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mirror of synced 2024-12-14 00:23:03 +01:00
Switch-Toolbox/Switch_Toolbox_Library/Forms/PropertyBinding.cs
2019-03-27 19:14:28 -04:00

111 lines
2.8 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Reflection;
namespace Switch_Toolbox.Library.Forms
{
/// <summary>
/// Custom binding class
/// </summary>
/// <typeparam name="T"></typeparam>
public class PropertyBinding<T>
{
public T Value
{
get
{
return _value;
}
set
{
_value = value;
if (BoundType != null)
{
Property.SetValue(null, _value);
}
if (BoundObject != null)
{
Property.SetValue(BoundObject, _value);
}
}
}
private T _value
{
get; set;
}
public bool IsBound
{
get { return Property != null; }
}
private PropertyInfo Property;
private object BoundObject;
private Type BoundType;
public static implicit operator T(PropertyBinding<T> p)
{
return p.Value;
}
public static implicit operator PropertyBinding<T>(T d)
{
return new PropertyBinding<T>() { Value = d };
}
/// <summary>
/// Binds a given objects parameter to this value
/// </summary>
/// <param name="Object"></param>
/// <param name="PropertyName"></param>
public void Bind(object Object, string PropertyName)
{
UnBind();
if (Object is Type)
{
BoundType = (Type)Object;
foreach (var prop in BoundType.GetProperties())
{
if (prop.Name.Equals(PropertyName) && prop.PropertyType == typeof(T))
{
Property = prop;
_value = (T)Property.GetValue(BoundObject);
break;
}
}
return;
}
if (Object == null)
{
BoundObject = null;
Property = null;
return;
}
foreach (var prop in Object.GetType().GetProperties())
{
if (prop.Name.Equals(PropertyName) && prop.PropertyType == typeof(T))
{
BoundObject = Object;
Property = prop;
_value = (T)Property.GetValue(BoundObject);
break;
}
}
}
/// <summary>
/// Releases the binding on the object
/// </summary>
public void UnBind()
{
BoundObject = null;
BoundType = null;
Property = null;
}
}
}