diff options
Diffstat (limited to 'modules/mono/mono_gd/gd_mono_property.cpp')
| -rw-r--r-- | modules/mono/mono_gd/gd_mono_property.cpp | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/modules/mono/mono_gd/gd_mono_property.cpp b/modules/mono/mono_gd/gd_mono_property.cpp new file mode 100644 index 0000000000..bc5a1d3a39 --- /dev/null +++ b/modules/mono/mono_gd/gd_mono_property.cpp @@ -0,0 +1,199 @@ +/*************************************************************************/ +/* gd_mono_property.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ +#include "gd_mono_property.h" + +#include "gd_mono_class.h" +#include "gd_mono_marshal.h" + +#include <mono/metadata/attrdefs.h> + +GDMonoProperty::GDMonoProperty(MonoProperty *p_mono_property, GDMonoClass *p_owner) { + owner = p_owner; + mono_property = p_mono_property; + name = mono_property_get_name(mono_property); + + MonoMethod *prop_method = mono_property_get_get_method(mono_property); + + if (prop_method) { + MonoMethodSignature *getter_sig = mono_method_signature(prop_method); + + MonoType *ret_type = mono_signature_get_return_type(getter_sig); + + type.type_encoding = mono_type_get_type(ret_type); + MonoClass *ret_type_class = mono_class_from_mono_type(ret_type); + type.type_class = GDMono::get_singleton()->get_class(ret_type_class); + } else { + prop_method = mono_property_get_set_method(mono_property); + + MonoMethodSignature *setter_sig = mono_method_signature(prop_method); + + void *iter = NULL; + MonoType *param_raw_type = mono_signature_get_params(setter_sig, &iter); + + type.type_encoding = mono_type_get_type(param_raw_type); + MonoClass *param_type_class = mono_class_from_mono_type(param_raw_type); + type.type_class = GDMono::get_singleton()->get_class(param_type_class); + } + + attrs_fetched = false; + attributes = NULL; +} + +GDMonoProperty::~GDMonoProperty() { + if (attributes) { + mono_custom_attrs_free(attributes); + } +} + +bool GDMonoProperty::is_static() { + MonoMethod *prop_method = mono_property_get_get_method(mono_property); + if (prop_method == NULL) + prop_method = mono_property_get_set_method(mono_property); + return mono_method_get_flags(prop_method, NULL) & MONO_METHOD_ATTR_STATIC; +} + +GDMonoClassMember::Visibility GDMonoProperty::get_visibility() { + MonoMethod *prop_method = mono_property_get_get_method(mono_property); + if (prop_method == NULL) + prop_method = mono_property_get_set_method(mono_property); + + switch (mono_method_get_flags(prop_method, NULL) & MONO_METHOD_ATTR_ACCESS_MASK) { + case MONO_METHOD_ATTR_PRIVATE: + return GDMonoClassMember::PRIVATE; + case MONO_METHOD_ATTR_FAM_AND_ASSEM: + return GDMonoClassMember::PROTECTED_AND_INTERNAL; + case MONO_METHOD_ATTR_ASSEM: + return GDMonoClassMember::INTERNAL; + case MONO_METHOD_ATTR_FAMILY: + return GDMonoClassMember::PROTECTED; + case MONO_METHOD_ATTR_PUBLIC: + return GDMonoClassMember::PUBLIC; + default: + ERR_FAIL_V(GDMonoClassMember::PRIVATE); + } +} + +bool GDMonoProperty::has_attribute(GDMonoClass *p_attr_class) { + ERR_FAIL_NULL_V(p_attr_class, false); + + if (!attrs_fetched) + fetch_attributes(); + + if (!attributes) + return false; + + return mono_custom_attrs_has_attr(attributes, p_attr_class->get_mono_ptr()); +} + +MonoObject *GDMonoProperty::get_attribute(GDMonoClass *p_attr_class) { + ERR_FAIL_NULL_V(p_attr_class, NULL); + + if (!attrs_fetched) + fetch_attributes(); + + if (!attributes) + return NULL; + + return mono_custom_attrs_get_attr(attributes, p_attr_class->get_mono_ptr()); +} + +void GDMonoProperty::fetch_attributes() { + ERR_FAIL_COND(attributes != NULL); + attributes = mono_custom_attrs_from_property(owner->get_mono_ptr(), mono_property); + attrs_fetched = true; +} + +bool GDMonoProperty::has_getter() { + return mono_property_get_get_method(mono_property) != NULL; +} + +bool GDMonoProperty::has_setter() { + return mono_property_get_set_method(mono_property) != NULL; +} + +void GDMonoProperty::set_value(MonoObject *p_object, MonoObject *p_value, MonoObject **r_exc) { + MonoMethod *prop_method = mono_property_get_get_method(mono_property); + + MonoArray *params = mono_array_new(mono_domain_get(), CACHED_CLASS_RAW(MonoObject), 1); + mono_array_set(params, MonoObject *, 0, p_value); + + MonoObject *exc = NULL; + mono_runtime_invoke_array(prop_method, p_object, params, &exc); + + if (exc) { + if (r_exc) { + *r_exc = exc; + } else { + GDMonoUtils::print_unhandled_exception(exc); + } + } +} + +void GDMonoProperty::set_value(MonoObject *p_object, void **p_params, MonoObject **r_exc) { + MonoObject *exc = NULL; + mono_property_set_value(mono_property, p_object, p_params, &exc); + + if (exc) { + if (r_exc) { + *r_exc = exc; + } else { + GDMonoUtils::print_unhandled_exception(exc); + } + } +} + +MonoObject *GDMonoProperty::get_value(MonoObject *p_object, MonoObject **r_exc) { + MonoObject *exc = NULL; + MonoObject *ret = mono_property_get_value(mono_property, p_object, NULL, &exc); + + if (exc) { + ret = NULL; + if (r_exc) { + *r_exc = exc; + } else { + GDMonoUtils::print_unhandled_exception(exc); + } + } + + return ret; +} + +bool GDMonoProperty::get_bool_value(MonoObject *p_object) { + return (bool)GDMonoMarshal::unbox<MonoBoolean>(get_value(p_object)); +} + +int GDMonoProperty::get_int_value(MonoObject *p_object) { + return GDMonoMarshal::unbox<int32_t>(get_value(p_object)); +} + +String GDMonoProperty::get_string_value(MonoObject *p_object) { + MonoObject *val = get_value(p_object); + return GDMonoMarshal::mono_string_to_godot((MonoString *)val); +} |