28 lines
985 B
C++
28 lines
985 B
C++
// Copyright (c) 2015 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_BROWSER_UI_WIN_MESSAGE_HANDLER_DELEGATE_H_
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#define ATOM_BROWSER_UI_WIN_MESSAGE_HANDLER_DELEGATE_H_
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#include <windows.h>
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namespace atom {
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class MessageHandlerDelegate {
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public:
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// Catch-all message handling and filtering. Called before
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// HWNDMessageHandler's built-in handling, which may pre-empt some
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// expectations in Views/Aura if messages are consumed. Returns true if the
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// message was consumed by the delegate and should not be processed further
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// by the HWNDMessageHandler. In this case, |result| is returned. |result| is
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// not modified otherwise.
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virtual bool PreHandleMSG(UINT message,
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WPARAM w_param,
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LPARAM l_param,
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LRESULT* result);
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};
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} // namespace atom
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#endif // ATOM_BROWSER_UI_WIN_MESSAGE_HANDLER_DELEGATE_H_
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