obs-StreamFX/source/obs/obs-source-active-child.hpp

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/*
* Copyright (C) 2022 Michael Fabian Dirks
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#pragma once
#include "common.hpp"
#include "obs-source.hpp"
#include "obs-tools.hpp"
#include "obs-weak-source.hpp"
namespace streamfx::obs {
class source_active_child {
::streamfx::obs::weak_source _parent;
::streamfx::obs::weak_source _child;
public:
~source_active_child()
{
auto parent = _parent.lock();
auto child = _child.lock();
if (parent && child) {
obs_source_remove_active_child(parent, child);
}
}
source_active_child(::streamfx::obs::source const& parent, ::streamfx::obs::source const& child)
: _parent(parent), _child(child)
{
if (::streamfx::obs::tools::source_find_source(child, parent)) {
throw std::runtime_error("Child contains Parent");
} else if (!obs_source_add_active_child(parent, child)) {
throw std::runtime_error("Child contains Parent");
}
}
};
} // namespace streamfx::obs