| 1 | /* $Id: UIVirtualBoxClientEventHandler.h 98103 2023-01-17 14:15:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBox Qt GUI - UIVirtualBoxClientEventHandler class declaration.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2010-2023 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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| 26 | */
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| 27 |
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| 28 | #ifndef FEQT_INCLUDED_SRC_globals_UIVirtualBoxClientEventHandler_h
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| 29 | #define FEQT_INCLUDED_SRC_globals_UIVirtualBoxClientEventHandler_h
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| 30 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 31 | # pragma once
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| 32 | #endif
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| 33 |
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| 34 | /* Qt includes: */
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| 35 | #include <QObject>
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| 36 |
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| 37 | /* GUI includes: */
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| 38 | #include "UILibraryDefs.h"
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| 39 |
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| 40 | /* COM includes: */
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| 41 | #include "COMEnums.h"
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| 42 | #include "CMedium.h"
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| 43 | #include "CMediumAttachment.h"
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| 44 |
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| 45 | /* Forward declarations: */
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| 46 | class UIVirtualBoxClientEventHandlerProxy;
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| 47 |
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| 48 | /** Singleton QObject extension providing GUI with CVirtualBoxClient event-source. */
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| 49 | class SHARED_LIBRARY_STUFF UIVirtualBoxClientEventHandler : public QObject
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| 50 | {
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| 51 | Q_OBJECT;
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| 52 |
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| 53 | signals:
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| 54 |
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| 55 | /** Notifies about the VBoxSVC become @a fAvailable. */
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| 56 | void sigVBoxSVCAvailabilityChange(bool fAvailable);
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| 57 |
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| 58 | public:
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| 59 |
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| 60 | /** Returns singleton instance. */
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| 61 | static UIVirtualBoxClientEventHandler *instance();
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| 62 | /** Destroys singleton instance. */
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| 63 | static void destroy();
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| 64 |
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| 65 | protected:
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| 66 |
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| 67 | /** Constructs VirtualBoxClient event handler. */
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| 68 | UIVirtualBoxClientEventHandler();
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| 69 |
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| 70 | /** Prepares all. */
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| 71 | void prepare();
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| 72 | /** Prepares connections. */
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| 73 | void prepareConnections();
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| 74 |
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| 75 | private:
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| 76 |
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| 77 | /** Holds the singleton instance. */
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| 78 | static UIVirtualBoxClientEventHandler *s_pInstance;
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| 79 |
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| 80 | /** Holds the VirtualBoxClient event proxy instance. */
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| 81 | UIVirtualBoxClientEventHandlerProxy *m_pProxy;
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| 82 | };
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| 83 |
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| 84 | /** Singleton VirtualBoxClient Event Handler 'official' name. */
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| 85 | #define gVBoxClientEvents UIVirtualBoxClientEventHandler::instance()
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| 86 |
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| 87 | #endif /* !FEQT_INCLUDED_SRC_globals_UIVirtualBoxClientEventHandler_h */
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