C#做的CPU内存使用率

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 System.Diagnostics;
using System.Threading;
using System.Runtime.InteropServices;
using System.Management;
namespace CPU_Detect
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
Process[] MyProcesses;
Thread td;
private void myUser()
{
ManagementObjectSearcher searcher = new ManagementObjectSearcher("select * from Win32_Processor");
foreach (ManagementObject myobject in searcher.Get())
{
tssluse.Text = myobject["LoadPercentage"].ToString()+" %";
lblCPU.Text = myobject["LoadPercentage"].ToString() + " %";
mheight = Convert.ToInt32(myobject["LoadPercentage"].ToString());
if (mheight == 100)
panel3.Height = 100;
CreateImage();
Memory();
}
} private void Memory()
{
Microsoft.VisualBasic.Devices.Computer myInfo = new Microsoft.VisualBasic.Devices.Computer();
//获取物理内存总量
pbMemorySum.Maximum = Convert.ToInt32(myInfo.Info.TotalPhysicalMemory/1024/1024);
pbMemorySum.Value = Convert.ToInt32(myInfo.Info.TotalPhysicalMemory/1024/1024);
lblSum.Text = (myInfo.Info.TotalPhysicalMemory / 1024).ToString();
//获取可用物理内存总量
pbMemoryUse.Maximum = Convert.ToInt32(myInfo.Info.TotalPhysicalMemory/1024/1024);
pbMemoryUse.Value = Convert.ToInt32(myInfo.Info.AvailablePhysicalMemory/1024/1024);
lblMuse.Text = (myInfo.Info.AvailablePhysicalMemory / 1024).ToString();
//获取虚拟内存总量
pbVmemorysum.Maximum = Convert.ToInt32(myInfo.Info.TotalVirtualMemory/1024/1024);
pbVmemorysum.Value = Convert.ToInt32(myInfo.Info.TotalVirtualMemory/1024/1024);
lblVinfo.Text = (myInfo.Info.TotalVirtualMemory / 1024).ToString();
//获取可用虚拟内存总量
pbVmemoryuse.Maximum = Convert.ToInt32(myInfo.Info.TotalVirtualMemory / 1024 / 1024);
pbVmemoryuse.Value = Convert.ToInt32(myInfo.Info.AvailableVirtualMemory/ 1024 / 1024);
lblVuse.Text = (myInfo.Info.AvailableVirtualMemory / 1024).ToString();
}
private void Form1_Load(object sender, EventArgs e)
{
CheckForIllegalCrossThreadCalls = false;
MyProcesses = Process.GetProcesses();
tsslNum.Text = MyProcesses.Length.ToString();
myUser();
} private void timer1_Tick(object sender, EventArgs e)
{
MyProcesses = Process.GetProcesses();
tsslNum.Text = MyProcesses.Length.ToString();
td = new Thread(new ThreadStart(myUser));
td.Start();
} private void Form1_FormClosed(object sender, FormClosedEventArgs e)
{
if (td != null)
{
td.Abort();
}
}
int mheight = 0;
private void CreateImage()
{
int i=panel3.Height/100;
Bitmap image = new Bitmap(panel3.Width,panel3.Height);
Graphics g = Graphics.FromImage(image);
g.Clear(Color.Green);
SolidBrush mybrush = new SolidBrush(Color.Lime);
g.FillRectangle(mybrush,0,panel3.Height-mheight*i,26,mheight*i);
panel3.BackgroundImage = image;
}
}
}