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76 lines
2.9 KiB
C++
76 lines
2.9 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
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do not agree to the terms of these agreements, we will not license the JUCE
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framework to you, and you must discontinue the installation or download
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process and cease use of the JUCE framework.
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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class MessageListener;
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//==============================================================================
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/** The base class for objects that can be sent to a MessageListener.
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If you want to send a message that carries some kind of custom data, just
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create a subclass of Message with some appropriate member variables to hold
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your data.
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Always create a new instance of a Message object on the heap, as it will be
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deleted automatically after the message has been delivered.
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@see MessageListener, MessageManager, ActionListener, ChangeListener
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@tags{Events}
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*/
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class JUCE_API Message : public MessageManager::MessageBase
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{
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public:
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//==============================================================================
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/** Creates an uninitialised message. */
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Message() noexcept;
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~Message() override;
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using Ptr = ReferenceCountedObjectPtr<Message>;
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//==============================================================================
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private:
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friend class MessageListener;
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WeakReference<MessageListener> recipient;
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void messageCallback() override;
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// Avoid the leak-detector because for plugins, the host can unload our DLL with undelivered
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// messages still in the system event queue. These aren't harmful, but can cause annoying assertions.
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JUCE_DECLARE_NON_COPYABLE (Message)
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};
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} // namespace juce
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