mcs/class/Microsoft.Build/Microsoft.Build.Construction/ProjectWhenElement.cs

   1 //
   2 // ProjectWhenElement.cs
   3 //
   4 // Author:
   5 //   Leszek Ciesielski (skolima@gmail.com)
   6 //
   7 // (C) 2011 Leszek Ciesielski
   8 //
   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:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  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.
  27 //
  28
  29 using System;
  30 using System.Collections.Generic;
  31 using System.Linq;
  32 using System.Xml;
  33 using Microsoft.Build.Exceptions;
  34 using Microsoft.Build.Internal;
  35
  36 namespace Microsoft.Build.Construction
  37 {
  38         [System.Diagnostics.DebuggerDisplayAttribute ("#Children={Count} Condition={Condition}")]
  39         public class ProjectWhenElement : ProjectElementContainer
  40         {
  41                 internal ProjectWhenElement (string condition, ProjectRootElement containingProject)
  42                 {
  43                         Condition = condition;
  44                         ContainingProject = containingProject;
  45                 }
  46                 public ICollection<ProjectPropertyGroupElement> PropertyGroups {
  47                         get { return new CollectionFromEnumerable<ProjectPropertyGroupElement> (
  48                                 new FilteredEnumerable<ProjectPropertyGroupElement> (Children)); }
  49                 }
  50                 public ICollection<ProjectItemGroupElement> ItemGroups {
  51                         get { return new CollectionFromEnumerable<ProjectItemGroupElement> (
  52                                 new FilteredEnumerable<ProjectItemGroupElement> (Children)); }
  53                 }
  54                 public ICollection<ProjectChooseElement> ChooseElements {
  55                         get { return new CollectionFromEnumerable<ProjectChooseElement> (
  56                                 new FilteredEnumerable<ProjectChooseElement> (Children));}
  57                 }
  58                 internal override string XmlName {
  59                         get { return "When"; }
  60                 }
  61                 internal override ProjectElement LoadChildElement (XmlReader reader)
  62                 {
  63                         switch (reader.LocalName) {
  64                         case "PropertyGroup":
  65                                 var property = ContainingProject.CreatePropertyGroupElement ();
  66                                 AppendChild (property);
  67                                 return property;
  68                         case "ItemGroup":
  69                                 var item = ContainingProject.CreateItemGroupElement ();
  70                                 AppendChild (item);
  71                                 return item;
  72                         case "When":
  73                                 var when = ContainingProject.CreateWhenElement (null);
  74                                 AppendChild (when);
  75                                 return when;
  76                         default:
  77                                 throw new InvalidProjectFileException (string.Format (
  78                                         "Child \"{0}\" is not a known node type.", reader.LocalName));
  79                         }
  80                 }
  81         }
  82 }