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/**
* @file llinventoryitemslist.h
* @brief A list of inventory items represented by LLFlatListView.
*
* Class LLInventoryItemsList implements a flat list of inventory items.
*
* $LicenseInfo:firstyear=2010&license=viewerlgpl$
* 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_LLINVENTORYITEMSLIST_H
#define LL_LLINVENTORYITEMSLIST_H
// newview
#include "llflatlistview.h"
class LLViewerInventoryItem;
class LLInventoryItemsList : public LLFlatListViewEx
{
public:
struct Params : public LLInitParam::Block<Params, LLFlatListViewEx::Params>
{
Params();
};
virtual ~LLInventoryItemsList();
void refreshList(const std::vector<LLPointer<LLViewerInventoryItem> > item_array);
boost::signals2::connection setRefreshCompleteCallback(const commit_signal_t::slot_type& cb);
/**
* Let list know items need to be refreshed in next doIdle()
*/
void setNeedsRefresh(bool needs_refresh){ mRefreshState = needs_refresh ? REFRESH_ALL : REFRESH_COMPLETE; }
U32 getNeedsRefresh(){ return mRefreshState; }
/**
* Sets the flag indicating that the list needs to be refreshed even if it is
* not currently visible.
*/
void setForceRefresh(bool force_refresh){ mForceRefresh = force_refresh; }
/**
* If refreshes when invisible.
*/
bool getForceRefresh(){ return mForceRefresh; }
virtual bool selectItemByValue(const LLSD& value, bool select = true);
void updateSelection();
/**
* Idle routine used to refresh the list regardless of the current list
* visibility, unlike draw() which is called only for the visible list.
* This is needed for example to filter items of the list hidden by closed
* accordion tab.
*/
virtual void doIdle(); // Real idle routine
static void idle(void* user_data); // static glue to doIdle()
protected:
friend class LLUICtrlFactory;
LLInventoryItemsList(const LLInventoryItemsList::Params& p);
uuid_vec_t& getIDs() { return mIDs; }
/**
* Refreshes list items, adds new items and removes deleted items.
* Called from doIdle() until all new items are added,
* maximum 50 items can be added during single call.
*/
void refresh();
/**
* Compute difference between new items and current items, fills 'vadded' with added items,
* 'vremoved' with removed items. See LLCommonUtils::computeDifference
*/
void computeDifference(const uuid_vec_t& vnew, uuid_vec_t& vadded, uuid_vec_t& vremoved);
/**
* Create panel(item) from inventory item
*/
virtual LLPanel* createNewItem(LLViewerInventoryItem* item);
protected:
enum ERefreshStates
{
REFRESH_COMPLETE = 0,
REFRESH_LIST_SORT,
REFRESH_LIST_APPEND,
REFRESH_LIST_ERASE,
REFRESH_ALL
};
ERefreshStates mRefreshState;
private:
uuid_vec_t mIDs; // IDs of items that were added in refreshList().
// Will be used in refresh() to determine added and removed ids
uuid_vec_t mSelectTheseIDs; // IDs that will be selected if list is not loaded till now
uuid_vec_t mAddedItems;
uuid_vec_t mRemovedItems;
bool mForceRefresh;
commit_signal_t mRefreshCompleteSignal;
};
#endif //LL_LLINVENTORYITEMSLIST_H
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