(轉)在C#中利用API取得系統信息

忘是亡心i 2022-08-25 05:23 121阅读 0赞

![None.gif][] using  System;  
![None.gif][] using  System.Drawing;  
![None.gif][] using  System.Collections;  
![None.gif][] using  System.ComponentModel;  
![None.gif][] using  System.Windows.Forms;  
![None.gif][] using  System.Data;  
![None.gif][] using  System.Runtime.InteropServices;  
![None.gif][] using  System.Text;  
![None.gif][]  
![None.gif][]  
![None.gif][] namespace  GetSystemInfoDemo  
![ExpandedBlockStart.gif][]![ContractedBlock.gif][] ... \{  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]/\*\*////<summary>  
![InBlock.gif][]/// Form1 的摘要说明。  
![ExpandedSubBlockEnd.gif][]///</summary>  
![InBlock.gif][]publicclass Form1 : System.Windows.Forms.Form  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][]private System.Windows.Forms.GroupBox groupBox1;  
![InBlock.gif][]private System.Windows.Forms.GroupBox groupBox2;  
![InBlock.gif][]private System.Windows.Forms.GroupBox groupBox3;  
![InBlock.gif][]private System.Windows.Forms.GroupBox groupBox4;  
![InBlock.gif][]private System.Windows.Forms.Button button1;  
![InBlock.gif][]private System.Windows.Forms.Label AvailVirtual;  
![InBlock.gif][]private System.Windows.Forms.Label TotalVirtual;  
![InBlock.gif][]private System.Windows.Forms.Label AvailPageFile;  
![InBlock.gif][]private System.Windows.Forms.Label TotalPageFile;  
![InBlock.gif][]private System.Windows.Forms.Label AvailPhys;  
![InBlock.gif][]private System.Windows.Forms.Label TotalPhys;  
![InBlock.gif][]private System.Windows.Forms.Label MemoryLoad;  
![InBlock.gif][]private System.Windows.Forms.Label PageSize;  
![InBlock.gif][]private System.Windows.Forms.Label OemId;  
![InBlock.gif][]private System.Windows.Forms.Label ProcessorLevel;  
![InBlock.gif][]private System.Windows.Forms.Label ProcessorType;  
![InBlock.gif][]private System.Windows.Forms.Label NumberOfProcessors;  
![InBlock.gif][]private System.Windows.Forms.Label SystemDirectory;  
![InBlock.gif][]private System.Windows.Forms.Label WindowsDirectory;  
![InBlock.gif][]private System.Windows.Forms.Label Time;  
![InBlock.gif][]private System.Windows.Forms.Label Date;  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]/\*\*////<summary>  
![InBlock.gif][]/// 必需的设计器变量。  
![ExpandedSubBlockEnd.gif][]///</summary>  
![InBlock.gif][]private System.ComponentModel.Container components =null;  
![InBlock.gif][] \[DllImport("kernel32")\]  
![InBlock.gif][]publicstaticexternvoid GetWindowsDirectory(StringBuilder WinDir, int count);  
![InBlock.gif][]  
![InBlock.gif][] \[DllImport("kernel32")\]  
![InBlock.gif][]publicstaticexternvoid GetSystemDirectory(StringBuilder SysDir, int count);  
![InBlock.gif][]  
![InBlock.gif][] \[DllImport("kernel32")\]  
![InBlock.gif][]publicstaticexternvoid GetSystemInfo(ref CPU\_INFO cpuinfo);  
![InBlock.gif][]  
![InBlock.gif][] \[DllImport("kernel32")\]  
![InBlock.gif][]publicstaticexternvoid GlobalMemoryStatus(ref MEMORY\_INFO meminfo);  
![InBlock.gif][]  
![InBlock.gif][] \[DllImport("kernel32")\]  
![InBlock.gif][]publicstaticexternvoid GetSystemTime(ref SYSTEMTIME\_INFO stinfo);  
![InBlock.gif][]  
![InBlock.gif][] \[StructLayout(LayoutKind.Sequential)\]  
![InBlock.gif][]publicstruct CPU\_INFO  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][]publicuint dwOemId;  
![InBlock.gif][]publicuint dwPageSize;  
![InBlock.gif][]publicuint lpMinimumApplicationAddress;  
![InBlock.gif][]publicuint lpMaximumApplicationAddress;  
![InBlock.gif][]publicuint dwActiveProcessorMask;  
![InBlock.gif][]publicuint dwNumberOfProcessors;  
![InBlock.gif][]publicuint dwProcessorType;  
![InBlock.gif][]publicuint dwAllocationGranularity;  
![InBlock.gif][]publicuint dwProcessorLevel;  
![InBlock.gif][]publicuint dwProcessorRevision;  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]  
![InBlock.gif][]//定义内存的信息结构  
![InBlock.gif][] \[StructLayout(LayoutKind.Sequential)\]  
![InBlock.gif][]publicstruct MEMORY\_INFO  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][]publicuint dwLength;  
![InBlock.gif][]publicuint dwMemoryLoad;  
![InBlock.gif][]publicuint dwTotalPhys;  
![InBlock.gif][]publicuint dwAvailPhys;  
![InBlock.gif][]publicuint dwTotalPageFile;  
![InBlock.gif][]publicuint dwAvailPageFile;  
![InBlock.gif][]publicuint dwTotalVirtual;  
![InBlock.gif][]publicuint dwAvailVirtual;  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]  
![InBlock.gif][]//定义系统时间的信息结构  
![InBlock.gif][] \[StructLayout(LayoutKind.Sequential)\]  
![InBlock.gif][]publicstruct SYSTEMTIME\_INFO  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][]publicushort wYear;  
![InBlock.gif][]publicushort wMonth;  
![InBlock.gif][]publicushort wDayOfWeek;  
![InBlock.gif][]publicushort wDay;  
![InBlock.gif][]publicushort wHour;  
![InBlock.gif][]publicushort wMinute;  
![InBlock.gif][]publicushort wSecond;  
![InBlock.gif][]publicushort wMilliseconds;  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]  
![InBlock.gif][]public Form1()  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][]//  
![InBlock.gif][]// Windows 窗体设计器支持所必需的  
![InBlock.gif][]//  
![InBlock.gif][] InitializeComponent();  
![InBlock.gif][]  
![InBlock.gif][]//  
![InBlock.gif][]// TODO: 在 InitializeComponent 调用后添加任何构造函数代码  
![InBlock.gif][]//  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]/\*\*////<summary>  
![InBlock.gif][]/// 清理所有正在使用的资源。  
![ExpandedSubBlockEnd.gif][]///</summary>  
![InBlock.gif][]protectedoverridevoid Dispose(bool disposing)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][]if (disposing)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][]if (components !=null)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][] components.Dispose();  
![ExpandedSubBlockEnd.gif][] \}  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]base.Dispose(disposing);  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]  
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][]Windows 窗体设计器生成的代码\#region Windows 窗体设计器生成的代码  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]/\*\*////<summary>  
![InBlock.gif][]/// 设计器支持所需的方法 - 不要使用代码编辑器修改  
![InBlock.gif][]/// 此方法的内容。  
![ExpandedSubBlockEnd.gif][]///</summary>  
![InBlock.gif][]privatevoid InitializeComponent()  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][]this.groupBox1 =new System.Windows.Forms.GroupBox();  
![InBlock.gif][]this.Date =new System.Windows.Forms.Label();  
![InBlock.gif][]this.Time =new System.Windows.Forms.Label();  
![InBlock.gif][]this.groupBox2 =new System.Windows.Forms.GroupBox();  
![InBlock.gif][]this.TotalVirtual =new System.Windows.Forms.Label();  
![InBlock.gif][]this.AvailVirtual =new System.Windows.Forms.Label();  
![InBlock.gif][]this.groupBox3 =new System.Windows.Forms.GroupBox();  
![InBlock.gif][]this.ProcessorType =new System.Windows.Forms.Label();  
![InBlock.gif][]this.NumberOfProcessors =new System.Windows.Forms.Label();  
![InBlock.gif][]this.MemoryLoad =new System.Windows.Forms.Label();  
![InBlock.gif][]this.PageSize =new System.Windows.Forms.Label();  
![InBlock.gif][]this.OemId =new System.Windows.Forms.Label();  
![InBlock.gif][]this.ProcessorLevel =new System.Windows.Forms.Label();  
![InBlock.gif][]this.groupBox4 =new System.Windows.Forms.GroupBox();  
![InBlock.gif][]this.AvailPageFile =new System.Windows.Forms.Label();  
![InBlock.gif][]this.TotalPageFile =new System.Windows.Forms.Label();  
![InBlock.gif][]this.AvailPhys =new System.Windows.Forms.Label();  
![InBlock.gif][]this.TotalPhys =new System.Windows.Forms.Label();  
![InBlock.gif][]this.WindowsDirectory =new System.Windows.Forms.Label();  
![InBlock.gif][]this.button1 =new System.Windows.Forms.Button();  
![InBlock.gif][]this.SystemDirectory =new System.Windows.Forms.Label();  
![InBlock.gif][]this.groupBox1.SuspendLayout();  
![InBlock.gif][]this.groupBox2.SuspendLayout();  
![InBlock.gif][]this.groupBox3.SuspendLayout();  
![InBlock.gif][]this.groupBox4.SuspendLayout();  
![InBlock.gif][]this.SuspendLayout();  
![InBlock.gif][]//  
![InBlock.gif][]// groupBox1  
![InBlock.gif][]//  
![InBlock.gif][]this.groupBox1.Controls.Add(this.Date);  
![InBlock.gif][]this.groupBox1.Controls.Add(this.Time);  
![InBlock.gif][]this.groupBox1.Location =new System.Drawing.Point(7, 17);  
![InBlock.gif][]this.groupBox1.Name ="groupBox1";  
![InBlock.gif][]this.groupBox1.Size =new System.Drawing.Size(200, 137);  
![InBlock.gif][]this.groupBox1.TabIndex =0;  
![InBlock.gif][]this.groupBox1.TabStop =false;  
![InBlock.gif][]this.groupBox1.Text ="groupBox1";  
![InBlock.gif][]//  
![InBlock.gif][]// Date  
![InBlock.gif][]//  
![InBlock.gif][]this.Date.Location =new System.Drawing.Point(27, 103);  
![InBlock.gif][]this.Date.Name ="Date";  
![InBlock.gif][]this.Date.Size =new System.Drawing.Size(133, 24);  
![InBlock.gif][]this.Date.TabIndex =1;  
![InBlock.gif][]this.Date.Text ="label2";  
![InBlock.gif][]//  
![InBlock.gif][]// Time  
![InBlock.gif][]//  
![InBlock.gif][]this.Time.Location =new System.Drawing.Point(27, 51);  
![InBlock.gif][]this.Time.Name ="Time";  
![InBlock.gif][]this.Time.Size =new System.Drawing.Size(133, 25);  
![InBlock.gif][]this.Time.TabIndex =0;  
![InBlock.gif][]this.Time.Text ="label1";  
![InBlock.gif][]//  
![InBlock.gif][]// groupBox2  
![InBlock.gif][]//  
![InBlock.gif][]this.groupBox2.Controls.Add(this.TotalVirtual);  
![InBlock.gif][]this.groupBox2.Controls.Add(this.AvailVirtual);  
![InBlock.gif][]this.groupBox2.Location =new System.Drawing.Point(247, 26);  
![InBlock.gif][]this.groupBox2.Name ="groupBox2";  
![InBlock.gif][]this.groupBox2.Size =new System.Drawing.Size(200, 128);  
![InBlock.gif][]this.groupBox2.TabIndex =1;  
![InBlock.gif][]this.groupBox2.TabStop =false;  
![InBlock.gif][]this.groupBox2.Text ="groupBox2";  
![InBlock.gif][]//  
![InBlock.gif][]// TotalVirtual  
![InBlock.gif][]//  
![InBlock.gif][]this.TotalVirtual.Location =new System.Drawing.Point(33, 43);  
![InBlock.gif][]this.TotalVirtual.Name ="TotalVirtual";  
![InBlock.gif][]this.TotalVirtual.Size =new System.Drawing.Size(140, 24);  
![InBlock.gif][]this.TotalVirtual.TabIndex =5;  
![InBlock.gif][]this.TotalVirtual.Text ="label6";  
![InBlock.gif][]//  
![InBlock.gif][]// AvailVirtual  
![InBlock.gif][]//  
![InBlock.gif][]this.AvailVirtual.Location =new System.Drawing.Point(33, 86);  
![InBlock.gif][]this.AvailVirtual.Name ="AvailVirtual";  
![InBlock.gif][]this.AvailVirtual.Size =new System.Drawing.Size(140, 24);  
![InBlock.gif][]this.AvailVirtual.TabIndex =10;  
![InBlock.gif][]this.AvailVirtual.Text ="label11";  
![InBlock.gif][]//  
![InBlock.gif][]// groupBox3  
![InBlock.gif][]//  
![InBlock.gif][]this.groupBox3.Controls.Add(this.ProcessorType);  
![InBlock.gif][]this.groupBox3.Controls.Add(this.NumberOfProcessors);  
![InBlock.gif][]this.groupBox3.Controls.Add(this.MemoryLoad);  
![InBlock.gif][]this.groupBox3.Controls.Add(this.PageSize);  
![InBlock.gif][]this.groupBox3.Controls.Add(this.OemId);  
![InBlock.gif][]this.groupBox3.Controls.Add(this.ProcessorLevel);  
![InBlock.gif][]this.groupBox3.Location =new System.Drawing.Point(247, 171);  
![InBlock.gif][]this.groupBox3.Name ="groupBox3";  
![InBlock.gif][]this.groupBox3.Size =new System.Drawing.Size(200, 275);  
![InBlock.gif][]this.groupBox3.TabIndex =1;  
![InBlock.gif][]this.groupBox3.TabStop =false;  
![InBlock.gif][]this.groupBox3.Text ="groupBox2";  
![InBlock.gif][]//  
![InBlock.gif][]// ProcessorType  
![InBlock.gif][]//  
![InBlock.gif][]this.ProcessorType.Location =new System.Drawing.Point(33, 231);  
![InBlock.gif][]this.ProcessorType.Name ="ProcessorType";  
![InBlock.gif][]this.ProcessorType.Size =new System.Drawing.Size(140, 25);  
![InBlock.gif][]this.ProcessorType.TabIndex =13;  
![InBlock.gif][]this.ProcessorType.Text ="label2";  
![InBlock.gif][]//  
![InBlock.gif][]// NumberOfProcessors  
![InBlock.gif][]//  
![InBlock.gif][]this.NumberOfProcessors.Location =new System.Drawing.Point(33, 26);  
![InBlock.gif][]this.NumberOfProcessors.Name ="NumberOfProcessors";  
![InBlock.gif][]this.NumberOfProcessors.Size =new System.Drawing.Size(140, 24);  
![InBlock.gif][]this.NumberOfProcessors.TabIndex =12;  
![InBlock.gif][]this.NumberOfProcessors.Text ="label1";  
![InBlock.gif][]//  
![InBlock.gif][]// MemoryLoad  
![InBlock.gif][]//  
![InBlock.gif][]this.MemoryLoad.Location =new System.Drawing.Point(33, 60);  
![InBlock.gif][]this.MemoryLoad.Name ="MemoryLoad";  
![InBlock.gif][]this.MemoryLoad.Size =new System.Drawing.Size(140, 25);  
![InBlock.gif][]this.MemoryLoad.TabIndex =3;  
![InBlock.gif][]this.MemoryLoad.Text ="label4";  
![InBlock.gif][]//  
![InBlock.gif][]// PageSize  
![InBlock.gif][]//  
![InBlock.gif][]this.PageSize.Location =new System.Drawing.Point(33, 103);  
![InBlock.gif][]this.PageSize.Name ="PageSize";  
![InBlock.gif][]this.PageSize.Size =new System.Drawing.Size(140, 24);  
![InBlock.gif][]this.PageSize.TabIndex =8;  
![InBlock.gif][]this.PageSize.Text ="label9";  
![InBlock.gif][]//  
![InBlock.gif][]// OemId  
![InBlock.gif][]//  
![InBlock.gif][]this.OemId.Location =new System.Drawing.Point(33, 154);  
![InBlock.gif][]this.OemId.Name ="OemId";  
![InBlock.gif][]this.OemId.Size =new System.Drawing.Size(140, 25);  
![InBlock.gif][]this.OemId.TabIndex =9;  
![InBlock.gif][]this.OemId.Text ="label10";  
![InBlock.gif][]//  
![InBlock.gif][]// ProcessorLevel  
![InBlock.gif][]//  
![InBlock.gif][]this.ProcessorLevel.Location =new System.Drawing.Point(33, 197);  
![InBlock.gif][]this.ProcessorLevel.Name ="ProcessorLevel";  
![InBlock.gif][]this.ProcessorLevel.Size =new System.Drawing.Size(140, 25);  
![InBlock.gif][]this.ProcessorLevel.TabIndex =11;  
![InBlock.gif][]this.ProcessorLevel.Text ="label12";  
![InBlock.gif][]//  
![InBlock.gif][]// groupBox4  
![InBlock.gif][]//  
![InBlock.gif][]this.groupBox4.Controls.Add(this.AvailPageFile);  
![InBlock.gif][]this.groupBox4.Controls.Add(this.TotalPageFile);  
![InBlock.gif][]this.groupBox4.Controls.Add(this.AvailPhys);  
![InBlock.gif][]this.groupBox4.Controls.Add(this.TotalPhys);  
![InBlock.gif][]this.groupBox4.Controls.Add(this.WindowsDirectory);  
![InBlock.gif][]this.groupBox4.Location =new System.Drawing.Point(13, 171);  
![InBlock.gif][]this.groupBox4.Name ="groupBox4";  
![InBlock.gif][]this.groupBox4.Size =new System.Drawing.Size(200, 318);  
![InBlock.gif][]this.groupBox4.TabIndex =2;  
![InBlock.gif][]this.groupBox4.TabStop =false;  
![InBlock.gif][]this.groupBox4.Text ="groupBox2";  
![InBlock.gif][]//  
![InBlock.gif][]// AvailPageFile  
![InBlock.gif][]//  
![InBlock.gif][]this.AvailPageFile.Location =new System.Drawing.Point(27, 69);  
![InBlock.gif][]this.AvailPageFile.Name ="AvailPageFile";  
![InBlock.gif][]this.AvailPageFile.Size =new System.Drawing.Size(133, 24);  
![InBlock.gif][]this.AvailPageFile.TabIndex =4;  
![InBlock.gif][]this.AvailPageFile.Text ="label5";  
![InBlock.gif][]//  
![InBlock.gif][]// TotalPageFile  
![InBlock.gif][]//  
![InBlock.gif][]this.TotalPageFile.Location =new System.Drawing.Point(27, 120);  
![InBlock.gif][]this.TotalPageFile.Name ="TotalPageFile";  
![InBlock.gif][]this.TotalPageFile.Size =new System.Drawing.Size(133, 25);  
![InBlock.gif][]this.TotalPageFile.TabIndex =7;  
![InBlock.gif][]this.TotalPageFile.Text ="label8";  
![InBlock.gif][]//  
![InBlock.gif][]// AvailPhys  
![InBlock.gif][]//  
![InBlock.gif][]this.AvailPhys.Location =new System.Drawing.Point(27, 171);  
![InBlock.gif][]this.AvailPhys.Name ="AvailPhys";  
![InBlock.gif][]this.AvailPhys.Size =new System.Drawing.Size(133, 25);  
![InBlock.gif][]this.AvailPhys.TabIndex =6;  
![InBlock.gif][]this.AvailPhys.Text ="label7";  
![InBlock.gif][]//  
![InBlock.gif][]// TotalPhys  
![InBlock.gif][]//  
![InBlock.gif][]this.TotalPhys.Location =new System.Drawing.Point(27, 223);  
![InBlock.gif][]this.TotalPhys.Name ="TotalPhys";  
![InBlock.gif][]this.TotalPhys.Size =new System.Drawing.Size(133, 24);  
![InBlock.gif][]this.TotalPhys.TabIndex =2;  
![InBlock.gif][]this.TotalPhys.Text ="label3";  
![InBlock.gif][]//  
![InBlock.gif][]// WindowsDirectory  
![InBlock.gif][]//  
![InBlock.gif][]this.WindowsDirectory.Location =new System.Drawing.Point(27, 26);  
![InBlock.gif][]this.WindowsDirectory.Name ="WindowsDirectory";  
![InBlock.gif][]this.WindowsDirectory.Size =new System.Drawing.Size(133, 24);  
![InBlock.gif][]this.WindowsDirectory.TabIndex =11;  
![InBlock.gif][]this.WindowsDirectory.Text ="label1";  
![InBlock.gif][]//  
![InBlock.gif][]// button1  
![InBlock.gif][]//  
![InBlock.gif][]this.button1.Location =new System.Drawing.Point(207, 489);  
![InBlock.gif][]this.button1.Name ="button1";  
![InBlock.gif][]this.button1.Size =new System.Drawing.Size(62, 24);  
![InBlock.gif][]this.button1.TabIndex =3;  
![InBlock.gif][]this.button1.Text ="button1";  
![InBlock.gif][]this.button1.Click \+=new System.EventHandler(this.button1\_Click);  
![InBlock.gif][]//  
![InBlock.gif][]// SystemDirectory  
![InBlock.gif][]//  
![InBlock.gif][]this.SystemDirectory.Location =new System.Drawing.Point(27, 429);  
![InBlock.gif][]this.SystemDirectory.Name ="SystemDirectory";  
![InBlock.gif][]this.SystemDirectory.Size =new System.Drawing.Size(83, 24);  
![InBlock.gif][]this.SystemDirectory.TabIndex =2;  
![InBlock.gif][]this.SystemDirectory.Text ="label2";  
![InBlock.gif][]//  
![InBlock.gif][]// Form1  
![InBlock.gif][]//  
![InBlock.gif][]this.AutoScaleBaseSize =new System.Drawing.Size(5, 15);  
![InBlock.gif][]this.ClientSize =new System.Drawing.Size(488, 507);  
![InBlock.gif][]this.Controls.Add(this.button1);  
![InBlock.gif][]this.Controls.Add(this.groupBox1);  
![InBlock.gif][]this.Controls.Add(this.groupBox2);  
![InBlock.gif][]this.Controls.Add(this.groupBox3);  
![InBlock.gif][]this.Controls.Add(this.groupBox4);  
![InBlock.gif][]this.Controls.Add(this.SystemDirectory);  
![InBlock.gif][]this.Name ="Form1";  
![InBlock.gif][]this.Text ="Form1";  
![InBlock.gif][]this.groupBox1.ResumeLayout(false);  
![InBlock.gif][]this.groupBox2.ResumeLayout(false);  
![InBlock.gif][]this.groupBox3.ResumeLayout(false);  
![InBlock.gif][]this.groupBox4.ResumeLayout(false);  
![InBlock.gif][]this.ResumeLayout(false);  
![InBlock.gif][]  
![ExpandedSubBlockEnd.gif][] \}  
![ExpandedSubBlockEnd.gif][]\#endregion  
![InBlock.gif][]  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]/\*\*////<summary>  
![InBlock.gif][]/// 应用程序的主入口点。  
![ExpandedSubBlockEnd.gif][]///</summary>  
![InBlock.gif][] \[STAThread\]  
![InBlock.gif][]staticvoid Main()  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][] Application.Run(new Form1());  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]  
![InBlock.gif][]privatevoid button1\_Click(object sender, System.EventArgs e)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]...\{  
![InBlock.gif][]//调用GetWindowsDirectory和GetSystemDirectory函数分别取得Windows路径和系统路径  
![InBlock.gif][]constint nChars =128;  
![InBlock.gif][] StringBuilder Buff =new StringBuilder(nChars);  
![InBlock.gif][] GetWindowsDirectory(Buff, nChars);  
![InBlock.gif][] WindowsDirectory.Text ="Windows路径："\+ Buff.ToString();  
![InBlock.gif][] GetSystemDirectory(Buff, nChars);  
![InBlock.gif][] SystemDirectory.Text ="系统路径："\+ Buff.ToString();  
![InBlock.gif][]  
![InBlock.gif][]//调用GetSystemInfo函数获取CPU的相关信息  
![InBlock.gif][] CPU\_INFO CpuInfo;  
![InBlock.gif][] CpuInfo =new CPU\_INFO();  
![InBlock.gif][] GetSystemInfo(ref CpuInfo);  
![InBlock.gif][] NumberOfProcessors.Text ="本计算机中有"\+ CpuInfo.dwNumberOfProcessors.ToString() \+"个CPU";  
![InBlock.gif][] ProcessorType.Text ="CPU的类型为"\+ CpuInfo.dwProcessorType.ToString();  
![InBlock.gif][] ProcessorLevel.Text ="CPU等级为"\+ CpuInfo.dwProcessorLevel.ToString();  
![InBlock.gif][] OemId.Text ="CPU的OEM ID为"\+ CpuInfo.dwOemId.ToString();  
![InBlock.gif][] PageSize.Text ="CPU中的页面大小为"\+ CpuInfo.dwPageSize.ToString();  
![InBlock.gif][]  
![InBlock.gif][]//调用GlobalMemoryStatus函数获取内存的相关信息  
![InBlock.gif][] MEMORY\_INFO MemInfo;  
![InBlock.gif][] MemInfo =new MEMORY\_INFO();  
![InBlock.gif][] GlobalMemoryStatus(ref MemInfo);  
![InBlock.gif][] MemoryLoad.Text = MemInfo.dwMemoryLoad.ToString() \+"%的内存正在使用";  
![InBlock.gif][] TotalPhys.Text ="物理内存共有"\+ MemInfo.dwTotalPhys.ToString() \+"字节";  
![InBlock.gif][] AvailPhys.Text ="可使用的物理内存有"\+ MemInfo.dwAvailPhys.ToString() \+"字节";  
![InBlock.gif][] TotalPageFile.Text ="交换文件总大小为"\+ MemInfo.dwTotalPageFile.ToString() \+"字节";  
![InBlock.gif][] AvailPageFile.Text ="尚可交换文件大小为"\+ MemInfo.dwAvailPageFile.ToString() \+"字节";  
![InBlock.gif][] TotalVirtual.Text ="总虚拟内存有"\+ MemInfo.dwTotalVirtual.ToString() \+"字节";  
![InBlock.gif][] AvailVirtual.Text ="未用虚拟内存有"\+ MemInfo.dwAvailVirtual.ToString() \+"字节";  
![InBlock.gif][]  
![InBlock.gif][]//调用GetSystemTime函数获取系统时间信息  
![InBlock.gif][] SYSTEMTIME\_INFO StInfo;  
![InBlock.gif][] StInfo =new SYSTEMTIME\_INFO();  
![InBlock.gif][] GetSystemTime(ref StInfo);  
![InBlock.gif][] Date.Text = StInfo.wYear.ToString() \+"年"\+ StInfo.wMonth.ToString() \+"月"\+ StInfo.wDay.ToString() \+"日";  
![InBlock.gif][] Time.Text = (StInfo.wHour \+8).ToString() \+"点"\+ StInfo.wMinute.ToString() \+"分"\+ StInfo.wSecond.ToString() \+"秒";  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]  
![ExpandedSubBlockEnd.gif][] \}  
![ExpandedBlockEnd.gif][]\}   
![None.gif][]  
![None.gif][]

本文轉自: [http://www.cnblogs.com/jhtchina/archive/2006/02/21/334855.html][http_www.cnblogs.com_jhtchina_archive_2006_02_21_334855.html]

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[http_www.cnblogs.com_jhtchina_archive_2006_02_21_334855.html]: http://www.cnblogs.com/jhtchina/archive/2006/02/21/334855.html