private static void CreateClassMembers(IClass t, IGenerator g)
{
var wrapped = t.Field(_interface, _wrappedFieldName);
var ctor = t.Constructor(g.Arg <IReadWriteProperty>("wrapped")).Public;
using (var c = ctor.Code())
{
c.Assign(wrapped, ctor.Args[0]);
}
var readWriteProperty = t.Property(typeof(int), _propertyName).Public;
var getter = readWriteProperty.Getter();
using (var c = getter.Code())
{
c.Return(wrapped.Property(_propertyName));
}
var setter = readWriteProperty.Setter();
using (var c = setter.Code())
{
c.Assign(wrapped.Property(_propertyName), setter.Value);
}
}
private IClass DefineProxy()
{
_interfaceType = typeof(T);
ProcessMarkingAttribute(_interfaceType);
MapMethods();
// public class ProxyIValueObject : ChangeTrackerBase, IValueObject
_proxy = g.Class("Proxy" + _interfaceType.Name).In(_namespace).Inherits(_baseType).Implements(_interfaceType).Public;
{
// private readonly IValueObject _target;
_target = _proxy.Field(_interfaceType, "_target").Internal.ReadOnly;
ImplConstructor();
var pi = _baseType.GetProperty(
"Target", BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
if (pi != null && pi.PropertyType.IsAssignableFrom(_interfaceType) && pi.GetGetMethod(true).IsAbstract&& pi.GetSetMethod(true) == null)
{
ImplTargetProperty(pi);
}
ImplGetTarget();
ImplInterface();
}
return(_proxy);
}
private static void CreateClassMembers(IClass t, IGenerator g)
{
var wrapped = t.Field(_interface, _wrappedFieldName);
var ctor = t.Constructor(g.Arg <IIndexerProperty>("wrapped")).Public;
using (var c = ctor.Code())
{
c.Assign(wrapped, ctor.Args[0]);
}
var indexerProperty = t.Indexer(typeof(long), g.Arg <int>("i"), g.Arg <string>("s")).Public;
var getter = indexerProperty.Getter();
using (var c = getter.Code())
{
c.Return(wrapped.Indexer(getter.Args[0], getter.Args[1]));
}
var setter = indexerProperty.Setter();
using (var c = setter.Code())
{
c.Assign(wrapped.Indexer(setter.Args[0], setter.Args[1]), setter.Value);
}
}
[Test] public void InvokeChokesOnNonExistentMethod()
{
IClass c = _emmiter.Class("Nonexistent").In(_namespace);
{
var f = c.Field(_interface, _wrappedFieldName);
var m = c.Method(typeof(string), _methodName, _emmiter.Arg <int>("i")).Public;
using (var code = m.Code())
{
var e = Assert.Throws <ArgumentException>(() => f.Invoke("NonExistentMethod", m.Args[0]));
System.Diagnostics.Debug.WriteLine(e.Message);
}
}
}
public void InvokeChokesOnNonExistentMethod()
{
IClass c = _emmiter.Class("Nonexistent").In(_namespace);
{
var f = c.Field(_interface, _wrappedFieldName);
var p = c.Property(typeof(string), _propertyName).Public;
var m = p.Getter();
using (m.Code())
{
var e = Assert.Throws <ArgumentException>(() => f.Property("NonExistentProperty"));
System.Diagnostics.Debug.WriteLine(e.Message);
}
}
}
public void InvokeChokesOnNonExistentMethod()
{
var g = _emmiter;
IClass c = _emmiter.Class("Nonexistent").In(_namespace);
{
var f = c.Field(_interface, _wrappedFieldName);
var p = c.Indexer(typeof(long), g.Arg <int>("i"), g.Arg <string>("s")).Public;
var m = p.Getter();
using (m.Code())
{
var e = Assert.Throws <ArgumentException>(() => f.Indexer(m.Args[0]));
System.Diagnostics.Debug.WriteLine(e.Message);
}
}
}
private void CreateClassMembers(IClass c)
{
var wrapped = c.Field(_interface, _wrappedFieldName);
var ctor = c.Constructor(_g.Arg <IOutParamMethod>("wrapped")).Public;
using (var code = ctor.Code())
{
code.Assign(wrapped, ctor.Args[0]);
}
var simpleMethod = c.Method(_methodName, _g.ArgOut <int>("i")).Public;
using (var code = simpleMethod.Code())
{
var result = wrapped.Invoke(_methodName, simpleMethod.Args[0]);
code.Return(result);
}
}
private void CreateClassMembers(IClass c)
{
var wrapped = c.Field(_interface, _wrappedFieldName);
var ctor = c.Constructor(_emmiter.Arg <IWriteOnlyProperty>("wrapped")).Public;
using (var code = ctor.Code())
{
code.Assign(wrapped, ctor.Args[0]);
}
var writeOnlyProperty = c.Property(typeof(int), _propertyName).Public;
var m = writeOnlyProperty.Setter();
using (var code = m.Code())
{
code.Assign(wrapped.Property(_propertyName), m.Value);
}
}
private IClass DefineWrapper()
{
IClass c = _g.Class("HodgepodgeWrapper").In(_namespace).Implements(_interface);
{
var wrapped = c.Field(_interface, _wrappedFieldName);
var ctor = c.Constructor(_g.Arg <IHodgepodge>("wrapped")).Public;
using (var c1 = ctor.Code())
{
c1.Assign(wrapped, ctor.Args[0]);
}
foreach (MemberInfo info in _interface.GetMembers(BindingFlags.Public | BindingFlags.Instance))
{
switch (info.MemberType)
{
case MemberTypes.Method:
MethodInfo mi = (MethodInfo)info;
if (!mi.IsSpecialName)
{
WrapMethod(c, wrapped, mi);
}
break;
case MemberTypes.Property:
PropertyInfo pi = (PropertyInfo)info;
WrapProperty(c, wrapped, pi);
break;
default:
Console.WriteLine(info + " : " + info.MemberType);
break;
}
}
}
return(c);
}
private void ImplProxyTargetProperty(PropertyInfo pi, FactoryPair pair)
{
var propertychangedRaiser = FindOnPropertyChangedMethod(pi);
var propertyType = pi.PropertyType;
// private IValueComponent _ComponentProperty;
var backingField = _proxy.Field(propertyType, "_" + pi.Name);
// public IValueComponent ComponentProperty
ImplProperty(
pi,
getter =>
{
// get
using (var c = getter.Code())
{
// var p = _target.ComponentProperty;
var p = c.Variable(propertyType, "p", _target.Property(pi, getter.Args.AsOperands()));
// if (p == null)
c.If(c.IsNull(p));
{
// _ComponentProperty = null;
c.Assign(backingField, g.Null(propertyType));
// return null;
c.Return(g.Null(propertyType));
}
c.End();
// if (_ComponentProperty == null || !ReferenceEquals((NotifyPropertyChangeFactory.GetTarget(_ComponentProperty), p))
c.If(c.Or(c.IsNull(backingField),
c.NotReferenceEquals(c.Invoke(pair.GetTarget, backingField), p)));
{
// _ComponentProperty = NotifyPropertyChangeFactory.GetProxy(p);
c.Assign(backingField, c.Invoke(pair.GetProxy, p));
}
c.End();
// return _ComponentProperty;
c.Return(backingField);
}
},
setter =>
{
// set
using (var c = setter.Code())
{
// var newTarget = NotifyPropertyChangeFactory.GetTarget(value);
var newTarget = c.Variable(propertyType, "newTarget",
c.Invoke(pair.GetTarget, setter.Value));
// if (!ReferenceEquals(_target.ComponentProperty, newTarget))
c.If(c.NotReferenceEquals(_target.Property(pi), newTarget));
{
// _target.ComponentProperty = newTarget;
c.Assign(_target.Property(pi), newTarget);
// _ComponentProperty = NotifyPropertyChangeFactory.GetProxy(value);
c.Assign(backingField, c.Invoke(pair.GetProxy, setter.Value));
// FirePropertyChanged("ComponentProperty");
if (propertychangedRaiser != null)
{
c.Call(_proxy.This.Invoke(propertychangedRaiser, g.Const(pi.Name)));
}
}
c.End();
}
});
// end of ComponentProperty
}
