| 1 | /* $Id: SnapshotImpl.h 76487 2018-12-27 03:31:39Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VirtualBox COM class implementation
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2017 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef ____H_SNAPSHOTIMPL
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| 19 | #define ____H_SNAPSHOTIMPL
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| 20 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 21 | # pragma once
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| 22 | #endif
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| 23 |
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| 24 | #include "SnapshotWrap.h"
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| 25 |
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| 26 | class SnapshotMachine;
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| 27 |
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| 28 | namespace settings
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| 29 | {
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| 30 | struct Snapshot;
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| 31 | }
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| 32 |
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| 33 | class ATL_NO_VTABLE Snapshot :
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| 34 | public SnapshotWrap
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| 35 | {
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| 36 | public:
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| 37 | DECLARE_EMPTY_CTOR_DTOR(Snapshot)
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| 38 |
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| 39 | HRESULT FinalConstruct();
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| 40 | void FinalRelease();
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| 41 |
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| 42 | // public initializer/uninitializer only for internal purposes
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| 43 | HRESULT init(VirtualBox *aVirtualBox,
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| 44 | const Guid &aId,
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| 45 | const com::Utf8Str &aName,
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| 46 | const com::Utf8Str &aDescription,
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| 47 | const RTTIMESPEC &aTimeStamp,
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| 48 | SnapshotMachine *aMachine,
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| 49 | Snapshot *aParent);
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| 50 | void uninit();
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| 51 |
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| 52 | void i_beginSnapshotDelete();
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| 53 |
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| 54 | void i_deparent();
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| 55 |
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| 56 | // public methods only for internal purposes
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| 57 |
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| 58 | /**
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| 59 | * Override of the default locking class to be used for validating lock
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| 60 | * order with the standard member lock handle.
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| 61 | */
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| 62 | virtual VBoxLockingClass getLockingClass() const
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| 63 | {
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| 64 | return LOCKCLASS_SNAPSHOTOBJECT;
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| 65 | }
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| 66 |
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| 67 | const ComObjPtr<Snapshot>& i_getParent() const;
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| 68 | const ComObjPtr<Snapshot> i_getFirstChild() const;
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| 69 |
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| 70 | const Utf8Str& i_getStateFilePath() const;
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| 71 |
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| 72 | uint32_t i_getDepth();
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| 73 |
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| 74 | ULONG i_getChildrenCount();
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| 75 | ULONG i_getAllChildrenCount();
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| 76 | ULONG i_getAllChildrenCountImpl();
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| 77 |
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| 78 | const ComObjPtr<SnapshotMachine>& i_getSnapshotMachine() const;
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| 79 |
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| 80 | Guid i_getId() const;
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| 81 | const Utf8Str& i_getName() const;
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| 82 | RTTIMESPEC i_getTimeStamp() const;
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| 83 |
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| 84 | ComObjPtr<Snapshot> i_findChildOrSelf(IN_GUID aId);
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| 85 | ComObjPtr<Snapshot> i_findChildOrSelf(const com::Utf8Str &aName);
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| 86 |
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| 87 | void i_updateSavedStatePaths(const Utf8Str &strOldPath,
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| 88 | const Utf8Str &strNewPath);
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| 89 | void i_updateSavedStatePathsImpl(const Utf8Str &strOldPath,
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| 90 | const Utf8Str &strNewPath);
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| 91 |
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| 92 | bool i_sharesSavedStateFile(const Utf8Str &strPath,
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| 93 | Snapshot *pSnapshotToIgnore);
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| 94 |
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| 95 | HRESULT i_saveSnapshot(settings::Snapshot &data) const;
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| 96 | HRESULT i_saveSnapshotImpl(settings::Snapshot &data) const;
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| 97 | HRESULT i_saveSnapshotImplOne(settings::Snapshot &data) const;
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| 98 |
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| 99 | HRESULT i_uninitOne(AutoWriteLock &writeLock,
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| 100 | CleanupMode_T cleanupMode,
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| 101 | MediaList &llMedia,
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| 102 | std::list<Utf8Str> &llFilenames);
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| 103 | HRESULT i_uninitRecursively(AutoWriteLock &writeLock,
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| 104 | CleanupMode_T cleanupMode,
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| 105 | MediaList &llMedia,
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| 106 | std::list<Utf8Str> &llFilenames);
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| 107 |
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| 108 |
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| 109 | private:
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| 110 |
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| 111 | struct Data; // opaque, defined in SnapshotImpl.cpp
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| 112 |
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| 113 | // wrapped ISnapshot properties
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| 114 | HRESULT getId(com::Guid &aId);
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| 115 | HRESULT getName(com::Utf8Str &aName);
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| 116 | HRESULT setName(const com::Utf8Str &aName);
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| 117 | HRESULT getDescription(com::Utf8Str &aDescription);
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| 118 | HRESULT setDescription(const com::Utf8Str &aDescription);
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| 119 | HRESULT getTimeStamp(LONG64 *aTimeStamp);
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| 120 | HRESULT getOnline(BOOL *aOnline);
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| 121 | HRESULT getMachine(ComPtr<IMachine> &aMachine);
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| 122 | HRESULT getParent(ComPtr<ISnapshot> &aParent);
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| 123 | HRESULT getChildren(std::vector<ComPtr<ISnapshot> > &aChildren);
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| 124 |
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| 125 | // wrapped ISnapshot methods
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| 126 | HRESULT getChildrenCount(ULONG *aChildrenCount);
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| 127 |
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| 128 | Data *m;
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| 129 | };
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| 130 |
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| 131 | #endif // ____H_SNAPSHOTIMPL
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| 132 |
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| 133 | /* vi: set tabstop=4 shiftwidth=4 expandtab: */
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