public ConfigItem(ConfigItemEnum key, string keyname, double value, string comment)
{
Key = key;
KeyName = keyname;
Value = value;
Comment = comment;
}
public ConfigItem this[ConfigItemEnum key]
{
get
{
if (_list.ContainsKey(key))
{
return(_list[key]);
}
else
{
return(_list[ConfigItemEnum.UnDefined]);
}
}
}
/// <summary>
/// 从指定的DataTable中读取数据并构建内部表
/// tblConfig
/// </summary>
/// <param name="dtSource">tblConfig</param>
public void LoadFrom(DataTable dtSource)
{
_list.Clear();
// 总是有一个 “未定义”项
ConfigItem item = new ConfigItem(ConfigItemEnum.UnDefined, "ConfigItemNoDefined", 0, "未定义项");
_list.Add(ConfigItemEnum.UnDefined, item);
// 主界面刷新周期间隔
item = new ConfigItem(ConfigItemEnum.UI_ScanInterval, "UI_ScanInterval", 100, "UI_ScanInterval");
_list.Add(item.Key, item);
// 从数据库中取值
for (int i = 0; i < dtSource.Rows.Count; i++)
{
DataRow r = dtSource.Rows[i];
string keyName = r["Key"].ToDbString().Replace('.', '_');
ConfigItemEnum key = ParseFrom(keyName);
if (key != ConfigItemEnum.UnDefined)
{
item = new ConfigItem(key, keyName);
item.KeyName = keyName;
item.Comment = r["Comment"].ToDbString();
item.Value = r["Value"].ToDbDouble();
_list.Add(key, item);
}
else
{
System.Diagnostics.Debug.Print("配置表中的项目 {0} 没有对应的枚举值存在！请检查。", keyName);
}
}
}
public ConfigItem(ConfigItemEnum key, string keyname)
: this(key, keyname, 0d, null)
{
}
