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1a5e0c2084
Fixes https://bugs.dolphin-emu.org/issues/12676. Needs testing to see if this impacts performance when controller inputs are changing.
27 lines
878 B
C++
27 lines
878 B
C++
// Copyright 2017 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <QObject>
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#include <utility>
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// QWidget and subclasses are not thread-safe! However, Qt's signal-slot connection mechanism will
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// invoke slots/functions on the correct thread for any object. We can (ab)use this to queue up
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// arbitrary code from non-GUI threads. For more information, see:
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// https://stackoverflow.com/questions/21646467/
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template <typename T, typename F>
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static void QueueOnObject(T* obj, F&& func)
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{
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QObject src;
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QObject::connect(&src, &QObject::destroyed, obj, std::forward<F>(func), Qt::QueuedConnection);
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}
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template <typename T, typename F>
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static void QueueOnObjectBlocking(T* obj, F&& func)
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{
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QObject src;
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QObject::connect(&src, &QObject::destroyed, obj, std::forward<F>(func),
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Qt::BlockingQueuedConnection);
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}
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