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