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

   1 //
   2 // ProjectItemGroupElement.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.Collections.Generic;
  30 using System.Linq;
  31 using Microsoft.Build.Internal;
  32 using System;
  33
  34 namespace Microsoft.Build.Construction
  35 {
  36         [System.Diagnostics.DebuggerDisplayAttribute ("#Items={Count} Condition={Condition} Label={Label}")]
  37         public class ProjectItemGroupElement : ProjectElementContainer
  38         {
  39                 public ProjectItemElement AddItem (string itemType, string include)
  40                 {
  41                         return AddItem (itemType, include, null);
  42                 }
  43
  44                 public ProjectItemElement AddItem (string itemType, string include,
  45                                                    IEnumerable<KeyValuePair<string, string>> metadata)
  46                 {
  47                         var item = ContainingProject.CreateItemElement (itemType, include);
  48                         if (metadata != null)
  49                                 foreach (var data in metadata)
  50                                         item.AddMetadata (data.Key, data.Value);
  51                         var lastChild = LastChild;
  52                         foreach (var existingItem in Items) {
  53                                 var compare = string.Compare (item.ItemType, existingItem.ItemType,
  54                                         StringComparison.OrdinalIgnoreCase);
  55
  56                                 if (compare == 0) {
  57                                         if (string.Compare (item.Include, existingItem.Include,
  58                                                 StringComparison.OrdinalIgnoreCase) >= 0)
  59                                                 continue;
  60                                         lastChild = existingItem.PreviousSibling;
  61                                         break;
  62                                 }
  63
  64                                 if (compare < 0) {
  65                                         lastChild = existingItem.PreviousSibling;
  66                                         break;
  67                                 }
  68                         }
  69                         InsertAfterChild (item, lastChild);
  70                         return item;
  71                 }
  72
  73                 internal ProjectItemGroupElement (ProjectRootElement containingProject)
  74                 {
  75                         ContainingProject = containingProject;
  76                 }
  77
  78                 public ICollection<ProjectItemElement> Items {
  79                         get { return new CollectionFromEnumerable<ProjectItemElement> (
  80                                 new FilteredEnumerable<ProjectItemElement> (Children)); }
  81                 }
  82
  83                 internal override string XmlName {
  84                         get { return "ItemGroup"; }
  85                 }
  86
  87                 internal override ProjectElement LoadChildElement (string name)
  88                 {
  89                         var item = ContainingProject.CreateItemElement (name);
  90                         AppendChild (item);
  91                         return item;
  92                 }
  93         }
  94 }