Files
SingularityViewer/indra/newview/rlvviewer2.cpp
2012-01-25 21:11:33 +01:00

132 lines
3.2 KiB
C++

/**
* $LicenseInfo:firstyear=2004&license=viewerlgpl$
* 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
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llagent.h"
#include "llgesturemgr.h"
#include "llviewerinventory.h"
#include "llvoavatar.h"
#include "cofmgr.h"
#include "rlvviewer2.h"
// ============================================================================
// From lloutfitobserver.cpp
LLCOFObserver::LLCOFObserver() :
mCOFLastVersion(LLViewerInventoryCategory::VERSION_UNKNOWN)
{
mItemNameHash.finalize();
gInventory.addObserver(this);
}
LLCOFObserver::~LLCOFObserver()
{
if (gInventory.containsObserver(this))
{
gInventory.removeObserver(this);
}
}
void LLCOFObserver::changed(U32 mask)
{
if (!gInventory.isInventoryUsable())
return;
checkCOF();
}
// static
S32 LLCOFObserver::getCategoryVersion(const LLUUID& cat_id)
{
LLViewerInventoryCategory* cat = gInventory.getCategory(cat_id);
if (!cat)
return LLViewerInventoryCategory::VERSION_UNKNOWN;
return cat->getVersion();
}
// static
const std::string& LLCOFObserver::getCategoryName(const LLUUID& cat_id)
{
LLViewerInventoryCategory* cat = gInventory.getCategory(cat_id);
if (!cat)
return LLStringUtil::null;
return cat->getName();
}
bool LLCOFObserver::checkCOF()
{
LLUUID cof = LLCOFMgr::getInstance()->getCOF();
if (cof.isNull())
return false;
bool cof_changed = false;
LLMD5 item_name_hash = hashDirectDescendentNames(cof);
if (item_name_hash != mItemNameHash)
{
cof_changed = true;
mItemNameHash = item_name_hash;
}
S32 cof_version = getCategoryVersion(cof);
if (cof_version != mCOFLastVersion)
{
cof_changed = true;
mCOFLastVersion = cof_version;
}
if (!cof_changed)
return false;
mCOFChanged();
return true;
}
LLMD5 LLCOFObserver::hashDirectDescendentNames(const LLUUID& cat_id)
{
LLInventoryModel::cat_array_t* cat_array;
LLInventoryModel::item_array_t* item_array;
gInventory.getDirectDescendentsOf(cat_id,cat_array,item_array);
LLMD5 item_name_hash;
if (!item_array)
{
item_name_hash.finalize();
return item_name_hash;
}
for (LLInventoryModel::item_array_t::const_iterator iter = item_array->begin();
iter != item_array->end();
iter++)
{
const LLViewerInventoryItem *item = (*iter);
if (!item)
continue;
item_name_hash.update(item->getName());
}
item_name_hash.finalize();
return item_name_hash;
}
// ============================================================================