98a81fe8aa
* First step for GDNative to behave more like modules * Only Object and ClassDB, the rest needs to happen on the GDNative side.
1631 lines
45 KiB
C++
1631 lines
45 KiB
C++
/*************************************************************************/
|
|
/* class_db.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2021 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 "class_db.h"
|
|
|
|
#include "core/config/engine.h"
|
|
#include "core/os/mutex.h"
|
|
#include "core/version.h"
|
|
|
|
#define OBJTYPE_RLOCK RWLockRead _rw_lockr_(lock);
|
|
#define OBJTYPE_WLOCK RWLockWrite _rw_lockw_(lock);
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
|
|
MethodDefinition D_METHOD(const char *p_name) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.push_back(StaticCString::create(p_arg1));
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(2);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(3);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3, const char *p_arg4) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(4);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
md.args.write[3] = StaticCString::create(p_arg4);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3, const char *p_arg4, const char *p_arg5) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(5);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
md.args.write[3] = StaticCString::create(p_arg4);
|
|
md.args.write[4] = StaticCString::create(p_arg5);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3, const char *p_arg4, const char *p_arg5, const char *p_arg6) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(6);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
md.args.write[3] = StaticCString::create(p_arg4);
|
|
md.args.write[4] = StaticCString::create(p_arg5);
|
|
md.args.write[5] = StaticCString::create(p_arg6);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3, const char *p_arg4, const char *p_arg5, const char *p_arg6, const char *p_arg7) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(7);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
md.args.write[3] = StaticCString::create(p_arg4);
|
|
md.args.write[4] = StaticCString::create(p_arg5);
|
|
md.args.write[5] = StaticCString::create(p_arg6);
|
|
md.args.write[6] = StaticCString::create(p_arg7);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3, const char *p_arg4, const char *p_arg5, const char *p_arg6, const char *p_arg7, const char *p_arg8) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(8);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
md.args.write[3] = StaticCString::create(p_arg4);
|
|
md.args.write[4] = StaticCString::create(p_arg5);
|
|
md.args.write[5] = StaticCString::create(p_arg6);
|
|
md.args.write[6] = StaticCString::create(p_arg7);
|
|
md.args.write[7] = StaticCString::create(p_arg8);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3, const char *p_arg4, const char *p_arg5, const char *p_arg6, const char *p_arg7, const char *p_arg8, const char *p_arg9) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(9);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
md.args.write[3] = StaticCString::create(p_arg4);
|
|
md.args.write[4] = StaticCString::create(p_arg5);
|
|
md.args.write[5] = StaticCString::create(p_arg6);
|
|
md.args.write[6] = StaticCString::create(p_arg7);
|
|
md.args.write[7] = StaticCString::create(p_arg8);
|
|
md.args.write[8] = StaticCString::create(p_arg9);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3, const char *p_arg4, const char *p_arg5, const char *p_arg6, const char *p_arg7, const char *p_arg8, const char *p_arg9, const char *p_arg10) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(10);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
md.args.write[3] = StaticCString::create(p_arg4);
|
|
md.args.write[4] = StaticCString::create(p_arg5);
|
|
md.args.write[5] = StaticCString::create(p_arg6);
|
|
md.args.write[6] = StaticCString::create(p_arg7);
|
|
md.args.write[7] = StaticCString::create(p_arg8);
|
|
md.args.write[8] = StaticCString::create(p_arg9);
|
|
md.args.write[9] = StaticCString::create(p_arg10);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3, const char *p_arg4, const char *p_arg5, const char *p_arg6, const char *p_arg7, const char *p_arg8, const char *p_arg9, const char *p_arg10, const char *p_arg11) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(11);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
md.args.write[3] = StaticCString::create(p_arg4);
|
|
md.args.write[4] = StaticCString::create(p_arg5);
|
|
md.args.write[5] = StaticCString::create(p_arg6);
|
|
md.args.write[6] = StaticCString::create(p_arg7);
|
|
md.args.write[7] = StaticCString::create(p_arg8);
|
|
md.args.write[8] = StaticCString::create(p_arg9);
|
|
md.args.write[9] = StaticCString::create(p_arg10);
|
|
md.args.write[10] = StaticCString::create(p_arg11);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3, const char *p_arg4, const char *p_arg5, const char *p_arg6, const char *p_arg7, const char *p_arg8, const char *p_arg9, const char *p_arg10, const char *p_arg11, const char *p_arg12) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(12);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
md.args.write[3] = StaticCString::create(p_arg4);
|
|
md.args.write[4] = StaticCString::create(p_arg5);
|
|
md.args.write[5] = StaticCString::create(p_arg6);
|
|
md.args.write[6] = StaticCString::create(p_arg7);
|
|
md.args.write[7] = StaticCString::create(p_arg8);
|
|
md.args.write[8] = StaticCString::create(p_arg9);
|
|
md.args.write[9] = StaticCString::create(p_arg10);
|
|
md.args.write[10] = StaticCString::create(p_arg11);
|
|
md.args.write[11] = StaticCString::create(p_arg12);
|
|
return md;
|
|
}
|
|
|
|
MethodDefinition D_METHOD(const char *p_name, const char *p_arg1, const char *p_arg2, const char *p_arg3, const char *p_arg4, const char *p_arg5, const char *p_arg6, const char *p_arg7, const char *p_arg8, const char *p_arg9, const char *p_arg10, const char *p_arg11, const char *p_arg12, const char *p_arg13) {
|
|
MethodDefinition md;
|
|
md.name = StaticCString::create(p_name);
|
|
md.args.resize(13);
|
|
md.args.write[0] = StaticCString::create(p_arg1);
|
|
md.args.write[1] = StaticCString::create(p_arg2);
|
|
md.args.write[2] = StaticCString::create(p_arg3);
|
|
md.args.write[3] = StaticCString::create(p_arg4);
|
|
md.args.write[4] = StaticCString::create(p_arg5);
|
|
md.args.write[5] = StaticCString::create(p_arg6);
|
|
md.args.write[6] = StaticCString::create(p_arg7);
|
|
md.args.write[7] = StaticCString::create(p_arg8);
|
|
md.args.write[8] = StaticCString::create(p_arg9);
|
|
md.args.write[9] = StaticCString::create(p_arg10);
|
|
md.args.write[10] = StaticCString::create(p_arg11);
|
|
md.args.write[11] = StaticCString::create(p_arg12);
|
|
md.args.write[12] = StaticCString::create(p_arg13);
|
|
return md;
|
|
}
|
|
|
|
#endif
|
|
|
|
ClassDB::APIType ClassDB::current_api = API_CORE;
|
|
|
|
void ClassDB::set_current_api(APIType p_api) {
|
|
current_api = p_api;
|
|
}
|
|
|
|
ClassDB::APIType ClassDB::get_current_api() {
|
|
return current_api;
|
|
}
|
|
|
|
HashMap<StringName, ClassDB::ClassInfo> ClassDB::classes;
|
|
HashMap<StringName, StringName> ClassDB::resource_base_extensions;
|
|
HashMap<StringName, StringName> ClassDB::compat_classes;
|
|
|
|
bool ClassDB::_is_parent_class(const StringName &p_class, const StringName &p_inherits) {
|
|
if (!classes.has(p_class)) {
|
|
return false;
|
|
}
|
|
|
|
StringName inherits = p_class;
|
|
while (inherits.operator String().length()) {
|
|
if (inherits == p_inherits) {
|
|
return true;
|
|
}
|
|
inherits = _get_parent_class(inherits);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool ClassDB::is_parent_class(const StringName &p_class, const StringName &p_inherits) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
return _is_parent_class(p_class, p_inherits);
|
|
}
|
|
|
|
void ClassDB::get_class_list(List<StringName> *p_classes) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
const StringName *k = nullptr;
|
|
|
|
while ((k = classes.next(k))) {
|
|
p_classes->push_back(*k);
|
|
}
|
|
|
|
p_classes->sort();
|
|
}
|
|
|
|
void ClassDB::get_inheriters_from_class(const StringName &p_class, List<StringName> *p_classes) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
const StringName *k = nullptr;
|
|
|
|
while ((k = classes.next(k))) {
|
|
if (*k != p_class && _is_parent_class(*k, p_class)) {
|
|
p_classes->push_back(*k);
|
|
}
|
|
}
|
|
}
|
|
|
|
void ClassDB::get_direct_inheriters_from_class(const StringName &p_class, List<StringName> *p_classes) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
const StringName *k = nullptr;
|
|
|
|
while ((k = classes.next(k))) {
|
|
if (*k != p_class && _get_parent_class(*k) == p_class) {
|
|
p_classes->push_back(*k);
|
|
}
|
|
}
|
|
}
|
|
|
|
StringName ClassDB::get_parent_class_nocheck(const StringName &p_class) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *ti = classes.getptr(p_class);
|
|
if (!ti) {
|
|
return StringName();
|
|
}
|
|
return ti->inherits;
|
|
}
|
|
|
|
StringName ClassDB::get_compatibility_remapped_class(const StringName &p_class) {
|
|
if (classes.has(p_class)) {
|
|
return p_class;
|
|
}
|
|
|
|
if (compat_classes.has(p_class)) {
|
|
return compat_classes[p_class];
|
|
}
|
|
|
|
return p_class;
|
|
}
|
|
|
|
StringName ClassDB::_get_parent_class(const StringName &p_class) {
|
|
ClassInfo *ti = classes.getptr(p_class);
|
|
ERR_FAIL_COND_V_MSG(!ti, StringName(), "Cannot get class '" + String(p_class) + "'.");
|
|
return ti->inherits;
|
|
}
|
|
|
|
StringName ClassDB::get_parent_class(const StringName &p_class) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
return _get_parent_class(p_class);
|
|
}
|
|
|
|
ClassDB::APIType ClassDB::get_api_type(const StringName &p_class) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *ti = classes.getptr(p_class);
|
|
|
|
ERR_FAIL_COND_V_MSG(!ti, API_NONE, "Cannot get class '" + String(p_class) + "'.");
|
|
return ti->api;
|
|
}
|
|
|
|
uint64_t ClassDB::get_api_hash(APIType p_api) {
|
|
OBJTYPE_RLOCK;
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
|
|
uint64_t hash = hash_djb2_one_64(HashMapHasherDefault::hash(VERSION_FULL_CONFIG));
|
|
|
|
List<StringName> names;
|
|
|
|
const StringName *k = nullptr;
|
|
|
|
while ((k = classes.next(k))) {
|
|
names.push_back(*k);
|
|
}
|
|
//must be alphabetically sorted for hash to compute
|
|
names.sort_custom<StringName::AlphCompare>();
|
|
|
|
for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
|
|
ClassInfo *t = classes.getptr(E->get());
|
|
ERR_FAIL_COND_V_MSG(!t, 0, "Cannot get class '" + String(E->get()) + "'.");
|
|
if (t->api != p_api || !t->exposed) {
|
|
continue;
|
|
}
|
|
hash = hash_djb2_one_64(t->name.hash(), hash);
|
|
hash = hash_djb2_one_64(t->inherits.hash(), hash);
|
|
|
|
{ //methods
|
|
|
|
List<StringName> snames;
|
|
|
|
k = nullptr;
|
|
|
|
while ((k = t->method_map.next(k))) {
|
|
String name = k->operator String();
|
|
|
|
ERR_CONTINUE(name.is_empty());
|
|
|
|
if (name[0] == '_') {
|
|
continue; // Ignore non-virtual methods that start with an underscore
|
|
}
|
|
|
|
snames.push_back(*k);
|
|
}
|
|
|
|
snames.sort_custom<StringName::AlphCompare>();
|
|
|
|
for (List<StringName>::Element *F = snames.front(); F; F = F->next()) {
|
|
MethodBind *mb = t->method_map[F->get()];
|
|
hash = hash_djb2_one_64(mb->get_name().hash(), hash);
|
|
hash = hash_djb2_one_64(mb->get_argument_count(), hash);
|
|
hash = hash_djb2_one_64(mb->get_argument_type(-1), hash); //return
|
|
|
|
for (int i = 0; i < mb->get_argument_count(); i++) {
|
|
const PropertyInfo info = mb->get_argument_info(i);
|
|
hash = hash_djb2_one_64(info.type, hash);
|
|
hash = hash_djb2_one_64(info.name.hash(), hash);
|
|
hash = hash_djb2_one_64(info.hint, hash);
|
|
hash = hash_djb2_one_64(info.hint_string.hash(), hash);
|
|
}
|
|
|
|
hash = hash_djb2_one_64(mb->get_default_argument_count(), hash);
|
|
|
|
for (int i = 0; i < mb->get_default_argument_count(); i++) {
|
|
//hash should not change, i hope for tis
|
|
Variant da = mb->get_default_argument(i);
|
|
hash = hash_djb2_one_64(da.hash(), hash);
|
|
}
|
|
|
|
hash = hash_djb2_one_64(mb->get_hint_flags(), hash);
|
|
}
|
|
}
|
|
|
|
{ //constants
|
|
|
|
List<StringName> snames;
|
|
|
|
k = nullptr;
|
|
|
|
while ((k = t->constant_map.next(k))) {
|
|
snames.push_back(*k);
|
|
}
|
|
|
|
snames.sort_custom<StringName::AlphCompare>();
|
|
|
|
for (List<StringName>::Element *F = snames.front(); F; F = F->next()) {
|
|
hash = hash_djb2_one_64(F->get().hash(), hash);
|
|
hash = hash_djb2_one_64(t->constant_map[F->get()], hash);
|
|
}
|
|
}
|
|
|
|
{ //signals
|
|
|
|
List<StringName> snames;
|
|
|
|
k = nullptr;
|
|
|
|
while ((k = t->signal_map.next(k))) {
|
|
snames.push_back(*k);
|
|
}
|
|
|
|
snames.sort_custom<StringName::AlphCompare>();
|
|
|
|
for (List<StringName>::Element *F = snames.front(); F; F = F->next()) {
|
|
MethodInfo &mi = t->signal_map[F->get()];
|
|
hash = hash_djb2_one_64(F->get().hash(), hash);
|
|
for (int i = 0; i < mi.arguments.size(); i++) {
|
|
hash = hash_djb2_one_64(mi.arguments[i].type, hash);
|
|
}
|
|
}
|
|
}
|
|
|
|
{ //properties
|
|
|
|
List<StringName> snames;
|
|
|
|
k = nullptr;
|
|
|
|
while ((k = t->property_setget.next(k))) {
|
|
snames.push_back(*k);
|
|
}
|
|
|
|
snames.sort_custom<StringName::AlphCompare>();
|
|
|
|
for (List<StringName>::Element *F = snames.front(); F; F = F->next()) {
|
|
PropertySetGet *psg = t->property_setget.getptr(F->get());
|
|
ERR_FAIL_COND_V(!psg, 0);
|
|
|
|
hash = hash_djb2_one_64(F->get().hash(), hash);
|
|
hash = hash_djb2_one_64(psg->setter.hash(), hash);
|
|
hash = hash_djb2_one_64(psg->getter.hash(), hash);
|
|
}
|
|
}
|
|
|
|
//property list
|
|
for (List<PropertyInfo>::Element *F = t->property_list.front(); F; F = F->next()) {
|
|
hash = hash_djb2_one_64(F->get().name.hash(), hash);
|
|
hash = hash_djb2_one_64(F->get().type, hash);
|
|
hash = hash_djb2_one_64(F->get().hint, hash);
|
|
hash = hash_djb2_one_64(F->get().hint_string.hash(), hash);
|
|
hash = hash_djb2_one_64(F->get().usage, hash);
|
|
}
|
|
}
|
|
|
|
return hash;
|
|
#else
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
bool ClassDB::class_exists(const StringName &p_class) {
|
|
OBJTYPE_RLOCK;
|
|
return classes.has(p_class);
|
|
}
|
|
|
|
void ClassDB::add_compatibility_class(const StringName &p_class, const StringName &p_fallback) {
|
|
OBJTYPE_WLOCK;
|
|
compat_classes[p_class] = p_fallback;
|
|
}
|
|
|
|
thread_local bool initializing_with_extension = false;
|
|
thread_local ObjectNativeExtension *initializing_extension = nullptr;
|
|
thread_local void *initializing_extension_instance = nullptr;
|
|
|
|
void ClassDB::instance_get_native_extension_data(ObjectNativeExtension **r_extension, void **r_extension_instance) {
|
|
if (initializing_with_extension) {
|
|
*r_extension = initializing_extension;
|
|
*r_extension_instance = initializing_extension_instance;
|
|
initializing_with_extension = false;
|
|
} else {
|
|
*r_extension = nullptr;
|
|
*r_extension_instance = nullptr;
|
|
}
|
|
}
|
|
|
|
Object *ClassDB::instance(const StringName &p_class) {
|
|
ClassInfo *ti;
|
|
{
|
|
OBJTYPE_RLOCK;
|
|
ti = classes.getptr(p_class);
|
|
if (!ti || ti->disabled || !ti->creation_func || (ti->native_extension && !ti->native_extension->create_instance)) {
|
|
if (compat_classes.has(p_class)) {
|
|
ti = classes.getptr(compat_classes[p_class]);
|
|
}
|
|
}
|
|
ERR_FAIL_COND_V_MSG(!ti, nullptr, "Cannot get class '" + String(p_class) + "'.");
|
|
ERR_FAIL_COND_V_MSG(ti->disabled, nullptr, "Class '" + String(p_class) + "' is disabled.");
|
|
ERR_FAIL_COND_V(!ti->creation_func, nullptr);
|
|
}
|
|
#ifdef TOOLS_ENABLED
|
|
if (ti->api == API_EDITOR && !Engine::get_singleton()->is_editor_hint()) {
|
|
ERR_PRINT("Class '" + String(p_class) + "' can only be instantiated by editor.");
|
|
return nullptr;
|
|
}
|
|
#endif
|
|
if (ti->native_extension) {
|
|
initializing_with_extension = true;
|
|
initializing_extension = ti->native_extension;
|
|
initializing_extension_instance = ti->native_extension->create_instance(ti->native_extension->create_instance_userdata);
|
|
}
|
|
return ti->creation_func();
|
|
}
|
|
|
|
bool ClassDB::can_instance(const StringName &p_class) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *ti = classes.getptr(p_class);
|
|
ERR_FAIL_COND_V_MSG(!ti, false, "Cannot get class '" + String(p_class) + "'.");
|
|
#ifdef TOOLS_ENABLED
|
|
if (ti->api == API_EDITOR && !Engine::get_singleton()->is_editor_hint()) {
|
|
return false;
|
|
}
|
|
#endif
|
|
return (!ti->disabled && ti->creation_func != nullptr && !(ti->native_extension && !ti->native_extension->create_instance));
|
|
}
|
|
|
|
void ClassDB::_add_class2(const StringName &p_class, const StringName &p_inherits) {
|
|
OBJTYPE_WLOCK;
|
|
|
|
const StringName &name = p_class;
|
|
|
|
ERR_FAIL_COND_MSG(classes.has(name), "Class '" + String(p_class) + "' already exists.");
|
|
|
|
classes[name] = ClassInfo();
|
|
ClassInfo &ti = classes[name];
|
|
ti.name = name;
|
|
ti.inherits = p_inherits;
|
|
ti.api = current_api;
|
|
|
|
if (ti.inherits) {
|
|
ERR_FAIL_COND(!classes.has(ti.inherits)); //it MUST be registered.
|
|
ti.inherits_ptr = &classes[ti.inherits];
|
|
|
|
} else {
|
|
ti.inherits_ptr = nullptr;
|
|
}
|
|
}
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
static MethodInfo info_from_bind(MethodBind *p_method) {
|
|
MethodInfo minfo;
|
|
minfo.name = p_method->get_name();
|
|
minfo.id = p_method->get_method_id();
|
|
|
|
for (int i = 0; i < p_method->get_argument_count(); i++) {
|
|
minfo.arguments.push_back(p_method->get_argument_info(i));
|
|
}
|
|
|
|
minfo.return_val = p_method->get_return_info();
|
|
minfo.flags = p_method->get_hint_flags();
|
|
|
|
for (int i = 0; i < p_method->get_argument_count(); i++) {
|
|
if (p_method->has_default_argument(i)) {
|
|
minfo.default_arguments.push_back(p_method->get_default_argument(i));
|
|
}
|
|
}
|
|
|
|
return minfo;
|
|
}
|
|
#endif
|
|
|
|
void ClassDB::get_method_list(StringName p_class, List<MethodInfo> *p_methods, bool p_no_inheritance, bool p_exclude_from_properties) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
while (type) {
|
|
if (type->disabled) {
|
|
if (p_no_inheritance) {
|
|
break;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
continue;
|
|
}
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
|
|
for (List<MethodInfo>::Element *E = type->virtual_methods.front(); E; E = E->next()) {
|
|
p_methods->push_back(E->get());
|
|
}
|
|
|
|
for (List<StringName>::Element *E = type->method_order.front(); E; E = E->next()) {
|
|
if (p_exclude_from_properties && type->methods_in_properties.has(E->get())) {
|
|
continue;
|
|
}
|
|
|
|
MethodBind *method = type->method_map.get(E->get());
|
|
MethodInfo minfo = info_from_bind(method);
|
|
|
|
p_methods->push_back(minfo);
|
|
}
|
|
|
|
#else
|
|
|
|
const StringName *K = nullptr;
|
|
|
|
while ((K = type->method_map.next(K))) {
|
|
MethodBind *m = type->method_map[*K];
|
|
MethodInfo mi;
|
|
mi.name = m->get_name();
|
|
p_methods->push_back(mi);
|
|
}
|
|
|
|
#endif
|
|
|
|
if (p_no_inheritance) {
|
|
break;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
}
|
|
}
|
|
|
|
bool ClassDB::get_method_info(StringName p_class, StringName p_method, MethodInfo *r_info, bool p_no_inheritance, bool p_exclude_from_properties) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
while (type) {
|
|
if (type->disabled) {
|
|
if (p_no_inheritance) {
|
|
break;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
continue;
|
|
}
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
MethodBind **method = type->method_map.getptr(p_method);
|
|
if (method && *method) {
|
|
if (r_info != nullptr) {
|
|
MethodInfo minfo = info_from_bind(*method);
|
|
*r_info = minfo;
|
|
}
|
|
return true;
|
|
} else if (type->virtual_methods_map.has(p_method)) {
|
|
if (r_info) {
|
|
*r_info = type->virtual_methods_map[p_method];
|
|
}
|
|
return true;
|
|
}
|
|
#else
|
|
if (type->method_map.has(p_method)) {
|
|
if (r_info) {
|
|
MethodBind *m = type->method_map[p_method];
|
|
MethodInfo mi;
|
|
mi.name = m->get_name();
|
|
*r_info = mi;
|
|
}
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
if (p_no_inheritance) {
|
|
break;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
MethodBind *ClassDB::get_method(StringName p_class, StringName p_name) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
while (type) {
|
|
MethodBind **method = type->method_map.getptr(p_name);
|
|
if (method && *method) {
|
|
return *method;
|
|
}
|
|
type = type->inherits_ptr;
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void ClassDB::bind_integer_constant(const StringName &p_class, const StringName &p_enum, const StringName &p_name, int p_constant) {
|
|
OBJTYPE_WLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
ERR_FAIL_COND(!type);
|
|
|
|
if (type->constant_map.has(p_name)) {
|
|
ERR_FAIL();
|
|
}
|
|
|
|
type->constant_map[p_name] = p_constant;
|
|
|
|
String enum_name = p_enum;
|
|
if (enum_name != String()) {
|
|
if (enum_name.find(".") != -1) {
|
|
enum_name = enum_name.get_slicec('.', 1);
|
|
}
|
|
|
|
List<StringName> *constants_list = type->enum_map.getptr(enum_name);
|
|
|
|
if (constants_list) {
|
|
constants_list->push_back(p_name);
|
|
} else {
|
|
List<StringName> new_list;
|
|
new_list.push_back(p_name);
|
|
type->enum_map[enum_name] = new_list;
|
|
}
|
|
}
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
type->constant_order.push_back(p_name);
|
|
#endif
|
|
}
|
|
|
|
void ClassDB::get_integer_constant_list(const StringName &p_class, List<String> *p_constants, bool p_no_inheritance) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
while (type) {
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
for (List<StringName>::Element *E = type->constant_order.front(); E; E = E->next()) {
|
|
p_constants->push_back(E->get());
|
|
}
|
|
#else
|
|
const StringName *K = nullptr;
|
|
|
|
while ((K = type->constant_map.next(K))) {
|
|
p_constants->push_back(*K);
|
|
}
|
|
|
|
#endif
|
|
if (p_no_inheritance) {
|
|
break;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
}
|
|
}
|
|
|
|
int ClassDB::get_integer_constant(const StringName &p_class, const StringName &p_name, bool *p_success) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
while (type) {
|
|
int *constant = type->constant_map.getptr(p_name);
|
|
if (constant) {
|
|
if (p_success) {
|
|
*p_success = true;
|
|
}
|
|
return *constant;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
}
|
|
|
|
if (p_success) {
|
|
*p_success = false;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
bool ClassDB::has_integer_constant(const StringName &p_class, const StringName &p_name, bool p_no_inheritance) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
while (type) {
|
|
if (type->constant_map.has(p_name)) {
|
|
return true;
|
|
}
|
|
if (p_no_inheritance) {
|
|
return false;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
StringName ClassDB::get_integer_constant_enum(const StringName &p_class, const StringName &p_name, bool p_no_inheritance) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
while (type) {
|
|
const StringName *k = nullptr;
|
|
while ((k = type->enum_map.next(k))) {
|
|
List<StringName> &constants_list = type->enum_map.get(*k);
|
|
const List<StringName>::Element *found = constants_list.find(p_name);
|
|
if (found) {
|
|
return *k;
|
|
}
|
|
}
|
|
|
|
if (p_no_inheritance) {
|
|
break;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
}
|
|
|
|
return StringName();
|
|
}
|
|
|
|
void ClassDB::get_enum_list(const StringName &p_class, List<StringName> *p_enums, bool p_no_inheritance) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
while (type) {
|
|
const StringName *k = nullptr;
|
|
while ((k = type->enum_map.next(k))) {
|
|
p_enums->push_back(*k);
|
|
}
|
|
|
|
if (p_no_inheritance) {
|
|
break;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
}
|
|
}
|
|
|
|
void ClassDB::get_enum_constants(const StringName &p_class, const StringName &p_enum, List<StringName> *p_constants, bool p_no_inheritance) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
while (type) {
|
|
const List<StringName> *constants = type->enum_map.getptr(p_enum);
|
|
|
|
if (constants) {
|
|
for (const List<StringName>::Element *E = constants->front(); E; E = E->next()) {
|
|
p_constants->push_back(E->get());
|
|
}
|
|
}
|
|
|
|
if (p_no_inheritance) {
|
|
break;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
}
|
|
}
|
|
|
|
bool ClassDB::has_enum(const StringName &p_class, const StringName &p_name, bool p_no_inheritance) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
|
|
while (type) {
|
|
if (type->enum_map.has(p_name)) {
|
|
return true;
|
|
}
|
|
if (p_no_inheritance) {
|
|
return false;
|
|
}
|
|
|
|
type = type->inherits_ptr;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void ClassDB::add_signal(StringName p_class, const MethodInfo &p_signal) {
|
|
OBJTYPE_WLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ERR_FAIL_COND(!type);
|
|
|
|
StringName sname = p_signal.name;
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
ERR_FAIL_COND_MSG(check->signal_map.has(sname), "Class '" + String(p_class) + "' already has signal '" + String(sname) + "'.");
|
|
check = check->inherits_ptr;
|
|
}
|
|
#endif
|
|
|
|
type->signal_map[sname] = p_signal;
|
|
}
|
|
|
|
void ClassDB::get_signal_list(StringName p_class, List<MethodInfo> *p_signals, bool p_no_inheritance) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ERR_FAIL_COND(!type);
|
|
|
|
ClassInfo *check = type;
|
|
|
|
while (check) {
|
|
const StringName *S = nullptr;
|
|
while ((S = check->signal_map.next(S))) {
|
|
p_signals->push_back(check->signal_map[*S]);
|
|
}
|
|
|
|
if (p_no_inheritance) {
|
|
return;
|
|
}
|
|
|
|
check = check->inherits_ptr;
|
|
}
|
|
}
|
|
|
|
bool ClassDB::has_signal(StringName p_class, StringName p_signal, bool p_no_inheritance) {
|
|
OBJTYPE_RLOCK;
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
if (check->signal_map.has(p_signal)) {
|
|
return true;
|
|
}
|
|
if (p_no_inheritance) {
|
|
return false;
|
|
}
|
|
check = check->inherits_ptr;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool ClassDB::get_signal(StringName p_class, StringName p_signal, MethodInfo *r_signal) {
|
|
OBJTYPE_RLOCK;
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
if (check->signal_map.has(p_signal)) {
|
|
if (r_signal) {
|
|
*r_signal = check->signal_map[p_signal];
|
|
}
|
|
return true;
|
|
}
|
|
check = check->inherits_ptr;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void ClassDB::add_property_group(StringName p_class, const String &p_name, const String &p_prefix) {
|
|
OBJTYPE_WLOCK;
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ERR_FAIL_COND(!type);
|
|
|
|
type->property_list.push_back(PropertyInfo(Variant::NIL, p_name, PROPERTY_HINT_NONE, p_prefix, PROPERTY_USAGE_GROUP));
|
|
}
|
|
|
|
void ClassDB::add_property_subgroup(StringName p_class, const String &p_name, const String &p_prefix) {
|
|
OBJTYPE_WLOCK;
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ERR_FAIL_COND(!type);
|
|
|
|
type->property_list.push_back(PropertyInfo(Variant::NIL, p_name, PROPERTY_HINT_NONE, p_prefix, PROPERTY_USAGE_SUBGROUP));
|
|
}
|
|
|
|
// NOTE: For implementation simplicity reasons, this method doesn't allow setters to have optional arguments at the end.
|
|
void ClassDB::add_property(StringName p_class, const PropertyInfo &p_pinfo, const StringName &p_setter, const StringName &p_getter, int p_index) {
|
|
lock.read_lock();
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
lock.read_unlock();
|
|
|
|
ERR_FAIL_COND(!type);
|
|
|
|
MethodBind *mb_set = nullptr;
|
|
if (p_setter) {
|
|
mb_set = get_method(p_class, p_setter);
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
|
|
ERR_FAIL_COND_MSG(!mb_set, "Invalid setter '" + p_class + "::" + p_setter + "' for property '" + p_pinfo.name + "'.");
|
|
|
|
int exp_args = 1 + (p_index >= 0 ? 1 : 0);
|
|
ERR_FAIL_COND_MSG(mb_set->get_argument_count() != exp_args, "Invalid function for setter '" + p_class + "::" + p_setter + " for property '" + p_pinfo.name + "'.");
|
|
#endif
|
|
}
|
|
|
|
MethodBind *mb_get = nullptr;
|
|
if (p_getter) {
|
|
mb_get = get_method(p_class, p_getter);
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
|
|
ERR_FAIL_COND_MSG(!mb_get, "Invalid getter '" + p_class + "::" + p_getter + "' for property '" + p_pinfo.name + "'.");
|
|
|
|
int exp_args = 0 + (p_index >= 0 ? 1 : 0);
|
|
ERR_FAIL_COND_MSG(mb_get->get_argument_count() != exp_args, "Invalid function for getter '" + p_class + "::" + p_getter + "' for property: '" + p_pinfo.name + "'.");
|
|
#endif
|
|
}
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
ERR_FAIL_COND_MSG(type->property_setget.has(p_pinfo.name), "Object '" + p_class + "' already has property '" + p_pinfo.name + "'.");
|
|
#endif
|
|
|
|
OBJTYPE_WLOCK
|
|
|
|
type->property_list.push_back(p_pinfo);
|
|
type->property_map[p_pinfo.name] = p_pinfo;
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
if (mb_get) {
|
|
type->methods_in_properties.insert(p_getter);
|
|
}
|
|
if (mb_set) {
|
|
type->methods_in_properties.insert(p_setter);
|
|
}
|
|
#endif
|
|
PropertySetGet psg;
|
|
psg.setter = p_setter;
|
|
psg.getter = p_getter;
|
|
psg._setptr = mb_set;
|
|
psg._getptr = mb_get;
|
|
psg.index = p_index;
|
|
psg.type = p_pinfo.type;
|
|
|
|
type->property_setget[p_pinfo.name] = psg;
|
|
}
|
|
|
|
void ClassDB::set_property_default_value(StringName p_class, const StringName &p_name, const Variant &p_default) {
|
|
if (!default_values.has(p_class)) {
|
|
default_values[p_class] = HashMap<StringName, Variant>();
|
|
}
|
|
default_values[p_class][p_name] = p_default;
|
|
}
|
|
|
|
void ClassDB::get_property_list(StringName p_class, List<PropertyInfo> *p_list, bool p_no_inheritance, const Object *p_validator) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
for (List<PropertyInfo>::Element *E = check->property_list.front(); E; E = E->next()) {
|
|
if (p_validator) {
|
|
PropertyInfo pi = E->get();
|
|
p_validator->_validate_property(pi);
|
|
p_list->push_back(pi);
|
|
} else {
|
|
p_list->push_back(E->get());
|
|
}
|
|
}
|
|
|
|
if (p_no_inheritance) {
|
|
return;
|
|
}
|
|
check = check->inherits_ptr;
|
|
}
|
|
}
|
|
|
|
bool ClassDB::get_property_info(StringName p_class, StringName p_property, PropertyInfo *r_info, bool p_no_inheritance, const Object *p_validator) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *check = classes.getptr(p_class);
|
|
while (check) {
|
|
if (check->property_map.has(p_property)) {
|
|
PropertyInfo pinfo = check->property_map[p_property];
|
|
if (p_validator) {
|
|
p_validator->_validate_property(pinfo);
|
|
}
|
|
if (r_info) {
|
|
*r_info = pinfo;
|
|
}
|
|
return true;
|
|
}
|
|
if (p_no_inheritance) {
|
|
break;
|
|
}
|
|
check = check->inherits_ptr;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool ClassDB::set_property(Object *p_object, const StringName &p_property, const Variant &p_value, bool *r_valid) {
|
|
ERR_FAIL_NULL_V(p_object, false);
|
|
|
|
ClassInfo *type = classes.getptr(p_object->get_class_name());
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
const PropertySetGet *psg = check->property_setget.getptr(p_property);
|
|
if (psg) {
|
|
if (!psg->setter) {
|
|
if (r_valid) {
|
|
*r_valid = false;
|
|
}
|
|
return true; //return true but do nothing
|
|
}
|
|
|
|
Callable::CallError ce;
|
|
|
|
if (psg->index >= 0) {
|
|
Variant index = psg->index;
|
|
const Variant *arg[2] = { &index, &p_value };
|
|
//p_object->call(psg->setter,arg,2,ce);
|
|
if (psg->_setptr) {
|
|
psg->_setptr->call(p_object, arg, 2, ce);
|
|
} else {
|
|
p_object->call(psg->setter, arg, 2, ce);
|
|
}
|
|
|
|
} else {
|
|
const Variant *arg[1] = { &p_value };
|
|
if (psg->_setptr) {
|
|
psg->_setptr->call(p_object, arg, 1, ce);
|
|
} else {
|
|
p_object->call(psg->setter, arg, 1, ce);
|
|
}
|
|
}
|
|
|
|
if (r_valid) {
|
|
*r_valid = ce.error == Callable::CallError::CALL_OK;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
check = check->inherits_ptr;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool ClassDB::get_property(Object *p_object, const StringName &p_property, Variant &r_value) {
|
|
ERR_FAIL_NULL_V(p_object, false);
|
|
|
|
ClassInfo *type = classes.getptr(p_object->get_class_name());
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
const PropertySetGet *psg = check->property_setget.getptr(p_property);
|
|
if (psg) {
|
|
if (!psg->getter) {
|
|
return true; //return true but do nothing
|
|
}
|
|
|
|
if (psg->index >= 0) {
|
|
Variant index = psg->index;
|
|
const Variant *arg[1] = { &index };
|
|
Callable::CallError ce;
|
|
r_value = p_object->call(psg->getter, arg, 1, ce);
|
|
|
|
} else {
|
|
Callable::CallError ce;
|
|
if (psg->_getptr) {
|
|
r_value = psg->_getptr->call(p_object, nullptr, 0, ce);
|
|
} else {
|
|
r_value = p_object->call(psg->getter, nullptr, 0, ce);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
const int *c = check->constant_map.getptr(p_property); //constants count
|
|
if (c) {
|
|
r_value = *c;
|
|
return true;
|
|
}
|
|
|
|
if (check->method_map.has(p_property)) { //methods count
|
|
r_value = Callable(p_object, p_property);
|
|
return true;
|
|
}
|
|
|
|
if (check->signal_map.has(p_property)) { //signals count
|
|
r_value = Signal(p_object, p_property);
|
|
return true;
|
|
}
|
|
|
|
check = check->inherits_ptr;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
int ClassDB::get_property_index(const StringName &p_class, const StringName &p_property, bool *r_is_valid) {
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
const PropertySetGet *psg = check->property_setget.getptr(p_property);
|
|
if (psg) {
|
|
if (r_is_valid) {
|
|
*r_is_valid = true;
|
|
}
|
|
|
|
return psg->index;
|
|
}
|
|
|
|
check = check->inherits_ptr;
|
|
}
|
|
if (r_is_valid) {
|
|
*r_is_valid = false;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
Variant::Type ClassDB::get_property_type(const StringName &p_class, const StringName &p_property, bool *r_is_valid) {
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
const PropertySetGet *psg = check->property_setget.getptr(p_property);
|
|
if (psg) {
|
|
if (r_is_valid) {
|
|
*r_is_valid = true;
|
|
}
|
|
|
|
return psg->type;
|
|
}
|
|
|
|
check = check->inherits_ptr;
|
|
}
|
|
if (r_is_valid) {
|
|
*r_is_valid = false;
|
|
}
|
|
|
|
return Variant::NIL;
|
|
}
|
|
|
|
StringName ClassDB::get_property_setter(StringName p_class, const StringName &p_property) {
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
const PropertySetGet *psg = check->property_setget.getptr(p_property);
|
|
if (psg) {
|
|
return psg->setter;
|
|
}
|
|
|
|
check = check->inherits_ptr;
|
|
}
|
|
|
|
return StringName();
|
|
}
|
|
|
|
StringName ClassDB::get_property_getter(StringName p_class, const StringName &p_property) {
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
const PropertySetGet *psg = check->property_setget.getptr(p_property);
|
|
if (psg) {
|
|
return psg->getter;
|
|
}
|
|
|
|
check = check->inherits_ptr;
|
|
}
|
|
|
|
return StringName();
|
|
}
|
|
|
|
bool ClassDB::has_property(const StringName &p_class, const StringName &p_property, bool p_no_inheritance) {
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
if (check->property_setget.has(p_property)) {
|
|
return true;
|
|
}
|
|
|
|
if (p_no_inheritance) {
|
|
break;
|
|
}
|
|
check = check->inherits_ptr;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void ClassDB::set_method_flags(StringName p_class, StringName p_method, int p_flags) {
|
|
OBJTYPE_WLOCK;
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
ERR_FAIL_COND(!check);
|
|
ERR_FAIL_COND(!check->method_map.has(p_method));
|
|
check->method_map[p_method]->set_hint_flags(p_flags);
|
|
}
|
|
|
|
bool ClassDB::has_method(StringName p_class, StringName p_method, bool p_no_inheritance) {
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
if (check->method_map.has(p_method)) {
|
|
return true;
|
|
}
|
|
if (p_no_inheritance) {
|
|
return false;
|
|
}
|
|
check = check->inherits_ptr;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void ClassDB::bind_method_custom(const StringName &p_class, MethodBind *p_method) {
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
if (!type) {
|
|
ERR_FAIL_MSG("Couldn't bind custom method '" + p_method->get_name() + "' for instance '" + p_class + "'.");
|
|
}
|
|
|
|
if (type->method_map.has(p_method->get_name())) {
|
|
// overloading not supported
|
|
ERR_FAIL_MSG("Method already bound '" + p_class + "::" + p_method->get_name() + "'.");
|
|
}
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
type->method_order.push_back(p_method->get_name());
|
|
#endif
|
|
|
|
type->method_map[p_method->get_name()] = p_method;
|
|
}
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
MethodBind *ClassDB::bind_methodfi(uint32_t p_flags, MethodBind *p_bind, const MethodDefinition &method_name, const Variant **p_defs, int p_defcount) {
|
|
StringName mdname = method_name.name;
|
|
#else
|
|
MethodBind *ClassDB::bind_methodfi(uint32_t p_flags, MethodBind *p_bind, const char *method_name, const Variant **p_defs, int p_defcount) {
|
|
StringName mdname = StaticCString::create(method_name);
|
|
#endif
|
|
|
|
OBJTYPE_WLOCK;
|
|
ERR_FAIL_COND_V(!p_bind, nullptr);
|
|
p_bind->set_name(mdname);
|
|
|
|
String instance_type = p_bind->get_instance_class();
|
|
|
|
#ifdef DEBUG_ENABLED
|
|
|
|
ERR_FAIL_COND_V_MSG(has_method(instance_type, mdname), nullptr, "Class " + String(instance_type) + " already has a method " + String(mdname) + ".");
|
|
#endif
|
|
|
|
ClassInfo *type = classes.getptr(instance_type);
|
|
if (!type) {
|
|
memdelete(p_bind);
|
|
ERR_FAIL_V_MSG(nullptr, "Couldn't bind method '" + mdname + "' for instance '" + instance_type + "'.");
|
|
}
|
|
|
|
if (type->method_map.has(mdname)) {
|
|
memdelete(p_bind);
|
|
// overloading not supported
|
|
ERR_FAIL_V_MSG(nullptr, "Method already bound '" + instance_type + "::" + mdname + "'.");
|
|
}
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
|
|
if (method_name.args.size() > p_bind->get_argument_count()) {
|
|
memdelete(p_bind);
|
|
ERR_FAIL_V_MSG(nullptr, "Method definition provides more arguments than the method actually has '" + instance_type + "::" + mdname + "'.");
|
|
}
|
|
|
|
p_bind->set_argument_names(method_name.args);
|
|
|
|
type->method_order.push_back(mdname);
|
|
#endif
|
|
|
|
type->method_map[mdname] = p_bind;
|
|
|
|
Vector<Variant> defvals;
|
|
|
|
defvals.resize(p_defcount);
|
|
for (int i = 0; i < p_defcount; i++) {
|
|
defvals.write[i] = *p_defs[i];
|
|
}
|
|
|
|
p_bind->set_default_arguments(defvals);
|
|
p_bind->set_hint_flags(p_flags);
|
|
return p_bind;
|
|
}
|
|
|
|
void ClassDB::add_virtual_method(const StringName &p_class, const MethodInfo &p_method, bool p_virtual) {
|
|
ERR_FAIL_COND_MSG(!classes.has(p_class), "Request for nonexistent class '" + p_class + "'.");
|
|
|
|
OBJTYPE_WLOCK;
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
MethodInfo mi = p_method;
|
|
if (p_virtual) {
|
|
mi.flags |= METHOD_FLAG_VIRTUAL;
|
|
}
|
|
classes[p_class].virtual_methods.push_back(mi);
|
|
classes[p_class].virtual_methods_map[p_method.name] = mi;
|
|
|
|
#endif
|
|
}
|
|
|
|
void ClassDB::get_virtual_methods(const StringName &p_class, List<MethodInfo> *p_methods, bool p_no_inheritance) {
|
|
ERR_FAIL_COND_MSG(!classes.has(p_class), "Request for nonexistent class '" + p_class + "'.");
|
|
|
|
#ifdef DEBUG_METHODS_ENABLED
|
|
|
|
ClassInfo *type = classes.getptr(p_class);
|
|
ClassInfo *check = type;
|
|
while (check) {
|
|
for (List<MethodInfo>::Element *E = check->virtual_methods.front(); E; E = E->next()) {
|
|
p_methods->push_back(E->get());
|
|
}
|
|
|
|
if (p_no_inheritance) {
|
|
return;
|
|
}
|
|
check = check->inherits_ptr;
|
|
}
|
|
|
|
#endif
|
|
}
|
|
|
|
void ClassDB::set_class_enabled(StringName p_class, bool p_enable) {
|
|
OBJTYPE_WLOCK;
|
|
|
|
ERR_FAIL_COND_MSG(!classes.has(p_class), "Request for nonexistent class '" + p_class + "'.");
|
|
classes[p_class].disabled = !p_enable;
|
|
}
|
|
|
|
bool ClassDB::is_class_enabled(StringName p_class) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *ti = classes.getptr(p_class);
|
|
if (!ti || !ti->creation_func) {
|
|
if (compat_classes.has(p_class)) {
|
|
ti = classes.getptr(compat_classes[p_class]);
|
|
}
|
|
}
|
|
|
|
ERR_FAIL_COND_V_MSG(!ti, false, "Cannot get class '" + String(p_class) + "'.");
|
|
return !ti->disabled;
|
|
}
|
|
|
|
bool ClassDB::is_class_exposed(StringName p_class) {
|
|
OBJTYPE_RLOCK;
|
|
|
|
ClassInfo *ti = classes.getptr(p_class);
|
|
ERR_FAIL_COND_V_MSG(!ti, false, "Cannot get class '" + String(p_class) + "'.");
|
|
return ti->exposed;
|
|
}
|
|
|
|
StringName ClassDB::get_category(const StringName &p_node) {
|
|
ERR_FAIL_COND_V(!classes.has(p_node), StringName());
|
|
#ifdef DEBUG_ENABLED
|
|
return classes[p_node].category;
|
|
#else
|
|
return StringName();
|
|
#endif
|
|
}
|
|
|
|
void ClassDB::add_resource_base_extension(const StringName &p_extension, const StringName &p_class) {
|
|
if (resource_base_extensions.has(p_extension)) {
|
|
return;
|
|
}
|
|
|
|
resource_base_extensions[p_extension] = p_class;
|
|
}
|
|
|
|
void ClassDB::get_resource_base_extensions(List<String> *p_extensions) {
|
|
const StringName *K = nullptr;
|
|
|
|
while ((K = resource_base_extensions.next(K))) {
|
|
p_extensions->push_back(*K);
|
|
}
|
|
}
|
|
|
|
void ClassDB::get_extensions_for_type(const StringName &p_class, List<String> *p_extensions) {
|
|
const StringName *K = nullptr;
|
|
|
|
while ((K = resource_base_extensions.next(K))) {
|
|
StringName cmp = resource_base_extensions[*K];
|
|
if (is_parent_class(p_class, cmp) || is_parent_class(cmp, p_class)) {
|
|
p_extensions->push_back(*K);
|
|
}
|
|
}
|
|
}
|
|
|
|
HashMap<StringName, HashMap<StringName, Variant>> ClassDB::default_values;
|
|
Set<StringName> ClassDB::default_values_cached;
|
|
|
|
Variant ClassDB::class_get_default_property_value(const StringName &p_class, const StringName &p_property, bool *r_valid) {
|
|
if (!default_values_cached.has(p_class)) {
|
|
if (!default_values.has(p_class)) {
|
|
default_values[p_class] = HashMap<StringName, Variant>();
|
|
}
|
|
|
|
Object *c = nullptr;
|
|
bool cleanup_c = false;
|
|
|
|
if (Engine::get_singleton()->has_singleton(p_class)) {
|
|
c = Engine::get_singleton()->get_singleton_object(p_class);
|
|
cleanup_c = false;
|
|
} else if (ClassDB::can_instance(p_class)) {
|
|
c = ClassDB::instance(p_class);
|
|
cleanup_c = true;
|
|
}
|
|
|
|
if (c) {
|
|
List<PropertyInfo> plist;
|
|
c->get_property_list(&plist);
|
|
for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
|
|
if (E->get().usage & (PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_EDITOR)) {
|
|
if (!default_values[p_class].has(E->get().name)) {
|
|
Variant v = c->get(E->get().name);
|
|
default_values[p_class][E->get().name] = v;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (cleanup_c) {
|
|
memdelete(c);
|
|
}
|
|
}
|
|
|
|
default_values_cached.insert(p_class);
|
|
}
|
|
|
|
if (!default_values.has(p_class)) {
|
|
if (r_valid != nullptr) {
|
|
*r_valid = false;
|
|
}
|
|
return Variant();
|
|
}
|
|
|
|
if (!default_values[p_class].has(p_property)) {
|
|
if (r_valid != nullptr) {
|
|
*r_valid = false;
|
|
}
|
|
return Variant();
|
|
}
|
|
|
|
if (r_valid != nullptr) {
|
|
*r_valid = true;
|
|
}
|
|
|
|
Variant var = default_values[p_class][p_property];
|
|
|
|
#ifdef DEBUG_ENABLED
|
|
// Some properties may have an instantiated Object as default value,
|
|
// (like Path2D's `curve` used to have), but that's not a good practice.
|
|
// Instead, those properties should use PROPERTY_USAGE_EDITOR_INSTANTIATE_OBJECT
|
|
// to be auto-instantiated when created in the editor.
|
|
if (var.get_type() == Variant::OBJECT) {
|
|
Object *obj = var.get_validated_object();
|
|
if (obj) {
|
|
WARN_PRINT(vformat("Instantiated %s used as default value for %s's \"%s\" property.", obj->get_class(), p_class, p_property));
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return var;
|
|
}
|
|
|
|
void ClassDB::register_extension_class(ObjectNativeExtension *p_extension) {
|
|
GLOBAL_LOCK_FUNCTION;
|
|
|
|
ERR_FAIL_COND_MSG(classes.has(p_extension->class_name), "Class already registered: " + String(p_extension->class_name));
|
|
ERR_FAIL_COND_MSG(classes.has(p_extension->parent_class_name), "Parent class name for extension class not found: " + String(p_extension->parent_class_name));
|
|
|
|
ClassInfo *parent = classes.getptr(p_extension->parent_class_name);
|
|
|
|
ClassInfo c;
|
|
c.api = p_extension->editor_class ? API_EDITOR_EXTENSION : API_EXTENSION;
|
|
c.native_extension = p_extension;
|
|
c.name = p_extension->class_name;
|
|
c.creation_func = parent->creation_func;
|
|
c.inherits = parent->name;
|
|
c.class_ptr = parent->class_ptr;
|
|
c.inherits_ptr = parent;
|
|
|
|
classes[p_extension->class_name] = c;
|
|
}
|
|
|
|
RWLock ClassDB::lock;
|
|
|
|
void ClassDB::cleanup_defaults() {
|
|
default_values.clear();
|
|
default_values_cached.clear();
|
|
}
|
|
|
|
void ClassDB::cleanup() {
|
|
//OBJTYPE_LOCK; hah not here
|
|
|
|
const StringName *k = nullptr;
|
|
|
|
while ((k = classes.next(k))) {
|
|
ClassInfo &ti = classes[*k];
|
|
|
|
const StringName *m = nullptr;
|
|
while ((m = ti.method_map.next(m))) {
|
|
memdelete(ti.method_map[*m]);
|
|
}
|
|
}
|
|
classes.clear();
|
|
resource_base_extensions.clear();
|
|
compat_classes.clear();
|
|
}
|
|
|
|
//
|