| private static Unescape ( string str ) : string | ||
| str | string | |
| return | string | |
internal string SearchForTextOfLocalName(string strLocalName)
{
if (strLocalName == null)
{
throw new ArgumentNullException("strLocalName");
}
if (this.m_strTag == null)
{
return(null);
}
if (this.m_strTag.Equals(strLocalName) || this.m_strTag.EndsWith(":" + strLocalName, StringComparison.Ordinal))
{
return(SecurityElement.Unescape(this.m_strText));
}
if (this.m_lChildren == null)
{
return(null);
}
IEnumerator enumerator = this.m_lChildren.GetEnumerator();
while (enumerator.MoveNext())
{
string text = ((SecurityElement)enumerator.Current).SearchForTextOfLocalName(strLocalName);
if (text != null)
{
return(text);
}
}
return(null);
}
/// <summary>根据标记名查找子级并返回所包含的文本。</summary>
/// <returns>具有指定标记值的第一个子元素的文本内容。</returns>
/// <param name="tag">要在子元素中搜索的标记。</param>
/// <exception cref="T:System.ArgumentNullException">
/// <paramref name="tag" /> 为 null。</exception>
public string SearchForTextOfTag(string tag)
{
if (tag == null)
{
throw new ArgumentNullException("tag");
}
if (string.Equals(this.m_strTag, tag))
{
return(SecurityElement.Unescape(this.m_strText));
}
if (this.m_lChildren == null)
{
return((string)null);
}
IEnumerator enumerator = this.m_lChildren.GetEnumerator();
this.ConvertSecurityElementFactories();
while (enumerator.MoveNext())
{
string str = ((SecurityElement)enumerator.Current).SearchForTextOfTag(tag);
if (str != null)
{
return(str);
}
}
return((string)null);
}
internal string SearchForTextOfLocalName(string strLocalName)
{
if (strLocalName == null)
{
throw new ArgumentNullException("strLocalName");
}
if (this.m_strTag == null)
{
return((string)null);
}
if (this.m_strTag.Equals(strLocalName) || this.m_strTag.EndsWith(":" + strLocalName, StringComparison.Ordinal))
{
return(SecurityElement.Unescape(this.m_strText));
}
if (this.m_lChildren == null)
{
return((string)null);
}
foreach (SecurityElement mLChild in this.m_lChildren)
{
string str = mLChild.SearchForTextOfLocalName(strLocalName);
if (str != null)
{
return(str);
}
}
return((string)null);
}
public SecurityAttribute(string name, string value)
{
if (!SecurityElement.IsValidAttributeName(name))
{
throw new ArgumentException(Locale.GetText("Invalid XML attribute name") + ": " + name);
}
if (!SecurityElement.IsValidAttributeValue(value))
{
throw new ArgumentException(Locale.GetText("Invalid XML attribute value") + ": " + value);
}
this._name = name;
this._value = SecurityElement.Unescape(value);
}
/// <summary>Finds an attribute by name in an XML element.</summary>
/// <returns>The value associated with the named attribute, or null if no attribute with <paramref name="name" /> exists.</returns>
/// <param name="name">The name of the attribute for which to search. </param>
/// <exception cref="T:System.ArgumentNullException">The <paramref name="name" /> parameter is null. </exception>
public string Attribute(string name)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
if (this.m_lAttributes == null)
{
return(null);
}
int count = this.m_lAttributes.Count;
for (int i = 0; i < count; i += 2)
{
string a = (string)this.m_lAttributes[i];
if (string.Equals(a, name))
{
string str = (string)this.m_lAttributes[i + 1];
return(SecurityElement.Unescape(str));
}
}
return(null);
}
/// <summary>根据名称在 XML 元素中查找特性。</summary>
/// <returns>与命名特性相关的值，或者，如果不存在与 <paramref name="name" /> 相关的特性，则为 null。</returns>
/// <param name="name">要搜索的特性名。</param>
/// <exception cref="T:System.ArgumentNullException">
/// <paramref name="name" /> 参数为 null。</exception>
public string Attribute(string name)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
if (this.m_lAttributes == null)
{
return((string)null);
}
int count = this.m_lAttributes.Count;
int index = 0;
while (index < count)
{
if (string.Equals((string)this.m_lAttributes[index], name))
{
return(SecurityElement.Unescape((string)this.m_lAttributes[index + 1]));
}
index += 2;
}
return((string)null);
}
