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//
// XElement.cs
//
// Author:
// Michael Hutchinson <mhutchinson@novell.com>
//
// Copyright (C) 2008 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System.Collections.Generic;
using System.Text;
using ICSharpCode.NRefactory;
namespace MonoDevelop.Xml.Dom
{
public class XElement : XContainer, IAttributedXObject
{
XNode closingTag;
readonly XAttributeCollection attributes;
public XElement (TextLocation start) : base (start)
{
attributes = new XAttributeCollection (this);
}
public XElement (TextLocation start, XName name) : this (start)
{
this.Name = name;
}
public XNode ClosingTag { get { return closingTag; } }
public bool IsClosed { get { return closingTag != null; } }
public bool IsSelfClosing { get { return closingTag == this; } }
public void Close (XNode closingTag)
{
this.closingTag = closingTag;
if (closingTag is XClosingTag)
closingTag.Parent = this;
}
public XName Name { get; set; }
public override bool IsComplete { get { return base.IsComplete && IsNamed; } }
public bool IsNamed { get { return Name.IsValid; } }
public XAttributeCollection Attributes {
get { return attributes; }
}
protected XElement ()
{
attributes = new XAttributeCollection (this);
}
protected override XObject NewInstance () { return new XElement (); }
protected override void ShallowCopyFrom (XObject copyFrom)
{
base.ShallowCopyFrom (copyFrom);
var copyFromEl = (XElement) copyFrom;
Name = copyFromEl.Name; //XName is immutable value type
//include attributes
foreach (var a in copyFromEl.Attributes)
Attributes.AddAttribute ((XAttribute) a.ShallowCopy ());
}
public override string ToString ()
{
return string.Format ("[XElement Name='{0}' Location='{1}'", Name.FullName, Region);
}
public override void BuildTreeString (StringBuilder builder, int indentLevel)
{
builder.Append (' ', indentLevel * 2);
builder.AppendFormat ("[XElement Name='{0}' Location='{1}' Children=", Name.FullName, Region);
builder.AppendLine ();
foreach (XNode child in Nodes)
child.BuildTreeString (builder, indentLevel + 1);
builder.Append (' ', indentLevel * 2);
builder.Append ("Attributes=");
builder.AppendLine ();
foreach (XAttribute att in Attributes)
att.BuildTreeString (builder, indentLevel + 1);
if (closingTag is XClosingTag) {
builder.AppendLine ("ClosingTag=");
closingTag.BuildTreeString (builder, indentLevel + 1);
} else if (closingTag == null)
builder.AppendLine ("ClosingTag=(null)");
else
builder.AppendLine ("ClosingTag=(Self)");
builder.Append (' ', indentLevel * 2);
builder.AppendLine ("]");
}
public override string FriendlyPathRepresentation {
get { return Name.FullName; }
}
public IEnumerable<XElement> Elements {
get {
XElement el;
foreach (XNode node in Nodes) {
el = node as XElement;
if (el != null)
yield return el;
}
}
}
public IEnumerable<XElement> AllDescendentElements {
get {
foreach (XElement el in Elements) {
yield return el;
foreach (XElement el2 in el.AllDescendentElements)
yield return el2;
}
}
}
}
}
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