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//
// MembersView.cs
//
// Author:
// Jean-Philippe Bruyère <jp.bruyere@hotmail.com>
//
// Copyright (c) 2016 jp
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
using System;
using Crow;
using System.Xml.Serialization;
using System.ComponentModel;
using System.Reflection;
using System.Collections.Generic;
using System.Linq;
namespace CrowIDE
{
public class PropertyContainer : IValueChange
{
#region IValueChange implementation
public event EventHandler<ValueChangeEventArgs> ValueChanged;
public virtual void NotifyValueChanged(string MemberName, object _value)
{
ValueChanged.Raise(this, new ValueChangeEventArgs(MemberName, _value));
}
#endregion
PropertyInfo pi;
object instance;
public string Name { get { return pi.Name; }}
public object Value {
get { return pi.GetValue(instance); }
set {
try {
if (!pi.PropertyType.IsAssignableFrom(value.GetType()) && pi.PropertyType != typeof(string)){
if (pi.PropertyType.IsEnum) {
if (value is string) {
pi.SetValue (instance, Enum.Parse (pi.PropertyType, (string)value));
}else
pi.SetValue (instance, value);
} else {
MethodInfo me = pi.PropertyType.GetMethod
("Parse", BindingFlags.Static | BindingFlags.Public,
System.Type.DefaultBinder, new Type [] {typeof (string)},null);
pi.SetValue (instance, me.Invoke (null, new object[] { value }), null);
}
}else
pi.SetValue(instance, value);
} catch (Exception ex) {
System.Diagnostics.Debug.WriteLine ("Error setting property:"+ ex.ToString());
}
NotifyValueChanged ("Value", value);
}
}
public string Type { get { return pi.PropertyType.IsEnum ?
"System.Enum"
: pi.PropertyType.FullName; }}
public object[] Choices {
get {
return Enum.GetValues (pi.PropertyType).Cast<object>().ToArray();
}
}
public PropertyContainer(PropertyInfo prop, object _instance){
pi = prop;
instance = _instance;
}
}
public class MembersView : ListBox
{
object instance;
[XmlAttributeAttribute][DefaultValue(null)]
public virtual object Instance {
get { return instance; }
set {
if (instance == value)
return;
instance = value;
NotifyValueChanged ("Instance", instance);
if (instance == null) {
Data = null;
return;
}
MemberInfo[] members = instance.GetType ().GetMembers (BindingFlags.Public | BindingFlags.Instance);
List<PropertyContainer> props = new List<PropertyContainer> ();
foreach (MemberInfo m in members) {
if (m.MemberType == MemberTypes.Property) {
PropertyInfo pi = m as PropertyInfo;
if (!pi.CanWrite)
continue;
if (pi.GetCustomAttribute (typeof(XmlIgnoreAttribute)) != null)
continue;
props.Add (new PropertyContainer (pi, instance));
}
}
Data = props.ToArray ();
}
}
public MembersView () : base()
{
}
}
}
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