167 lines
6 KiB
C++
167 lines
6 KiB
C++
/**************************************************************************/
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/* signal_watcher.cpp */
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/**************************************************************************/
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/* This file is part of: */
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/* AETHEX ENGINE */
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/* https://aethex.dev */
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/**************************************************************************/
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/* Copyright (c) 2014-present AETHEX ENGINE contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#include "signal_watcher.h"
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#include "core/object/class_db.h"
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void SignalWatcher::_add_signal_entry(const Array &p_args, const String &p_name) {
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if (!_signals.has(p_name)) {
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_signals[p_name] = Array();
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}
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_signals[p_name].push_back(p_args);
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}
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void SignalWatcher::_signal_callback_zero(const String &p_name) {
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Array args;
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_add_signal_entry(args, p_name);
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}
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void SignalWatcher::_signal_callback_one(Variant p_arg1, const String &p_name) {
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Array args = { p_arg1 };
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_add_signal_entry(args, p_name);
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}
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void SignalWatcher::_signal_callback_two(Variant p_arg1, Variant p_arg2, const String &p_name) {
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Array args = { p_arg1, p_arg2 };
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_add_signal_entry(args, p_name);
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}
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void SignalWatcher::_signal_callback_three(Variant p_arg1, Variant p_arg2, Variant p_arg3, const String &p_name) {
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Array args = { p_arg1, p_arg2, p_arg3 };
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_add_signal_entry(args, p_name);
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}
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void SignalWatcher::watch_signal(Object *p_object, const String &p_signal) {
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MethodInfo method_info;
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ClassDB::get_signal(p_object->get_class(), p_signal, &method_info);
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switch (method_info.arguments.size()) {
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case 0: {
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p_object->connect(p_signal, callable_mp(this, &SignalWatcher::_signal_callback_zero).bind(p_signal));
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} break;
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case 1: {
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p_object->connect(p_signal, callable_mp(this, &SignalWatcher::_signal_callback_one).bind(p_signal));
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} break;
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case 2: {
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p_object->connect(p_signal, callable_mp(this, &SignalWatcher::_signal_callback_two).bind(p_signal));
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} break;
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case 3: {
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p_object->connect(p_signal, callable_mp(this, &SignalWatcher::_signal_callback_three).bind(p_signal));
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} break;
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default: {
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MESSAGE("Signal ", p_signal, " arg count not supported.");
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} break;
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}
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}
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void SignalWatcher::unwatch_signal(Object *p_object, const String &p_signal) {
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MethodInfo method_info;
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ClassDB::get_signal(p_object->get_class(), p_signal, &method_info);
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switch (method_info.arguments.size()) {
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case 0: {
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p_object->disconnect(p_signal, callable_mp(this, &SignalWatcher::_signal_callback_zero));
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} break;
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case 1: {
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p_object->disconnect(p_signal, callable_mp(this, &SignalWatcher::_signal_callback_one));
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} break;
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case 2: {
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p_object->disconnect(p_signal, callable_mp(this, &SignalWatcher::_signal_callback_two));
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} break;
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case 3: {
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p_object->disconnect(p_signal, callable_mp(this, &SignalWatcher::_signal_callback_three));
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} break;
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default: {
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MESSAGE("Signal ", p_signal, " arg count not supported.");
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} break;
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}
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}
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bool SignalWatcher::check(const String &p_name, const Array &p_args) {
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if (!_signals.has(p_name)) {
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MESSAGE("Signal ", p_name, " not emitted");
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return false;
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}
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if (p_args.size() != _signals[p_name].size()) {
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MESSAGE("Signal has " << _signals[p_name] << " expected " << p_args);
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discard_signal(p_name);
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return false;
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}
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bool match = true;
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for (int i = 0; i < p_args.size(); i++) {
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if (((Array)p_args[i]).size() != ((Array)_signals[p_name][i]).size()) {
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MESSAGE("Signal has " << _signals[p_name][i] << " expected " << p_args[i]);
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match = false;
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continue;
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}
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for (int j = 0; j < ((Array)p_args[i]).size(); j++) {
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if (((Array)p_args[i])[j] != ((Array)_signals[p_name][i])[j]) {
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MESSAGE("Signal has " << _signals[p_name][i] << " expected " << p_args[i]);
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match = false;
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break;
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}
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}
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}
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discard_signal(p_name);
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return match;
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}
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bool SignalWatcher::check_false(const String &p_name) {
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bool has = _signals.has(p_name);
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if (has) {
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MESSAGE("Signal has " << _signals[p_name] << " expected none.");
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}
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discard_signal(p_name);
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return !has;
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}
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void SignalWatcher::discard_signal(const String &p_name) {
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if (_signals.has(p_name)) {
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_signals.erase(p_name);
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}
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}
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void SignalWatcher::_clear_signals() {
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_signals.clear();
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}
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SignalWatcher::SignalWatcher() {
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ERR_FAIL_COND_MSG(singleton, "Singleton in SignalWatcher already exists.");
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singleton = this;
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}
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SignalWatcher::~SignalWatcher() {
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if (this == singleton) {
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singleton = nullptr;
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}
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}
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