2 // System.ComponentModel.ArrayConverter
5 // Martin Willemoes Hansen (mwh@sysrq.dk)
6 // Andreas Nahr (ClassDevelopment@A-SoftTech.com)
8 // (C) 2003 Martin Willemoes Hansen
9 // (C) 2003 Andreas Nahr
13 // Permission is hereby granted, free of charge, to any person obtaining
14 // a copy of this software and associated documentation files (the
15 // "Software"), to deal in the Software without restriction, including
16 // without limitation the rights to use, copy, modify, merge, publish,
17 // distribute, sublicense, and/or sell copies of the Software, and to
18 // permit persons to whom the Software is furnished to do so, subject to
19 // the following conditions:
21 // The above copyright notice and this permission notice shall be
22 // included in all copies or substantial portions of the Software.
24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
33 using System.Globalization;
35 namespace System.ComponentModel
37 public class ArrayConverter : CollectionConverter
39 public override object ConvertTo (ITypeDescriptorContext context, CultureInfo culture, object value,
42 if (destinationType == null)
43 throw new ArgumentNullException ("destinationType");
45 if (destinationType == typeof (string) && (value is Array))
46 return value.GetType ().Name + " Array";
48 return base.ConvertTo (context, culture, value, destinationType);
51 public override PropertyDescriptorCollection GetProperties (ITypeDescriptorContext context,
52 object value, Attribute[] attributes)
55 throw new NullReferenceException ();
57 PropertyDescriptorCollection col = new PropertyDescriptorCollection (null);
59 Array array = (Array)value;
60 for (int i = 0; i < array.Length; i ++) {
61 col.Add (new ArrayPropertyDescriptor (i, array.GetType()));
68 public override bool GetPropertiesSupported (ITypeDescriptorContext context)
73 internal class ArrayPropertyDescriptor : PropertyDescriptor
77 public ArrayPropertyDescriptor (int index, Type array_type)
78 : base (String.Format ("[{0}]", index), null)
81 this.array_type = array_type;
84 public override Type ComponentType {
85 get { return array_type; }
88 public override Type PropertyType {
89 get { return array_type.GetElementType(); }
92 public override bool IsReadOnly {
96 public override object GetValue (object component)
98 if (component == null)
101 return ((Array)component).GetValue (index);
104 public override void SetValue (object component, object value)
106 if (component == null)
109 ((Array)component).SetValue (value, index);
112 public override void ResetValue (object component)
116 public override bool CanResetValue (object component)
121 public override bool ShouldSerializeValue (object component)