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/**
* @file llinventorymodelbackgroundfetch.h
* @brief LLInventoryModelBackgroundFetch class header file
*
* $LicenseInfo:firstyear=2002&license=viewergpl$
*
* Copyright (c) 2002-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LL_LLINVENTORYMODELBACKGROUNDFETCH_H
#define LL_LLINVENTORYMODELBACKGROUNDFETCH_H
// Seraph clean this up
#include "llassettype.h"
#include "llfoldertype.h"
#include "lldarray.h"
#include "llframetimer.h"
#include "llhttpclient.h"
#include "lluuid.h"
#include "llpermissionsflags.h"
#include "llstring.h"
#include <map>
#include <set>
#include <string>
#include <vector>
// Seraph clean this up
class LLInventoryObserver;
class LLInventoryObject;
class LLInventoryItem;
class LLInventoryCategory;
class LLViewerInventoryItem;
class LLViewerInventoryCategory;
class LLViewerInventoryItem;
class LLViewerInventoryCategory;
class LLMessageSystem;
class LLInventoryCollectFunctor;
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Class LLInventoryModelBackgroundFetch
//
// This class handles background fetch.
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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 backgroundFetchActive();
bool isEverythingFetched();
void incrBulkFetch(S16 fetching);
void stopBackgroundFetch(); // stop fetch process
bool isBulkFetchProcessingComplete();
// Add categories to a list to be fetched in bulk.
void bulkFetch(std::string url);
bool libraryFetchStarted();
bool libraryFetchCompleted();
bool libraryFetchInProgress();
bool inventoryFetchStarted();
bool inventoryFetchCompleted();
bool inventoryFetchInProgress();
void findLostItems();
void setAllFoldersFetched();
static void backgroundFetchCB(void*); // background fetch idle function
void backgroundFetch();
struct FetchQueueInfo
{
FetchQueueInfo(const LLUUID& id, BOOL recursive) :
mCatUUID(id), mRecursive(recursive)
{
}
LLUUID mCatUUID;
BOOL mRecursive;
};
protected:
bool fetchQueueContainsNoDescendentsOf(const LLUUID& cat_id) const;
private:
BOOL mRecursiveInventoryFetchStarted;
BOOL mRecursiveLibraryFetchStarted;
BOOL mAllFoldersFetched;
// completing the fetch once per session should be sufficient
BOOL mBackgroundFetchActive;
S16 mBulkFetchCount;
BOOL mTimelyFetchPending;
S32 mNumFetchRetries;
LLFrameTimer mFetchTimer;
F32 mMinTimeBetweenFetches;
F32 mMaxTimeBetweenFetches;
typedef std::deque<FetchQueueInfo> fetch_queue_t;
fetch_queue_t mFetchQueue;
};
#endif // LL_LLINVENTORYMODELBACKGROUNDFETCH_H
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