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Diffstat (limited to 'indra/newview/llinventoryitemslist.h')
-rw-r--r-- | indra/newview/llinventoryitemslist.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/indra/newview/llinventoryitemslist.h b/indra/newview/llinventoryitemslist.h new file mode 100644 index 0000000000..86e11dff17 --- /dev/null +++ b/indra/newview/llinventoryitemslist.h @@ -0,0 +1,117 @@ +/** + * @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 + +#include "lldarray.h" + +// newview +#include "llflatlistview.h" + +class LLViewerInventoryItem; + +class LLInventoryItemsList : public LLFlatListViewEx +{ + LOG_CLASS(LLInventoryItemsList); +public: + struct Params : public LLInitParam::Block<Params, LLFlatListViewEx::Params> + { + Params(); + }; + + virtual ~LLInventoryItemsList(); + + void refreshList(const LLDynamicArray<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){ mNeedsRefresh = needs_refresh; } + + bool getNeedsRefresh(){ return mNeedsRefresh; } + + /** + * 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; } + + 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. + */ + 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); + + /** + * Add an item to the list + */ + virtual void addNewItem(LLViewerInventoryItem* item, bool rearrange = true); + +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 + + bool mNeedsRefresh; + + bool mForceRefresh; + + commit_signal_t mRefreshCompleteSignal; +}; + +#endif //LL_LLINVENTORYITEMSLIST_H |