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/**
* @file llinventoryfilter.h
* @brief Support for filtering your inventory to only display a subset of the
* available items.
*
* $LicenseInfo:firstyear=2005&license=viewergpl$
*
* Copyright (c) 2005-2009, 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 LLINVENTORYFILTER_H
#define LLINVENTORYFILTER_H
// lots of includes here
#include "llinventorytype.h"
#include "llpermissionsflags.h" // PermissionsMask
class LLFolderViewItem;
class LLInventoryFilter
{
public:
typedef enum e_folder_show
{
SHOW_ALL_FOLDERS,
SHOW_NON_EMPTY_FOLDERS,
SHOW_NO_FOLDERS
} EFolderShow;
typedef enum e_filter_behavior
{
FILTER_NONE, // nothing to do, already filtered
FILTER_RESTART, // restart filtering from scratch
FILTER_LESS_RESTRICTIVE, // existing filtered items will certainly pass this filter
FILTER_MORE_RESTRICTIVE // if you didn't pass the previous filter, you definitely won't pass this one
} EFilterBehavior;
static const U32 SO_DATE = 1;
static const U32 SO_FOLDERS_BY_NAME = 2;
static const U32 SO_SYSTEM_FOLDERS_TO_TOP = 4;
LLInventoryFilter(const std::string& name);
virtual ~LLInventoryFilter();
void setFilterTypes(U64 types, BOOL filter_for_categories = FALSE); // if filter_for_categories is true, operate on folder preferred asset type
U32 getFilterTypes() const { return mFilterOps.mFilterTypes; }
void setFilterSubString(const std::string& string);
const std::string getFilterSubString(BOOL trim = FALSE);
void setFilterPermissions(PermissionMask perms);
PermissionMask getFilterPermissions() const { return mFilterOps.mPermissions; }
void setDateRange(time_t min_date, time_t max_date);
void setDateRangeLastLogoff(BOOL sl);
time_t getMinDate() const { return mFilterOps.mMinDate; }
time_t getMaxDate() const { return mFilterOps.mMaxDate; }
void setHoursAgo(U32 hours);
U32 getHoursAgo() const { return mFilterOps.mHoursAgo; }
void setShowFolderState( EFolderShow state);
EFolderShow getShowFolderState() { return mFilterOps.mShowFolderState; }
void setSortOrder(U32 order);
U32 getSortOrder() { return mOrder; }
BOOL check(LLFolderViewItem* item);
std::string::size_type getStringMatchOffset() const;
BOOL isActive();
BOOL isNotDefault();
BOOL isModified();
BOOL isModifiedAndClear();
BOOL isSinceLogoff();
void clearModified() { mModified = FALSE; mFilterBehavior = FILTER_NONE; }
const std::string getName() const { return mName; }
std::string getFilterText();
void setFilterCount(S32 count) { mFilterCount = count; }
S32 getFilterCount() { return mFilterCount; }
void decrementFilterCount() { mFilterCount--; }
void markDefault();
void resetDefault();
BOOL isFilterWith(LLInventoryType::EType t);
S32 getCurrentGeneration() const { return mFilterGeneration; }
S32 getMinRequiredGeneration() const { return mMinRequiredGeneration; }
S32 getMustPassGeneration() const { return mMustPassGeneration; }
//RN: this is public to allow system to externally force a global refilter
void setModified(EFilterBehavior behavior = FILTER_RESTART);
void toLLSD(LLSD& data);
void fromLLSD(LLSD& data);
protected:
struct filter_ops
{
U64 mFilterTypes;
BOOL mFilterForCategories;
time_t mMinDate;
time_t mMaxDate;
U32 mHoursAgo;
EFolderShow mShowFolderState;
PermissionMask mPermissions;
};
filter_ops mFilterOps;
filter_ops mDefaultFilterOps;
std::string::size_type mSubStringMatchOffset;
std::string mFilterSubString;
U32 mOrder;
const std::string mName;
S32 mFilterGeneration;
S32 mMustPassGeneration;
S32 mMinRequiredGeneration;
S32 mFilterCount;
S32 mNextFilterGeneration;
EFilterBehavior mFilterBehavior;
private:
U32 mLastLogoff;
BOOL mModified;
BOOL mNeedTextRebuild;
std::string mFilterText;
};
#endif
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