/**
 * @file llfilteredwearablelist.h
 * @brief Functionality for showing filtered wearable flat list
 *
 * $LicenseInfo:firstyear=2010&license=viewerlgpl$
 * 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_LLFILTEREDWEARABLELIST_H
#define LL_LLFILTEREDWEARABLELIST_H

#include "llinventoryfunctions.h"
#include "llinventoryobserver.h"

class LLInventoryItemsList;

// Class that fills LLInventoryItemsList with filtered data (original items only (non-links)).
class LLFilteredWearableListManager : public LLInventoryObserver
{
    LOG_CLASS(LLFilteredWearableListManager);
public:

    LLFilteredWearableListManager(LLInventoryItemsList* list, LLInventoryCollectFunctor* collector);
    ~LLFilteredWearableListManager();

    /** LLInventoryObserver implementation
     *
     */
    /*virtual*/ void changed(U32 mask);

    /**
     * Sets new collector and applies it immediately
     */
    void setFilterCollector(LLInventoryCollectFunctor* collector);

    /**
    * Populates wearable list with filtered data in case there were any updates.
    */
    void populateIfNeeded();

    /**
     * Drop operation
     */
    void holdProgress();

private:
    /**
    * Populates wearable list with filtered data.
    */
    void populateList();

    LLInventoryItemsList* mWearableList;
    LLInventoryCollectFunctor* mCollector;
    bool mListStale;
};

#endif //LL_LLFILTEREDWEARABLELIST_H

// EOF