128 lines
3.4 KiB
C#
128 lines
3.4 KiB
C#
// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
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using System;
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namespace ICSharpCode.AvalonEdit.Highlighting.Xshd
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{
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/// <summary>
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/// A reference to an xshd color, or an inline xshd color.
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/// </summary>
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[Serializable]
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public struct XshdReference<T> : IEquatable<XshdReference<T>> where T : XshdElement
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{
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string referencedDefinition;
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string referencedElement;
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T inlineElement;
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/// <summary>
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/// Gets the reference.
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/// </summary>
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public string ReferencedDefinition {
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get { return referencedDefinition; }
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}
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/// <summary>
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/// Gets the reference.
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/// </summary>
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public string ReferencedElement {
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get { return referencedElement; }
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}
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/// <summary>
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/// Gets the inline element.
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/// </summary>
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public T InlineElement {
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get { return inlineElement; }
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}
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/// <summary>
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/// Creates a new XshdReference instance.
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/// </summary>
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public XshdReference(string referencedDefinition, string referencedElement)
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{
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if (referencedElement == null)
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throw new ArgumentNullException("referencedElement");
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this.referencedDefinition = referencedDefinition;
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this.referencedElement = referencedElement;
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this.inlineElement = null;
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}
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/// <summary>
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/// Creates a new XshdReference instance.
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/// </summary>
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public XshdReference(T inlineElement)
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{
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if (inlineElement == null)
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throw new ArgumentNullException("inlineElement");
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this.referencedDefinition = null;
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this.referencedElement = null;
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this.inlineElement = inlineElement;
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}
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/// <summary>
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/// Applies the visitor to the inline element, if there is any.
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/// </summary>
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public object AcceptVisitor(IXshdVisitor visitor)
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{
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if (inlineElement != null)
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return inlineElement.AcceptVisitor(visitor);
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else
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return null;
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}
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#region Equals and GetHashCode implementation
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// The code in this region is useful if you want to use this structure in collections.
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// If you don't need it, you can just remove the region and the ": IEquatable<XshdColorReference>" declaration.
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/// <inheritdoc/>
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public override bool Equals(object obj)
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{
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if (obj is XshdReference<T>)
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return Equals((XshdReference<T>)obj); // use Equals method below
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else
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return false;
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}
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/// <summary>
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/// Equality operator.
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/// </summary>
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public bool Equals(XshdReference<T> other)
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{
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// add comparisions for all members here
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return this.referencedDefinition == other.referencedDefinition
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&& this.referencedElement == other.referencedElement
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&& this.inlineElement == other.inlineElement;
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}
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/// <inheritdoc/>
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public override int GetHashCode()
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{
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// combine the hash codes of all members here (e.g. with XOR operator ^)
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return GetHashCode(referencedDefinition) ^ GetHashCode(referencedElement) ^ GetHashCode(inlineElement);
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}
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static int GetHashCode(object o)
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{
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return o != null ? o.GetHashCode() : 0;
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}
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/// <summary>
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/// Equality operator.
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/// </summary>
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public static bool operator ==(XshdReference<T> left, XshdReference<T> right)
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{
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return left.Equals(right);
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}
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/// <summary>
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/// Inequality operator.
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/// </summary>
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public static bool operator !=(XshdReference<T> left, XshdReference<T> right)
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{
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return !left.Equals(right);
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}
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#endregion
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}
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}
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