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