Add ability to bind an unbind arguments to Callable.
This commit is contained in:
parent
7c4d1e9c65
commit
351a122029
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@ -30,6 +30,7 @@
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#include "callable.h"
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#include "callable_bind.h"
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#include "core/script_language.h"
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#include "message_queue.h"
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#include "object.h"
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@ -53,6 +54,18 @@ void Callable::call(const Variant **p_arguments, int p_argcount, Variant &r_retu
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}
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}
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Callable Callable::bind(const Variant **p_arguments, int p_argcount) const {
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Vector<Variant> args;
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args.resize(p_argcount);
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for (int i = 0; i < p_argcount; i++) {
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args.write[i] = *p_arguments[i];
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}
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return Callable(memnew(CallableCustomBind(*this, args)));
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}
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Callable Callable::unbind(int p_argcount) const {
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return Callable(memnew(CallableCustomUnbind(*this, p_argcount)));
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}
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Object *Callable::get_object() const {
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if (is_null()) {
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return nullptr;
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@ -85,6 +98,18 @@ CallableCustom *Callable::get_custom() const {
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return custom;
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}
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const Callable *Callable::get_base_comparator() const {
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const Callable *comparator = nullptr;
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if (is_custom()) {
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comparator = custom->get_base_comparator();
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}
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if (comparator) {
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return comparator;
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} else {
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return this;
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}
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}
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uint32_t Callable::hash() const {
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if (is_custom()) {
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return custom->hash();
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@ -258,6 +283,10 @@ Callable::~Callable() {
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}
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}
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const Callable *CallableCustom::get_base_comparator() const {
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return nullptr;
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}
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CallableCustom::CallableCustom() {
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ref_count.init();
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}
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@ -80,6 +80,9 @@ public:
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return method != StringName();
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}
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Callable bind(const Variant **p_arguments, int p_argcount) const;
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Callable unbind(int p_argcount) const;
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Object *get_object() const;
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ObjectID get_object_id() const;
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StringName get_method() const;
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@ -87,6 +90,8 @@ public:
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uint32_t hash() const;
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const Callable *get_base_comparator() const; //used for bind/unbind to do less precise comparisons (ignoring binds) in signal connect/disconnect
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bool operator==(const Callable &p_callable) const;
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bool operator!=(const Callable &p_callable) const;
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bool operator<(const Callable &p_callable) const;
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@ -119,6 +124,7 @@ public:
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virtual CompareLessFunc get_compare_less_func() const = 0;
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virtual ObjectID get_object() const = 0; //must always be able to provide an object
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virtual void call(const Variant **p_arguments, int p_argcount, Variant &r_return_value, Callable::CallError &r_call_error) const = 0;
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virtual const Callable *get_base_comparator() const;
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CallableCustom();
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virtual ~CallableCustom() {}
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@ -0,0 +1,193 @@
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/*************************************************************************/
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/* callable_bind.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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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 "callable_bind.h"
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//////////////////////////////////
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uint32_t CallableCustomBind::hash() const {
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return callable.hash();
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}
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String CallableCustomBind::get_as_text() const {
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return callable.operator String();
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}
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bool CallableCustomBind::_equal_func(const CallableCustom *p_a, const CallableCustom *p_b) {
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const CallableCustomBind *a = (const CallableCustomBind *)p_a;
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const CallableCustomBind *b = (const CallableCustomBind *)p_b;
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if (!(a->callable != b->callable)) {
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return false;
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}
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if (a->binds.size() != b->binds.size()) {
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return false;
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}
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return true;
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}
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bool CallableCustomBind::_less_func(const CallableCustom *p_a, const CallableCustom *p_b) {
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const CallableCustomBind *a = (const CallableCustomBind *)p_a;
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const CallableCustomBind *b = (const CallableCustomBind *)p_b;
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if (a->callable < b->callable) {
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return true;
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} else if (b->callable < a->callable) {
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return false;
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}
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return a->binds.size() < b->binds.size();
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}
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CallableCustom::CompareEqualFunc CallableCustomBind::get_compare_equal_func() const {
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return _equal_func;
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}
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CallableCustom::CompareLessFunc CallableCustomBind::get_compare_less_func() const {
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return _less_func;
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}
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ObjectID CallableCustomBind::get_object() const {
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return callable.get_object_id();
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}
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const Callable *CallableCustomBind::get_base_comparator() const {
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return &callable;
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}
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void CallableCustomBind::call(const Variant **p_arguments, int p_argcount, Variant &r_return_value, Callable::CallError &r_call_error) const {
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const Variant **args = (const Variant **)alloca(sizeof(const Variant **) * (binds.size() + p_argcount));
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for (int i = 0; i < p_argcount; i++) {
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args[i] = (const Variant *)p_arguments[i];
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}
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for (int i = 0; i < binds.size(); i++) {
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args[i + p_argcount] = (const Variant *)&binds[i];
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}
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callable.call(args, p_argcount + binds.size(), r_return_value, r_call_error);
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}
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CallableCustomBind::CallableCustomBind(const Callable &p_callable, const Vector<Variant> &p_binds) {
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callable = p_callable;
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binds = p_binds;
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}
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CallableCustomBind::~CallableCustomBind() {
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}
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//////////////////////////////////
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uint32_t CallableCustomUnbind::hash() const {
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return callable.hash();
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}
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String CallableCustomUnbind::get_as_text() const {
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return callable.operator String();
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}
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bool CallableCustomUnbind::_equal_func(const CallableCustom *p_a, const CallableCustom *p_b) {
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const CallableCustomUnbind *a = (const CallableCustomUnbind *)p_a;
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const CallableCustomUnbind *b = (const CallableCustomUnbind *)p_b;
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if (!(a->callable != b->callable)) {
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return false;
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}
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if (a->argcount != b->argcount) {
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return false;
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}
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return true;
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}
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bool CallableCustomUnbind::_less_func(const CallableCustom *p_a, const CallableCustom *p_b) {
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const CallableCustomUnbind *a = (const CallableCustomUnbind *)p_a;
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const CallableCustomUnbind *b = (const CallableCustomUnbind *)p_b;
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if (a->callable < b->callable) {
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return true;
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} else if (b->callable < a->callable) {
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return false;
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}
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return a->argcount < b->argcount;
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}
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CallableCustom::CompareEqualFunc CallableCustomUnbind::get_compare_equal_func() const {
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return _equal_func;
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}
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CallableCustom::CompareLessFunc CallableCustomUnbind::get_compare_less_func() const {
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return _less_func;
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}
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ObjectID CallableCustomUnbind::get_object() const {
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return callable.get_object_id();
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}
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const Callable *CallableCustomUnbind::get_base_comparator() const {
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return &callable;
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}
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void CallableCustomUnbind::call(const Variant **p_arguments, int p_argcount, Variant &r_return_value, Callable::CallError &r_call_error) const {
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if (argcount > p_argcount) {
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r_call_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS;
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r_call_error.argument = 0;
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r_call_error.expected = argcount;
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return;
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}
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callable.call(p_arguments, p_argcount - argcount, r_return_value, r_call_error);
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}
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CallableCustomUnbind::CallableCustomUnbind(const Callable &p_callable, int p_argcount) {
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callable = p_callable;
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argcount = p_argcount;
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}
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CallableCustomUnbind::~CallableCustomUnbind() {
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}
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Callable callable_bind(const Callable &p_callable, const Variant &p_arg1) {
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return p_callable.bind((const Variant **)&p_arg1, 1);
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}
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Callable callable_bind(const Callable &p_callable, const Variant &p_arg1, const Variant &p_arg2) {
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const Variant *args[2] = { &p_arg1, &p_arg2 };
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return p_callable.bind(args, 2);
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}
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Callable callable_bind(const Callable &p_callable, const Variant &p_arg1, const Variant &p_arg2, const Variant &p_arg3) {
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const Variant *args[3] = { &p_arg1, &p_arg2, &p_arg3 };
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return p_callable.bind(args, 3);
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}
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Callable callable_bind(const Callable &p_callable, const Variant &p_arg1, const Variant &p_arg2, const Variant &p_arg3, const Variant &p_arg4) {
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const Variant *args[4] = { &p_arg1, &p_arg2, &p_arg3, &p_arg4 };
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return p_callable.bind(args, 4);
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}
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Callable callable_bind(const Callable &p_callable, const Variant &p_arg1, const Variant &p_arg2, const Variant &p_arg3, const Variant &p_arg4, const Variant &p_arg5) {
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const Variant *args[5] = { &p_arg1, &p_arg2, &p_arg3, &p_arg4, &p_arg5 };
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return p_callable.bind(args, 5);
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}
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@ -0,0 +1,85 @@
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/*************************************************************************/
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/* callable_bind.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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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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#ifndef CALLABLE_BIND_H
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#define CALLABLE_BIND_H
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#include "core/callable.h"
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#include "core/variant.h"
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class CallableCustomBind : public CallableCustom {
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Callable callable;
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Vector<Variant> binds;
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static bool _equal_func(const CallableCustom *p_a, const CallableCustom *p_b);
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static bool _less_func(const CallableCustom *p_a, const CallableCustom *p_b);
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public:
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//for every type that inherits, these must always be the same for this type
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virtual uint32_t hash() const;
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virtual String get_as_text() const;
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virtual CompareEqualFunc get_compare_equal_func() const;
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virtual CompareLessFunc get_compare_less_func() const;
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virtual ObjectID get_object() const; //must always be able to provide an object
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virtual void call(const Variant **p_arguments, int p_argcount, Variant &r_return_value, Callable::CallError &r_call_error) const;
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virtual const Callable *get_base_comparator() const;
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CallableCustomBind(const Callable &p_callable, const Vector<Variant> &p_binds);
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virtual ~CallableCustomBind();
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};
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class CallableCustomUnbind : public CallableCustom {
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Callable callable;
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int argcount;
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static bool _equal_func(const CallableCustom *p_a, const CallableCustom *p_b);
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static bool _less_func(const CallableCustom *p_a, const CallableCustom *p_b);
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public:
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//for every type that inherits, these must always be the same for this type
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virtual uint32_t hash() const;
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virtual String get_as_text() const;
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virtual CompareEqualFunc get_compare_equal_func() const;
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virtual CompareLessFunc get_compare_less_func() const;
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virtual ObjectID get_object() const; //must always be able to provide an object
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virtual void call(const Variant **p_arguments, int p_argcount, Variant &r_return_value, Callable::CallError &r_call_error) const;
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virtual const Callable *get_base_comparator() const;
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CallableCustomUnbind(const Callable &p_callable, int p_argcount);
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virtual ~CallableCustomUnbind();
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};
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Callable callable_bind(const Callable &p_callable, const Variant &p_arg1);
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Callable callable_bind(const Callable &p_callable, const Variant &p_arg1, const Variant &p_arg2);
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Callable callable_bind(const Callable &p_callable, const Variant &p_arg1, const Variant &p_arg2, const Variant &p_arg3);
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Callable callable_bind(const Callable &p_callable, const Variant &p_arg1, const Variant &p_arg2, const Variant &p_arg3, const Variant &p_arg4);
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Callable callable_bind(const Callable &p_callable, const Variant &p_arg1, const Variant &p_arg2, const Variant &p_arg3, const Variant &p_arg4, const Variant &p_arg5);
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#endif // CALLABLE_BIND_H
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@ -73,6 +73,8 @@ CoreStringNames::CoreStringNames() :
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a8(StaticCString::create("a8")),
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call(StaticCString::create("call")),
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call_deferred(StaticCString::create("call_deferred")),
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bind(StaticCString::create("bind")),
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unbind(StaticCString::create("unbind")),
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emit(StaticCString::create("emit")),
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notification(StaticCString::create("notification")) {
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}
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@ -92,6 +92,8 @@ public:
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StringName call;
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StringName call_deferred;
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StringName bind;
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StringName unbind;
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StringName emit;
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StringName notification;
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};
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@ -1315,9 +1315,10 @@ Error Object::connect(const StringName &p_signal, const Callable &p_callable, co
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Callable target = p_callable;
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if (s->slot_map.has(target)) {
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//compare with the base callable, so binds can be ignored
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if (s->slot_map.has(*target.get_base_comparator())) {
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if (p_flags & CONNECT_REFERENCE_COUNTED) {
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s->slot_map[target].reference_count++;
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s->slot_map[*target.get_base_comparator()].reference_count++;
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return OK;
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} else {
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ERR_FAIL_V_MSG(ERR_INVALID_PARAMETER, "Signal '" + p_signal + "' is already connected to given callable '" + p_callable + "' in that object.");
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@ -1337,7 +1338,8 @@ Error Object::connect(const StringName &p_signal, const Callable &p_callable, co
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slot.reference_count = 1;
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}
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s->slot_map[target] = slot;
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//use callable version as key, so binds can be ignored
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s->slot_map[*target.get_base_comparator()] = slot;
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return OK;
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}
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@ -1364,7 +1366,7 @@ bool Object::is_connected(const StringName &p_signal, const Callable &p_callable
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Callable target = p_callable;
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return s->slot_map.has(target);
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return s->slot_map.has(*target.get_base_comparator());
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//const Map<Signal::Target,Signal::Slot>::Element *E = s->slot_map.find(target);
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//return (E!=nullptr );
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}
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@ -1386,7 +1388,7 @@ void Object::_disconnect(const StringName &p_signal, const Callable &p_callable,
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SignalData *s = signal_map.getptr(p_signal);
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ERR_FAIL_COND_MSG(!s, vformat("Nonexistent signal '%s' in %s.", p_signal, to_string()));
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ERR_FAIL_COND_MSG(!s->slot_map.has(p_callable), "Disconnecting nonexistent signal '" + p_signal + "', callable: " + p_callable + ".");
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ERR_FAIL_COND_MSG(!s->slot_map.has(*p_callable.get_base_comparator()), "Disconnecting nonexistent signal '" + p_signal + "', callable: " + p_callable + ".");
|
||||
|
||||
SignalData::Slot *slot = &s->slot_map[p_callable];
|
||||
|
||||
|
@ -1398,7 +1400,7 @@ void Object::_disconnect(const StringName &p_signal, const Callable &p_callable,
|
|||
}
|
||||
|
||||
target_object->connections.erase(slot->cE);
|
||||
s->slot_map.erase(p_callable);
|
||||
s->slot_map.erase(*p_callable.get_base_comparator());
|
||||
|
||||
if (s->slot_map.empty() && ClassDB::has_signal(get_class_name(), p_signal)) {
|
||||
//not user signal, delete
|
||||
|
|
|
@ -31,6 +31,7 @@
|
|||
#ifndef OBJECT_H
|
||||
#define OBJECT_H
|
||||
|
||||
#include "core/callable_bind.h"
|
||||
#include "core/hash_map.h"
|
||||
#include "core/list.h"
|
||||
#include "core/map.h"
|
||||
|
|
|
@ -586,6 +586,7 @@ struct _VariantCall {
|
|||
VCALL_LOCALMEM0(Callable, get_object_id);
|
||||
VCALL_LOCALMEM0(Callable, get_method);
|
||||
VCALL_LOCALMEM0(Callable, hash);
|
||||
VCALL_LOCALMEM1R(Callable, unbind);
|
||||
|
||||
VCALL_LOCALMEM0R(Signal, is_null);
|
||||
VCALL_LOCALMEM0R(Signal, get_object);
|
||||
|
@ -1347,11 +1348,14 @@ void Variant::call_ptr(const StringName &p_method, const Variant **p_args, int p
|
|||
if (p_method == CoreStringNames::get_singleton()->call) {
|
||||
reinterpret_cast<const Callable *>(_data._mem)->call(p_args, p_argcount, ret, r_error);
|
||||
valid = true;
|
||||
}
|
||||
if (p_method == CoreStringNames::get_singleton()->call_deferred) {
|
||||
} else if (p_method == CoreStringNames::get_singleton()->call_deferred) {
|
||||
reinterpret_cast<const Callable *>(_data._mem)->call_deferred(p_args, p_argcount);
|
||||
valid = true;
|
||||
} else if (p_method == CoreStringNames::get_singleton()->bind) {
|
||||
ret = reinterpret_cast<const Callable *>(_data._mem)->bind(p_args, p_argcount);
|
||||
valid = true;
|
||||
}
|
||||
|
||||
} else if (type == SIGNAL) {
|
||||
if (p_method == CoreStringNames::get_singleton()->emit) {
|
||||
if (r_ret) {
|
||||
|
@ -1696,9 +1700,13 @@ void Variant::get_method_list(List<MethodInfo> *p_list) const {
|
|||
|
||||
if (type == CALLABLE) {
|
||||
MethodInfo mi;
|
||||
|
||||
mi.name = "bind";
|
||||
mi.flags |= METHOD_FLAG_VARARG;
|
||||
p_list->push_back(mi);
|
||||
|
||||
mi.name = "call";
|
||||
mi.return_val.usage = PROPERTY_USAGE_NIL_IS_VARIANT;
|
||||
mi.flags |= METHOD_FLAG_VARARG;
|
||||
|
||||
p_list->push_back(mi);
|
||||
|
||||
|
@ -2130,6 +2138,7 @@ void register_variant_methods() {
|
|||
ADDFUNC0R(CALLABLE, INT, Callable, get_object_id, varray());
|
||||
ADDFUNC0R(CALLABLE, STRING_NAME, Callable, get_method, varray());
|
||||
ADDFUNC0R(CALLABLE, INT, Callable, hash, varray());
|
||||
ADDFUNC1R(CALLABLE, CALLABLE, Callable, unbind, INT, "argcount", varray());
|
||||
|
||||
ADDFUNC0R(SIGNAL, BOOL, Signal, is_null, varray());
|
||||
ADDFUNC0R(SIGNAL, OBJECT, Signal, get_object, varray());
|
||||
|
|
|
@ -1141,7 +1141,7 @@ void SceneTreeDock::_notification(int p_what) {
|
|||
node_shortcuts->add_child(button_custom);
|
||||
button_custom->set_text(TTR("Other Node"));
|
||||
button_custom->set_icon(get_theme_icon("Add", "EditorIcons"));
|
||||
button_custom->connect("pressed", callable_mp(this, &SceneTreeDock::_tool_selected), make_binds(TOOL_NEW, false));
|
||||
button_custom->connect("pressed", callable_bind(callable_mp(this, &SceneTreeDock::_tool_selected), TOOL_NEW, false));
|
||||
|
||||
node_shortcuts->add_spacer();
|
||||
create_root_dialog->add_child(node_shortcuts);
|
||||
|
|
Loading…
Reference in New Issue