103 lines
3.3 KiB
C++
103 lines
3.3 KiB
C++
/**
|
|
* @file llinventorymodelbackgroundfetch.h
|
|
* @brief LLInventoryModelBackgroundFetch class header file
|
|
*
|
|
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
|
|
* Second Life Viewer Source Code
|
|
* Copyright (C) 2010, Linden Research, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation;
|
|
* version 2.1 of the License only.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
|
|
* $/LicenseInfo$
|
|
*/
|
|
|
|
#ifndef LL_LLINVENTORYMODELBACKGROUNDFETCH_H
|
|
#define LL_LLINVENTORYMODELBACKGROUNDFETCH_H
|
|
|
|
#include "llsingleton.h"
|
|
#include "lluuid.h"
|
|
|
|
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
// Class LLInventoryModelBackgroundFetch
|
|
//
|
|
// This class handles background fetches, which are fetches of
|
|
// inventory folder. Fetches can be recursive or not.
|
|
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
class LLInventoryModelBackgroundFetch : public LLSingleton<LLInventoryModelBackgroundFetch>
|
|
{
|
|
friend class LLInventoryModelFetchDescendentsResponder;
|
|
|
|
public:
|
|
LLInventoryModelBackgroundFetch();
|
|
~LLInventoryModelBackgroundFetch();
|
|
|
|
// Start and stop background breadth-first fetching of inventory contents.
|
|
// This gets triggered when performing a filter-search.
|
|
void start(const LLUUID& cat_id = LLUUID::null, BOOL recursive = TRUE);
|
|
|
|
BOOL folderFetchActive() const;
|
|
bool isEverythingFetched() const; // completing the fetch once per session should be sufficient
|
|
|
|
bool libraryFetchStarted() const;
|
|
bool libraryFetchCompleted() const;
|
|
bool libraryFetchInProgress() const;
|
|
|
|
bool inventoryFetchStarted() const;
|
|
bool inventoryFetchCompleted() const;
|
|
bool inventoryFetchInProgress() const;
|
|
|
|
void findLostItems();
|
|
void incrFetchCount(S16 fetching);
|
|
protected:
|
|
bool isBulkFetchProcessingComplete() const;
|
|
void bulkFetch();
|
|
|
|
void backgroundFetch();
|
|
static void backgroundFetchCB(void*); // background fetch idle function
|
|
|
|
void setAllFoldersFetched();
|
|
bool fetchQueueContainsNoDescendentsOf(const LLUUID& cat_id) const;
|
|
private:
|
|
BOOL mRecursiveInventoryFetchStarted;
|
|
BOOL mRecursiveLibraryFetchStarted;
|
|
BOOL mAllFoldersFetched;
|
|
|
|
BOOL mBackgroundFetchActive;
|
|
bool mFolderFetchActive;
|
|
S16 mFetchCount;
|
|
BOOL mTimelyFetchPending;
|
|
S32 mNumFetchRetries;
|
|
|
|
LLFrameTimer mFetchTimer;
|
|
F32 mMinTimeBetweenFetches;
|
|
F32 mMaxTimeBetweenFetches;
|
|
|
|
struct FetchQueueInfo
|
|
{
|
|
FetchQueueInfo(const LLUUID& id, BOOL recursive, bool is_category = true) :
|
|
mUUID(id), mRecursive(recursive), mIsCategory(is_category)
|
|
{}
|
|
LLUUID mUUID;
|
|
bool mIsCategory;
|
|
BOOL mRecursive;
|
|
};
|
|
typedef std::deque<FetchQueueInfo> fetch_queue_t;
|
|
fetch_queue_t mFetchQueue;
|
|
};
|
|
|
|
#endif // LL_LLINVENTORYMODELBACKGROUNDFETCH_H
|
|
|