mirror of
https://github.com/classilla/tenfourfox.git
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771 lines
32 KiB
C++
771 lines
32 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/**
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* The definitions of objects that make up a history query result set. This file
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* should only be included by nsNavHistory.h, include that if you want these
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* classes.
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*/
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#ifndef nsNavHistoryResult_h_
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#define nsNavHistoryResult_h_
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#include "nsTArray.h"
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#include "nsInterfaceHashtable.h"
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#include "nsDataHashtable.h"
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#include "nsCycleCollectionParticipant.h"
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#include "mozilla/storage.h"
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#include "Helpers.h"
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class nsNavHistory;
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class nsNavHistoryQuery;
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class nsNavHistoryQueryOptions;
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class nsNavHistoryContainerResultNode;
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class nsNavHistoryFolderResultNode;
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class nsNavHistoryQueryResultNode;
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/**
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* hashkey wrapper using int64_t KeyType
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*
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* @see nsTHashtable::EntryType for specification
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*
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* This just truncates the 64-bit int to a 32-bit one for using a hash number.
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* It is used for bookmark folder IDs, which should be way less than 2^32.
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*/
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class nsTrimInt64HashKey : public PLDHashEntryHdr
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{
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public:
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typedef const int64_t& KeyType;
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typedef const int64_t* KeyTypePointer;
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explicit nsTrimInt64HashKey(KeyTypePointer aKey) : mValue(*aKey) { }
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nsTrimInt64HashKey(const nsTrimInt64HashKey& toCopy) : mValue(toCopy.mValue) { }
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~nsTrimInt64HashKey() { }
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KeyType GetKey() const { return mValue; }
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bool KeyEquals(KeyTypePointer aKey) const { return *aKey == mValue; }
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static KeyTypePointer KeyToPointer(KeyType aKey) { return &aKey; }
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static PLDHashNumber HashKey(KeyTypePointer aKey)
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{ return static_cast<uint32_t>((*aKey) & UINT32_MAX); }
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enum { ALLOW_MEMMOVE = true };
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private:
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const int64_t mValue;
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};
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// Declare methods for implementing nsINavBookmarkObserver
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// and nsINavHistoryObserver (some methods, such as BeginUpdateBatch overlap)
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#define NS_DECL_BOOKMARK_HISTORY_OBSERVER_BASE(...) \
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NS_DECL_NSINAVBOOKMARKOBSERVER \
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NS_IMETHOD OnTitleChanged(nsIURI* aURI, const nsAString& aPageTitle, \
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const nsACString& aGUID) __VA_ARGS__; \
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NS_IMETHOD OnFrecencyChanged(nsIURI* aURI, int32_t aNewFrecency, \
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const nsACString& aGUID, bool aHidden, \
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PRTime aLastVisitDate) __VA_ARGS__; \
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NS_IMETHOD OnManyFrecenciesChanged() __VA_ARGS__; \
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NS_IMETHOD OnDeleteURI(nsIURI *aURI, const nsACString& aGUID, \
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uint16_t aReason) __VA_ARGS__; \
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NS_IMETHOD OnClearHistory() __VA_ARGS__; \
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NS_IMETHOD OnPageChanged(nsIURI *aURI, uint32_t aChangedAttribute, \
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const nsAString &aNewValue, \
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const nsACString &aGUID) __VA_ARGS__; \
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NS_IMETHOD OnDeleteVisits(nsIURI* aURI, PRTime aVisitTime, \
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const nsACString& aGUID, uint16_t aReason, \
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uint32_t aTransitionType) __VA_ARGS__;
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// The internal version has an output aAdded parameter, it is incremented by
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// query nodes when the visited uri belongs to them. If no such query exists,
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// the history result creates a new query node dynamically.
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#define NS_DECL_BOOKMARK_HISTORY_OBSERVER_INTERNAL \
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NS_DECL_BOOKMARK_HISTORY_OBSERVER_BASE() \
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NS_IMETHOD OnVisit(nsIURI* aURI, int64_t aVisitId, PRTime aTime, \
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int64_t aSessionId, int64_t aReferringId, \
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uint32_t aTransitionType, const nsACString& aGUID, \
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bool aHidden, uint32_t* aAdded);
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// The external version is used by results.
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#define NS_DECL_BOOKMARK_HISTORY_OBSERVER_EXTERNAL(...) \
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NS_DECL_BOOKMARK_HISTORY_OBSERVER_BASE(__VA_ARGS__) \
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NS_IMETHOD OnVisit(nsIURI* aURI, int64_t aVisitId, PRTime aTime, \
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int64_t aSessionId, int64_t aReferringId, \
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uint32_t aTransitionType, const nsACString& aGUID, \
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bool aHidden) __VA_ARGS__;
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// nsNavHistoryResult
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//
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// nsNavHistory creates this object and fills in mChildren (by getting
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// it through GetTopLevel()). Then FilledAllResults() is called to finish
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// object initialization.
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#define NS_NAVHISTORYRESULT_IID \
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{ 0x455d1d40, 0x1b9b, 0x40e6, { 0xa6, 0x41, 0x8b, 0xb7, 0xe8, 0x82, 0x23, 0x87 } }
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class nsNavHistoryResult final : public nsSupportsWeakReference,
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public nsINavHistoryResult,
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public nsINavBookmarkObserver,
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public nsINavHistoryObserver
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{
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public:
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static nsresult NewHistoryResult(nsINavHistoryQuery** aQueries,
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uint32_t aQueryCount,
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nsNavHistoryQueryOptions* aOptions,
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nsNavHistoryContainerResultNode* aRoot,
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bool aBatchInProgress,
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nsNavHistoryResult** result);
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_NAVHISTORYRESULT_IID)
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_NSINAVHISTORYRESULT
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NS_DECL_BOOKMARK_HISTORY_OBSERVER_EXTERNAL(override)
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NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsNavHistoryResult, nsINavHistoryResult)
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void AddHistoryObserver(nsNavHistoryQueryResultNode* aNode);
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void AddBookmarkFolderObserver(nsNavHistoryFolderResultNode* aNode, int64_t aFolder);
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void AddAllBookmarksObserver(nsNavHistoryQueryResultNode* aNode);
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void RemoveHistoryObserver(nsNavHistoryQueryResultNode* aNode);
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void RemoveBookmarkFolderObserver(nsNavHistoryFolderResultNode* aNode, int64_t aFolder);
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void RemoveAllBookmarksObserver(nsNavHistoryQueryResultNode* aNode);
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void StopObserving();
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public:
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// two-stage init, use NewHistoryResult to construct
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explicit nsNavHistoryResult(nsNavHistoryContainerResultNode* mRoot);
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nsresult Init(nsINavHistoryQuery** aQueries,
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uint32_t aQueryCount,
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nsNavHistoryQueryOptions *aOptions);
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RefPtr<nsNavHistoryContainerResultNode> mRootNode;
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nsCOMArray<nsINavHistoryQuery> mQueries;
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nsCOMPtr<nsNavHistoryQueryOptions> mOptions;
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// One of nsNavHistoryQueryOptions.SORY_BY_* This is initialized to mOptions.sortingMode,
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// but may be overridden if the user clicks on one of the columns.
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uint16_t mSortingMode;
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// If root node is closed and we try to apply a sortingMode, it would not
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// work. So we will apply it when the node will be reopened and populated.
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// This var states the fact we need to apply sortingMode in such a situation.
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bool mNeedsToApplySortingMode;
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// The sorting annotation to be used for in SORT_BY_ANNOTATION_* modes
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nsCString mSortingAnnotation;
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// node observers
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bool mIsHistoryObserver;
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bool mIsBookmarkFolderObserver;
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bool mIsAllBookmarksObserver;
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typedef nsTArray< RefPtr<nsNavHistoryQueryResultNode> > QueryObserverList;
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QueryObserverList mHistoryObservers;
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QueryObserverList mAllBookmarksObservers;
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typedef nsTArray< RefPtr<nsNavHistoryFolderResultNode> > FolderObserverList;
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nsDataHashtable<nsTrimInt64HashKey, FolderObserverList*> mBookmarkFolderObservers;
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FolderObserverList* BookmarkFolderObserversForId(int64_t aFolderId, bool aCreate);
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typedef nsTArray< RefPtr<nsNavHistoryContainerResultNode> > ContainerObserverList;
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void RecursiveExpandCollapse(nsNavHistoryContainerResultNode* aContainer,
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bool aExpand);
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void InvalidateTree();
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bool mBatchInProgress;
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nsMaybeWeakPtrArray<nsINavHistoryResultObserver> mObservers;
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bool mSuppressNotifications;
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ContainerObserverList mRefreshParticipants;
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void requestRefresh(nsNavHistoryContainerResultNode* aContainer);
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protected:
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virtual ~nsNavHistoryResult();
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsNavHistoryResult, NS_NAVHISTORYRESULT_IID)
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// nsNavHistoryResultNode
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//
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// This is the base class for every node in a result set. The result itself
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// is a node (nsNavHistoryResult inherits from this), as well as every
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// leaf and branch on the tree.
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#define NS_NAVHISTORYRESULTNODE_IID \
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{0x54b61d38, 0x57c1, 0x11da, {0x95, 0xb8, 0x00, 0x13, 0x21, 0xc9, 0xf6, 0x9e}}
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// These are all the simple getters, they can be used for the result node
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// implementation and all subclasses. More complex are GetIcon, GetParent
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// (which depends on the definition of container result node), and GetUri
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// (which is overridded for lazy construction for some containers).
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#define NS_IMPLEMENT_SIMPLE_RESULTNODE \
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NS_IMETHOD GetTitle(nsACString& aTitle) override \
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{ aTitle = mTitle; return NS_OK; } \
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NS_IMETHOD GetAccessCount(uint32_t* aAccessCount) override \
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{ *aAccessCount = mAccessCount; return NS_OK; } \
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NS_IMETHOD GetTime(PRTime* aTime) override \
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{ *aTime = mTime; return NS_OK; } \
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NS_IMETHOD GetIndentLevel(int32_t* aIndentLevel) override \
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{ *aIndentLevel = mIndentLevel; return NS_OK; } \
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NS_IMETHOD GetBookmarkIndex(int32_t* aIndex) override \
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{ *aIndex = mBookmarkIndex; return NS_OK; } \
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NS_IMETHOD GetDateAdded(PRTime* aDateAdded) override \
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{ *aDateAdded = mDateAdded; return NS_OK; } \
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NS_IMETHOD GetLastModified(PRTime* aLastModified) override \
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{ *aLastModified = mLastModified; return NS_OK; } \
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NS_IMETHOD GetItemId(int64_t* aId) override \
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{ *aId = mItemId; return NS_OK; }
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// This is used by the base classes instead of
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// NS_FORWARD_NSINAVHISTORYRESULTNODE(nsNavHistoryResultNode) because they
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// need to redefine GetType and GetUri rather than forwarding them. This
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// implements all the simple getters instead of forwarding because they are so
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// short and we can save a virtual function call.
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//
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// (GetUri is redefined only by QueryResultNode and FolderResultNode because
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// the queries might not necessarily be parsed. The rest just return the node's
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// buffer.)
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#define NS_FORWARD_COMMON_RESULTNODE_TO_BASE \
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NS_IMPLEMENT_SIMPLE_RESULTNODE \
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NS_IMETHOD GetIcon(nsACString& aIcon) override \
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{ return nsNavHistoryResultNode::GetIcon(aIcon); } \
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NS_IMETHOD GetParent(nsINavHistoryContainerResultNode** aParent) override \
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{ return nsNavHistoryResultNode::GetParent(aParent); } \
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NS_IMETHOD GetParentResult(nsINavHistoryResult** aResult) override \
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{ return nsNavHistoryResultNode::GetParentResult(aResult); } \
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NS_IMETHOD GetTags(nsAString& aTags) override \
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{ return nsNavHistoryResultNode::GetTags(aTags); } \
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NS_IMETHOD GetPageGuid(nsACString& aPageGuid) override \
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{ return nsNavHistoryResultNode::GetPageGuid(aPageGuid); } \
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NS_IMETHOD GetBookmarkGuid(nsACString& aBookmarkGuid) override \
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{ return nsNavHistoryResultNode::GetBookmarkGuid(aBookmarkGuid); }
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class nsNavHistoryResultNode : public nsINavHistoryResultNode
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{
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public:
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nsNavHistoryResultNode(const nsACString& aURI, const nsACString& aTitle,
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uint32_t aAccessCount, PRTime aTime,
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const nsACString& aIconURI);
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_NAVHISTORYRESULTNODE_IID)
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_CLASS(nsNavHistoryResultNode)
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NS_IMPLEMENT_SIMPLE_RESULTNODE
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NS_IMETHOD GetIcon(nsACString& aIcon) override;
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NS_IMETHOD GetParent(nsINavHistoryContainerResultNode** aParent) override;
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NS_IMETHOD GetParentResult(nsINavHistoryResult** aResult) override;
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NS_IMETHOD GetType(uint32_t* type) override
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{ *type = nsNavHistoryResultNode::RESULT_TYPE_URI; return NS_OK; }
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NS_IMETHOD GetUri(nsACString& aURI) override
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{ aURI = mURI; return NS_OK; }
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NS_IMETHOD GetTags(nsAString& aTags) override;
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NS_IMETHOD GetPageGuid(nsACString& aPageGuid) override;
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NS_IMETHOD GetBookmarkGuid(nsACString& aBookmarkGuid) override;
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virtual void OnRemoving();
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// Called from result's onItemChanged, see also bookmark observer declaration in
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// nsNavHistoryFolderResultNode
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NS_IMETHOD OnItemChanged(int64_t aItemId,
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const nsACString &aProperty,
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bool aIsAnnotationProperty,
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const nsACString &aValue,
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PRTime aNewLastModified,
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uint16_t aItemType,
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int64_t aParentId,
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const nsACString& aGUID,
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const nsACString& aParentGUID,
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const nsACString &aOldValue);
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protected:
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virtual ~nsNavHistoryResultNode() {}
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public:
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nsNavHistoryResult* GetResult();
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nsNavHistoryQueryOptions* GetGeneratingOptions();
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// These functions test the type. We don't use a virtual function since that
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// would take a vtable slot for every one of (potentially very many) nodes.
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// Note that GetType() already has a vtable slot because its on the iface.
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bool IsTypeContainer(uint32_t type) {
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return type == nsINavHistoryResultNode::RESULT_TYPE_QUERY ||
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type == nsINavHistoryResultNode::RESULT_TYPE_FOLDER ||
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type == nsINavHistoryResultNode::RESULT_TYPE_FOLDER_SHORTCUT;
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}
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bool IsContainer() {
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uint32_t type;
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GetType(&type);
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return IsTypeContainer(type);
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}
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static bool IsTypeURI(uint32_t type) {
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return type == nsINavHistoryResultNode::RESULT_TYPE_URI;
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}
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bool IsURI() {
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uint32_t type;
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GetType(&type);
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return IsTypeURI(type);
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}
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static bool IsTypeFolder(uint32_t type) {
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return type == nsINavHistoryResultNode::RESULT_TYPE_FOLDER ||
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type == nsINavHistoryResultNode::RESULT_TYPE_FOLDER_SHORTCUT;
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}
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bool IsFolder() {
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uint32_t type;
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GetType(&type);
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return IsTypeFolder(type);
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}
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static bool IsTypeQuery(uint32_t type) {
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return type == nsINavHistoryResultNode::RESULT_TYPE_QUERY;
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}
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bool IsQuery() {
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uint32_t type;
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GetType(&type);
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return IsTypeQuery(type);
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}
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bool IsSeparator() {
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uint32_t type;
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GetType(&type);
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return type == nsINavHistoryResultNode::RESULT_TYPE_SEPARATOR;
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}
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nsNavHistoryContainerResultNode* GetAsContainer() {
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NS_ASSERTION(IsContainer(), "Not a container");
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return reinterpret_cast<nsNavHistoryContainerResultNode*>(this);
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}
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nsNavHistoryFolderResultNode* GetAsFolder() {
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NS_ASSERTION(IsFolder(), "Not a folder");
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return reinterpret_cast<nsNavHistoryFolderResultNode*>(this);
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}
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nsNavHistoryQueryResultNode* GetAsQuery() {
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NS_ASSERTION(IsQuery(), "Not a query");
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return reinterpret_cast<nsNavHistoryQueryResultNode*>(this);
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}
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RefPtr<nsNavHistoryContainerResultNode> mParent;
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nsCString mURI; // not necessarily valid for containers, call GetUri
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nsCString mTitle;
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nsString mTags;
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bool mAreTagsSorted;
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uint32_t mAccessCount;
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int64_t mTime;
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nsCString mFaviconURI;
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int32_t mBookmarkIndex;
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int64_t mItemId;
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int64_t mFolderId;
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PRTime mDateAdded;
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PRTime mLastModified;
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// The indent level of this node. The root node will have a value of -1. The
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// root's children will have a value of 0, and so on.
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int32_t mIndentLevel;
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// Frecency of the page. Valid only for URI nodes.
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int32_t mFrecency;
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// Hidden status of the page. Valid only for URI nodes.
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bool mHidden;
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// Transition type used when this node represents a single visit.
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uint32_t mTransitionType;
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// Unique Id of the page.
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nsCString mPageGuid;
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// Unique Id of the bookmark.
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nsCString mBookmarkGuid;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsNavHistoryResultNode, NS_NAVHISTORYRESULTNODE_IID)
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// nsNavHistoryContainerResultNode
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//
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// This is the base class for all nodes that can have children. It is
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// overridden for nodes that are dynamically populated such as queries and
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// folders. It is used directly for simple containers such as host groups
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// in history views.
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// derived classes each provide their own implementation of has children and
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// forward the rest to us using this macro
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#define NS_FORWARD_CONTAINERNODE_EXCEPT_HASCHILDREN \
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NS_IMETHOD GetState(uint16_t* _state) override \
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{ return nsNavHistoryContainerResultNode::GetState(_state); } \
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NS_IMETHOD GetContainerOpen(bool *aContainerOpen) override \
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{ return nsNavHistoryContainerResultNode::GetContainerOpen(aContainerOpen); } \
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NS_IMETHOD SetContainerOpen(bool aContainerOpen) override \
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{ return nsNavHistoryContainerResultNode::SetContainerOpen(aContainerOpen); } \
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NS_IMETHOD GetChildCount(uint32_t *aChildCount) override \
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{ return nsNavHistoryContainerResultNode::GetChildCount(aChildCount); } \
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NS_IMETHOD GetChild(uint32_t index, nsINavHistoryResultNode **_retval) override \
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{ return nsNavHistoryContainerResultNode::GetChild(index, _retval); } \
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NS_IMETHOD GetChildIndex(nsINavHistoryResultNode* aNode, uint32_t* _retval) override \
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{ return nsNavHistoryContainerResultNode::GetChildIndex(aNode, _retval); } \
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NS_IMETHOD FindNodeByDetails(const nsACString& aURIString, PRTime aTime, \
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int64_t aItemId, bool aRecursive, \
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nsINavHistoryResultNode** _retval) override \
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{ return nsNavHistoryContainerResultNode::FindNodeByDetails(aURIString, aTime, aItemId, \
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aRecursive, _retval); }
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#define NS_NAVHISTORYCONTAINERRESULTNODE_IID \
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{ 0x6e3bf8d3, 0x22aa, 0x4065, { 0x86, 0xbc, 0x37, 0x46, 0xb5, 0xb3, 0x2c, 0xe8 } }
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class nsNavHistoryContainerResultNode : public nsNavHistoryResultNode,
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public nsINavHistoryContainerResultNode
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{
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public:
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nsNavHistoryContainerResultNode(
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const nsACString& aURI, const nsACString& aTitle,
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const nsACString& aIconURI, uint32_t aContainerType,
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nsNavHistoryQueryOptions* aOptions);
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nsNavHistoryContainerResultNode(
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const nsACString& aURI, const nsACString& aTitle,
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PRTime aTime,
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const nsACString& aIconURI, uint32_t aContainerType,
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nsNavHistoryQueryOptions* aOptions);
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virtual nsresult Refresh();
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_NAVHISTORYCONTAINERRESULTNODE_IID)
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(nsNavHistoryContainerResultNode, nsNavHistoryResultNode)
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NS_FORWARD_COMMON_RESULTNODE_TO_BASE
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NS_IMETHOD GetType(uint32_t* type) override
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{ *type = mContainerType; return NS_OK; }
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NS_IMETHOD GetUri(nsACString& aURI) override
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{ aURI = mURI; return NS_OK; }
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NS_DECL_NSINAVHISTORYCONTAINERRESULTNODE
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public:
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virtual void OnRemoving() override;
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bool AreChildrenVisible();
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// Overridded by descendents to populate.
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virtual nsresult OpenContainer();
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nsresult CloseContainer(bool aSuppressNotifications = false);
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virtual nsresult OpenContainerAsync();
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// This points to the result that owns this container. All containers have
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// their result pointer set so we can quickly get to the result without having
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// to walk the tree. Yet, this also saves us from storing a million pointers
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// for every leaf node to the result.
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RefPtr<nsNavHistoryResult> mResult;
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// For example, RESULT_TYPE_QUERY. Query and Folder results override GetType
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// so this is not used, but is still kept in sync.
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uint32_t mContainerType;
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// When there are children, this stores the open state in the tree
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// this is set to the default in the constructor.
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bool mExpanded;
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// Filled in by the result type generator in nsNavHistory.
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nsCOMArray<nsNavHistoryResultNode> mChildren;
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nsCOMPtr<nsNavHistoryQueryOptions> mOptions;
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void FillStats();
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nsresult ReverseUpdateStats(int32_t aAccessCountChange);
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// Sorting methods.
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typedef nsCOMArray<nsNavHistoryResultNode>::nsCOMArrayComparatorFunc SortComparator;
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virtual uint16_t GetSortType();
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virtual void GetSortingAnnotation(nsACString& aSortingAnnotation);
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static SortComparator GetSortingComparator(uint16_t aSortType);
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virtual void RecursiveSort(const char* aData,
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SortComparator aComparator);
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uint32_t FindInsertionPoint(nsNavHistoryResultNode* aNode, SortComparator aComparator,
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const char* aData, bool* aItemExists);
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bool DoesChildNeedResorting(uint32_t aIndex, SortComparator aComparator,
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const char* aData);
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static int32_t SortComparison_StringLess(const nsAString& a, const nsAString& b);
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static int32_t SortComparison_Bookmark(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_TitleLess(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_TitleGreater(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_DateLess(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_DateGreater(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_URILess(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_URIGreater(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_VisitCountLess(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_VisitCountGreater(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_KeywordLess(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_KeywordGreater(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_AnnotationLess(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_AnnotationGreater(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_DateAddedLess(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_DateAddedGreater(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_LastModifiedLess(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_LastModifiedGreater(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_TagsLess(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_TagsGreater(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_FrecencyLess(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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static int32_t SortComparison_FrecencyGreater(nsNavHistoryResultNode* a,
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nsNavHistoryResultNode* b,
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void* closure);
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// finding children: THESE DO NOT ADDREF
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nsNavHistoryResultNode* FindChildURI(const nsACString& aSpec,
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uint32_t* aNodeIndex);
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// returns the index of the given node, -1 if not found
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int32_t FindChild(nsNavHistoryResultNode* aNode)
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{ return mChildren.IndexOf(aNode); }
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nsresult InsertChildAt(nsNavHistoryResultNode* aNode, int32_t aIndex);
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nsresult InsertSortedChild(nsNavHistoryResultNode* aNode,
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bool aIgnoreDuplicates = false);
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bool EnsureItemPosition(uint32_t aIndex);
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nsresult RemoveChildAt(int32_t aIndex);
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void RecursiveFindURIs(bool aOnlyOne,
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nsNavHistoryContainerResultNode* aContainer,
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const nsCString& aSpec,
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nsCOMArray<nsNavHistoryResultNode>* aMatches);
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bool UpdateURIs(bool aRecursive, bool aOnlyOne, bool aUpdateSort,
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const nsCString& aSpec,
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nsresult (*aCallback)(nsNavHistoryResultNode*, const void*,
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const nsNavHistoryResult*),
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const void* aClosure);
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nsresult ChangeTitles(nsIURI* aURI, const nsACString& aNewTitle,
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bool aRecursive, bool aOnlyOne);
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protected:
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virtual ~nsNavHistoryContainerResultNode();
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enum AsyncCanceledState {
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NOT_CANCELED, CANCELED, CANCELED_RESTART_NEEDED
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};
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void CancelAsyncOpen(bool aRestart);
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nsresult NotifyOnStateChange(uint16_t aOldState);
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nsCOMPtr<mozIStoragePendingStatement> mAsyncPendingStmt;
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AsyncCanceledState mAsyncCanceledState;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsNavHistoryContainerResultNode,
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NS_NAVHISTORYCONTAINERRESULTNODE_IID)
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// nsNavHistoryQueryResultNode
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//
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// Overridden container type for complex queries over history and/or
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// bookmarks. This keeps itself in sync by listening to history and
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// bookmark notifications.
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class nsNavHistoryQueryResultNode final : public nsNavHistoryContainerResultNode,
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public nsINavHistoryQueryResultNode,
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public nsINavBookmarkObserver
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{
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public:
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nsNavHistoryQueryResultNode(const nsACString& aTitle,
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const nsACString& aIconURI,
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const nsACString& aQueryURI);
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nsNavHistoryQueryResultNode(const nsACString& aTitle,
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const nsACString& aIconURI,
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const nsCOMArray<nsNavHistoryQuery>& aQueries,
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nsNavHistoryQueryOptions* aOptions);
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nsNavHistoryQueryResultNode(const nsACString& aTitle,
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const nsACString& aIconURI,
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PRTime aTime,
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const nsCOMArray<nsNavHistoryQuery>& aQueries,
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nsNavHistoryQueryOptions* aOptions);
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|
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NS_DECL_ISUPPORTS_INHERITED
|
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NS_FORWARD_COMMON_RESULTNODE_TO_BASE
|
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NS_IMETHOD GetType(uint32_t* type) override
|
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{ *type = nsNavHistoryResultNode::RESULT_TYPE_QUERY; return NS_OK; }
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NS_IMETHOD GetUri(nsACString& aURI) override; // does special lazy creation
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NS_FORWARD_CONTAINERNODE_EXCEPT_HASCHILDREN
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NS_IMETHOD GetHasChildren(bool* aHasChildren) override;
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NS_DECL_NSINAVHISTORYQUERYRESULTNODE
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|
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bool CanExpand();
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bool IsContainersQuery();
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|
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virtual nsresult OpenContainer() override;
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|
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NS_DECL_BOOKMARK_HISTORY_OBSERVER_INTERNAL
|
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virtual void OnRemoving() override;
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|
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public:
|
|
// this constructs lazily mURI from mQueries and mOptions, call
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// VerifyQueriesSerialized either this or mQueries/mOptions should be valid
|
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nsresult VerifyQueriesSerialized();
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// these may be constructed lazily from mURI, call VerifyQueriesParsed
|
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// either this or mURI should be valid
|
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nsCOMArray<nsNavHistoryQuery> mQueries;
|
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uint32_t mLiveUpdate; // one of QUERYUPDATE_* in nsNavHistory.h
|
|
bool mHasSearchTerms;
|
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nsresult VerifyQueriesParsed();
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|
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// safe options getter, ensures queries are parsed
|
|
nsNavHistoryQueryOptions* Options();
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|
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// this indicates whether the query contents are valid, they don't go away
|
|
// after the container is closed until a notification comes in
|
|
bool mContentsValid;
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|
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nsresult FillChildren();
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void ClearChildren(bool unregister);
|
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nsresult Refresh() override;
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|
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virtual uint16_t GetSortType() override;
|
|
virtual void GetSortingAnnotation(nsACString& aSortingAnnotation) override;
|
|
virtual void RecursiveSort(const char* aData,
|
|
SortComparator aComparator) override;
|
|
|
|
nsresult NotifyIfTagsChanged(nsIURI* aURI);
|
|
|
|
uint32_t mBatchChanges;
|
|
|
|
// Tracks transition type filters shared by all mQueries.
|
|
nsTArray<uint32_t> mTransitions;
|
|
|
|
protected:
|
|
virtual ~nsNavHistoryQueryResultNode();
|
|
};
|
|
|
|
|
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// nsNavHistoryFolderResultNode
|
|
//
|
|
// Overridden container type for bookmark folders. It will keep the contents
|
|
// of the folder in sync with the bookmark service.
|
|
|
|
class nsNavHistoryFolderResultNode final : public nsNavHistoryContainerResultNode,
|
|
public nsINavHistoryQueryResultNode,
|
|
public nsINavBookmarkObserver,
|
|
public mozilla::places::AsyncStatementCallback
|
|
{
|
|
public:
|
|
nsNavHistoryFolderResultNode(const nsACString& aTitle,
|
|
nsNavHistoryQueryOptions* options,
|
|
int64_t aFolderId);
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
NS_FORWARD_COMMON_RESULTNODE_TO_BASE
|
|
NS_IMETHOD GetType(uint32_t* type) override {
|
|
if (mTargetFolderItemId != mItemId) {
|
|
*type = nsNavHistoryResultNode::RESULT_TYPE_FOLDER_SHORTCUT;
|
|
} else {
|
|
*type = nsNavHistoryResultNode::RESULT_TYPE_FOLDER;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
NS_IMETHOD GetUri(nsACString& aURI) override;
|
|
NS_FORWARD_CONTAINERNODE_EXCEPT_HASCHILDREN
|
|
NS_IMETHOD GetHasChildren(bool* aHasChildren) override;
|
|
NS_DECL_NSINAVHISTORYQUERYRESULTNODE
|
|
|
|
virtual nsresult OpenContainer() override;
|
|
|
|
virtual nsresult OpenContainerAsync() override;
|
|
NS_DECL_ASYNCSTATEMENTCALLBACK
|
|
|
|
// This object implements a bookmark observer interface. This is called from the
|
|
// result's actual observer and it knows all observers are FolderResultNodes
|
|
NS_DECL_NSINAVBOOKMARKOBSERVER
|
|
|
|
virtual void OnRemoving() override;
|
|
|
|
// this indicates whether the folder contents are valid, they don't go away
|
|
// after the container is closed until a notification comes in
|
|
bool mContentsValid;
|
|
|
|
// If the node is generated from a place:folder=X query, this is the target
|
|
// folder id and GUID. For regular folder nodes, they are set to the same
|
|
// values as mItemId and mBookmarkGuid. For more complex queries, they are set
|
|
// to -1/an empty string.
|
|
int64_t mTargetFolderItemId;
|
|
nsCString mTargetFolderGuid;
|
|
|
|
nsresult FillChildren();
|
|
void ClearChildren(bool aUnregister);
|
|
nsresult Refresh() override;
|
|
|
|
bool StartIncrementalUpdate();
|
|
void ReindexRange(int32_t aStartIndex, int32_t aEndIndex, int32_t aDelta);
|
|
|
|
nsNavHistoryResultNode* FindChildById(int64_t aItemId,
|
|
uint32_t* aNodeIndex);
|
|
|
|
protected:
|
|
virtual ~nsNavHistoryFolderResultNode();
|
|
|
|
private:
|
|
|
|
nsresult OnChildrenFilled();
|
|
void EnsureRegisteredAsFolderObserver();
|
|
nsresult FillChildrenAsync();
|
|
|
|
bool mIsRegisteredFolderObserver;
|
|
int32_t mAsyncBookmarkIndex;
|
|
};
|
|
|
|
// nsNavHistorySeparatorResultNode
|
|
//
|
|
// Separator result nodes do not hold any data.
|
|
class nsNavHistorySeparatorResultNode : public nsNavHistoryResultNode
|
|
{
|
|
public:
|
|
nsNavHistorySeparatorResultNode();
|
|
|
|
NS_IMETHOD GetType(uint32_t* type)
|
|
{ *type = nsNavHistoryResultNode::RESULT_TYPE_SEPARATOR; return NS_OK; }
|
|
};
|
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|
|
#endif // nsNavHistoryResult_h_
|