Attr
Represents a generic node attribute.
using AngleSharp.Dom.Collections;
using AngleSharp.Extensions;
using AngleSharp.Html;
using System;
namespace AngleSharp.Dom
{
internal sealed class Attr : IAttr, IEquatable<IAttr>
{
private readonly string _localName;
private readonly string _prefix;
private readonly string _namespace;
private string _value;
internal NamedNodeMap Container { get; set; }
public string Prefix => _prefix;
public bool IsId {
get {
if (_prefix == null)
return _localName.Isi(AttributeNames.Id);
return false;
}
}
public bool Specified => !string.IsNullOrEmpty(_value);
public string Name {
get {
if (_prefix != null)
return _prefix + ":" + _localName;
return _localName;
}
}
public string Value {
get {
return _value;
}
set {
string value2 = _value;
_value = value;
Container?.RaiseChangedEvent(this, value, value2);
}
}
public string LocalName => _localName;
public string NamespaceUri => _namespace;
internal Attr(string localName)
: this(localName, string.Empty)
{
}
internal Attr(string localName, string value)
{
_localName = localName;
_value = value;
}
internal Attr(string prefix, string localName, string value, string namespaceUri)
{
_prefix = prefix;
_localName = localName;
_value = value;
_namespace = namespaceUri;
}
public bool Equals(IAttr other)
{
if (Prefix.Is(other.Prefix) && NamespaceUri.Is(other.NamespaceUri))
return Value.Is(other.Value);
return false;
}
public override int GetHashCode()
{
return (((1 * 31 + _localName.GetHashCode()) * 31 + (_value ?? string.Empty).GetHashCode()) * 31 + (_namespace ?? string.Empty).GetHashCode()) * 31 + (_prefix ?? string.Empty).GetHashCode();
}
}
}