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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
namespace WixToolset.Serialize
{
using System;
using System.Collections;
using System.Xml;
/// <summary>
/// Interface for generated schema elements.
/// </summary>
public interface ISchemaElement
{
/// <summary>
/// Gets and sets the parent of this element. May be null.
/// </summary>
/// <value>An ISchemaElement that has this element as a child.</value>
ISchemaElement ParentElement
{
get;
set;
}
/// <summary>
/// Outputs xml representing this element, including the associated attributes
/// and any nested elements.
/// </summary>
/// <param name="writer">XmlTextWriter to be used when outputting the element.</param>
void OutputXml(XmlWriter writer);
}
/// <summary>
/// Interface for generated schema elements. Implemented by elements that have child
/// elements.
/// </summary>
public interface IParentElement
{
/// <summary>
/// Gets an enumerable collection of the children of this element.
/// </summary>
/// <value>An enumerable collection of the children of this element.</value>
IEnumerable Children
{
get;
}
/// <summary>
/// Gets an enumerable collection of the children of this element, filtered
/// by the passed in type.
/// </summary>
/// <param name="childType">The type of children to retrieve.</param>
IEnumerable this[Type childType]
{
get;
}
/// <summary>
/// Adds a child to this element.
/// </summary>
/// <param name="child">Child to add.</param>
void AddChild(ISchemaElement child);
/// <summary>
/// Removes a child from this element.
/// </summary>
/// <param name="child">Child to remove.</param>
void RemoveChild(ISchemaElement child);
}
/// <summary>
/// Interface for generated schema elements. Implemented by classes with attributes.
/// </summary>
public interface ISetAttributes
{
/// <summary>
/// Sets the attribute with the given name to the given value. The value here is
/// a string, and is converted to the strongly-typed version inside this method.
/// </summary>
/// <param name="name">The name of the attribute to set.</param>
/// <param name="value">The value to assign to the attribute.</param>
void SetAttribute(string name, string value);
}
/// <summary>
/// Interface for generated schema elements. Implemented by classes with children.
/// </summary>
public interface ICreateChildren
{
/// <summary>
/// Creates an instance of the child with the passed in name.
/// </summary>
/// <param name="childName">String matching the element name of the child when represented in XML.</param>
/// <returns>An instance of that child.</returns>
ISchemaElement CreateChild(string childName);
}
}
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