public virtual void BeginHeaders()
{
headers.WriteLine();
headers.WriteLine($"/** Class {Name}");
headers.WriteLine($" * Corresponding .NET Qualified Name: `{AssemblyQualifiedName}`");
headers.WriteLine(" */");
headers.Write($"@interface {Name} : {BaseTypeName}");
var pcount = Protocols.Count;
if (pcount > 0)
{
headers.Write(" <");
for (int i = 0; i < pcount; i++)
{
if (i > 0)
{
headers.Write(", ");
}
headers.Write(Protocols [i]);
}
headers.Write(">");
}
headers.WriteLine(" {");
if (!IsStatic && !IsBaseTypeBound)
{
headers.Indent++;
headers.WriteLine("// This field is not meant to be accessed from user code");
headers.WriteLine("@public MonoEmbedObject* _object;");
headers.Indent--;
}
headers.WriteLine("}");
headers.WriteLine();
}
public void WriteInvoke(string args)
{
implementation.WriteLine("MonoObject* __exception = nil;");
var instance = "nil";
if (!IsStatic)
{
if (!IsConstructor)
{
implementation.WriteLine($"MonoObject* __instance = mono_gchandle_get_target (_object->_handle);");
}
if (IsValueType)
{
implementation.WriteLine($"void* __unboxed = mono_object_unbox (__instance);");
instance = "__unboxed";
}
else
{
instance = "__instance";
}
}
var method = "__method";
if (IsVirtual)
{
implementation.WriteLine($"MonoMethod* __virtual_method = mono_object_get_virtual_method ((MonoObject *){instance}, __method);");
method = "__virtual_method";
}
if (!IsConstructor && (ReturnType != "void"))
{
implementation.Write("MonoObject* __result = ");
}
implementation.WriteLine($"mono_runtime_invoke ({method}, {instance}, {args}, &__exception);");
implementation.WriteLine("if (__exception) {");
implementation.Indent++;
if (IgnoreException)
{
// TODO: Apple often do NSLog (or asserts but they are more brutal) and returning nil is allowed (and common)
implementation.WriteLine("NSLog (@\"%@\", mono_embeddinator_get_nsstring (mono_object_to_string (__exception, nil)));");
implementation.WriteLine("return nil;");
}
else
{
implementation.WriteLine("mono_embeddinator_throw_exception (__exception);");
}
implementation.Indent--;
implementation.WriteLine("}");
}
void WriteSignature(SourceWriter writer)
{
writer.Write(IsStatic && !IsExtension ? '+' : '-');
writer.Write($" ({ReturnType}){ObjCSignature}");
}