Merge pull request #439 from mono-soc-2012/garyb/iconfix
[mono.git] / mcs / class / Mono.WebBrowser / Mono.Mozilla / DOM / StylesheetList.cs
1 // Permission is hereby granted, free of charge, to any person obtaining
2 // a copy of this software and associated documentation files (the
3 // "Software"), to deal in the Software without restriction, including
4 // without limitation the rights to use, copy, modify, merge, publish,
5 // distribute, sublicense, and/or sell copies of the Software, and to
6 // permit persons to whom the Software is furnished to do so, subject to
7 // the following conditions:
8 // 
9 // The above copyright notice and this permission notice shall be
10 // included in all copies or substantial portions of the Software.
11 // 
12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
19 //
20 // Copyright (c) 2008 Novell, Inc.
21 //
22 // Authors:
23 //      Andreia Gaita (avidigal@novell.com)
24 //
25
26 using System;
27 using System.Collections;
28 using System.Collections.Generic;
29 using Mono.WebBrowser.DOM;
30
31 namespace Mono.Mozilla.DOM
32 {
33         internal class StylesheetList : DOMObject, IStylesheetList
34         {
35                 private nsIDOMStyleSheetList unmanagedStyles;
36                 private List<IStylesheet> styles;
37                 
38                 public StylesheetList(WebBrowser control, nsIDOMStyleSheetList stylesheetList) : base (control)
39                 {
40                         if (control.platform != control.enginePlatform)
41                                 unmanagedStyles = nsDOMStyleSheetList.GetProxy (control, stylesheetList);
42                         else
43                                 unmanagedStyles = stylesheetList;
44                         styles = new List<IStylesheet>();
45                 }
46                 
47                 #region IDisposable Members
48                 protected override  void Dispose (bool disposing)
49                 {
50                         if (!disposed) {
51                                 if (disposing) {
52                                         Clear ();
53                                 }
54                         }
55                         base.Dispose(disposing);
56                 }               
57                 #endregion
58                 
59                 #region Helpers
60                 protected void Clear () 
61                 {
62                         styles.Clear ();
63                 }
64
65                 internal void Load ()
66                 {
67                         Clear ();                       
68                         uint count;
69                         unmanagedStyles.getLength (out count);
70                         for (int i = 0; i < count;i++) {
71                                 nsIDOMStyleSheet style;
72                                 unmanagedStyles.item ((uint)i, out style);
73                                 styles.Add (new Stylesheet (control, style));
74                         }
75                 }
76                 #endregion
77                                 
78                 IEnumerator IEnumerable.GetEnumerator()
79                 {
80                         if (styles.Count == 0)
81                                 Load ();
82                         return styles.GetEnumerator(); 
83                 }
84
85                 public IStylesheet this [int index] {
86                         get {
87                                 return styles[index];
88                         }
89                         set {
90                                 styles[index] = value;
91                         }
92                 }
93         
94                 public int Count {
95                         get {
96                                 if (styles.Count == 0)
97                                         Load ();
98                                 return styles.Count;
99                         }
100                 }
101         }
102 }