C#实现显示CPU使用率与内存使用率
作者：芝麻粒儿
这篇文章主要为大家详细介绍了如何利用C#实现显示CPU使用率与内存使用率，文中的示例代码讲解详细，对我们学习C#有一定的帮助，感兴趣的小伙伴可以了解一下
实践过程
效果
代码
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);
//创建Graphics类对象
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;
}
}
partial class Form1
{
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.IContainer components = null;
/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
/// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components.Dispose();
}
base.Dispose(disposing);
}
#region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要
/// 使用代码编辑器修改此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.components = new System.ComponentModel.Container();
this.groupBox1 = new System.Windows.Forms.GroupBox();
this.panel1 = new System.Windows.Forms.Panel();
this.panel3 = new System.Windows.Forms.Panel();
this.lblCPU = new System.Windows.Forms.Label();
this.groupBox2 = new System.Windows.Forms.GroupBox();
this.lblMuse = new System.Windows.Forms.Label();
this.lblSum = new System.Windows.Forms.Label();
this.pbMemoryUse = new System.Windows.Forms.ProgressBar();
this.pbMemorySum = new System.Windows.Forms.ProgressBar();
this.label2 = new System.Windows.Forms.Label();
this.label1 = new System.Windows.Forms.Label();
this.statusStrip1 = new System.Windows.Forms.StatusStrip();
this.toolStripStatusLabel1 = new System.Windows.Forms.ToolStripStatusLabel();
this.tsslNum = new System.Windows.Forms.ToolStripStatusLabel();
this.toolStripStatusLabel3 = new System.Windows.Forms.ToolStripStatusLabel();
this.toolStripStatusLabel4 = new System.Windows.Forms.ToolStripStatusLabel();
this.tssluse = new System.Windows.Forms.ToolStripStatusLabel();
this.timer1 = new System.Windows.Forms.Timer(this.components);
this.groupBox3 = new System.Windows.Forms.GroupBox();
this.lblVuse = new System.Windows.Forms.Label();
this.lblVinfo = new System.Windows.Forms.Label();
this.pbVmemoryuse = new System.Windows.Forms.ProgressBar();
this.pbVmemorysum = new System.Windows.Forms.ProgressBar();
this.label5 = new System.Windows.Forms.Label();
this.label6 = new System.Windows.Forms.Label();
this.groupBox1.SuspendLayout();
this.panel1.SuspendLayout();
this.groupBox2.SuspendLayout();
this.statusStrip1.SuspendLayout();
this.groupBox3.SuspendLayout();
this.SuspendLayout();
//
// groupBox1
//
this.groupBox1.Controls.Add(this.panel1);
this.groupBox1.Location = new System.Drawing.Point(8, 7);
this.groupBox1.Name = "groupBox1";
this.groupBox1.Size = new System.Drawing.Size(89, 206);
this.groupBox1.TabIndex = 0;
this.groupBox1.TabStop = false;
this.groupBox1.Text = "CPU 使用";
//
// panel1
//
this.panel1.BackColor = System.Drawing.Color.Black;
this.panel1.Controls.Add(this.panel3);
this.panel1.Controls.Add(this.lblCPU);
this.panel1.Location = new System.Drawing.Point(7, 16);
this.panel1.Name = "panel1";
this.panel1.Size = new System.Drawing.Size(74, 185);
this.panel1.TabIndex = 0;
//
// panel3
//
this.panel3.BackColor = System.Drawing.Color.Green;
this.panel3.Location = new System.Drawing.Point(26, 9);
this.panel3.Name = "panel3";
this.panel3.Size = new System.Drawing.Size(22, 154);
this.panel3.TabIndex = 4;
//
// lblCPU
//
this.lblCPU.AutoSize = true;
this.lblCPU.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
this.lblCPU.ForeColor = System.Drawing.Color.Lime;
this.lblCPU.Location = new System.Drawing.Point(24, 172);
this.lblCPU.Name = "lblCPU";
this.lblCPU.Size = new System.Drawing.Size(0, 12);
this.lblCPU.TabIndex = 3;
//
// groupBox2
//
this.groupBox2.Controls.Add(this.lblMuse);
this.groupBox2.Controls.Add(this.lblSum);
this.groupBox2.Controls.Add(this.pbMemoryUse);
this.groupBox2.Controls.Add(this.pbMemorySum);
this.groupBox2.Controls.Add(this.label2);
this.groupBox2.Controls.Add(this.label1);
this.groupBox2.Location = new System.Drawing.Point(103, 7);
this.groupBox2.Name = "groupBox2";
this.groupBox2.Size = new System.Drawing.Size(321, 100);
this.groupBox2.TabIndex = 1;
this.groupBox2.TabStop = false;
this.groupBox2.Text = "物理内存(K)";
//
// lblMuse
//
this.lblMuse.AutoSize = true;
this.lblMuse.Location = new System.Drawing.Point(257, 61);
this.lblMuse.Name = "lblMuse";
this.lblMuse.Size = new System.Drawing.Size(41, 12);
this.lblMuse.TabIndex = 7;
this.lblMuse.Text = "label8";
//
// lblSum
//
this.lblSum.AutoSize = true;
this.lblSum.Location = new System.Drawing.Point(257, 39);
this.lblSum.Name = "lblSum";
this.lblSum.Size = new System.Drawing.Size(41, 12);
this.lblSum.TabIndex = 6;
this.lblSum.Text = "label7";
//
// pbMemoryUse
//
this.pbMemoryUse.Location = new System.Drawing.Point(69, 61);
this.pbMemoryUse.Name = "pbMemoryUse";
this.pbMemoryUse.Size = new System.Drawing.Size(183, 13);
this.pbMemoryUse.TabIndex = 4;
//
// pbMemorySum
//
this.pbMemorySum.Location = new System.Drawing.Point(69, 39);
this.pbMemorySum.Name = "pbMemorySum";
this.pbMemorySum.Size = new System.Drawing.Size(183, 13);
this.pbMemorySum.TabIndex = 3;
//
// label2
//
this.label2.AutoSize = true;
this.label2.Location = new System.Drawing.Point(19, 61);
this.label2.Name = "label2";
this.label2.Size = new System.Drawing.Size(53, 12);
this.label2.TabIndex = 1;
this.label2.Text = "可用数：";
//
// label1
//
this.label1.AutoSize = true;
this.label1.Location = new System.Drawing.Point(31, 40);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(41, 12);
this.label1.TabIndex = 0;
this.label1.Text = "总数：";
//
// statusStrip1
//
this.statusStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
this.toolStripStatusLabel1,
this.tsslNum,
this.toolStripStatusLabel3,
this.toolStripStatusLabel4,
this.tssluse});
this.statusStrip1.Location = new System.Drawing.Point(0, 220);
this.statusStrip1.Name = "statusStrip1";
this.statusStrip1.Size = new System.Drawing.Size(432, 22);
this.statusStrip1.TabIndex = 2;
this.statusStrip1.Text = "statusStrip1";
//
// toolStripStatusLabel1
//
this.toolStripStatusLabel1.Name = "toolStripStatusLabel1";
this.toolStripStatusLabel1.Size = new System.Drawing.Size(53, 17);
this.toolStripStatusLabel1.Text = "进程数：";
//
// tsslNum
//
this.tsslNum.AutoSize = false;
this.tsslNum.Name = "tsslNum";
this.tsslNum.Size = new System.Drawing.Size(50, 17);
this.tsslNum.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
//
// toolStripStatusLabel3
//
this.toolStripStatusLabel3.Font = new System.Drawing.Font("宋体", 10F);
this.toolStripStatusLabel3.ForeColor = System.Drawing.Color.Gray;
this.toolStripStatusLabel3.Name = "toolStripStatusLabel3";
this.toolStripStatusLabel3.Size = new System.Drawing.Size(14, 17);
this.toolStripStatusLabel3.Text = "|";
//
// toolStripStatusLabel4
//
this.toolStripStatusLabel4.Name = "toolStripStatusLabel4";
this.toolStripStatusLabel4.Size = new System.Drawing.Size(65, 17);
this.toolStripStatusLabel4.Text = "CPU 使用：";
//
// tssluse
//
this.tssluse.Name = "tssluse";
this.tssluse.Size = new System.Drawing.Size(0, 17);
//
// timer1
//
this.timer1.Enabled = true;
this.timer1.Interval = 1000;
this.timer1.Tick += new System.EventHandler(this.timer1_Tick);
//
// groupBox3
//
this.groupBox3.Controls.Add(this.lblVuse);
this.groupBox3.Controls.Add(this.lblVinfo);
this.groupBox3.Controls.Add(this.pbVmemoryuse);
this.groupBox3.Controls.Add(this.pbVmemorysum);
this.groupBox3.Controls.Add(this.label5);
this.groupBox3.Controls.Add(this.label6);
this.groupBox3.Location = new System.Drawing.Point(103, 113);
this.groupBox3.Name = "groupBox3";
this.groupBox3.Size = new System.Drawing.Size(321, 100);
this.groupBox3.TabIndex = 3;
this.groupBox3.TabStop = false;
this.groupBox3.Text = "虚拟内存(K)";
//
// lblVuse
//
this.lblVuse.AutoSize = true;
this.lblVuse.Location = new System.Drawing.Point(257, 61);
this.lblVuse.Name = "lblVuse";
this.lblVuse.Size = new System.Drawing.Size(41, 12);
this.lblVuse.TabIndex = 9;
this.lblVuse.Text = "label8";
//
// lblVinfo
//
this.lblVinfo.AutoSize = true;
this.lblVinfo.Location = new System.Drawing.Point(257, 38);
this.lblVinfo.Name = "lblVinfo";
this.lblVinfo.Size = new System.Drawing.Size(41, 12);
this.lblVinfo.TabIndex = 8;
this.lblVinfo.Text = "label8";
//
// pbVmemoryuse
//
this.pbVmemoryuse.Location = new System.Drawing.Point(69, 60);
this.pbVmemoryuse.Name = "pbVmemoryuse";
this.pbVmemoryuse.Size = new System.Drawing.Size(183, 13);
this.pbVmemoryuse.TabIndex = 4;
//
// pbVmemorysum
//
this.pbVmemorysum.Location = new System.Drawing.Point(69, 38);
this.pbVmemorysum.Name = "pbVmemorysum";
this.pbVmemorysum.Size = new System.Drawing.Size(183, 13);
this.pbVmemorysum.TabIndex = 3;
//
// label5
//
this.label5.AutoSize = true;
this.label5.Location = new System.Drawing.Point(19, 60);
this.label5.Name = "label5";
this.label5.Size = new System.Drawing.Size(53, 12);
this.label5.TabIndex = 1;
this.label5.Text = "可用数：";
//
// label6
//
this.label6.AutoSize = true;
this.label6.Location = new System.Drawing.Point(31, 39);
this.label6.Name = "label6";
this.label6.Size = new System.Drawing.Size(41, 12);
this.label6.TabIndex = 0;
this.label6.Text = "总数：";
//
// Form1
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(432, 242);
this.Controls.Add(this.groupBox3);
this.Controls.Add(this.statusStrip1);
this.Controls.Add(this.groupBox2);
this.Controls.Add(this.groupBox1);
this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
this.MaximizeBox = false;
this.MinimizeBox = false;
this.Name = "Form1";
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = "CPU使用率";
this.Load += new System.EventHandler(this.Form1_Load);
this.FormClosed += new System.Windows.Forms.FormClosedEventHandler(this.Form1_FormClosed);
this.groupBox1.ResumeLayout(false);
this.panel1.ResumeLayout(false);
this.panel1.PerformLayout();
this.groupBox2.ResumeLayout(false);
this.groupBox2.PerformLayout();
this.statusStrip1.ResumeLayout(false);
this.statusStrip1.PerformLayout();
this.groupBox3.ResumeLayout(false);
this.groupBox3.PerformLayout();
this.ResumeLayout(false);
this.PerformLayout();
}
#endregion
private System.Windows.Forms.GroupBox groupBox1;
private System.Windows.Forms.GroupBox groupBox2;
private System.Windows.Forms.Panel panel1;
private System.Windows.Forms.StatusStrip statusStrip1;
private System.Windows.Forms.ToolStripStatusLabel toolStripStatusLabel1;
private System.Windows.Forms.ToolStripStatusLabel tsslNum;
private System.Windows.Forms.ToolStripStatusLabel toolStripStatusLabel3;
private System.Windows.Forms.ToolStripStatusLabel toolStripStatusLabel4;
private System.Windows.Forms.ToolStripStatusLabel tssluse;
private System.Windows.Forms.Timer timer1;
private System.Windows.Forms.Label lblCPU;
private System.Windows.Forms.Panel panel3;
private System.Windows.Forms.Label label2;
private System.Windows.Forms.ProgressBar pbMemoryUse;
private System.Windows.Forms.ProgressBar pbMemorySum;
private System.Windows.Forms.Label label1;
private System.Windows.Forms.GroupBox groupBox3;
private System.Windows.Forms.ProgressBar pbVmemoryuse;
private System.Windows.Forms.ProgressBar pbVmemorysum;
private System.Windows.Forms.Label label5;
private System.Windows.Forms.Label label6;
private System.Windows.Forms.Label lblMuse;
private System.Windows.Forms.Label lblSum;
private System.Windows.Forms.Label lblVuse;
private System.Windows.Forms.Label lblVinfo;
}
到此这篇关于C#实现显示CPU使用率与内存使用率的文章就介绍到这了,更多相关C# CPU内存使用率内容请搜索脚本之家以前的文章或继续浏览下面的相关文章希望大家以后多多支持脚本之家！