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Diffstat (limited to 'indra/newview/llfolderviewmodelinventory.cpp')
| -rw-r--r-- | indra/newview/llfolderviewmodelinventory.cpp | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/indra/newview/llfolderviewmodelinventory.cpp b/indra/newview/llfolderviewmodelinventory.cpp new file mode 100644 index 0000000000..7ee1a10b15 --- /dev/null +++ b/indra/newview/llfolderviewmodelinventory.cpp @@ -0,0 +1,225 @@ +/* + * @file llfolderviewmodelinventory.cpp + * @brief Implementation of the inventory-specific view model + * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ + * 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 "llfolderviewmodelinventory.h" +#include "llinventorymodelbackgroundfetch.h" +#include "llinventorypanel.h" + +// +// class LLFolderViewModelInventory +// +static LLFastTimer::DeclareTimer FTM_INVENTORY_SORT("Sort"); + +void LLFolderViewModelInventory::sort( LLFolderViewFolder* folder ) +{ + LLFastTimer _(FTM_INVENTORY_SORT); + + if (!needsSort(folder->getViewModelItem())) return; + + LLFolderViewModelItemInventory* modelp = static_cast<LLFolderViewModelItemInventory*>(folder->getViewModelItem()); + if (modelp->getUUID().isNull()) return; + + for (std::list<LLFolderViewFolder*>::iterator it = folder->getFoldersBegin(), end_it = folder->getFoldersEnd(); + it != end_it; + ++it) + { + LLFolderViewFolder* child_folderp = *it; + sort(child_folderp); + + if (child_folderp->getFoldersCount() > 0) + { + time_t most_recent_folder_time = + static_cast<LLFolderViewModelItemInventory*>((*child_folderp->getFoldersBegin())->getViewModelItem())->getCreationDate(); + LLFolderViewModelItemInventory* modelp = static_cast<LLFolderViewModelItemInventory*>(child_folderp->getViewModelItem()); + if (most_recent_folder_time > modelp->getCreationDate()) + { + modelp->setCreationDate(most_recent_folder_time); + } + } + if (child_folderp->getItemsCount() > 0) + { + time_t most_recent_item_time = + static_cast<LLFolderViewModelItemInventory*>((*child_folderp->getItemsBegin())->getViewModelItem())->getCreationDate(); + + LLFolderViewModelItemInventory* modelp = static_cast<LLFolderViewModelItemInventory*>(child_folderp->getViewModelItem()); + if (most_recent_item_time > modelp->getCreationDate()) + { + modelp->setCreationDate(most_recent_item_time); + } + } + } + base_t::sort(folder); +} + +bool LLFolderViewModelInventory::contentsReady() +{ + return !LLInventoryModelBackgroundFetch::instance().folderFetchActive(); +} + +void LLFolderViewModelItemInventory::requestSort() +{ + LLFolderViewModelItemCommon::requestSort(); + if (mRootViewModel->getSorter().isByDate()) + { + // sort by date potentially affects parent folders which use a date + // derived from newest item in them + if (mParent) + { + mParent->requestSort(); + } + } +} + +bool LLFolderViewModelItemInventory::potentiallyVisible() +{ + return passedFilter() // we've passed the filter + || getLastFilterGeneration() < mRootViewModel->getFilter()->getFirstSuccessGeneration() // or we don't know yet + || descendantsPassedFilter(); +} + +bool LLFolderViewModelItemInventory::passedFilter(S32 filter_generation) +{ + if (filter_generation < 0 && mRootViewModel) + filter_generation = mRootViewModel->getFilter()->getFirstSuccessGeneration(); + + return mPassedFolderFilter + && mLastFilterGeneration >= filter_generation + && (mPassedFilter || descendantsPassedFilter(filter_generation)); +} + +bool LLFolderViewModelItemInventory::descendantsPassedFilter(S32 filter_generation) +{ + if (filter_generation < 0) filter_generation = mRootViewModel->getFilter()->getFirstSuccessGeneration(); + return mMostFilteredDescendantGeneration >= filter_generation; +} + +void LLFolderViewModelItemInventory::setPassedFilter(bool passed, bool passed_folder, S32 filter_generation) +{ + mPassedFilter = passed; + mPassedFolderFilter = passed_folder; + mLastFilterGeneration = filter_generation; +} + +bool LLFolderViewModelItemInventory::filterChildItem( LLFolderViewModelItem* item, LLFolderViewFilter& filter ) +{ + bool passed_filter_before = item->passedFilter(); + S32 filter_generation = filter.getCurrentGeneration(); + S32 must_pass_generation = filter.getFirstRequiredGeneration(); + + if (item->getLastFilterGeneration() < filter_generation) + { + if (item->getLastFilterGeneration() >= must_pass_generation + && !item->passedFilter(must_pass_generation)) + { + // failed to pass an earlier filter that was a subset of the current one + // go ahead and flag this item as done + item->filter(filter); + if (item->passedFilter()) + { + llerrs << "Invalid shortcut in inventory filtering!" << llendl; + } + item->setPassedFilter(false, false, filter_generation); + } + else + { + item->filter( filter ); + } + } + + // track latest generation to pass any child items, for each folder up to root + if (item->passedFilter()) + { + LLFolderViewModelItemInventory* view_model = this; + + while(view_model && view_model->mMostFilteredDescendantGeneration < filter_generation) + { + view_model->mMostFilteredDescendantGeneration = filter_generation; + view_model = static_cast<LLFolderViewModelItemInventory*>(view_model->mParent); + } + + return !passed_filter_before; + } + else // !item->passedfilter() + { + return passed_filter_before; + } +} + +bool LLFolderViewModelItemInventory::filter( LLFolderViewFilter& filter) +{ + bool changed = false; + + if(!mChildren.empty() + && (getLastFilterGeneration() < filter.getFirstRequiredGeneration() // haven't checked descendants against minimum required generation to pass + || descendantsPassedFilter(filter.getFirstRequiredGeneration()))) // or at least one descendant has passed the minimum requirement + { + // now query children + for (child_list_t::iterator iter = mChildren.begin(); + iter != mChildren.end() && filter.getFilterCount() > 0; + ++iter) + { + changed |= filterChildItem((*iter), filter); + } + } + + if (changed) + { + //TODO RN: ensure this still happens, but without dependency on folderview + LLFolderViewFolder* folder = static_cast<LLFolderViewFolder*>(mFolderViewItem); + folder->requestArrange(); + } + + // if we didn't use all filter iterations + // that means we filtered all of our descendants + // so filter ourselves now + if (filter.getFilterCount() > 0) + { + filter.decrementFilterCount(); + + const BOOL passed_filter = filter.check(this); + const BOOL passed_filter_folder = (getInventoryType() == LLInventoryType::IT_CATEGORY) + ? filter.checkFolder(this) + : true; + + setPassedFilter(passed_filter, passed_filter_folder, filter.getCurrentGeneration()); + //TODO RN: create interface for string highlighting + //mStringMatchOffset = filter.getStringMatchOffset(this); + } + return changed; +} + +LLFolderViewModelInventory* LLInventoryPanel::getFolderViewModel() +{ + return &mInventoryViewModel; +} + + +const LLFolderViewModelInventory* LLInventoryPanel::getFolderViewModel() const +{ + return &mInventoryViewModel; +} + |