47 lines
1.7 KiB
C
47 lines
1.7 KiB
C
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// Copyright (c) 2015, Thomas Goyne <plorkyeran@aegisub.org>
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//
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// Permission to use, copy, modify, and distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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// Aegisub Project http://www.aegisub.org/
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#pragma once
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#include <wx/event.h>
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/// A wxEvent which holds a single templated value
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template<typename T>
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class ValueEvent : public wxEvent {
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const T value;
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public:
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ValueEvent(wxEventType type, int id, T value)
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: wxEvent(id, type)
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, value(std::move(value))
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{ }
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wxEvent *Clone() const override;
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T const& Get() const { return value; }
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};
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// Defined out-of-line so that `extern template` can suppress the emission of
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// the vtable in every object file that includes the declaration
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template<typename T>
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wxEvent *ValueEvent<T>::Clone() const { return new ValueEvent<T>(*this); }
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#define AGI_DECLARE_EVENT(evt_type, value_type) \
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wxDECLARE_EVENT(evt_type, ValueEvent<value_type>); \
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extern template class ValueEvent<value_type>;
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#define AGI_DEFINE_EVENT(evt_type, value_type) \
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wxDEFINE_EVENT(evt_type, ValueEvent<value_type>); \
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template class ValueEvent<value_type>;
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