/// <summary>
/// 根据传入的Wordbook关键信息字符串生成字典实例
/// </summary>
/// <param name="keyInfo">字典的关键信息组成的字符串</param>
/// <returns>字典类实例</returns>
public static BaseWordbook GetWordbookByString(string keyInfo)
{
if (String.IsNullOrEmpty(keyInfo))
{
return(null);
}
//throw new ArgumentNullException("字典类名为空");
// 解析出字典类名字
int p = keyInfo.IndexOf(SeparatorSign.OtherSeparator);
if (p < 0)
{
return(null);
}
//throw new ArgumentException("未定义字典类名");
keyInfo = keyInfo.Substring(p + 3, keyInfo.Length - p - 3);
p = keyInfo.IndexOf(SeparatorSign.OtherSeparator);
if (p < 0)
{
return(null);
}
BaseWordbook wordbook = WordbookStaticHandle.GetWordbook(keyInfo.Substring(0, p));
if (wordbook != null)
{
wordbook.ParameterValueComb = keyInfo.Substring(p + 3, keyInfo.Length - p - 3);
}
return(wordbook);
}
private void wordbookTree_TreeDoubleClick(object sender, EventArgs e)
{
if (wordbookTree.CurrentBookInfo.TypeName != null)
{
_wordbook = WordbookStaticHandle.GetWordbook(wordbookTree.CurrentBookInfo.TypeName);
// 用选中的字典初始化界面
InitializeEditBox();
}
}
/// <summary>
/// 在给定 Object 的一组属性值的情况下重新创建该对象
/// </summary>
/// <param name="context"></param>
/// <param name="propertyValues"></param>
/// <returns></returns>
public override object CreateInstance(ITypeDescriptorContext context, IDictionary propertyValues)
{
if (propertyValues == null)
{
throw new ArgumentNullException(MessageStringManager.GetString("NullParameter"));
}
BaseWordbook wordbook = WordbookStaticHandle.GetWordbook((string)propertyValues["WordbookName"]);
wordbook.ExtraCondition = propertyValues["ExtraCondition"].ToString();
wordbook.SelectedStyleIndex = (int)propertyValues["SelectedStyleIndex"];
wordbook.MatchFieldComb = propertyValues["MatchFieldComb"].ToString();
wordbook.ParameterValueComb = propertyValues["ParameterValue"].ToString();
wordbook.CacheTime = (int)propertyValues["SelectedStyleIndex"];
return(wordbook);
}
/// <summary>
/// 通过字典名称获取对应的字典类实例
/// </summary>
/// <param name="name">字典类的类名（全称或分类名+字典名）</param>
/// <returns>类名正确，返回相应实例，否则报异常</returns>
public static BaseWordbook GetWordbook(string name)
{
if (String.IsNullOrEmpty(name))
{
throw new ArgumentNullException(MessageStringManager.GetString("NullParameterName"));
}
// 用Assembly.LoadFrom()需要解决不同应用程序域的问题，
// 现在用此方式得到字典类的程序集，并进行反射处理。
// 目前还不清楚这样做对性能有何影响，如果不行的话，只能还采用硬编码的方式
Type bookType = null;
if (m_WordbookAssembly == null)
{
Assembly[] assemlys = AppDomain.CurrentDomain.GetAssemblies();
foreach (Assembly assembly in assemlys)
{
//MessageBox.Show(assembly.GetName().Name);
// 通过比较Assembly的名称得到字典类的程序集
if (assembly.GetName().Name == "DrectSoft.Basic.Wordbook")
{
m_WordbookAssembly = assembly;
break;
}
}
}
bookType = m_WordbookAssembly.GetType(ConvertBookNameToFullName(name));
if (bookType == null)
{
//MessageBox.Show("Could not found the wordbook");
return(null);
}
else
{
BaseWordbook result = (BaseWordbook)System.Activator.CreateInstance(bookType);;
result.CacheTime = 0;
return(result);
}
}
/// <summary>
/// 将给定值对象转换为指定的类型
/// </summary>
/// <param name="context"></param>
/// <param name="culture"></param>
/// <param name="value"></param>
/// <param name="destinationType"></param>
/// <returns></returns>
public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
{
// 将BaseWordbook类转成String或InstanceDescriptor
BaseWordbook wordbook = value as BaseWordbook;
if (wordbook != null)
{
// 转成String
if ((destinationType == typeof(string)))
{
return((wordbook).ToString());
}
// 转成InstanceDescriptor（从设计界面保存到Designer文件时需要）
if ((destinationType == typeof(InstanceDescriptor)))
{
object[] properties = new object[5];
Type[] types = new Type[5];
// FilterFields
types[0] = typeof(string);
properties[0] = wordbook.MatchFieldComb;
// SelectedStyleIndex
types[1] = typeof(int);
properties[1] = wordbook.SelectedStyleIndex;
// ParameterValues
types[2] = typeof(string);
properties[2] = wordbook.ParameterValueComb;
// ExtraCondition
types[3] = typeof(string);
properties[3] = wordbook.ExtraCondition;
// CacheTime
types[4] = typeof(int);
properties[4] = wordbook.CacheTime;
//object[] properties = new object[1];
//Type[] types = new Type[1];
////// FilterFields
//types[0] = typeof(Collection<string>);
//Collection<string> filters = new Collection<string>();
//filters.Add("aa");
//properties[0] = new Collection<string>(filters);
//object[] properties = new object[3];
//Type[] types = new Type[3];
////// FilterFields
//types[0] = typeof(Collection<string>);
////Collection<string> filters = new Collection<string>(wordbook.FilterFields);
//properties[0] = new Collection<string>();
//((Collection<string>)properties[0]).Add("czydm");
//((Collection<string>)properties[0]).Add("wb");
//((Collection<string>)properties[0]).Add("py");
//// SelectedStyleIndex
//types[1] = typeof(int);
//properties[1] = wordbook.SelectedStyleIndex;
//// ExtraCondition
//types[2] = typeof(string);
//properties[2] = wordbook.ExtraCondition;
// 得到构造函数信息
ConstructorInfo ci = wordbook.GetType().GetConstructor(types);
return(new InstanceDescriptor(ci, properties));
}
}
// 基类的ConvertTo()必须调用
return(base.ConvertTo(context, culture, value, destinationType));
}
