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作者:天雨 来源:yesky 2007年11月14日
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using System.Runtime.InteropServices ; using System.Text ; [ DllImport("kernel32") ] public static extern void GetWindowsDirectory(StringBuilder WinDir,int count) ; [ DllImport("kernel32") ] public static extern void GetSystemDirectory(StringBuilder SysDir,int count) ; [ DllImport("kernel32") ] public static extern void GetSystemInfo(ref CPU_INFO cpuinfo) ; [ DllImport("kernel32") ] public static extern void GlobalMemoryStatus(ref MEMORY_INFO meminfo) ; [ DllImport("kernel32") ] public static extern void GetSystemTime(ref SYSTEMTIME_INFO stinfo) ; |
//定义CPU的信息结构 [StructLayout(LayoutKind.Sequential) ] public struct CPU_INFO { public uint dwOemId ; public uint dwPageSize ; public uint lpMinimumApplicationAddress ; public uint lpMaximumApplicationAddress ; public uint dwActiveProcessorMask ; public uint dwNumberOfProcessors ; public uint dwProcessorType ; public uint dwAllocationGranularity ; public uint dwProcessorLevel ; public uint dwProcessorRevision ; } file://定义内存的信息结构 [StructLayout(LayoutKind.Sequential) ] public struct MEMORY_INFO { public uint dwLength ; public uint dwMemoryLoad ; public uint dwTotalPhys ; public uint dwAvailPhys ; public uint dwTotalPageFile ; public uint dwAvailPageFile ; public uint dwTotalVirtual ; public uint dwAvailVirtual ; } file://定义系统时间的信息结构 [StructLayout(LayoutKind.Sequential) ] public struct SYSTEMTIME_INFO { public ushort wYear ; public ushort wMonth ; public ushort wDayOfWeek ; public ushort wDay ; public ushort wHour ; public ushort wMinute ; public ushort wSecond ; public ushort wMilliseconds ; } |
private void button1_Click(object sender, System.EventArgs e ) { file://调用GetWindowsDirectory和GetSystemDirectory函数分别取得Windows路径和系统路径 const int nChars = 128 ; StringBuilder Buff = new StringBuilder(nChars) ; GetWindowsDirectory(Buff,nChars) ; WindowsDirectory.Text = "Windows路径:"+Buff.ToString( ) ; GetSystemDirectory(Buff,nChars) ; SystemDirectory.Text = " 系统路径:"+Buff.ToString( ) ; file://调用GetSystemInfo函数获取CPU的相关信息 CPU_INFO CpuInfo ; CpuInfo = new CPU_INFO( ) ; GetSystemInfo(ref CpuInfo) ; NumberOfProcessors.Text = "本计算机中有"+CpuInfo.dwNumberOfProcessors.ToString( ) +"个CPU"; ProcessorType.Text = "CPU的类型为"+CpuInfo.dwProcessorType.ToString( ) ; ProcessorLevel.Text = "CPU等级为"+CpuInfo.dwProcessorLevel.ToString( ) ; OemId.Text = "CPU的OEM ID为"+CpuInfo.dwOemId.ToString( ) ; PageSize.Text = "CPU中的页面大小为"+CpuInfo.dwPageSize.ToString( ) ; file://调用GlobalMemoryStatus函数获取内存的相关信息 MEMORY_INFO MemInfo ; MemInfo = new MEMORY_INFO( ) ; GlobalMemoryStatus(ref MemInfo) ; MemoryLoad.Text = MemInfo.dwMemoryLoad.ToString( ) +"%的内存正在使用" ; TotalPhys.Text = "物理内存共有"+MemInfo.dwTotalPhys.ToString( ) +"字节" ; AvailPhys.Text = "可使用的物理内存有"+MemInfo.dwAvailPhys.ToString( ) +"字节" ; TotalPageFile.Text = "交换文件总大小为"+MemInfo.dwTotalPageFile.ToString( ) +"字节" ; AvailPageFile.Text = "尚可交换文件大小为"+MemInfo.dwAvailPageFile.ToString( ) +"字节" ; TotalVirtual.Text = "总虚拟内存有"+MemInfo.dwTotalVirtual.ToString( ) +"字节" ; AvailVirtual.Text = "未用虚拟内存有"+MemInfo.dwAvailVirtual.ToString( ) +"字节" ; file://调用GetSystemTime函数获取系统时间信息 SYSTEMTIME_INFO StInfo ; StInfo = new SYSTEMTIME_INFO( ) ; GetSystemTime(ref StInfo) ; Date.Text = StInfo.wYear.ToString( ) +"年"+StInfo.wMonth.ToString( ) +"月"+StInfo.wDay.ToString( ) +"日" ; Time.Text = (StInfo.wHour+8).ToString( ) +"点"+StInfo.wMinute.ToString( ) +"分"+StInfo.wSecond.ToString( ) +"秒" ; } |
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