void InvokeNative(GtkBeans.Builder builder, GLib.Object objekt, string signal_name, string handler_name, GLib.Object connect_object, GLib.ConnectFlags flags)
{
IntPtr native_signal_name = GLib.Marshaller.StringToPtrGStrdup(signal_name);
IntPtr native_handler_name = GLib.Marshaller.StringToPtrGStrdup(handler_name);
native_cb(builder == null ? IntPtr.Zero : builder.Handle, objekt == null ? IntPtr.Zero : objekt.Handle, native_signal_name, native_handler_name, connect_object == null ? IntPtr.Zero : connect_object.Handle, (int)flags, __data);
GLib.Marshaller.Free(native_signal_name);
GLib.Marshaller.Free(native_handler_name);
}
public void ConnectFunc(Builder builder, GLib.Object objekt, string signal_name, string handler_name, GLib.Object connect_object, GLib.ConnectFlags flags)
{
/* search for the event to connect */
System.Reflection.MemberInfo[] evnts = objekt.GetType().
FindMembers(System.Reflection.MemberTypes.Event,
System.Reflection.BindingFlags.Instance
| System.Reflection.BindingFlags.Static
| System.Reflection.BindingFlags.Public
| System.Reflection.BindingFlags.NonPublic,
new System.Reflection.MemberFilter(SignalFilter), signal_name);
foreach (System.Reflection.EventInfo ei in evnts)
{
bool connected = false;
System.Reflection.MethodInfo add = ei.GetAddMethod();
System.Reflection.ParameterInfo[] addpi = add.GetParameters();
if (addpi.Length == 1) /* this should be always true, unless there's something broken */
{
Type delegate_type = addpi[0].ParameterType;
/* look for an instance method */
if (connect_object != null || handler != null)
{
try {
Delegate d = Delegate.CreateDelegate(delegate_type, connect_object != null ? connect_object : handler, handler_name);
add.Invoke(objekt, new object[] { d });
connected = true;
} catch (ArgumentException) { /* ignore if there is not such instance method */
}
}
/* look for a static method if no instance method has been found */
if (!connected && handler_type != null)
{
try {
Delegate d = Delegate.CreateDelegate(delegate_type, handler_type, handler_name);
add.Invoke(objekt, new object[] { d });
connected = true;
} catch (ArgumentException) { /* ignore if there is not such static method */
}
}
if (!connected)
{
string msg = ExplainError(ei.Name, delegate_type, handler_type, handler_name);
throw new HandlerNotFoundException(msg, handler_name, signal_name, ei, delegate_type);
}
}
}
}
