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llinventoryfilter.cpp：源码内容
							/** 
* @file llinventoryfilter.cpp
* @brief Support for filtering your inventory to only display a subset of the
* available items.
*
* $LicenseInfo:firstyear=2005&license=viewergpl$
* 
* Copyright (c) 2005-2010, 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.
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llinventoryfilter.h"
// viewer includes
#include "llfoldervieweventlistener.h"
#include "llfolderviewitem.h"
#include "llinventorymodel.h"	// gInventory.backgroundFetchActive()
#include "llviewercontrol.h"
#include "llfolderview.h"
// linden library includes
#include "lltrans.h"
LLInventoryFilter::FilterOps::FilterOps() :
	mFilterObjectTypes(0xffffffffffffffffULL),
	mFilterCategoryTypes(0xffffffffffffffffULL),
	mMinDate(time_min()),
	mMaxDate(time_max()),
	mHoursAgo(0),
	mShowFolderState(SHOW_NON_EMPTY_FOLDERS),
	mPermissions(PERM_NONE),
	mFilterTypes(FILTERTYPE_OBJECT),
	mFilterUUID(LLUUID::null)
{
}
///----------------------------------------------------------------------------
/// Class LLInventoryFilter
///----------------------------------------------------------------------------
LLInventoryFilter::LLInventoryFilter(const std::string& name)
:	mName(name),
	mModified(FALSE),
	mNeedTextRebuild(TRUE),
	mEmptyLookupMessage("InventoryNoMatchingItems")
{
	mOrder = SO_FOLDERS_BY_NAME; // This gets overridden by a pref immediately
	mSubStringMatchOffset = 0;
	mFilterSubString.clear();
	mFilterGeneration = 0;
	mMustPassGeneration = S32_MAX;
	mMinRequiredGeneration = 0;
	mFilterCount = 0;
	mNextFilterGeneration = mFilterGeneration + 1;
	mLastLogoff = gSavedPerAccountSettings.getU32("LastLogoff");
	mFilterBehavior = FILTER_NONE;
	// copy mFilterOps into mDefaultFilterOps
	markDefault();
}
LLInventoryFilter::~LLInventoryFilter()
{
}
BOOL LLInventoryFilter::check(const LLFolderViewItem* item) 
{
	// If it's a folder and we're showing all folders, return TRUE automatically.
	const BOOL is_folder = (dynamic_cast<const LLFolderViewFolder*>(item) != NULL);
	if (is_folder && (mFilterOps.mShowFolderState == LLInventoryFilter::SHOW_ALL_FOLDERS))
	{
		return TRUE;
	}
	const LLFolderViewEventListener* listener = item->getListener();
	mSubStringMatchOffset = mFilterSubString.size() ? item->getSearchableLabel().find(mFilterSubString) : std::string::npos;
	const BOOL passed_filtertype = checkAgainstFilterType(item);
	const BOOL passed = passed_filtertype &&
		(mFilterSubString.size() == 0 || mSubStringMatchOffset != std::string::npos) &&
		((listener->getPermissionMask() & mFilterOps.mPermissions) == mFilterOps.mPermissions);
	return passed;
}
BOOL LLInventoryFilter::checkAgainstFilterType(const LLFolderViewItem* item)
{
	const LLFolderViewEventListener* listener = item->getListener();
	if (!listener) return FALSE;
	const LLInventoryType::EType object_type = listener->getInventoryType();
	const LLUUID object_id = listener->getUUID();
	const LLInventoryObject *object = gInventory.getObject(object_id);
	const U32 filterTypes = mFilterOps.mFilterTypes;
	////////////////////////////////////////////////////////////////////////////////
	// FILTERTYPE_OBJECT
	// Pass if this item's type is of the correct filter type
	if (filterTypes & FILTERTYPE_OBJECT)
	{
		// If it has no type, pass it, unless it's a link.
		if (object_type == LLInventoryType::IT_NONE)
		{
			if (object && object->getIsLinkType())
				return FALSE;
		}
		else if ((1LL << object_type & mFilterOps.mFilterObjectTypes) == U64(0))
		{
			return FALSE;
		}
	}
	//
	////////////////////////////////////////////////////////////////////////////////
	
	
	////////////////////////////////////////////////////////////////////////////////
	// FILTERTYPE_CATEGORY
	// Pass if this item is a category of the filter type, or
	// if its parent is a category of the filter type.
	if (filterTypes & FILTERTYPE_CATEGORY)
	{
		// Can only filter categories for items in your inventory 
		// (e.g. versus in-world object contents).
		if (!object) return FALSE;
		LLUUID cat_id = object_id;
		if (listener->getInventoryType() != LLInventoryType::IT_CATEGORY)
		{
			cat_id = object->getParentUUID();
		}
		const LLViewerInventoryCategory *cat = gInventory.getCategory(cat_id);
		if (!cat) 
			return FALSE;
		if ((1LL << cat->getPreferredType() & mFilterOps.mFilterCategoryTypes) == U64(0))
			return FALSE;
	}
	//
	////////////////////////////////////////////////////////////////////////////////
	////////////////////////////////////////////////////////////////////////////////
	// FILTERTYPE_UUID
	// Pass if this item is the target UUID or if it links to the target UUID
	if (filterTypes & FILTERTYPE_UUID)
	{
		if (!object) return FALSE;
		if (object->getLinkedUUID() != mFilterOps.mFilterUUID)
			return FALSE;
	}
	//
	////////////////////////////////////////////////////////////////////////////////
	////////////////////////////////////////////////////////////////////////////////
	// FILTERTYPE_DATE
	// Pass if this item is within the date range.
	if (filterTypes & FILTERTYPE_DATE)
	{
		const U16 HOURS_TO_SECONDS = 3600;
		time_t earliest = time_corrected() - mFilterOps.mHoursAgo * HOURS_TO_SECONDS;
		if (mFilterOps.mMinDate > time_min() && mFilterOps.mMinDate < earliest)
		{
			earliest = mFilterOps.mMinDate;
		}
		else if (!mFilterOps.mHoursAgo)
		{
			earliest = 0;
		}
		if (listener->getCreationDate() < earliest ||
			listener->getCreationDate() > mFilterOps.mMaxDate)
			return FALSE;
	}
	//
	////////////////////////////////////////////////////////////////////////////////
	return TRUE;
}
const std::string& LLInventoryFilter::getFilterSubString(BOOL trim) const
{
	return mFilterSubString;
}
std::string::size_type LLInventoryFilter::getStringMatchOffset() const
{
	return mSubStringMatchOffset;
}
// has user modified default filter params?
BOOL LLInventoryFilter::isNotDefault() const
{
	return mFilterOps.mFilterObjectTypes != mDefaultFilterOps.mFilterObjectTypes 
		|| mFilterOps.mFilterTypes != FILTERTYPE_OBJECT
		|| mFilterSubString.size() 
		|| mFilterOps.mPermissions != mDefaultFilterOps.mPermissions
		|| mFilterOps.mMinDate != mDefaultFilterOps.mMinDate 
		|| mFilterOps.mMaxDate != mDefaultFilterOps.mMaxDate
		|| mFilterOps.mHoursAgo != mDefaultFilterOps.mHoursAgo;
}
BOOL LLInventoryFilter::isActive() const
{
	return mFilterOps.mFilterObjectTypes != 0xffffffffffffffffULL
		|| mFilterOps.mFilterTypes != FILTERTYPE_OBJECT
		|| mFilterSubString.size() 
		|| mFilterOps.mPermissions != PERM_NONE 
		|| mFilterOps.mMinDate != time_min()
		|| mFilterOps.mMaxDate != time_max()
		|| mFilterOps.mHoursAgo != 0;
}
BOOL LLInventoryFilter::isModified() const
{
	return mModified;
}
BOOL LLInventoryFilter::isModifiedAndClear()
{
	BOOL ret = mModified;
	mModified = FALSE;
	return ret;
}
void LLInventoryFilter::setFilterObjectTypes(U64 types)
{
	if (mFilterOps.mFilterObjectTypes != types)
	{
		// keep current items only if no type bits getting turned off
		BOOL fewer_bits_set = (mFilterOps.mFilterObjectTypes & ~types);
		BOOL more_bits_set = (~mFilterOps.mFilterObjectTypes & types);
		mFilterOps.mFilterObjectTypes = types;
		if (more_bits_set && fewer_bits_set)
		{
			// neither less or more restrive, both simultaneously
			// so we need to filter from scratch
			setModified(FILTER_RESTART);
		}
		else if (more_bits_set)
		{
			// target is only one of all requested types so more type bits == less restrictive
			setModified(FILTER_LESS_RESTRICTIVE);
		}
		else if (fewer_bits_set)
		{
			setModified(FILTER_MORE_RESTRICTIVE);
		}
	}
	mFilterOps.mFilterTypes |= FILTERTYPE_OBJECT;
}
void LLInventoryFilter::setFilterCategoryTypes(U64 types)
{
	if (mFilterOps.mFilterCategoryTypes != types)
	{
		// keep current items only if no type bits getting turned off
		BOOL fewer_bits_set = (mFilterOps.mFilterCategoryTypes & ~types);
		BOOL more_bits_set = (~mFilterOps.mFilterCategoryTypes & types);
		mFilterOps.mFilterCategoryTypes = types;
		if (more_bits_set && fewer_bits_set)
		{
			// neither less or more restrive, both simultaneously
			// so we need to filter from scratch
			setModified(FILTER_RESTART);
		}
		else if (more_bits_set)
		{
			// target is only one of all requested types so more type bits == less restrictive
			setModified(FILTER_LESS_RESTRICTIVE);
		}
		else if (fewer_bits_set)
		{
			setModified(FILTER_MORE_RESTRICTIVE);
		}
	}
	mFilterOps.mFilterTypes |= FILTERTYPE_CATEGORY;
}
void LLInventoryFilter::setFilterUUID(const LLUUID& object_id)
{
	if (mFilterOps.mFilterUUID == LLUUID::null)
	{
		setModified(FILTER_MORE_RESTRICTIVE);
	}
	else
	{
		setModified(FILTER_RESTART);
	}
	mFilterOps.mFilterUUID = object_id;
	mFilterOps.mFilterTypes = FILTERTYPE_UUID;
}
void LLInventoryFilter::setFilterSubString(const std::string& string)
{
	if (mFilterSubString != string)
	{
		// hitting BACKSPACE, for example
		const BOOL less_restrictive = mFilterSubString.size() >= string.size() && !mFilterSubString.substr(0, string.size()).compare(string);
		// appending new characters
		const BOOL more_restrictive = mFilterSubString.size() < string.size() && !string.substr(0, mFilterSubString.size()).compare(mFilterSubString);
		mFilterSubString = string;
		LLStringUtil::toUpper(mFilterSubString);
		LLStringUtil::trimHead(mFilterSubString);
		if (less_restrictive)
		{
			setModified(FILTER_LESS_RESTRICTIVE);
		}
		else if (more_restrictive)
		{
			setModified(FILTER_MORE_RESTRICTIVE);
		}
		else
		{
			setModified(FILTER_RESTART);
		}
		// Cancel out UUID once the search string is modified
		if (mFilterOps.mFilterTypes == FILTERTYPE_UUID)
		{
			mFilterOps.mFilterTypes &= ~FILTERTYPE_UUID;
			mFilterOps.mFilterUUID == LLUUID::null;
			setModified(FILTER_RESTART);
		}
	}
}
void LLInventoryFilter::setFilterPermissions(PermissionMask perms)
{
	if (mFilterOps.mPermissions != perms)
	{
		// keep current items only if no perm bits getting turned off
		BOOL fewer_bits_set = (mFilterOps.mPermissions & ~perms);
		BOOL more_bits_set = (~mFilterOps.mPermissions & perms);
		mFilterOps.mPermissions = perms;
		if (more_bits_set && fewer_bits_set)
		{
			setModified(FILTER_RESTART);
		}
		else if (more_bits_set)
		{
			// target must have all requested permission bits, so more bits == more restrictive
			setModified(FILTER_MORE_RESTRICTIVE);
		}
		else if (fewer_bits_set)
		{
			setModified(FILTER_LESS_RESTRICTIVE);
		}
	}
}
void LLInventoryFilter::setDateRange(time_t min_date, time_t max_date)
{
	mFilterOps.mHoursAgo = 0;
	if (mFilterOps.mMinDate != min_date)
	{
		mFilterOps.mMinDate = min_date;
		setModified();
	}
	if (mFilterOps.mMaxDate != llmax(mFilterOps.mMinDate, max_date))
	{
		mFilterOps.mMaxDate = llmax(mFilterOps.mMinDate, max_date);
		setModified();
	}
	mFilterOps.mFilterTypes |= FILTERTYPE_DATE;
}
void LLInventoryFilter::setDateRangeLastLogoff(BOOL sl)
{
	if (sl && !isSinceLogoff())
	{
		setDateRange(mLastLogoff, time_max());
		setModified();
	}
	if (!sl && isSinceLogoff())
	{
		setDateRange(0, time_max());
		setModified();
	}
	mFilterOps.mFilterTypes |= FILTERTYPE_DATE;
}
BOOL LLInventoryFilter::isSinceLogoff() const
{
	return (mFilterOps.mMinDate == (time_t)mLastLogoff) &&
		(mFilterOps.mMaxDate == time_max()) &&
		(mFilterOps.mFilterTypes & FILTERTYPE_DATE);
}
void LLInventoryFilter::clearModified()
{
	mModified = FALSE; 
	mFilterBehavior = FILTER_NONE;
}
void LLInventoryFilter::setHoursAgo(U32 hours)
{
	if (mFilterOps.mHoursAgo != hours)
	{
		// *NOTE: need to cache last filter time, in case filter goes stale
		BOOL less_restrictive = (mFilterOps.mMinDate == time_min() && mFilterOps.mMaxDate == time_max() && hours > mFilterOps.mHoursAgo);
		BOOL more_restrictive = (mFilterOps.mMinDate == time_min() && mFilterOps.mMaxDate == time_max() && hours <= mFilterOps.mHoursAgo);
		mFilterOps.mHoursAgo = hours;
		mFilterOps.mMinDate = time_min();
		mFilterOps.mMaxDate = time_max();
		if (less_restrictive)
		{
			setModified(FILTER_LESS_RESTRICTIVE);
		}
		else if (more_restrictive)
		{
			setModified(FILTER_MORE_RESTRICTIVE);
		}
		else
		{
			setModified(FILTER_RESTART);
		}
	}
	mFilterOps.mFilterTypes |= FILTERTYPE_DATE;
}
void LLInventoryFilter::setShowFolderState(EFolderShow state)
{
	if (mFilterOps.mShowFolderState != state)
	{
		mFilterOps.mShowFolderState = state;
		if (state == SHOW_NON_EMPTY_FOLDERS)
		{
			// showing fewer folders than before
			setModified(FILTER_MORE_RESTRICTIVE);
		}
		else if (state == SHOW_ALL_FOLDERS)
		{
			// showing same folders as before and then some
			setModified(FILTER_LESS_RESTRICTIVE);
		}
		else
		{
			setModified();
		}
	}
}
void LLInventoryFilter::setSortOrder(U32 order)
{
	if (mOrder != order)
	{
		mOrder = order;
		setModified();
	}
}
void LLInventoryFilter::markDefault()
{
	mDefaultFilterOps = mFilterOps;
}
void LLInventoryFilter::resetDefault()
{
	mFilterOps = mDefaultFilterOps;
	setModified();
}
void LLInventoryFilter::setModified(EFilterBehavior behavior)
{
	mModified = TRUE;
	mNeedTextRebuild = TRUE;
	mFilterGeneration = mNextFilterGeneration++;
	if (mFilterBehavior == FILTER_NONE)
	{
		mFilterBehavior = behavior;
	}
	else if (mFilterBehavior != behavior)
	{
		// trying to do both less restrictive and more restrictive filter
		// basically means restart from scratch
		mFilterBehavior = FILTER_RESTART;
	}
	if (isNotDefault())
	{
		// if not keeping current filter results, update last valid as well
		switch(mFilterBehavior)
		{
			case FILTER_RESTART:
				mMustPassGeneration = mFilterGeneration;
				mMinRequiredGeneration = mFilterGeneration;
				break;
			case FILTER_LESS_RESTRICTIVE:
				mMustPassGeneration = mFilterGeneration;
				break;
			case FILTER_MORE_RESTRICTIVE:
				mMinRequiredGeneration = mFilterGeneration;
				// must have passed either current filter generation (meaningless, as it hasn't been run yet)
				// or some older generation, so keep the value
				mMustPassGeneration = llmin(mMustPassGeneration, mFilterGeneration);
				break;
			default:
				llerrs << "Bad filter behavior specified" << llendl;
		}
	}
	else
	{
		// shortcut disabled filters to show everything immediately
		mMinRequiredGeneration = 0;
		mMustPassGeneration = S32_MAX;
	}
}
BOOL LLInventoryFilter::isFilterObjectTypesWith(LLInventoryType::EType t) const
{
	return mFilterOps.mFilterObjectTypes & (1LL << t);
}
const std::string& LLInventoryFilter::getFilterText()
{
	if (!mNeedTextRebuild)
	{
		return mFilterText;
	}
	mNeedTextRebuild = FALSE;
	std::string filtered_types;
	std::string not_filtered_types;
	BOOL filtered_by_type = FALSE;
	BOOL filtered_by_all_types = TRUE;
	S32 num_filter_types = 0;
	mFilterText.clear();
	if (isFilterObjectTypesWith(LLInventoryType::IT_ANIMATION))
	{
		//filtered_types += " Animations,";
		filtered_types += LLTrans::getString("Animations");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Animations,";
		not_filtered_types += LLTrans::getString("Animations");
		filtered_by_all_types = FALSE;
	}
	if (isFilterObjectTypesWith(LLInventoryType::IT_CALLINGCARD))
	{
		//filtered_types += " Calling Cards,";
		filtered_types += LLTrans::getString("Calling Cards");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Calling Cards,";
		not_filtered_types += LLTrans::getString("Calling Cards");
		filtered_by_all_types = FALSE;
	}
	if (isFilterObjectTypesWith(LLInventoryType::IT_WEARABLE))
	{
		//filtered_types += " Clothing,";
		filtered_types +=  LLTrans::getString("Clothing");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Clothing,";
		not_filtered_types +=  LLTrans::getString("Clothing");
		filtered_by_all_types = FALSE;
	}
	if (isFilterObjectTypesWith(LLInventoryType::IT_GESTURE))
	{
		//filtered_types += " Gestures,";
		filtered_types +=  LLTrans::getString("Gestures");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Gestures,";
		not_filtered_types +=  LLTrans::getString("Gestures");
		filtered_by_all_types = FALSE;
	}
	if (isFilterObjectTypesWith(LLInventoryType::IT_LANDMARK))
	{
		//filtered_types += " Landmarks,";
		filtered_types +=  LLTrans::getString("Landmarks");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Landmarks,";
		not_filtered_types +=  LLTrans::getString("Landmarks");
		filtered_by_all_types = FALSE;
	}
	if (isFilterObjectTypesWith(LLInventoryType::IT_NOTECARD))
	{
		//filtered_types += " Notecards,";
		filtered_types +=  LLTrans::getString("Notecards");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Notecards,";
		not_filtered_types +=  LLTrans::getString("Notecards");
		filtered_by_all_types = FALSE;
	}
	if (isFilterObjectTypesWith(LLInventoryType::IT_OBJECT) && isFilterObjectTypesWith(LLInventoryType::IT_ATTACHMENT))
	{
		//filtered_types += " Objects,";
		filtered_types +=  LLTrans::getString("Objects");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Objects,";
		not_filtered_types +=  LLTrans::getString("Objects");
		filtered_by_all_types = FALSE;
	}
	if (isFilterObjectTypesWith(LLInventoryType::IT_LSL))
	{
		//filtered_types += " Scripts,";
		filtered_types +=  LLTrans::getString("Scripts");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Scripts,";
		not_filtered_types +=  LLTrans::getString("Scripts");
		filtered_by_all_types = FALSE;
	}
	if (isFilterObjectTypesWith(LLInventoryType::IT_SOUND))
	{
		//filtered_types += " Sounds,";
		filtered_types +=  LLTrans::getString("Sounds");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Sounds,";
		not_filtered_types +=  LLTrans::getString("Sounds");
		filtered_by_all_types = FALSE;
	}
	if (isFilterObjectTypesWith(LLInventoryType::IT_TEXTURE))
	{
		//filtered_types += " Textures,";
		filtered_types +=  LLTrans::getString("Textures");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Textures,";
		not_filtered_types +=  LLTrans::getString("Textures");
		filtered_by_all_types = FALSE;
	}
	if (isFilterObjectTypesWith(LLInventoryType::IT_SNAPSHOT))
	{
		//filtered_types += " Snapshots,";
		filtered_types +=  LLTrans::getString("Snapshots");
		filtered_by_type = TRUE;
		num_filter_types++;
	}
	else
	{
		//not_filtered_types += " Snapshots,";
		not_filtered_types +=  LLTrans::getString("Snapshots");
		filtered_by_all_types = FALSE;
	}
	if (!gInventory.backgroundFetchActive()
		&& filtered_by_type
		&& !filtered_by_all_types)
	{
		mFilterText += " - ";
		if (num_filter_types < 5)
		{
			mFilterText += filtered_types;
		}
		else
		{
			//mFilterText += "No ";
			mFilterText += LLTrans::getString("No Filters");
			mFilterText += not_filtered_types;
		}
		// remove the ',' at the end
		mFilterText.erase(mFilterText.size() - 1, 1);
	}
	if (isSinceLogoff())
	{
		//mFilterText += " - Since Logoff";
		mFilterText += LLTrans::getString("Since Logoff");
	}
	return mFilterText;
}
void LLInventoryFilter::toLLSD(LLSD& data) const
{
	data["filter_types"] = (LLSD::Integer)getFilterObjectTypes();
	data["min_date"] = (LLSD::Integer)getMinDate();
	data["max_date"] = (LLSD::Integer)getMaxDate();
	data["hours_ago"] = (LLSD::Integer)getHoursAgo();
	data["show_folder_state"] = (LLSD::Integer)getShowFolderState();
	data["permissions"] = (LLSD::Integer)getFilterPermissions();
	data["substring"] = (LLSD::String)getFilterSubString();
	data["sort_order"] = (LLSD::Integer)getSortOrder();
	data["since_logoff"] = (LLSD::Boolean)isSinceLogoff();
}
void LLInventoryFilter::fromLLSD(LLSD& data)
{
	if(data.has("filter_types"))
	{
		setFilterObjectTypes((U32)data["filter_types"].asInteger());
	}
	if(data.has("min_date") && data.has("max_date"))
	{
		setDateRange(data["min_date"].asInteger(), data["max_date"].asInteger());
	}
	if(data.has("hours_ago"))
	{
		setHoursAgo((U32)data["hours_ago"].asInteger());
	}
	if(data.has("show_folder_state"))
	{
		setShowFolderState((EFolderShow)data["show_folder_state"].asInteger());
	}
	if(data.has("permissions"))
	{
		setFilterPermissions((PermissionMask)data["permissions"].asInteger());
	}
	if(data.has("substring"))
	{
		setFilterSubString(std::string(data["substring"].asString()));
	}
	if(data.has("sort_order"))
	{
		setSortOrder((U32)data["sort_order"].asInteger());
	}
	if(data.has("since_logoff"))
	{
		setDateRangeLastLogoff((bool)data["since_logoff"].asBoolean());
	}
}
U32 LLInventoryFilter::getFilterObjectTypes() const
{
	return mFilterOps.mFilterObjectTypes;
}
BOOL LLInventoryFilter::hasFilterString() const
{
	return mFilterSubString.size() > 0;
}
PermissionMask LLInventoryFilter::getFilterPermissions() const
{
	return mFilterOps.mPermissions;
}
time_t LLInventoryFilter::getMinDate() const
{
	return mFilterOps.mMinDate;
}
time_t LLInventoryFilter::getMaxDate() const 
{ 
	return mFilterOps.mMaxDate; 
}
U32 LLInventoryFilter::getHoursAgo() const 
{ 
	return mFilterOps.mHoursAgo; 
}
LLInventoryFilter::EFolderShow LLInventoryFilter::getShowFolderState() const
{ 
	return mFilterOps.mShowFolderState; 
}
U32 LLInventoryFilter::getSortOrder() const 
{ 
	return mOrder; 
}
const std::string& LLInventoryFilter::getName() const 
{ 
	return mName; 
}
void LLInventoryFilter::setFilterCount(S32 count) 
{ 
	mFilterCount = count; 
}
S32 LLInventoryFilter::getFilterCount() const
{
	return mFilterCount;
}
void LLInventoryFilter::decrementFilterCount() 
{ 
	mFilterCount--; 
}
S32 LLInventoryFilter::getCurrentGeneration() const 
{ 
	return mFilterGeneration; 
}
S32 LLInventoryFilter::getMinRequiredGeneration() const 
{ 
	return mMinRequiredGeneration; 
}
S32 LLInventoryFilter::getMustPassGeneration() const 
{ 
	return mMustPassGeneration; 
}
void LLInventoryFilter::setEmptyLookupMessage(const std::string& message)
{
	mEmptyLookupMessage = message;
}
const std::string& LLInventoryFilter::getEmptyLookupMessage() const
{
	return mEmptyLookupMessage;
}

						