mcs/class/Managed.Windows.Forms/System.Resources/ResXFileRef.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) 2005 Novell, Inc. (http://www.novell.com)
  21 //
  22 // Authors:
  23 //      Peter Bartok    (pbartok@novell.com)
  24 //
  25 //
  26
  27 // COMPLETE
  28
  29 using System;
  30 using System.ComponentModel;
  31 using System.IO;
  32 using System.Reflection;
  33
  34 namespace System.Resources {
  35         [Serializable]
  36         [TypeConverter(typeof(ResXFileRef.Converter))]
  37         public class ResXFileRef {
  38                 #region Converter Class
  39                 public class Converter : TypeConverter {
  40                         #region Constructors
  41                         public Converter() {
  42                         }
  43                         #endregion      // Constructors
  44
  45                         #region Methods
  46                         public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) {
  47                                 return sourceType == typeof(string);
  48                         }
  49
  50                         public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) {
  51                                 return destinationType == typeof(string);
  52                         }
  53
  54                         public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value) {
  55                                 string[]        parts;
  56                                 byte[]          buffer;
  57
  58                                 if ( !(value is String)) {
  59                                         return base.ConvertFrom(context, culture, value);
  60                                 }
  61
  62                                 parts = ((string)value).Split(';');
  63
  64                                 using (FileStream file = new FileStream(parts[0], FileMode.Open, FileAccess.Read, FileShare.Read)) {
  65                                         buffer = new byte[file.Length];
  66
  67                                         file.Read(buffer, 0, (int)file.Length);
  68                                 }
  69
  70                                 return Activator.CreateInstance(Type.GetType(parts[1]), BindingFlags.CreateInstance | BindingFlags.Public | BindingFlags.Instance, null, new object[] { new MemoryStream(buffer) }, culture);
  71                         }
  72
  73                         public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType) {
  74                                 if (destinationType != typeof(String)) {
  75                                         return base.ConvertTo (context, culture, value, destinationType);
  76                                 }
  77
  78                                 return ((ResXFileRef)value).ToString();
  79                         }
  80                         #endregion      // Methods
  81                 }
  82                 #endregion      // Converter Class
  83
  84                 #region Local Variables
  85                 private string filename;
  86                 private string typename;
  87                 #endregion      // Local Variables
  88
  89                 #region Public Constructors
  90                 public ResXFileRef(string fileName, string typeName) {
  91                         this.filename = fileName;
  92                         this.typename = typeName;
  93                 }
  94                 #endregion      // Public Constructors
  95
  96                 #region Public Instance Properties
  97                 #endregion      // Public Instance Properties
  98
  99                 #region Public Instance Methods
 100                 public override string ToString() {
 101                         return filename + ";" + typename;
 102                 }
 103                 #endregion      // Public Instance Methods
 104         }
 105 }