curriculum_design/DataSourceSetting.cs

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/********************************************
 *			 Made by MeiZhaoRui				*
 *			 2014年05月01日 更新				*
 *******************************************/

using System;
using System.Collections;
using System.Data;
using System.Data.SqlClient;
using System.Windows.Forms;
using Microsoft.Win32;

namespace curriculum_design
{
	public partial class DataSourceSetting : Form
	{
		public DataSourceSetting()
		{
			InitializeComponent();
		}
		public bool isFirstTime = true;
		private void DataSourceSetting_Load(object sender, EventArgs e)
		{
			cb_ways.SelectedIndex = 0;
			foreach(string i in DataSources)
			{
				cbb_servername.Items.Add(i);
			}
			if (cbb_servername.Items.Count > 0)
				cbb_servername.SelectedIndex = 0;
			Global.ShowCloseOption = true;
		}
		private ArrayList DataSources
		{
			get
			{
				RegistryKey rk = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Microsoft SQL Server");
				string[] instances = (String[])rk.GetValue("InstalledInstances");
				ArrayList array = new ArrayList();
				if (instances.Length > 0)
				{
					foreach (String element in instances)
					{
						if (element == "MSSQLSERVER")
							array.Insert(0, Environment.MachineName);
						else
							array.Insert(0, Environment.MachineName + @"\" + element);
					}
				}
				return array;
			}
		}

		private void cb_ways_SelectedIndexChanged(object sender, EventArgs e)
		{
			if (cb_ways.SelectedIndex == 1)
			{
				tb_username.Enabled = label3.Enabled = tb_passwd.Enabled = label2.Enabled = true;
				tb_username.Text = DES.Decrypt(INI.ReadValue("dataSource", "uid").Trim());
				tb_passwd.Text = DES.Decrypt(INI.ReadValue("dataSource", "pwd").Trim());