130 lines
2.9 KiB
C#
130 lines
2.9 KiB
C#
//
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// System.ComponentModel.DerivedPropertyDescriptor
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//
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// Authors:
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// Gonzalo Paniagua Javier (gonzalo@ximian.com)
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//
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// (C) 2002 Ximian, Inc (http://www.ximian.com)
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//
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.Reflection;
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namespace System.ComponentModel
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{
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class DerivedPropertyDescriptor : PropertyDescriptor
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{
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bool readOnly;
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Type componentType;
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Type propertyType;
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PropertyInfo prop;
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protected DerivedPropertyDescriptor (string name, Attribute [] attrs)
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: base (name, attrs)
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{
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}
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public DerivedPropertyDescriptor (string name, Attribute [] attrs, int dummy)
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: this (name, attrs)
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{
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}
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public void SetReadOnly (bool value)
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{
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readOnly = value;
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}
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public void SetComponentType (Type type)
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{
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componentType = type;
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}
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public void SetPropertyType (Type type)
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{
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propertyType = type;
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}
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public override object GetValue (object component)
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{
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if (prop == null)
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prop = componentType.GetProperty (Name);
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return prop.GetValue (component, null);
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}
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public override void SetValue(object component, object value) {
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if (prop == null)
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prop = componentType.GetProperty (Name);
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prop.SetValue (component, value, null);
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// FIXME: EventArgs might be differen type.
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OnValueChanged (component, new PropertyChangedEventArgs (Name));
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}
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[MonoTODO]
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public override void ResetValue(object component) {
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throw new NotImplementedException ();
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}
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[MonoTODO]
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public override bool CanResetValue(object component) {
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throw new NotImplementedException ();
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}
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[MonoTODO]
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public override bool ShouldSerializeValue(object component) {
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throw new NotImplementedException ();
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}
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public override Type ComponentType
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{
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get {
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return componentType;
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}
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}
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public override bool IsReadOnly
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{
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get {
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return readOnly;
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}
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}
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public override Type PropertyType
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{
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get {
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return propertyType;
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}
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}
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}
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}
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