系统编程

开发平台：
C#

frmMain.cs：源码内容
							using System;
using System.Collections;
using System.Management;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace xlzHardwareInfo
{
    public partial class frmMain : Form
    {
        public frmMain()
        {
            InitializeComponent();
            cmbxOption.SelectedItem = "Win32_Processor";
        }
        private void InsertInfo(string Key, ref ListView lst, bool DontInsertNull)
        {
            lst.Items.Clear();
            ManagementObjectSearcher searcher = new ManagementObjectSearcher("select * from " + Key);
            try
            {
                foreach (ManagementObject share in searcher.Get())
                {
                    ListViewGroup grp;
                    try
                    {
                        grp = lst.Groups.Add(share["Name"].ToString(), share["Name"].ToString());
                    }
                    catch
                    {
                        grp = lst.Groups.Add(share.ToString(), share.ToString());
                    }
                    if (share.Properties.Count <= 0)
                    {
                        MessageBox.Show("No Information Available", "No Info", MessageBoxButtons.OK, MessageBoxIcon.Information);
                        return;
                    }
                    foreach (PropertyData PC in share.Properties)
                    {
                        ListViewItem item = new ListViewItem(grp);
                        if (lst.Items.Count % 2 != 0)
                            item.BackColor = Color.White;
                        else
                            item.BackColor = Color.WhiteSmoke;
                        item.Text = PC.Name;
                        if (PC.Value != null && PC.Value.ToString() != "")
                        {
                            switch (PC.Value.GetType().ToString())
                            {
                                case "System.String[]":
                                    string[] str = (string[])PC.Value;
                                    string str2 = "";
                                    foreach (string st in str)
                                        str2 += st + " ";
                                    item.SubItems.Add(str2);
                                    break;
                                case "System.UInt16[]":
                                    ushort[] shortData = (ushort[])PC.Value;
                                    string tstr2 = "";
                                    foreach (ushort st in shortData)
                                        tstr2 += st.ToString() + " ";
                                    item.SubItems.Add(tstr2);
                                    break;
                                default:
                                    item.SubItems.Add(PC.Value.ToString());
                                    break;
                            }
                        }
                        else
                        {
                            if (!DontInsertNull)
                                item.SubItems.Add("No Information available");
                            else
                                continue;
                        }
                        lst.Items.Add(item);
                    }
                }
            }
            catch (Exception exp)
            {
                MessageBox.Show("can't get data because of the followeing error n" + exp.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
        }
        private void RemoveNullValue(ref ListView lst)
        {
            foreach (ListViewItem item in lst.Items)
                if (item.SubItems[1].Text == "No Information available")
                    item.Remove();
        }
        #region Control events ...
        //private void cmbxNetwork_SelectedIndexChanged(object sender, EventArgs e)
        //{
        //    //InsertInfo(cmbxNetwork.SelectedItem.ToString(), ref lstNetwork, chkNetwork.Checked);
        //}
        //private void cmbxSystemInfo_SelectedIndexChanged(object sender, EventArgs e)
        //{
        //    //InsertInfo(cmbxSystemInfo.SelectedItem.ToString(), ref lstSystemInfo, chkSystemInfo.Checked);
        //}
        //private void cmbxUtility_SelectedIndexChanged(object sender, EventArgs e)
        //{
        //   // InsertInfo(cmbxUtility.SelectedItem.ToString(), ref lstUtility, chkUtility.Checked);
        //}
        //private void cmbxUserAccount_SelectedIndexChanged(object sender, EventArgs e)
        //{
        //    //InsertInfo(cmbxUserAccount.SelectedItem.ToString(), ref lstUserAccount, chkUserAccount.Checked);
        //}
        //private void cmbxStorage_SelectedIndexChanged(object sender, EventArgs e)
        //{
        //   // InsertInfo(cmbxStorage.SelectedItem.ToString(), ref lstStorage, chkDataStorage.Checked);
        //}
        //private void cmbxDeveloper_SelectedIndexChanged(object sender, EventArgs e)
        //{
        //    //InsertInfo(cmbxDeveloper.SelectedItem.ToString(), ref lstDeveloper, chkDeveloper.Checked);
        //}
        //private void cmbxMemory_SelectedIndexChanged(object sender, EventArgs e)
        //{
        //    //InsertInfo(cmbxMemory.SelectedItem.ToString(), ref lstMemory, chkMemory.Checked);
        //}
        private void chkHardware_CheckedChanged(object sender, EventArgs e)
        {
            if (chkHardware.Checked)
                RemoveNullValue(ref lstDisplayHardware);
            else
                InsertInfo(cmbxOption.SelectedItem.ToString(), ref lstDisplayHardware, chkHardware.Checked);
        }
        private void cmbxOption_SelectedIndexChanged(object sender, EventArgs e)
        {
            InsertInfo(cmbxOption.SelectedItem.ToString(), ref lstDisplayHardware, chkHardware.Checked);
        }
        //private void chkDataStorage_CheckedChanged(object sender, EventArgs e)
        //{
        //    if (chkDataStorage.Checked)
        //        RemoveNullValue(ref lstStorage);
        //    else
        //        InsertInfo(cmbxStorage.SelectedItem.ToString(), ref lstStorage, chkDataStorage.Checked);
        //}
        //private void chkMemory_CheckedChanged(object sender, EventArgs e)
        //{
        //    if (chkMemory.Checked)
        //        RemoveNullValue(ref lstMemory);
        //    else
        //        InsertInfo(cmbxMemory.SelectedItem.ToString(), ref lstStorage, false);
        //}
        //private void chkSystemInfo_CheckedChanged(object sender, EventArgs e)
        //{
        //    if (chkSystemInfo.Checked)
        //        RemoveNullValue(ref lstSystemInfo);
        //    else
        //        InsertInfo(cmbxSystemInfo.SelectedItem.ToString(), ref lstSystemInfo, false);
        //}
        //private void chkNetwork_CheckedChanged(object sender, EventArgs e)
        //{
        //    if (chkNetwork.Checked)
        //        RemoveNullValue(ref lstNetwork);
        //    else
        //        InsertInfo(cmbxNetwork.SelectedItem.ToString(), ref lstNetwork, false);
        //}
        //private void chkUserAccount_CheckedChanged(object sender, EventArgs e)
        //{
        //    if (chkUserAccount.Checked)
        //        RemoveNullValue(ref lstUserAccount);
        //    else
        //        InsertInfo(cmbxUserAccount.SelectedItem.ToString(), ref lstUserAccount, false);
        //}
        //private void chkDeveloper_CheckedChanged(object sender, EventArgs e)
        //{
        //    if (chkDeveloper.Checked)
        //        RemoveNullValue(ref lstDeveloper);
        //    else
        //        InsertInfo(cmbxDeveloper.SelectedItem.ToString(), ref lstDeveloper, false);
        //}
        //private void chkUtility_CheckedChanged(object sender, EventArgs e)
        //{
        //    if (chkUtility.Checked)
        //        RemoveNullValue(ref lstUtility);
        //    else
        //        InsertInfo(cmbxUtility.SelectedItem.ToString(), ref lstUtility, false);
        //}
        //private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        //{
        //    linkLabel1.LinkVisited = true;
        //    System.Diagnostics.Process.Start("http://www.ShiraziOnline.net");
        //}
        #endregion
       
    }
}

						