class/System.Windows/System.Windows.Interop/PluginHost.cs

   1 //
   2 // PluginHost.cs
   3 //
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   6 //
   7 // Copyright 2007, 2009 Novell, Inc.
   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.Runtime.InteropServices;
  30 using Mono;
  31
  32 namespace System.Windows.Interop {
  33
  34         /// <summary>
  35         ///   This class is used to keep track of the Mozilla plugin handle
  36         /// </summary>
  37         /// <remarks>
  38         ///   A number of methods that interact with the browser host require
  39         ///   the plugin handle that was used to create the plugin on the Mozilla
  40         ///   side.   We keep this information here.
  41         ///
  42         ///   This class is static, but since we create a new AppDomain for each
  43         ///   Silverlight surface created on the plugin, the plugin_handle is
  44         ///   actually a per-Silverlight instance variable.
  45         /// </remarks>
  46         internal static class PluginHost {
  47                 static IntPtr plugin_handle;
  48                 static Uri source_uri;
  49
  50                 public static void SetPluginHandle (IntPtr value)
  51                 {
  52                         plugin_handle = value;
  53
  54                         string location = NativeMethods.plugin_instance_get_source_location (value);
  55                         // full uri including xap
  56                         source_uri = new Uri (location, UriKind.RelativeOrAbsolute);
  57
  58                         // IsolatedStorage (inside mscorlib.dll) needs some information about the XAP file
  59                         // to initialize it's application and site directory storage. WebClient is another user of this
  60                         AppDomain.CurrentDomain.SetData ("xap_uri", GetApplicationIdentity (source_uri));
  61                 }
  62
  63                 public static IntPtr Handle {
  64                         get {
  65                                 return plugin_handle;
  66                         }
  67                 }
  68
  69                 public static Uri SourceUri {
  70                         get {
  71                                 return source_uri;
  72                         }
  73                 }
  74
  75                 // used by IsolatedStorage (who has no access to the Uri class)
  76                 static string GetApplicationIdentity (Uri uri)
  77                 {
  78                         if ((uri.Scheme == "http" && uri.Port == 80) || (uri.Scheme == "https" && uri.Port == 443) || (uri.Port == -1))
  79                                 return String.Format ("{0}://{1}{2}", uri.Scheme, uri.DnsSafeHost, uri.AbsolutePath);
  80                         else
  81                                 return String.Format ("{0}://{1}:{2}{3}", uri.Scheme, uri.DnsSafeHost, uri.Port, uri.AbsolutePath);
  82                 }
  83         }
  84 }