161f295f52
If the delegate target is an Object, the connected signal will be registered in that object instead of the middleman. So when that object is destroyed, the signal will be properly disconnected.
130 lines
5.0 KiB
C++
130 lines
5.0 KiB
C++
/*************************************************************************/
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/* managed_callable.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) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 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 "managed_callable.h"
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#include "csharp_script.h"
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#include "mono_gd/gd_mono_cache.h"
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#ifdef GD_MONO_HOT_RELOAD
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SelfList<ManagedCallable>::List ManagedCallable::instances;
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RBMap<ManagedCallable *, Array> ManagedCallable::instances_pending_reload;
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Mutex ManagedCallable::instances_mutex;
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#endif
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bool ManagedCallable::compare_equal(const CallableCustom *p_a, const CallableCustom *p_b) {
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const ManagedCallable *a = static_cast<const ManagedCallable *>(p_a);
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const ManagedCallable *b = static_cast<const ManagedCallable *>(p_b);
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if (!a->delegate_handle.value || !b->delegate_handle.value) {
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if (!a->delegate_handle.value && !b->delegate_handle.value) {
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return true;
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}
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return false;
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}
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// Call Delegate's 'Equals'
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return GDMonoCache::managed_callbacks.DelegateUtils_DelegateEquals(
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a->delegate_handle, b->delegate_handle);
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}
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bool ManagedCallable::compare_less(const CallableCustom *p_a, const CallableCustom *p_b) {
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if (compare_equal(p_a, p_b)) {
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return false;
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}
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return p_a < p_b;
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}
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uint32_t ManagedCallable::hash() const {
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return hash_murmur3_one_64((uint64_t)delegate_handle.value);
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}
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String ManagedCallable::get_as_text() const {
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return "Delegate::Invoke";
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}
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CallableCustom::CompareEqualFunc ManagedCallable::get_compare_equal_func() const {
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return compare_equal_func_ptr;
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}
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CallableCustom::CompareLessFunc ManagedCallable::get_compare_less_func() const {
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return compare_less_func_ptr;
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}
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ObjectID ManagedCallable::get_object() const {
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if (object_id != ObjectID()) {
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return object_id;
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}
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return CSharpLanguage::get_singleton()->get_managed_callable_middleman()->get_instance_id();
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}
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void ManagedCallable::call(const Variant **p_arguments, int p_argcount, Variant &r_return_value, Callable::CallError &r_call_error) const {
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r_call_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD; // Can't find anything better
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r_return_value = Variant();
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ERR_FAIL_COND(delegate_handle.value == nullptr);
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GDMonoCache::managed_callbacks.DelegateUtils_InvokeWithVariantArgs(
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delegate_handle, p_arguments, p_argcount, &r_return_value);
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r_call_error.error = Callable::CallError::CALL_OK;
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}
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void ManagedCallable::release_delegate_handle() {
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if (delegate_handle.value) {
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GDMonoCache::managed_callbacks.GCHandleBridge_FreeGCHandle(delegate_handle);
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delegate_handle = { nullptr };
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}
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}
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// Why you do this clang-format...
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/* clang-format off */
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ManagedCallable::ManagedCallable(GCHandleIntPtr p_delegate_handle, ObjectID p_object_id) : delegate_handle(p_delegate_handle), object_id(p_object_id) {
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#ifdef GD_MONO_HOT_RELOAD
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{
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MutexLock lock(instances_mutex);
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instances.add(&self_instance);
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}
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#endif
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}
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/* clang-format on */
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ManagedCallable::~ManagedCallable() {
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#ifdef GD_MONO_HOT_RELOAD
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{
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MutexLock lock(instances_mutex);
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instances.remove(&self_instance);
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instances_pending_reload.erase(this);
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}
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#endif
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release_delegate_handle();
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}
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