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C#: Add DynamicGodotObject class

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Expands to Object.call, Object.set and Object.get for accessing members. This means it can also access members from scripts written in other languages, like GDScript.

(cherry picked from commit bb6814aef0)
This commit is contained in:
Ignacio Etcheverry
2019-03-28 20:01:54 +01:00
committed by Hein-Pieter van Braam-Stewart
parent 7851d828a2
commit 4c10a322d1
11 changed files with 407 additions and 34 deletions
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69
modules/mono/glue/base_object_glue.cpp
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@@ -36,9 +36,11 @@
#include "core/string_name.h"
#include "../csharp_script.h"
#include "../mono_gd/gd_mono_class.h"
#include "../mono_gd/gd_mono_internals.h"
#include "../mono_gd/gd_mono_utils.h"
#include "../signal_awaiter_utils.h"
#include "arguments_vector.h"
Object *godot_icall_Object_Ctor(MonoObject *p_obj) {
Object *instance = memnew(Object);
@@ -75,7 +77,7 @@ void godot_icall_Object_Disposed(MonoObject *p_obj, Object *p_ptr) {
}
}
void godot_icall_Reference_Disposed(MonoObject *p_obj, Object *p_ptr, bool p_is_finalizer) {
void godot_icall_Reference_Disposed(MonoObject *p_obj, Object *p_ptr, MonoBoolean p_is_finalizer) {
#ifdef DEBUG_ENABLED
CRASH_COND(p_ptr == NULL);
// This is only called with Reference derived classes
@@ -155,6 +157,67 @@ Error godot_icall_SignalAwaiter_connect(Object *p_source, MonoString *p_signal,
return SignalAwaiterUtils::connect_signal_awaiter(p_source, signal, p_target, p_awaiter);
}
MonoArray *godot_icall_DynamicGodotObject_SetMemberList(Object *p_ptr) {
List<PropertyInfo> property_list;
p_ptr->get_property_list(&property_list);
MonoArray *result = mono_array_new(mono_domain_get(), CACHED_CLASS_RAW(String), property_list.size());
int i = 0;
for (List<PropertyInfo>::Element *E = property_list.front(); E; E = E->next()) {
MonoString *boxed = GDMonoMarshal::mono_string_from_godot(E->get().name);
mono_array_set(result, MonoString *, i, boxed);
i++;
}
return result;
}
MonoBoolean godot_icall_DynamicGodotObject_InvokeMember(Object *p_ptr, MonoString *p_name, MonoArray *p_args, MonoObject **r_result) {
String name = GDMonoMarshal::mono_string_to_godot(p_name);
int argc = mono_array_length(p_args);
ArgumentsVector<Variant> arg_store(argc);
ArgumentsVector<const Variant *> args(argc);
for (int i = 0; i < argc; i++) {
MonoObject *elem = mono_array_get(p_args, MonoObject *, i);
arg_store.set(i, GDMonoMarshal::mono_object_to_variant(elem));
args.set(i, &arg_store.get(i));
}
Variant::CallError error;
Variant result = p_ptr->call(StringName(name), args.ptr(), argc, error);
*r_result = GDMonoMarshal::variant_to_mono_object(result);
return error.error == OK;
}
MonoBoolean godot_icall_DynamicGodotObject_GetMember(Object *p_ptr, MonoString *p_name, MonoObject **r_result) {
String name = GDMonoMarshal::mono_string_to_godot(p_name);
bool valid;
Variant value = p_ptr->get(StringName(name), &valid);
if (valid) {
*r_result = GDMonoMarshal::variant_to_mono_object(value);
}
return valid;
}
MonoBoolean godot_icall_DynamicGodotObject_SetMember(Object *p_ptr, MonoString *p_name, MonoObject *p_value) {
String name = GDMonoMarshal::mono_string_to_godot(p_name);
Variant value = GDMonoMarshal::mono_object_to_variant(p_value);
bool valid;
p_ptr->set(StringName(name), value, &valid);
return valid;
}
void godot_register_object_icalls() {
mono_add_internal_call("Godot.Object::godot_icall_Object_Ctor", (void *)godot_icall_Object_Ctor);
mono_add_internal_call("Godot.Object::godot_icall_Object_Disposed", (void *)godot_icall_Object_Disposed);
@@ -162,6 +225,10 @@ void godot_register_object_icalls() {
mono_add_internal_call("Godot.Object::godot_icall_Object_ClassDB_get_method", (void *)godot_icall_Object_ClassDB_get_method);
mono_add_internal_call("Godot.Object::godot_icall_Object_weakref", (void *)godot_icall_Object_weakref);
mono_add_internal_call("Godot.SignalAwaiter::godot_icall_SignalAwaiter_connect", (void *)godot_icall_SignalAwaiter_connect);
mono_add_internal_call("Godot.DynamicGodotObject::godot_icall_DynamicGodotObject_SetMemberList", (void *)godot_icall_DynamicGodotObject_SetMemberList);
mono_add_internal_call("Godot.DynamicGodotObject::godot_icall_DynamicGodotObject_InvokeMember", (void *)godot_icall_DynamicGodotObject_InvokeMember);
mono_add_internal_call("Godot.DynamicGodotObject::godot_icall_DynamicGodotObject_GetMember", (void *)godot_icall_DynamicGodotObject_GetMember);
mono_add_internal_call("Godot.DynamicGodotObject::godot_icall_DynamicGodotObject_SetMember", (void *)godot_icall_DynamicGodotObject_SetMember);
}
#endif // MONO_GLUE_ENABLED