From e36fb95c50ce0cd0ab9621afe668332895712c2e Mon Sep 17 00:00:00 2001 From: Ignacio Etcheverry Date: Mon, 2 Oct 2017 23:24:00 +0200 Subject: Added mono module --- modules/mono/signal_awaiter_utils.cpp | 77 +++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 modules/mono/signal_awaiter_utils.cpp (limited to 'modules/mono/signal_awaiter_utils.cpp') diff --git a/modules/mono/signal_awaiter_utils.cpp b/modules/mono/signal_awaiter_utils.cpp new file mode 100644 index 0000000000..012dd119b1 --- /dev/null +++ b/modules/mono/signal_awaiter_utils.cpp @@ -0,0 +1,77 @@ +/*************************************************************************/ +/* signal_awaiter_utils.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2017 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 "signal_awaiter_utils.h" + +#include "mono_gd/gd_mono_utils.h" + +namespace SignalAwaiterUtils { + +Error connect_signal_awaiter(Object *p_source, const String &p_signal, Object *p_target, MonoObject *p_awaiter) { + + ERR_FAIL_NULL_V(p_source, ERR_INVALID_DATA); + ERR_FAIL_NULL_V(p_target, ERR_INVALID_DATA); + + uint32_t awaiter_handle = MonoGCHandle::make_strong_handle(p_awaiter); + Ref sa_con = memnew(SignalAwaiterHandle(awaiter_handle)); + Vector binds; + binds.push_back(sa_con); + Error err = p_source->connect(p_signal, p_target, "_AwaitedSignalCallback", binds, Object::CONNECT_ONESHOT); + + if (err != OK) { + // set it as completed to prevent it from calling the failure callback when deleted + // the awaiter will be aware of the failure by checking the returned error + sa_con->set_completed(true); + } + + return err; +} +} + +SignalAwaiterHandle::SignalAwaiterHandle(uint32_t p_handle) + : MonoGCHandle(p_handle) { +} + +SignalAwaiterHandle::~SignalAwaiterHandle() { + if (!completed) { + GDMonoUtils::SignalAwaiter_FailureCallback thunk = CACHED_METHOD_THUNK(SignalAwaiter, FailureCallback); + + MonoObject *awaiter = get_target(); + + if (awaiter) { + MonoObject *ex = NULL; + thunk(awaiter, &ex); + + if (ex) { + mono_print_unhandled_exception(ex); + ERR_FAIL_V(); + } + } + } +} -- cgit v1.2.3