133 lines
3.6 KiB
C#
133 lines
3.6 KiB
C#
///
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/// Copyright (c) 2017 Sensus Metering Systems
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///
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using System;
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using System.IO;
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using System.Text;
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using System.Xml.Serialization;
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namespace UserManagement
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{
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/// <summary>
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/// Class to be serialized to an XML file...
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/// Public members are local settings.
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/// These settings are modified by dialogs invoked by menu items
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/// Edit->Preferences ... PreferencesDlg ... S1.1(language, etc. local settings), and
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/// Edit->Advanced settings ... AdvancedSettingsDlg ... S1.2(spec. where bench settings are stored)
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/// </summary>
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[XmlRootAttribute("UserManagement")]
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public class LocalSettings
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{
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static XmlSerializer serializer = XmlSerializer.FromTypes(new[] { typeof(LocalSettings) })[0];
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/// <summary>
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/// User interface language (used as CultureInfo(..) constructor argument).
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/// </summary>
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public string Language = "en";
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public string ConnectionString = "SERVER=10.42.128.16; DATABASE=st_wr_shared_config; UID=u9305784; PASSWORD=p89344390; CHARSET=utf8;";
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/// <summary>
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/// Login method: UserName, FullName or Number
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/// </summary>
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public Users.Entities.LoginMethod LoginMethod;
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/// MainWnd
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public int MainWndLeft;
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public int MainWndTop;
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public int MainWndWidth;
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public int MainWndHeight;
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public bool ManiWndMaximized;
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public LocalSettings()
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{
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}
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/// <summary>
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/// Load public fields of this class from the XML file.
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/// </summary>
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/// <returns>LocalSettings object or null when Load() fails</returns>
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public static LocalSettings Load(string fileName)
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{
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try
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{
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using (TextReader reader = new StreamReader(fileName))
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{
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return serializer.Deserialize(reader) as LocalSettings;
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}
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}
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catch (Exception e)
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{
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string msg = e.Message;
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return null;
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}
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}
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/// <summary>
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/// Save public fields of this class to the XML file.
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/// </summary>
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public void Save()
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{
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try
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{
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using (TextWriter writer = new StreamWriter(Program.LocalSettingsFileName))
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{
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serializer.Serialize(writer, this);
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}
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}
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catch (Exception e)
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{
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string msg = e.Message;
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}
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}
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/// <summary>
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/// Updates history stored in a string array by a new latest string.
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/// </summary>
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/// <param name="lastStrValue">Lste entered string</param>
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/// <returns>true = updated and saved</returns>
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public bool UpdateHistory(string lastStrValue, ref string[] history, int maxHistoryLen = 10)
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{
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if (string.IsNullOrEmpty(lastStrValue)) return false;
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int currentHistoryCount = (history != null) ? history.Length : 0;
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int match = -1;
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for (int i = 0; i < currentHistoryCount; i++)
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{
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if (history[i] == lastStrValue)
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{
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match = i;
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break;
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}
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}
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if (match >= 0 || currentHistoryCount >= maxHistoryLen)
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{
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/// History does not have to be (because of a match) or should not be extended (because of the lenght)
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if (match < 0) match = currentHistoryCount - 1;
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for (int j = match; j > 0; j--)
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{
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history[j] = history[j - 1];
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}
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history[0] = lastStrValue;
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}
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else
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{
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/// History wiil be extended, new item inserted at the beginning
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string[] newHistory = new string[currentHistoryCount + 1];
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newHistory[0] = lastStrValue;
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for (int j = 1; j <= currentHistoryCount; j++)
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{
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newHistory[j] = history[j - 1];
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}
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history = newHistory;
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}
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Save();
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return true;
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}
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}
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}
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