132 lines
4.1 KiB
C++
132 lines
4.1 KiB
C++
/**
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* @file llinventoryitemslist.h
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* @brief A list of inventory items represented by LLFlatListView.
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*
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* Class LLInventoryItemsList implements a flat list of inventory items.
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*
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* $LicenseInfo:firstyear=2010&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_LLINVENTORYITEMSLIST_H
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#define LL_LLINVENTORYITEMSLIST_H
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// newview
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#include "llflatlistview.h"
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class LLViewerInventoryItem;
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class LLInventoryItemsList : public LLFlatListViewEx
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{
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public:
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struct Params : public LLInitParam::Block<Params, LLFlatListViewEx::Params>
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{
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Params();
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};
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virtual ~LLInventoryItemsList();
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void refreshList(const std::vector<LLPointer<LLViewerInventoryItem> > item_array);
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boost::signals2::connection setRefreshCompleteCallback(const commit_signal_t::slot_type& cb);
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/**
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* Let list know items need to be refreshed in next doIdle()
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*/
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void setNeedsRefresh(bool needs_refresh) { mRefreshState = needs_refresh ? REFRESH_ALL : REFRESH_COMPLETE; }
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U32 getNeedsRefresh() { return mRefreshState; }
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/**
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* Sets the flag indicating that the list needs to be refreshed even if it is
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* not currently visible.
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*/
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void setForceRefresh(bool force_refresh) { mForceRefresh = force_refresh; }
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/**
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* If refreshes when invisible.
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*/
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bool getForceRefresh() { return mForceRefresh; }
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virtual bool selectItemByValue(const LLSD& value, bool select = true);
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void updateSelection();
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/**
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* Idle routine used to refresh the list regardless of the current list
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* visibility, unlike draw() which is called only for the visible list.
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* This is needed for example to filter items of the list hidden by closed
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* accordion tab.
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*/
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virtual void doIdle(); // Real idle routine
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static void idle(void* user_data); // static glue to doIdle()
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protected:
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friend class LLUICtrlFactory;
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LLInventoryItemsList(const LLInventoryItemsList::Params& p);
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uuid_vec_t& getIDs() { return mIDs; }
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/**
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* Refreshes list items, adds new items and removes deleted items.
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* Called from doIdle() until all new items are added,
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* maximum 50 items can be added during single call.
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*/
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void refresh();
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/**
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* Compute difference between new items and current items, fills 'vadded' with added items,
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* 'vremoved' with removed items. See LLCommonUtils::computeDifference
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*/
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void computeDifference(const uuid_vec_t& vnew, uuid_vec_t& vadded, uuid_vec_t& vremoved);
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/**
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* Create panel(item) from inventory item
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*/
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virtual LLPanel* createNewItem(LLViewerInventoryItem* item);
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protected:
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enum ERefreshStates
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{
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REFRESH_COMPLETE = 0,
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REFRESH_LIST_SORT,
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REFRESH_LIST_APPEND,
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REFRESH_LIST_ERASE,
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REFRESH_ALL
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};
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ERefreshStates mRefreshState;
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private:
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uuid_vec_t mIDs; // IDs of items that were added in refreshList().
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// Will be used in refresh() to determine added and removed ids
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uuid_vec_t mSelectTheseIDs; // IDs that will be selected if list is not loaded till now
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uuid_vec_t mAddedItems;
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uuid_vec_t mRemovedItems;
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bool mForceRefresh;
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commit_signal_t mRefreshCompleteSignal;
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};
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#endif //LL_LLINVENTORYITEMSLIST_H
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