/// <summary>
/// Creates a new instance of this class
/// </summary>
/// <exception cref="InvalidGenericTypeException">Indicates that the passed generic type is not a valid class</exception>
public ClassBridge()
{
if (!GenericType.IsClass)
{
throw new InvalidGenericTypeException();
}
lock (Lock)
{
if (Methods == null)
{
Methods = GenericType.GetMethods()
.Where(
info =>
info.IsPublic && !info.IsGenericMethod)
.ToDictionary(info => info, info => info.GetParameters());
}
if (Constructors == null)
{
Constructors = GenericType.GetConstructors()
.Where(
info =>
info.IsPublic && !info.IsGenericMethod)
.ToDictionary(info => info, info => info.GetParameters());
}
if (Properties == null)
{
Properties =
GenericType.GetProperties()
.Where(
info =>
Methods.ContainsKey(info.GetGetMethod()) ||
Methods.ContainsKey(info.GetSetMethod()))
.ToList();
}
if (Fields == null)
{
Fields = GenericType.GetFields().Where(info => info.IsPublic).ToList();
}
if (Events == null)
{
Events =
GenericType.GetEvents()
.Where(
info =>
Methods.ContainsKey(info.GetAddMethod()) &&
Methods.ContainsKey(info.GetRemoveMethod()))
.ToList();
}
foreach (
var info in
Events.Where(info => info.GetAddMethod().IsStatic || info.GetRemoveMethod().IsStatic))
{
var eventInvokerReturn = info.EventHandlerType.GetMethod("Invoke").ReturnType;
if ((eventInvokerReturn == typeof(void)) || (eventInvokerReturn == typeof(object)))
{
var del = ClassBridge.CreateProxyDelegateForEvent(info, null, RaiseEvent);
StaticEventsDelegates.Add(info, del);
info.AddEventHandler(null, del);
}
else
{
var del = ClassBridge.CreateProxyDelegateForEvent(info, null,
(instance, eventName, isVoid, eventArgs) =>
ClassBridge.NormalizeVariable(RaiseEvent(instance, eventName, isVoid, eventArgs),
eventInvokerReturn, false));
StaticEventsDelegates.Add(info, del);
info.AddEventHandler(null, del);
}
}
if (SubEnumerations == null)
{
SubEnumerations =
GenericType.GetNestedTypes(BindingFlags.Public)
.Where(type => type.IsEnum)
.Select(EnumBridge.FromType)
.ToList();
foreach (var subEnum in SubEnumerations)
{
subEnum.PushJavascript += (sender, args) => OnPushJavascript(args);
}
}
if (SubClasses == null)
{
SubClasses =
GenericType.GetNestedTypes(BindingFlags.Public)
.Where(type => type.IsClass && !typeof(Delegate).IsAssignableFrom(type))
.Select(ClassBridge.FromType)
.ToList();
foreach (var subClasses in SubClasses)
{
subClasses.PushJavascript += (sender, args) => OnPushJavascript(args);
}
}
}
}
/// <summary>
/// Registers an instance of the generic type and adds it to the list of registered instances
/// </summary>
/// <param name="instance">The instance of the generic type to ad</param>
/// <param name="variableName">The name of the variable that is accessible from the Javascript side</param>
/// <returns>Returns <see langword="this" /> instance to be used for other operations</returns>
public virtual ClassBridge <T> AddInstance(T instance, string variableName)
{
if (instance != null)
{
if (!Instances.ContainsKey(instance))
{
Instances.Add(instance, new List <string>());
if (!InstancesEventsDelegates.ContainsKey(instance))
{
InstancesEventsDelegates.Add(instance, new Dictionary <EventInfo, Delegate>());
}
foreach (
var info in
Events.Where(info => !info.GetAddMethod().IsStatic&& !info.GetRemoveMethod().IsStatic))
{
var eventDelegate =
InstancesEventsDelegates[instance].FirstOrDefault(pair => pair.Key == info).Value;
if (eventDelegate == null)
{
var eventInvokerReturn = info.EventHandlerType.GetMethod("Invoke").ReturnType;
if ((eventInvokerReturn == typeof(void)) || (eventInvokerReturn == typeof(object)))
{
eventDelegate = ClassBridge.CreateProxyDelegateForEvent(info, instance, RaiseEvent);
}
else
{
eventDelegate = ClassBridge.CreateProxyDelegateForEvent(info, instance,
(o, s, arg3, arg4) =>
ClassBridge.NormalizeVariable(RaiseEvent(o, s, arg3, arg4), eventInvokerReturn,
false));
}
InstancesEventsDelegates[instance].Add(info, eventDelegate);
}
info.AddEventHandler(instance, eventDelegate);
}
OnPushJavascript(
new FireJavascriptEventArgs(ClassBridge.GenerateInstanceChange(Identification,
GlobalPool.GetInstanceId(instance), false)));
}
}
if (!string.IsNullOrWhiteSpace(variableName))
{
foreach (
var key in
Instances.Keys.Where(key => key != instance)
.Where(key => Instances[key].Contains(variableName))
.ToArray())
{
RemoveInstance(variableName, key as T);
}
if (instance != null)
{
if (!Instances[instance].Contains(variableName))
{
Instances[instance].Add(variableName);
OnPushJavascript(
new FireJavascriptEventArgs(ClassBridge.GenerateInstanceVariable(Identification,
GlobalPool.GetInstanceId(instance), variableName)));
}
}
else
{
OnPushJavascript(
new FireJavascriptEventArgs(ClassBridge.GenerateInstanceVariable(Identification, null,
variableName)));
}
}
return(this);
}
