2 // ProjectChooseElement.cs
5 // Leszek Ciesielski (skolima@gmail.com)
7 // (C) 2011 Leszek Ciesielski
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
30 using System.Collections.Generic;
33 using Microsoft.Build.Exceptions;
34 using Microsoft.Build.Internal;
36 namespace Microsoft.Build.Construction
38 [System.Diagnostics.DebuggerDisplayAttribute ("ProjectChooseElement (#Children={Count} "
39 + "HasOtherwise={OtherwiseElement != null})")]
40 public class ProjectChooseElement : ProjectElementContainer
42 internal ProjectChooseElement (ProjectRootElement containingProject)
44 ContainingProject = containingProject;
46 public override string Condition { get { return null; } set { throw new InvalidOperationException(
47 "Can not set Condition."); } }
48 public ProjectOtherwiseElement OtherwiseElement {
49 get { return LastChild as ProjectOtherwiseElement; }
51 public ICollection<ProjectWhenElement> WhenElements {
52 get { return new CollectionFromEnumerable<ProjectWhenElement> (
53 new FilteredEnumerable<ProjectWhenElement> (Children)); }
55 internal override string XmlName {
56 get { return "Choose"; }
58 internal override ProjectElement LoadChildElement (XmlReader reader)
60 var name = reader.LocalName;
63 var other = ContainingProject.CreateOtherwiseElement ();
67 var when = ContainingProject.CreateWhenElement (null);
71 throw new InvalidProjectFileException (string.Format (
72 "Child \"{0}\" is not a known node type.", name));