAX / 25) * (CPUUsage - 25));
Green = LIGHT_MAX - Blue;
}
else if (CPUUsage < 75)
{
Red = (int)((LIGHT_MAX / 25) * (CPUUsage - 50));
Blue = LIGHT_MAX - Red;
}
else
{
Red = LIGHT_MAX;
}
NotifyLight(Red, Green, Blue);
lblCPU.Text = ((int)CPUUsage).ToString() + "%";
}
private void btnExit_Click(object sender, EventArgs e)
{
Application.Exit();
}
private void btnMinimizeToTray_Click(object sender, EventArgs e)
{
this.Hide();
}
private void TrayIconClick(object sender, MouseEventArgs e)
{
this.Show();
this.WindowState = FormWindowState.Normal;
}
private void cbPort_SelectedIndexChanged(object sender, EventArgs e)
{
AppRegKey.SetValue("Port", cmbComPort.SelectedIndex + 1);
serSerialPort.PortName = cmbComPort.Text;
}
}
}
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