#if EFL_BETA
using System;
using System.Runtime.InteropServices;
using System.Collections.Generic;
using System.Reflection;
using System.Linq;
using System.ComponentModel;
namespace Efl {
/// Represents a bindable property as used by instances.
///
/// It is internally instantiated and returned by generated extension methods.
///
public class BindableProperty
{
/// Creates a new bindable property with the source name name.
public BindableProperty(string name, Efl.Ui.IPropertyBind binder)
{
this.propertyName = name;
this.partName = null;
this.binder = binder;
}
/// Creates a new bindable property for part part.
public BindableProperty(string partName, string partProperty, Efl.Ui.IPropertyBind binder)
{
this.partName = partName;
this.propertyName = partProperty;
this.binder = binder;
}
/// Binds the model property modelProperty to the property name set in the constructor.
public Eina.Error Bind(string modelProperty)
{
if (this.partName == null)
{
return this.binder.BindProperty(this.propertyName, modelProperty);
}
else
{
var partHolder = this.binder as Efl.IPart;
if (partHolder == null)
{
throw new InvalidOperationException($"Failed to cast binder {binder} to IPart");
}
// We rely on reflection as GetPart is protected and not generated in IPart.
var partMethod = partHolder.GetType().GetMethod("GetPart", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
if (partMethod == null)
{
throw new InvalidOperationException($"Failed to get 'GetPart' method on property binder");
}
var partBinder = partMethod.Invoke(partHolder, new System.Object[] { this.partName }) as Efl.Ui.IPropertyBind;
if (partBinder != null)
{
return partBinder.BindProperty(this.propertyName, modelProperty);
}
else
{
throw new InvalidOperationException($"Failed to get part {this.partName}");
}
}
}
string propertyName;
string partName;
Efl.Ui.IPropertyBind binder;
}
/// Represents bindable parts as used by instances.
///
/// It is internally instantiated and returned by generated extension methods.
///
public class BindablePart
{
/// Creates a new bindable property with the binder binder.
public BindablePart(string partName, Efl.Ui.IPropertyBind binder)
{
this.PartName = partName;
this.Binder = binder;
}
/// The name of the part this instance wraps.
public string PartName { get; private set; }
/// The binder that will be used to bind the properties.
public Efl.Ui.IPropertyBind Binder { get; private set; }
}
/// Represents bindable factory parts as used by instances.
///
public class BindableFactoryPart
{
/// Creates a new bindable factory part with the binder binder.
public BindableFactoryPart(string partName, Efl.Ui.IFactoryBind binder)
{
this.PartName = partName;
this.Binder = binder;
}
/// The name of the part this instance wraps.
public string PartName { get; private set; }
/// The binder that will be used to bind the properties.
public Efl.Ui.IFactoryBind Binder { get; private set; }
/// Binds the given factory to this part.
public Eina.Error BindFactory(Efl.Ui.IFactory factory)
{
return this.Binder.BindFactory(this.PartName, factory);
}
}
namespace Csharp
{
/// Helper class to differentiate between factory extension methods.
///
/// For internal use only.
public class ExtensionTag
where TInherited : TBase
{
}
}
}
#endif