llfolderviewitem.cpp
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上传日期:2021-03-01
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- /**
- * @file llfolderviewitem.cpp
- * @brief Items and folders that can appear in a hierarchical folder view
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #include "llviewerprecompiledheaders.h"
- #include "llfolderviewitem.h"
- // viewer includes
- #include "llfolderview.h" // Items depend extensively on LLFolderViews
- #include "llfoldervieweventlistener.h"
- #include "llinventorybridge.h" // for LLItemBridge in LLInventorySort::operator()
- #include "llinventoryfilter.h"
- #include "llpanel.h"
- #include "llviewercontrol.h" // gSavedSettings
- #include "llviewerwindow.h" // Argh, only for setCursor()
- // linden library includes
- #include "llfocusmgr.h" // gFocusMgr
- #include "lltrans.h"
- ///----------------------------------------------------------------------------
- /// Class LLFolderViewItem
- ///----------------------------------------------------------------------------
- static LLDefaultChildRegistry::Register<LLFolderViewItem> r("folder_view_item");
- // statics
- std::map<U8, LLFontGL*> LLFolderViewItem::sFonts; // map of styles to fonts
- // only integers can be initialized in header
- const F32 LLFolderViewItem::FOLDER_CLOSE_TIME_CONSTANT = 0.02f;
- const F32 LLFolderViewItem::FOLDER_OPEN_TIME_CONSTANT = 0.03f;
- const LLColor4U DEFAULT_WHITE(255, 255, 255);
- //static
- LLFontGL* LLFolderViewItem::getLabelFontForStyle(U8 style)
- {
- LLFontGL* rtn = sFonts[style];
- if (!rtn) // grab label font with this style, lazily
- {
- LLFontDescriptor labelfontdesc("SansSerif", "Small", style);
- rtn = LLFontGL::getFont(labelfontdesc);
- if (!rtn)
- {
- rtn = LLFontGL::getFontDefault();
- }
- sFonts[style] = rtn;
- }
- return rtn;
- }
- //static
- void LLFolderViewItem::initClass()
- {
- }
- //static
- void LLFolderViewItem::cleanupClass()
- {
- sFonts.clear();
- }
- // NOTE: Optimize this, we call it a *lot* when opening a large inventory
- LLFolderViewItem::Params::Params()
- : icon(),
- icon_open(),
- root(),
- listener(),
- folder_arrow_image("folder_arrow_image"),
- folder_indentation("folder_indentation"),
- selection_image("selection_image"),
- item_height("item_height"),
- item_top_pad("item_top_pad"),
- creation_date()
- {
- mouse_opaque(true);
- follows.flags(FOLLOWS_LEFT|FOLLOWS_TOP|FOLLOWS_RIGHT);
- }
- // Default constructor
- LLFolderViewItem::LLFolderViewItem(const LLFolderViewItem::Params& p)
- : LLView(p),
- mLabelWidth(0),
- mLabelWidthDirty(false),
- mParentFolder( NULL ),
- mIsSelected( FALSE ),
- mIsCurSelection( FALSE ),
- mSelectPending(FALSE),
- mLabelStyle( LLFontGL::NORMAL ),
- mHasVisibleChildren(FALSE),
- mIndentation(0),
- mItemHeight(p.item_height),
- mNumDescendantsSelected(0),
- mPassedFilter(FALSE),
- mLastFilterGeneration(-1),
- mStringMatchOffset(std::string::npos),
- mControlLabelRotation(0.f),
- mDragAndDropTarget(FALSE),
- mIsLoading(FALSE),
- mLabel(p.name),
- mRoot(p.root),
- mCreationDate(p.creation_date),
- mIcon(p.icon),
- mIconOpen(p.icon_open),
- mListener(p.listener),
- mHidden(false),
- mShowLoadStatus(false)
- {
- refresh();
- }
- // Destroys the object
- LLFolderViewItem::~LLFolderViewItem( void )
- {
- delete mListener;
- mListener = NULL;
- }
- LLFolderView* LLFolderViewItem::getRoot()
- {
- return mRoot;
- }
- // Returns true if this object is a child (or grandchild, etc.) of potential_ancestor.
- BOOL LLFolderViewItem::isDescendantOf( const LLFolderViewFolder* potential_ancestor )
- {
- LLFolderViewItem* root = this;
- while( root->mParentFolder )
- {
- if( root->mParentFolder == potential_ancestor )
- {
- return TRUE;
- }
- root = root->mParentFolder;
- }
- return FALSE;
- }
- LLFolderViewItem* LLFolderViewItem::getNextOpenNode(BOOL include_children)
- {
- if (!mParentFolder)
- {
- return NULL;
- }
- LLFolderViewItem* itemp = mParentFolder->getNextFromChild( this, include_children );
- while(itemp && !itemp->getVisible())
- {
- LLFolderViewItem* next_itemp = itemp->mParentFolder->getNextFromChild( itemp, include_children );
- if (itemp == next_itemp)
- {
- // hit last item
- return itemp->getVisible() ? itemp : this;
- }
- itemp = next_itemp;
- }
- return itemp;
- }
- LLFolderViewItem* LLFolderViewItem::getPreviousOpenNode(BOOL include_children)
- {
- if (!mParentFolder)
- {
- return NULL;
- }
- LLFolderViewItem* itemp = mParentFolder->getPreviousFromChild( this, include_children );
- // Skip over items that are invisible or are hidden from the UI.
- while(itemp && (!itemp->getVisible() || itemp->getHidden()))
- {
- LLFolderViewItem* next_itemp = itemp->mParentFolder->getPreviousFromChild( itemp, include_children );
- if (itemp == next_itemp)
- {
- // hit first item
- return itemp->getVisible() ? itemp : this;
- }
- itemp = next_itemp;
- }
- return itemp;
- }
- // is this item something we think we should be showing?
- // for example, if we haven't gotten around to filtering it yet, then the answer is yes
- // until we find out otherwise
- BOOL LLFolderViewItem::potentiallyVisible()
- {
- // we haven't been checked against min required filter
- // or we have and we passed
- return getLastFilterGeneration() < getRoot()->getFilter()->getMinRequiredGeneration() || getFiltered();
- }
- BOOL LLFolderViewItem::getFiltered()
- {
- return mPassedFilter && mLastFilterGeneration >= getRoot()->getFilter()->getMinRequiredGeneration();
- }
- BOOL LLFolderViewItem::getFiltered(S32 filter_generation)
- {
- return mPassedFilter && mLastFilterGeneration >= filter_generation;
- }
- void LLFolderViewItem::setFiltered(BOOL filtered, S32 filter_generation)
- {
- mPassedFilter = filtered;
- mLastFilterGeneration = filter_generation;
- }
- void LLFolderViewItem::setIcon(LLUIImagePtr icon)
- {
- mIcon = icon;
- }
- // refresh information from the listener
- void LLFolderViewItem::refreshFromListener()
- {
- if(mListener)
- {
- mLabel = mListener->getDisplayName();
- LLFolderType::EType preferred_type = mListener->getPreferredType();
- // *TODO: to be removed when database supports multi language. This is a
- // temporary attempt to display the inventory folder in the user locale.
- // mantipov: *NOTE: be sure this code is synchronized with LLFriendCardsManager::findChildFolderUUID
- // it uses the same way to find localized string
- if (LLFolderType::lookupIsProtectedType(preferred_type))
- {
- LLTrans::findString(mLabel, "InvFolder " + mLabel);
- };
- setIcon(mListener->getIcon());
- time_t creation_date = mListener->getCreationDate();
- if (mCreationDate != creation_date)
- {
- mCreationDate = mListener->getCreationDate();
- dirtyFilter();
- }
- mLabelStyle = mListener->getLabelStyle();
- mLabelSuffix = mListener->getLabelSuffix();
- }
- }
- void LLFolderViewItem::refresh()
- {
- refreshFromListener();
- std::string searchable_label(mLabel);
- searchable_label.append(mLabelSuffix);
- LLStringUtil::toUpper(searchable_label);
- if (mSearchableLabel.compare(searchable_label))
- {
- mSearchableLabel.assign(searchable_label);
- dirtyFilter();
- // some part of label has changed, so overall width has potentially changed, and sort order too
- if (mParentFolder)
- {
- mParentFolder->requestSort();
- mParentFolder->requestArrange();
- }
- }
- mLabelWidthDirty = true;
- }
- void LLFolderViewItem::applyListenerFunctorRecursively(LLFolderViewListenerFunctor& functor)
- {
- functor(mListener);
- }
- // This function is called when items are added or view filters change. It's
- // implemented here but called by derived classes when folding the
- // views.
- void LLFolderViewItem::filterFromRoot( void )
- {
- LLFolderViewItem* root = getRoot();
- root->filter(*((LLFolderView*)root)->getFilter());
- }
- // This function is called when the folder view is dirty. It's
- // implemented here but called by derived classes when folding the
- // views.
- void LLFolderViewItem::arrangeFromRoot()
- {
- LLFolderViewItem* root = getRoot();
- S32 height = 0;
- S32 width = 0;
- S32 total_height = root->arrange( &width, &height, 0 );
- LLSD params;
- params["action"] = "size_changes";
- params["height"] = total_height;
- getParent()->notifyParent(params);
- }
- // Utility function for LLFolderView
- void LLFolderViewItem::arrangeAndSet(BOOL set_selection,
- BOOL take_keyboard_focus)
- {
- LLFolderView* root = getRoot();
- getParentFolder()->requestArrange();
- if(set_selection)
- {
- setSelectionFromRoot(this, TRUE, take_keyboard_focus);
- if(root)
- {
- root->scrollToShowSelection();
- }
- }
- }
- // This function clears the currently selected item, and records the
- // specified selected item appropriately for display and use in the
- // UI. If open is TRUE, then folders are opened up along the way to
- // the selection.
- void LLFolderViewItem::setSelectionFromRoot(LLFolderViewItem* selection,
- BOOL openitem,
- BOOL take_keyboard_focus)
- {
- getRoot()->setSelection(selection, openitem, take_keyboard_focus);
- }
- // helper function to change the selection from the root.
- void LLFolderViewItem::changeSelectionFromRoot(LLFolderViewItem* selection, BOOL selected)
- {
- getRoot()->changeSelection(selection, selected);
- }
- void LLFolderViewItem::extendSelectionFromRoot(LLFolderViewItem* selection)
- {
- LLDynamicArray<LLFolderViewItem*> selected_items;
- getRoot()->extendSelection(selection, NULL, selected_items);
- }
- EInventorySortGroup LLFolderViewItem::getSortGroup() const
- {
- return SG_ITEM;
- }
- // addToFolder() returns TRUE if it succeeds. FALSE otherwise
- BOOL LLFolderViewItem::addToFolder(LLFolderViewFolder* folder, LLFolderView* root)
- {
- if (!folder)
- {
- return FALSE;
- }
- mParentFolder = folder;
- root->addItemID(getListener()->getUUID(), this);
- return folder->addItem(this);
- }
- // Finds width and height of this object and it's children. Also
- // makes sure that this view and it's children are the right size.
- S32 LLFolderViewItem::arrange( S32* width, S32* height, S32 filter_generation)
- {
- const Params& p = LLUICtrlFactory::getDefaultParams<LLFolderViewItem>();
- S32 indentation = p.folder_indentation();
- // Only indent deeper items in hierarchy
- mIndentation = (getParentFolder()
- && getParentFolder()->getParentFolder() )
- ? mParentFolder->getIndentation() + indentation
- : 0;
- if (mLabelWidthDirty)
- {
- mLabelWidth = ARROW_SIZE + TEXT_PAD + ICON_WIDTH + ICON_PAD + getLabelFontForStyle(mLabelStyle)->getWidth(mSearchableLabel);
- mLabelWidthDirty = false;
- }
- *width = llmax(*width, mLabelWidth + mIndentation);
- // determine if we need to use ellipses to avoid horizontal scroll. EXT-719
- bool use_ellipses = getRoot()->getUseEllipses();
- if (use_ellipses)
- {
- // limit to set rect to avoid horizontal scrollbar
- *width = llmin(*width, getRoot()->getRect().getWidth());
- }
- *height = getItemHeight();
- return *height;
- }
- S32 LLFolderViewItem::getItemHeight()
- {
- if (mHidden) return 0;
- //S32 icon_height = mIcon->getHeight();
- //S32 label_height = llround(getLabelFontForStyle(mLabelStyle)->getLineHeight());
- //return llmax( icon_height, label_height ) + ICON_PAD;
- return mItemHeight;
- }
- void LLFolderViewItem::filter( LLInventoryFilter& filter)
- {
- const BOOL previous_passed_filter = mPassedFilter;
- const BOOL passed_filter = mListener && filter.check(this);
- // If our visibility will change as a result of this filter, then
- // we need to be rearranged in our parent folder
- if (mParentFolder)
- {
- if (getVisible() != passed_filter)
- mParentFolder->requestArrange();
- if (passed_filter != previous_passed_filter)
- mParentFolder->requestArrange();
- }
- setFiltered(passed_filter, filter.getCurrentGeneration());
- mStringMatchOffset = filter.getStringMatchOffset();
- filter.decrementFilterCount();
- if (getRoot()->getDebugFilters())
- {
- mStatusText = llformat("%d", mLastFilterGeneration);
- }
- }
- void LLFolderViewItem::dirtyFilter()
- {
- mLastFilterGeneration = -1;
- // bubble up dirty flag all the way to root
- if (getParentFolder())
- {
- getParentFolder()->setCompletedFilterGeneration(-1, TRUE);
- }
- }
- // *TODO: This can be optimized a lot by simply recording that it is
- // selected in the appropriate places, and assuming that set selection
- // means 'deselect' for a leaf item. Do this optimization after
- // multiple selection is implemented to make sure it all plays nice
- // together.
- BOOL LLFolderViewItem::setSelection(LLFolderViewItem* selection, BOOL openitem, BOOL take_keyboard_focus)
- {
- if( selection == this )
- {
- mIsSelected = TRUE;
- if(mListener)
- {
- mListener->selectItem();
- }
- }
- else
- {
- mIsSelected = FALSE;
- }
- return mIsSelected;
- }
- BOOL LLFolderViewItem::changeSelection(LLFolderViewItem* selection, BOOL selected)
- {
- if(selection == this && mIsSelected != selected)
- {
- mIsSelected = selected;
- if(mListener)
- {
- mListener->selectItem();
- }
- return TRUE;
- }
- return FALSE;
- }
- void LLFolderViewItem::recursiveDeselect(BOOL deselect_self)
- {
- if (mIsSelected && deselect_self)
- {
- mIsSelected = FALSE;
- // update ancestors' count of selected descendents
- LLFolderViewFolder* parent_folder = getParentFolder();
- while(parent_folder)
- {
- parent_folder->mNumDescendantsSelected--;
- parent_folder = parent_folder->getParentFolder();
- }
- }
- }
- BOOL LLFolderViewItem::isMovable()
- {
- if( mListener )
- {
- return mListener->isItemMovable();
- }
- else
- {
- return TRUE;
- }
- }
- BOOL LLFolderViewItem::isRemovable()
- {
- if( mListener )
- {
- return mListener->isItemRemovable();
- }
- else
- {
- return TRUE;
- }
- }
- void LLFolderViewItem::destroyView()
- {
- if (mParentFolder)
- {
- // removeView deletes me
- mParentFolder->removeView(this);
- }
- }
- // Call through to the viewed object and return true if it can be
- // removed.
- //BOOL LLFolderViewItem::removeRecursively(BOOL single_item)
- BOOL LLFolderViewItem::remove()
- {
- if(!isRemovable())
- {
- return FALSE;
- }
- if(mListener)
- {
- return mListener->removeItem();
- }
- return TRUE;
- }
- // Build an appropriate context menu for the item.
- void LLFolderViewItem::buildContextMenu(LLMenuGL& menu, U32 flags)
- {
- if(mListener)
- {
- mListener->buildContextMenu(menu, flags);
- }
- }
- void LLFolderViewItem::openItem( void )
- {
- if( mListener )
- {
- mListener->openItem();
- }
- }
- void LLFolderViewItem::preview( void )
- {
- if (mListener)
- {
- mListener->previewItem();
- }
- }
- void LLFolderViewItem::rename(const std::string& new_name)
- {
- if( !new_name.empty() )
- {
- if( mListener )
- {
- mListener->renameItem(new_name);
- if(mParentFolder)
- {
- mParentFolder->requestSort();
- }
- }
- }
- }
- const std::string& LLFolderViewItem::getSearchableLabel() const
- {
- return mSearchableLabel;
- }
- LLViewerInventoryItem * LLFolderViewItem::getInventoryItem(void)
- {
- return gInventory.getItem(getListener()->getUUID());
- }
- std::string LLFolderViewItem::getName( void ) const
- {
- if(mListener)
- {
- return mListener->getName();
- }
- return mLabel;
- }
- // LLView functionality
- BOOL LLFolderViewItem::handleRightMouseDown( S32 x, S32 y, MASK mask )
- {
- if(!mIsSelected)
- {
- setSelectionFromRoot(this, FALSE);
- }
- make_ui_sound("UISndClick");
- return TRUE;
- }
- BOOL LLFolderViewItem::handleMouseDown( S32 x, S32 y, MASK mask )
- {
- if (LLView::childrenHandleMouseDown(x, y, mask))
- {
- return TRUE;
- }
-
- // No handler needed for focus lost since this class has no
- // state that depends on it.
- gFocusMgr.setMouseCapture( this );
- if (!mIsSelected)
- {
- if(mask & MASK_CONTROL)
- {
- changeSelectionFromRoot(this, !mIsSelected);
- }
- else if (mask & MASK_SHIFT)
- {
- extendSelectionFromRoot(this);
- }
- else
- {
- setSelectionFromRoot(this, FALSE);
- }
- make_ui_sound("UISndClick");
- }
- else
- {
- mSelectPending = TRUE;
- }
- if( isMovable() )
- {
- S32 screen_x;
- S32 screen_y;
- localPointToScreen(x, y, &screen_x, &screen_y );
- LLToolDragAndDrop::getInstance()->setDragStart( screen_x, screen_y );
- }
- return TRUE;
- }
- BOOL LLFolderViewItem::handleHover( S32 x, S32 y, MASK mask )
- {
- if( hasMouseCapture() && isMovable() )
- {
- S32 screen_x;
- S32 screen_y;
- localPointToScreen(x, y, &screen_x, &screen_y );
- BOOL can_drag = TRUE;
- if( LLToolDragAndDrop::getInstance()->isOverThreshold( screen_x, screen_y ) )
- {
- LLFolderView* root = getRoot();
- if(root->getCurSelectedItem())
- {
- LLToolDragAndDrop::ESource src = LLToolDragAndDrop::SOURCE_WORLD;
- // *TODO: push this into listener and remove
- // dependency on llagent
- if (mListener
- && gInventory.isObjectDescendentOf(mListener->getUUID(), gInventory.getRootFolderID()))
- {
- src = LLToolDragAndDrop::SOURCE_AGENT;
- }
- else if (mListener
- && gInventory.isObjectDescendentOf(mListener->getUUID(), gInventory.getLibraryRootFolderID()))
- {
- src = LLToolDragAndDrop::SOURCE_LIBRARY;
- }
- can_drag = root->startDrag(src);
- if (can_drag)
- {
- // if (mListener) mListener->startDrag();
- // RN: when starting drag and drop, clear out last auto-open
- root->autoOpenTest(NULL);
- root->setShowSelectionContext(TRUE);
- // Release keyboard focus, so that if stuff is dropped into the
- // world, pressing the delete key won't blow away the inventory
- // item.
- gFocusMgr.setKeyboardFocus(NULL);
- return LLToolDragAndDrop::getInstance()->handleHover( x, y, mask );
- }
- }
- }
- if (can_drag)
- {
- gViewerWindow->setCursor(UI_CURSOR_ARROW);
- }
- else
- {
- gViewerWindow->setCursor(UI_CURSOR_NOLOCKED);
- }
- return TRUE;
- }
- else
- {
- getRoot()->setShowSelectionContext(FALSE);
- gViewerWindow->setCursor(UI_CURSOR_ARROW);
- // let parent handle this then...
- return FALSE;
- }
- }
- BOOL LLFolderViewItem::handleDoubleClick( S32 x, S32 y, MASK mask )
- {
- preview();
- return TRUE;
- }
- BOOL LLFolderViewItem::handleMouseUp( S32 x, S32 y, MASK mask )
- {
- if (LLView::childrenHandleMouseUp(x, y, mask))
- {
- return TRUE;
- }
-
- // if mouse hasn't moved since mouse down...
- if ( pointInView(x, y) && mSelectPending )
- {
- //...then select
- if(mask & MASK_CONTROL)
- {
- changeSelectionFromRoot(this, !mIsSelected);
- }
- else if (mask & MASK_SHIFT)
- {
- extendSelectionFromRoot(this);
- }
- else
- {
- setSelectionFromRoot(this, FALSE);
- }
- }
- mSelectPending = FALSE;
- if( hasMouseCapture() )
- {
- getRoot()->setShowSelectionContext(FALSE);
- gFocusMgr.setMouseCapture( NULL );
- }
- return TRUE;
- }
- BOOL LLFolderViewItem::handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop,
- EDragAndDropType cargo_type,
- void* cargo_data,
- EAcceptance* accept,
- std::string& tooltip_msg)
- {
- BOOL accepted = FALSE;
- BOOL handled = FALSE;
- if(mListener)
- {
- accepted = mListener->dragOrDrop(mask,drop,cargo_type,cargo_data);
- handled = accepted;
- if (accepted)
- {
- mDragAndDropTarget = TRUE;
- *accept = ACCEPT_YES_MULTI;
- }
- else
- {
- *accept = ACCEPT_NO;
- }
- }
- if(mParentFolder && !handled)
- {
- // store this item to get it in LLFolderBridge::dragItemIntoFolder on drop event.
- mRoot->setDraggingOverItem(this);
- handled = mParentFolder->handleDragAndDropFromChild(mask,drop,cargo_type,cargo_data,accept,tooltip_msg);
- mRoot->setDraggingOverItem(NULL);
- }
- if (handled)
- {
- lldebugst(LLERR_USER_INPUT) << "dragAndDrop handled by LLFolderViewItem" << llendl;
- }
- return handled;
- }
- void LLFolderViewItem::draw()
- {
- if (mHidden) return;
- static LLUIColor sFgColor = LLUIColorTable::instance().getColor("MenuItemEnabledColor", DEFAULT_WHITE);
- static LLUIColor sHighlightBgColor = LLUIColorTable::instance().getColor("MenuItemHighlightBgColor", DEFAULT_WHITE);
- static LLUIColor sHighlightFgColor = LLUIColorTable::instance().getColor("MenuItemHighlightFgColor", DEFAULT_WHITE);
- static LLUIColor sFocusOutlineColor =
- LLUIColorTable::instance().getColor("InventoryFocusOutlineColor", DEFAULT_WHITE);
- static LLUIColor sFilterBGColor = LLUIColorTable::instance().getColor("FilterBackgroundColor", DEFAULT_WHITE);
- static LLUIColor sFilterTextColor = LLUIColorTable::instance().getColor("FilterTextColor", DEFAULT_WHITE);
- static LLUIColor sSuffixColor = LLUIColorTable::instance().getColor("InventoryItemSuffixColor", DEFAULT_WHITE);
- static LLUIColor sSearchStatusColor = LLUIColorTable::instance().getColor("InventorySearchStatusColor", DEFAULT_WHITE);
- const Params& default_params = LLUICtrlFactory::getDefaultParams<LLFolderViewItem>();
- const S32 TOP_PAD = default_params.item_top_pad;
- bool possibly_has_children = false;
- bool up_to_date = mListener && mListener->isUpToDate();
- if((up_to_date && hasVisibleChildren() ) || // we fetched our children and some of them have passed the filter...
- (!up_to_date && mListener && mListener->hasChildren())) // ...or we know we have children but haven't fetched them (doesn't obey filter)
- {
- possibly_has_children = true;
- }
- if(/*mControlLabel[0] != ' ' && */possibly_has_children)
- {
- LLUIImage* arrow_image = default_params.folder_arrow_image;
- gl_draw_scaled_rotated_image(
- mIndentation, getRect().getHeight() - ARROW_SIZE - TEXT_PAD - TOP_PAD,
- ARROW_SIZE, ARROW_SIZE, mControlLabelRotation, arrow_image->getImage(), sFgColor);
- }
- // See also LLFolderView::updateRenamerPosition()
- F32 text_left = (F32)(ARROW_SIZE + TEXT_PAD + ICON_WIDTH + ICON_PAD + mIndentation);
- LLFontGL* font = getLabelFontForStyle(mLabelStyle);
- // If we have keyboard focus, draw selection filled
- BOOL show_context = getRoot()->getShowSelectionContext();
- BOOL filled = show_context || (getRoot()->getParentPanel()->hasFocus());
- const S32 FOCUS_LEFT = 1;
- S32 focus_top = getRect().getHeight();
- S32 focus_bottom = getRect().getHeight() - mItemHeight;
- bool folder_open = (getRect().getHeight() > mItemHeight + 4);
- // always render "current" item, only render other selected items if
- // mShowSingleSelection is FALSE
- if( mIsSelected )
- {
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- LLColor4 bg_color = sHighlightBgColor;
- if (!mIsCurSelection)
- {
- // do time-based fade of extra objects
- F32 fade_time = getRoot()->getSelectionFadeElapsedTime();
- if (getRoot()->getShowSingleSelection())
- {
- // fading out
- bg_color.mV[VALPHA] = clamp_rescale(fade_time, 0.f, 0.4f, bg_color.mV[VALPHA], 0.f);
- }
- else
- {
- // fading in
- bg_color.mV[VALPHA] = clamp_rescale(fade_time, 0.f, 0.4f, 0.f, bg_color.mV[VALPHA]);
- }
- }
- gl_rect_2d(
- FOCUS_LEFT,
- focus_top,
- getRect().getWidth() - 2,
- focus_bottom,
- bg_color, filled);
- if (mIsCurSelection)
- {
- gl_rect_2d(
- FOCUS_LEFT,
- focus_top,
- getRect().getWidth() - 2,
- focus_bottom,
- sFocusOutlineColor, FALSE);
- }
- if (folder_open)
- {
- gl_rect_2d(
- FOCUS_LEFT,
- focus_bottom + 1, // overlap with bottom edge of above rect
- getRect().getWidth() - 2,
- 0,
- sFocusOutlineColor, FALSE);
- if (show_context)
- {
- gl_rect_2d(
- FOCUS_LEFT,
- focus_bottom + 1,
- getRect().getWidth() - 2,
- 0,
- sHighlightBgColor, TRUE);
- }
- }
- }
- if (mDragAndDropTarget)
- {
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- gl_rect_2d(
- FOCUS_LEFT,
- focus_top,
- getRect().getWidth() - 2,
- focus_bottom,
- sHighlightBgColor, FALSE);
- if (folder_open)
- {
- gl_rect_2d(
- FOCUS_LEFT,
- focus_bottom + 1, // overlap with bottom edge of above rect
- getRect().getWidth() - 2,
- 0,
- sHighlightBgColor, FALSE);
- }
- mDragAndDropTarget = FALSE;
- }
- S32 icon_x = mIndentation + ARROW_SIZE + TEXT_PAD;
- // First case is used for open folders
- if (!mIconOpen.isNull() && (llabs(mControlLabelRotation) > 80))
- {
- mIconOpen->draw(icon_x, getRect().getHeight() - mIconOpen->getHeight() - TOP_PAD + 1);
- }
- else if(mIcon)
- {
- mIcon->draw(icon_x, getRect().getHeight() - mIcon->getHeight() - TOP_PAD + 1);
- }
- if (!mLabel.empty())
- {
- // highlight filtered text
- BOOL debug_filters = getRoot()->getDebugFilters();
- LLColor4 color = ( (mIsSelected && filled) ? sHighlightFgColor : sFgColor );
- F32 right_x;
- F32 y = (F32)getRect().getHeight() - font->getLineHeight() - (F32)TEXT_PAD - (F32)TOP_PAD;
- if (debug_filters)
- {
- if (!getFiltered() && !possibly_has_children)
- {
- color.mV[VALPHA] *= 0.5f;
- }
- LLColor4 filter_color = mLastFilterGeneration >= getRoot()->getFilter()->getCurrentGeneration() ? LLColor4(0.5f, 0.8f, 0.5f, 1.f) : LLColor4(0.8f, 0.5f, 0.5f, 1.f);
- LLFontGL::getFontMonospace()->renderUTF8(
- mStatusText, 0, text_left, y, filter_color,
- LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW,
- S32_MAX, S32_MAX, &right_x, FALSE );
- text_left = right_x;
- }
- font->renderUTF8( mLabel, 0, text_left, y, color,
- LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW,
- S32_MAX, getRect().getWidth() - (S32) text_left, &right_x, TRUE);
- // LLViewerInventoryCategory *item = 0;
- // if (getListener())
- // item = gInventory.getCategory(getListener()->getUUID());
- bool root_is_loading = false;
- if (getListener() && gInventory.isObjectDescendentOf(getListener()->getUUID(),gInventory.getRootFolderID()))
- {
- // Descendent of my inventory.
- root_is_loading = gInventory.myInventoryFetchInProgress();
- }
- if (getListener() && gInventory.isObjectDescendentOf(getListener()->getUUID(),gInventory.getLibraryRootFolderID()))
- {
- // Descendent of library
- root_is_loading = gInventory.libraryFetchInProgress();
- }
-
- if ( (mIsLoading && mTimeSinceRequestStart.getElapsedTimeF32() >= gSavedSettings.getF32("FolderLoadingMessageWaitTime"))
- || (LLInventoryModel::backgroundFetchActive() && root_is_loading && mShowLoadStatus) )
- {
- std::string load_string = " ( " + LLTrans::getString("LoadingData") + " ) ";
- font->renderUTF8(load_string, 0, right_x, y, sSearchStatusColor,
- LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW, S32_MAX, S32_MAX, &right_x, FALSE);
- }
- if (!mLabelSuffix.empty())
- {
- font->renderUTF8( mLabelSuffix, 0, right_x, y, sSuffixColor,
- LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW,
- S32_MAX, S32_MAX, &right_x, FALSE );
- }
- if (mStringMatchOffset != std::string::npos)
- {
- // don't draw backgrounds for zero-length strings
- S32 filter_string_length = getRoot()->getFilterSubString().size();
- if (filter_string_length > 0)
- {
- std::string combined_string = mLabel + mLabelSuffix;
- S32 left = llround(text_left) + font->getWidth(combined_string, 0, mStringMatchOffset) - 1;
- S32 right = left + font->getWidth(combined_string, mStringMatchOffset, filter_string_length) + 2;
- S32 bottom = llfloor(getRect().getHeight() - font->getLineHeight() - 3 - TOP_PAD);
- S32 top = getRect().getHeight() - TOP_PAD;
-
- LLUIImage* box_image = default_params.selection_image;
- LLRect box_rect(left, top, right, bottom);
- box_image->draw(box_rect, sFilterBGColor);
- F32 match_string_left = text_left + font->getWidthF32(combined_string, 0, mStringMatchOffset);
- F32 yy = (F32)getRect().getHeight() - font->getLineHeight() - (F32)TEXT_PAD - (F32)TOP_PAD;
- font->renderUTF8( combined_string, mStringMatchOffset, match_string_left, yy,
- sFilterTextColor, LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW,
- filter_string_length, S32_MAX, &right_x, FALSE );
- }
- }
- }
- }
- ///----------------------------------------------------------------------------
- /// Class LLFolderViewFolder
- ///----------------------------------------------------------------------------
- LLFolderViewFolder::LLFolderViewFolder( const LLFolderViewItem::Params& p ):
- LLFolderViewItem( p ), // 0 = no create time
- mIsOpen(FALSE),
- mExpanderHighlighted(FALSE),
- mCurHeight(0.f),
- mTargetHeight(0.f),
- mAutoOpenCountdown(0.f),
- mSubtreeCreationDate(0),
- mAmTrash(LLFolderViewFolder::UNKNOWN),
- mLastArrangeGeneration( -1 ),
- mLastCalculatedWidth(0),
- mCompletedFilterGeneration(-1),
- mMostFilteredDescendantGeneration(-1),
- mNeedsSort(false)
- {}
- // Destroys the object
- LLFolderViewFolder::~LLFolderViewFolder( void )
- {
- // The LLView base class takes care of object destruction. make sure that we
- // don't have mouse or keyboard focus
- gFocusMgr.releaseFocusIfNeeded( this ); // calls onCommit()
- }
- // addToFolder() returns TRUE if it succeeds. FALSE otherwise
- BOOL LLFolderViewFolder::addToFolder(LLFolderViewFolder* folder, LLFolderView* root)
- {
- if (!folder)
- {
- return FALSE;
- }
- mParentFolder = folder;
- root->addItemID(getListener()->getUUID(), this);
- return folder->addFolder(this);
- }
- // Finds width and height of this object and it's children. Also
- // makes sure that this view and it's children are the right size.
- S32 LLFolderViewFolder::arrange( S32* width, S32* height, S32 filter_generation)
- {
- // sort before laying out contents
- if (mNeedsSort)
- {
- mFolders.sort(mSortFunction);
- mItems.sort(mSortFunction);
- mNeedsSort = false;
- }
- mHasVisibleChildren = hasFilteredDescendants(filter_generation);
- LLInventoryFilter::EFolderShow show_folder_state = getRoot()->getFilter()->getShowFolderState();
- // calculate height as a single item (without any children), and reshapes rectangle to match
- LLFolderViewItem::arrange( width, height, filter_generation );
- // clamp existing animated height so as to never get smaller than a single item
- mCurHeight = llmax((F32)*height, mCurHeight);
- // initialize running height value as height of single item in case we have no children
- *height = getItemHeight();
- F32 running_height = (F32)*height;
- F32 target_height = (F32)*height;
- // are my children visible?
- if (needsArrange())
- {
- // set last arrange generation first, in case children are animating
- // and need to be arranged again
- mLastArrangeGeneration = getRoot()->getArrangeGeneration();
- if (mIsOpen)
- {
- // Add sizes of children
- S32 parent_item_height = getRect().getHeight();
- for(folders_t::iterator fit = mFolders.begin(); fit != mFolders.end(); ++fit)
- {
- LLFolderViewFolder* folderp = (*fit);
- if (getRoot()->getDebugFilters())
- {
- folderp->setVisible(TRUE);
- }
- else
- {
- folderp->setVisible(show_folder_state == LLInventoryFilter::SHOW_ALL_FOLDERS || // always show folders?
- (folderp->getFiltered(filter_generation) || folderp->hasFilteredDescendants(filter_generation))); // passed filter or has descendants that passed filter
- }
- if (folderp->getVisible())
- {
- S32 child_width = *width;
- S32 child_height = 0;
- S32 child_top = parent_item_height - llround(running_height);
- target_height += folderp->arrange( &child_width, &child_height, filter_generation );
- running_height += (F32)child_height;
- *width = llmax(*width, child_width);
- folderp->setOrigin( 0, child_top - folderp->getRect().getHeight() );
- }
- }
- for(items_t::iterator iit = mItems.begin();
- iit != mItems.end(); ++iit)
- {
- LLFolderViewItem* itemp = (*iit);
- if (getRoot()->getDebugFilters())
- {
- itemp->setVisible(TRUE);
- }
- else
- {
- itemp->setVisible(itemp->getFiltered(filter_generation));
- }
- if (itemp->getVisible())
- {
- S32 child_width = *width;
- S32 child_height = 0;
- S32 child_top = parent_item_height - llround(running_height);
- target_height += itemp->arrange( &child_width, &child_height, filter_generation );
- // don't change width, as this item is as wide as its parent folder by construction
- itemp->reshape( itemp->getRect().getWidth(), child_height);
- running_height += (F32)child_height;
- *width = llmax(*width, child_width);
- itemp->setOrigin( 0, child_top - itemp->getRect().getHeight() );
- }
- }
- }
- mTargetHeight = target_height;
- // cache this width so next time we can just return it
- mLastCalculatedWidth = *width;
- }
- else
- {
- // just use existing width
- *width = mLastCalculatedWidth;
- }
- // animate current height towards target height
- if (llabs(mCurHeight - mTargetHeight) > 1.f)
- {
- mCurHeight = lerp(mCurHeight, mTargetHeight, LLCriticalDamp::getInterpolant(mIsOpen ? FOLDER_OPEN_TIME_CONSTANT : FOLDER_CLOSE_TIME_CONSTANT));
- requestArrange();
- // hide child elements that fall out of current animated height
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- // number of pixels that bottom of folder label is from top of parent folder
- if (getRect().getHeight() - (*fit)->getRect().mTop + (*fit)->getItemHeight()
- > llround(mCurHeight) + MAX_FOLDER_ITEM_OVERLAP)
- {
- // hide if beyond current folder height
- (*fit)->setVisible(FALSE);
- }
- }
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- // number of pixels that bottom of item label is from top of parent folder
- if (getRect().getHeight() - (*iit)->getRect().mBottom
- > llround(mCurHeight) + MAX_FOLDER_ITEM_OVERLAP)
- {
- (*iit)->setVisible(FALSE);
- }
- }
- }
- else
- {
- mCurHeight = mTargetHeight;
- }
- // don't change width as this item is already as wide as its parent folder
- reshape(getRect().getWidth(),llround(mCurHeight));
- // pass current height value back to parent
- *height = llround(mCurHeight);
- return llround(mTargetHeight);
- }
- BOOL LLFolderViewFolder::needsArrange()
- {
- return mLastArrangeGeneration < getRoot()->getArrangeGeneration();
- }
- void LLFolderViewFolder::requestSort()
- {
- mNeedsSort = true;
- // whenever item order changes, we need to lay things out again
- requestArrange();
- }
- void LLFolderViewFolder::setCompletedFilterGeneration(S32 generation, BOOL recurse_up)
- {
- mMostFilteredDescendantGeneration = llmin(mMostFilteredDescendantGeneration, generation);
- mCompletedFilterGeneration = generation;
- // only aggregate up if we are a lower (older) value
- if (recurse_up && mParentFolder && generation < mParentFolder->getCompletedFilterGeneration())
- {
- mParentFolder->setCompletedFilterGeneration(generation, TRUE);
- }
- }
- void LLFolderViewFolder::filter( LLInventoryFilter& filter)
- {
- S32 filter_generation = filter.getCurrentGeneration();
- // if failed to pass filter newer than must_pass_generation
- // you will automatically fail this time, so we only
- // check against items that have passed the filter
- S32 must_pass_generation = filter.getMustPassGeneration();
-
- bool autoopen_folders = (filter.hasFilterString());
- // if we have already been filtered against this generation, skip out
- if (getCompletedFilterGeneration() >= filter_generation)
- {
- return;
- }
- // filter folder itself
- if (getLastFilterGeneration() < filter_generation)
- {
- if (getLastFilterGeneration() >= must_pass_generation && // folder has been compared to a valid precursor filter
- !mPassedFilter) // and did not pass the filter
- {
- // go ahead and flag this folder as done
- mLastFilterGeneration = filter_generation;
- }
- else
- {
- // filter self only on first pass through
- LLFolderViewItem::filter( filter );
- }
- if (mHidden)
- {
- setOpen();
- }
- }
- if (getRoot()->getDebugFilters())
- {
- mStatusText = llformat("%d", mLastFilterGeneration);
- mStatusText += llformat("(%d)", mCompletedFilterGeneration);
- mStatusText += llformat("+%d", mMostFilteredDescendantGeneration);
- }
- // all descendants have been filtered later than must pass generation
- // but none passed
- if(getCompletedFilterGeneration() >= must_pass_generation && !hasFilteredDescendants(must_pass_generation))
- {
- // don't traverse children if we've already filtered them since must_pass_generation
- // and came back with nothing
- return;
- }
- // we entered here with at least one filter iteration left
- // check to see if we have any more before continuing on to children
- if (filter.getFilterCount() < 0)
- {
- return;
- }
- // when applying a filter, matching folders get their contents downloaded first
- if (filter.isNotDefault() && getFiltered(filter.getMinRequiredGeneration()) && (mListener && !gInventory.isCategoryComplete(mListener->getUUID())))
- {
- gInventory.startBackgroundFetch(mListener->getUUID());
- }
- // now query children
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();
- ++iter)
- {
- LLFolderViewFolder* folder = (*iter);
- // have we run out of iterations this frame?
- if (filter.getFilterCount() < 0)
- {
- break;
- }
- // mMostFilteredDescendantGeneration might have been reset
- // in which case we need to update it even for folders that
- // don't need to be filtered anymore
- if (folder->getCompletedFilterGeneration() >= filter_generation)
- {
- // track latest generation to pass any child items
- if (folder->getFiltered() || folder->hasFilteredDescendants(filter.getMinRequiredGeneration()))
- {
- mMostFilteredDescendantGeneration = filter_generation;
- }
- // just skip it, it has already been filtered
- continue;
- }
- // update this folders filter status (and children)
- folder->filter( filter );
- // track latest generation to pass any child items
- if (folder->getFiltered() || folder->hasFilteredDescendants(filter_generation))
- {
- mMostFilteredDescendantGeneration = filter_generation;
- if (getRoot()->needsAutoSelect() && autoopen_folders)
- {
- folder->setOpenArrangeRecursively(TRUE);
- }
- }
- }
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();
- ++iter)
- {
- LLFolderViewItem* item = (*iter);
- if (filter.getFilterCount() < 0)
- {
- break;
- }
- if (item->getLastFilterGeneration() >= filter_generation)
- {
- if (item->getFiltered())
- {
- mMostFilteredDescendantGeneration = filter_generation;
- }
- continue;
- }
- if (item->getLastFilterGeneration() >= must_pass_generation &&
- !item->getFiltered(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->setFiltered(FALSE, filter_generation);
- continue;
- }
- item->filter( filter );
- if (item->getFiltered(filter.getMinRequiredGeneration()))
- {
- mMostFilteredDescendantGeneration = filter_generation;
- }
- }
- // if we didn't use all filter iterations
- // that means we filtered all of our descendants
- // instead of exhausting the filter count for this frame
- if (filter.getFilterCount() > 0)
- {
- // flag this folder as having completed filter pass for all descendants
- setCompletedFilterGeneration(filter_generation, FALSE/*dont recurse up to root*/);
- }
- }
- void LLFolderViewFolder::setFiltered(BOOL filtered, S32 filter_generation)
- {
- // if this folder is now filtered, but wasn't before
- // (it just passed)
- if (filtered && !mPassedFilter)
- {
- // reset current height, because last time we drew it
- // it might have had more visible items than now
- mCurHeight = 0.f;
- }
- LLFolderViewItem::setFiltered(filtered, filter_generation);
- }
- void LLFolderViewFolder::dirtyFilter()
- {
- // we're a folder, so invalidate our completed generation
- setCompletedFilterGeneration(-1, FALSE);
- LLFolderViewItem::dirtyFilter();
- }
- BOOL LLFolderViewFolder::hasFilteredDescendants()
- {
- return mMostFilteredDescendantGeneration >= getRoot()->getFilter()->getCurrentGeneration();
- }
- // Passes selection information on to children and record selection
- // information if necessary.
- BOOL LLFolderViewFolder::setSelection(LLFolderViewItem* selection, BOOL openitem,
- BOOL take_keyboard_focus)
- {
- BOOL rv = FALSE;
- if( selection == this )
- {
- mIsSelected = TRUE;
- if(mListener)
- {
- mListener->selectItem();
- }
- rv = TRUE;
- }
- else
- {
- mIsSelected = FALSE;
- rv = FALSE;
- }
- BOOL child_selected = FALSE;
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- if((*fit)->setSelection(selection, openitem, take_keyboard_focus))
- {
- rv = TRUE;
- child_selected = TRUE;
- mNumDescendantsSelected++;
- }
- }
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- if((*iit)->setSelection(selection, openitem, take_keyboard_focus))
- {
- rv = TRUE;
- child_selected = TRUE;
- mNumDescendantsSelected++;
- }
- }
- if(openitem && child_selected)
- {
- setOpenArrangeRecursively(TRUE);
- }
- return rv;
- }
- // This method is used to change the selection of an item. If
- // selection is 'this', then note selection as true. Returns TRUE
- // if this or a child is now selected.
- BOOL LLFolderViewFolder::changeSelection(LLFolderViewItem* selection,
- BOOL selected)
- {
- BOOL rv = FALSE;
- if(selection == this)
- {
- mIsSelected = selected;
- if(mListener && selected)
- {
- mListener->selectItem();
- }
- rv = TRUE;
- }
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- if((*fit)->changeSelection(selection, selected))
- {
- if (selected)
- {
- mNumDescendantsSelected++;
- }
- else
- {
- mNumDescendantsSelected--;
- }
- rv = TRUE;
- }
- }
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- if((*iit)->changeSelection(selection, selected))
- {
- if (selected)
- {
- mNumDescendantsSelected++;
- }
- else
- {
- mNumDescendantsSelected--;
- }
- rv = TRUE;
- }
- }
- return rv;
- }
- S32 LLFolderViewFolder::extendSelection(LLFolderViewItem* selection, LLFolderViewItem* last_selected, LLDynamicArray<LLFolderViewItem*>& selected_items)
- {
- S32 num_selected = 0;
- // pass on to child folders first
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- num_selected += (*fit)->extendSelection(selection, last_selected, selected_items);
- mNumDescendantsSelected += num_selected;
- }
- // handle selection of our immediate children...
- BOOL reverse_select = FALSE;
- BOOL found_last_selected = FALSE;
- BOOL found_selection = FALSE;
- LLDynamicArray<LLFolderViewItem*> items_to_select;
- LLFolderViewItem* item;
- //...folders first...
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- item = (*fit);
- if(item == selection)
- {
- found_selection = TRUE;
- }
- else if (item == last_selected)
- {
- found_last_selected = TRUE;
- if (found_selection)
- {
- reverse_select = TRUE;
- }
- }
- if (found_selection || found_last_selected)
- {
- // deselect currently selected items so they can be pushed back on queue
- if (item->isSelected())
- {
- item->changeSelection(item, FALSE);
- }
- items_to_select.put(item);
- }
- if (found_selection && found_last_selected)
- {
- break;
- }
- }
- if (!(found_selection && found_last_selected))
- {
- //,,,then items
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- item = (*iit);
- if(item == selection)
- {
- found_selection = TRUE;
- }
- else if (item == last_selected)
- {
- found_last_selected = TRUE;
- if (found_selection)
- {
- reverse_select = TRUE;
- }
- }
- if (found_selection || found_last_selected)
- {
- // deselect currently selected items so they can be pushed back on queue
- if (item->isSelected())
- {
- item->changeSelection(item, FALSE);
- }
- items_to_select.put(item);
- }
- if (found_selection && found_last_selected)
- {
- break;
- }
- }
- }
- if (found_last_selected && found_selection)
- {
- // we have a complete selection inside this folder
- for (S32 index = reverse_select ? items_to_select.getLength() - 1 : 0;
- reverse_select ? index >= 0 : index < items_to_select.getLength(); reverse_select ? index-- : index++)
- {
- LLFolderViewItem* item = items_to_select[index];
- if (item->changeSelection(item, TRUE))
- {
- selected_items.put(item);
- mNumDescendantsSelected++;
- num_selected++;
- }
- }
- }
- else if (found_selection)
- {
- // last selection was not in this folder....go ahead and select just the new item
- if (selection->changeSelection(selection, TRUE))
- {
- selected_items.put(selection);
- mNumDescendantsSelected++;
- num_selected++;
- }
- }
- return num_selected;
- }
- void LLFolderViewFolder::recursiveDeselect(BOOL deselect_self)
- {
- // make sure we don't have negative values
- llassert(mNumDescendantsSelected >= 0);
- if (mIsSelected && deselect_self)
- {
- mIsSelected = FALSE;
- // update ancestors' count of selected descendents
- LLFolderViewFolder* parent_folder = getParentFolder();
- while(parent_folder)
- {
- parent_folder->mNumDescendantsSelected--;
- parent_folder = parent_folder->getParentFolder();
- }
- }
- if (0 == mNumDescendantsSelected)
- {
- return;
- }
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- LLFolderViewItem* item = (*iit);
- item->recursiveDeselect(TRUE);
- }
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- LLFolderViewFolder* folder = (*fit);
- folder->recursiveDeselect(TRUE);
- }
- }
- void LLFolderViewFolder::destroyView()
- {
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- LLFolderViewItem* item = (*iit);
- getRoot()->removeItemID(item->getListener()->getUUID());
- }
- std::for_each(mItems.begin(), mItems.end(), DeletePointer());
- mItems.clear();
- while (!mFolders.empty())
- {
- LLFolderViewFolder *folderp = mFolders.back();
- folderp->destroyView(); // removes entry from mFolders
- }
- deleteAllChildren();
- if (mParentFolder)
- {
- mParentFolder->removeView(this);
- }
- }
- // remove the specified item (and any children) if possible. Return
- // TRUE if the item was deleted.
- BOOL LLFolderViewFolder::removeItem(LLFolderViewItem* item)
- {
- if(item->remove())
- {
- //RN: this seem unneccessary as remove() moves to trash
- //removeView(item);
- return TRUE;
- }
- return FALSE;
- }
- // simply remove the view (and any children) Don't bother telling the
- // listeners.
- void LLFolderViewFolder::removeView(LLFolderViewItem* item)
- {
- if (!item || item->getParentFolder() != this)
- {
- return;
- }
- // deselect without traversing hierarchy
- item->recursiveDeselect(TRUE);
- getRoot()->removeFromSelectionList(item);
- extractItem(item);
- delete item;
- }
- // extractItem() removes the specified item from the folder, but
- // doesn't delete it.
- void LLFolderViewFolder::extractItem( LLFolderViewItem* item )
- {
- items_t::iterator it = std::find(mItems.begin(), mItems.end(), item);
- if(it == mItems.end())
- {
- // This is an evil downcast. However, it's only doing
- // pointer comparison to find if (which it should be ) the
- // item is in the container, so it's pretty safe.
- LLFolderViewFolder* f = reinterpret_cast<LLFolderViewFolder*>(item);
- folders_t::iterator ft;
- ft = std::find(mFolders.begin(), mFolders.end(), f);
- if(ft != mFolders.end())
- {
- mFolders.erase(ft);
- }
- }
- else
- {
- mItems.erase(it);
- }
- //item has been removed, need to update filter
- dirtyFilter();
- //because an item is going away regardless of filter status, force rearrange
- requestArrange();
- getRoot()->removeItemID(item->getListener()->getUUID());
- removeChild(item);
- }
- bool LLFolderViewFolder::isTrash() const
- {
- if (mAmTrash == LLFolderViewFolder::UNKNOWN)
- {
- mAmTrash = mListener->getUUID() == gInventory.findCategoryUUIDForType(LLFolderType::FT_TRASH, false) ? LLFolderViewFolder::TRASH : LLFolderViewFolder::NOT_TRASH;
- }
- return mAmTrash == LLFolderViewFolder::TRASH;
- }
- void LLFolderViewFolder::sortBy(U32 order)
- {
- if (!mSortFunction.updateSort(order))
- {
- // No changes.
- return;
- }
- // Propegate this change to sub folders
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- (*fit)->sortBy(order);
- }
- mFolders.sort(mSortFunction);
- mItems.sort(mSortFunction);
- if (order & LLInventoryFilter::SO_DATE)
- {
- time_t latest = 0;
- if (!mItems.empty())
- {
- LLFolderViewItem* item = *(mItems.begin());
- latest = item->getCreationDate();
- }
- if (!mFolders.empty())
- {
- LLFolderViewFolder* folder = *(mFolders.begin());
- if (folder->getCreationDate() > latest)
- {
- latest = folder->getCreationDate();
- }
- }
- mSubtreeCreationDate = latest;
- }
- }
- void LLFolderViewFolder::setItemSortOrder(U32 ordering)
- {
- if (mSortFunction.updateSort(ordering))
- {
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- (*fit)->setItemSortOrder(ordering);
- }
- mFolders.sort(mSortFunction);
- mItems.sort(mSortFunction);
- }
- }
- EInventorySortGroup LLFolderViewFolder::getSortGroup() const
- {
- if (isTrash())
- {
- return SG_TRASH_FOLDER;
- }
- if( mListener )
- {
- if(LLFolderType::lookupIsProtectedType(mListener->getPreferredType()))
- {
- return SG_SYSTEM_FOLDER;
- }
- }
- return SG_NORMAL_FOLDER;
- }
- BOOL LLFolderViewFolder::isMovable()
- {
- if( mListener )
- {
- if( !(mListener->isItemMovable()) )
- {
- return FALSE;
- }
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- if(!(*iit)->isMovable())
- {
- return FALSE;
- }
- }
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- if(!(*fit)->isMovable())
- {
- return FALSE;
- }
- }
- }
- return TRUE;
- }
- BOOL LLFolderViewFolder::isRemovable()
- {
- if( mListener )
- {
- if( !(mListener->isItemRemovable()) )
- {
- return FALSE;
- }
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- if(!(*iit)->isRemovable())
- {
- return FALSE;
- }
- }
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- if(!(*fit)->isRemovable())
- {
- return FALSE;
- }
- }
- }
- return TRUE;
- }
- // this is an internal method used for adding items to folders.
- BOOL LLFolderViewFolder::addItem(LLFolderViewItem* item)
- {
- mItems.push_back(item);
- item->setRect(LLRect(0, 0, getRect().getWidth(), 0));
- item->setVisible(FALSE);
- addChild( item );
- item->dirtyFilter();
- requestArrange();
- requestSort();
- return TRUE;
- }
- // this is an internal method used for adding items to folders.
- BOOL LLFolderViewFolder::addFolder(LLFolderViewFolder* folder)
- {
- mFolders.push_back(folder);
- folder->setOrigin(0, 0);
- folder->reshape(getRect().getWidth(), 0);
- folder->setVisible(FALSE);
- addChild( folder );
- folder->dirtyFilter();
- // rearrange all descendants too, as our indentation level might have changed
- folder->requestArrange(TRUE);
- requestSort();
- return TRUE;
- }
- void LLFolderViewFolder::requestArrange(BOOL include_descendants)
- {
- mLastArrangeGeneration = -1;
- // flag all items up to root
- if (mParentFolder)
- {
- mParentFolder->requestArrange();
- }
- if (include_descendants)
- {
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();
- ++iter)
- {
- (*iter)->requestArrange(TRUE);
- }
- }
- }
- void LLFolderViewFolder::toggleOpen()
- {
- setOpen(!mIsOpen);
- }
- // Force a folder open or closed
- void LLFolderViewFolder::setOpen(BOOL openitem)
- {
- setOpenArrangeRecursively(openitem);
- }
- void LLFolderViewFolder::setOpenArrangeRecursively(BOOL openitem, ERecurseType recurse)
- {
- BOOL was_open = mIsOpen;
- mIsOpen = openitem;
- if (mListener)
- {
- if(!was_open && openitem)
- {
- mListener->openItem();
- }
- else if(was_open && !openitem)
- {
- mListener->closeItem();
- }
- }
- if (recurse == RECURSE_DOWN || recurse == RECURSE_UP_DOWN)
- {
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- (*fit)->setOpenArrangeRecursively(openitem, RECURSE_DOWN); /* Flawfinder: ignore */
- }
- }
- if (mParentFolder && (recurse == RECURSE_UP || recurse == RECURSE_UP_DOWN))
- {
- mParentFolder->setOpenArrangeRecursively(openitem, RECURSE_UP);
- }
- if (was_open != mIsOpen)
- {
- requestArrange();
- }
- }
- BOOL LLFolderViewFolder::handleDragAndDropFromChild(MASK mask,
- BOOL drop,
- EDragAndDropType c_type,
- void* cargo_data,
- EAcceptance* accept,
- std::string& tooltip_msg)
- {
- BOOL accepted = mListener && mListener->dragOrDrop(mask,drop,c_type,cargo_data);
- if (accepted)
- {
- mDragAndDropTarget = TRUE;
- *accept = ACCEPT_YES_MULTI;
- }
- else
- {
- *accept = ACCEPT_NO;
- }
- // drag and drop to child item, so clear pending auto-opens
- getRoot()->autoOpenTest(NULL);
- return TRUE;
- }
- void LLFolderViewFolder::openItem( void )
- {
- toggleOpen();
- }
- void LLFolderViewFolder::applyFunctorToChildren(LLFolderViewFunctor& functor)
- {
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- functor.doItem((*fit));
- }
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- functor.doItem((*iit));
- }
- }
- void LLFolderViewFolder::applyFunctorRecursively(LLFolderViewFunctor& functor)
- {
- functor.doFolder(this);
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- (*fit)->applyFunctorRecursively(functor);
- }
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- functor.doItem((*iit));
- }
- }
- void LLFolderViewFolder::applyListenerFunctorRecursively(LLFolderViewListenerFunctor& functor)
- {
- functor(mListener);
- for (folders_t::iterator iter = mFolders.begin();
- iter != mFolders.end();)
- {
- folders_t::iterator fit = iter++;
- (*fit)->applyListenerFunctorRecursively(functor);
- }
- for (items_t::iterator iter = mItems.begin();
- iter != mItems.end();)
- {
- items_t::iterator iit = iter++;
- (*iit)->applyListenerFunctorRecursively(functor);
- }
- }
- // LLView functionality
- BOOL LLFolderViewFolder::handleDragAndDrop(S32 x, S32 y, MASK mask,
- BOOL drop,
- EDragAndDropType cargo_type,
- void* cargo_data,
- EAcceptance* accept,
- std::string& tooltip_msg)
- {
- LLFolderView* root_view = getRoot();
- BOOL handled = FALSE;
- if(mIsOpen)
- {
- handled = childrenHandleDragAndDrop(x, y, mask, drop, cargo_type,
- cargo_data, accept, tooltip_msg) != NULL;
- }
- if (!handled)
- {
- BOOL accepted = mListener && mListener->dragOrDrop(mask, drop,cargo_type,cargo_data);
- if (accepted)
- {
- mDragAndDropTarget = TRUE;
- *accept = ACCEPT_YES_MULTI;
- }
- else
- {
- *accept = ACCEPT_NO;
- }
- if (!drop && accepted)
- {
- root_view->autoOpenTest(this);
- }
- lldebugst(LLERR_USER_INPUT) << "dragAndDrop handled by LLFolderViewFolder" << llendl;
- }
- return TRUE;
- }
- BOOL LLFolderViewFolder::handleRightMouseDown( S32 x, S32 y, MASK mask )
- {
- BOOL handled = FALSE;
- // fetch contents of this folder, as context menu can depend on contents
- // still, user would have to open context menu again to see the changes
- gInventory.fetchDescendentsOf(mListener->getUUID());
- if( mIsOpen )
- {
- handled = childrenHandleRightMouseDown( x, y, mask ) != NULL;
- }
- if (!handled)
- {
- handled = LLFolderViewItem::handleRightMouseDown( x, y, mask );
- }
- return handled;
- }
- BOOL LLFolderViewFolder::handleHover(S32 x, S32 y, MASK mask)
- {
- BOOL handled = LLView::handleHover(x, y, mask);
- if (!handled)
- {
- // this doesn't do child processing
- handled = LLFolderViewItem::handleHover(x, y, mask);
- }
- return handled;
- }
- BOOL LLFolderViewFolder::handleMouseDown( S32 x, S32 y, MASK mask )
- {
- BOOL handled = FALSE;
- if( mIsOpen )
- {
- handled = childrenHandleMouseDown(x,y,mask) != NULL;
- }
- if( !handled )
- {
- if(mIndentation < x && x < mIndentation + ARROW_SIZE + TEXT_PAD)
- {
- toggleOpen();
- handled = TRUE;
- }
- else
- {
- // do normal selection logic
- handled = LLFolderViewItem::handleMouseDown(x, y, mask);
- }
- }
- return handled;
- }
- BOOL LLFolderViewFolder::handleDoubleClick( S32 x, S32 y, MASK mask )
- {
- /* Disable outfit double click to wear
- const LLUUID &cat_uuid = getListener()->getUUID();
- const LLViewerInventoryCategory *cat = gInventory.getCategory(cat_uuid);
- if (cat && cat->getPreferredType() == LLFolderType::FT_OUTFIT)
- {
- getListener()->performAction(NULL, NULL,"replaceoutfit");
- return TRUE;
- }
- */
- BOOL handled = FALSE;
- if( mIsOpen )
- {
- handled = childrenHandleDoubleClick( x, y, mask ) != NULL;
- }
- if( !handled )
- {
- if(mIndentation < x && x < mIndentation + ARROW_SIZE + TEXT_PAD)
- {
- // don't select when user double-clicks plus sign
- // so as not to contradict single-click behavior
- toggleOpen();
- }
- else
- {
- setSelectionFromRoot(this, FALSE);
- toggleOpen();
- }
- handled = TRUE;
- }
- return handled;
- }
- void LLFolderViewFolder::draw()
- {
- if (mAutoOpenCountdown != 0.f)
- {
- mControlLabelRotation = mAutoOpenCountdown * -90.f;
- }
- else if (mIsOpen)
- {
- mControlLabelRotation = lerp(mControlLabelRotation, -90.f, LLCriticalDamp::getInterpolant(0.04f));
- }
- else
- {
- mControlLabelRotation = lerp(mControlLabelRotation, 0.f, LLCriticalDamp::getInterpolant(0.025f));
- }
- bool possibly_has_children = false;
- bool up_to_date = mListener && mListener->isUpToDate();
- if(!up_to_date && mListener && mListener->hasChildren()) // we know we have children but haven't fetched them (doesn't obey filter)
- {
- possibly_has_children = true;
- }
- BOOL loading = ( mIsOpen && possibly_has_children && !up_to_date );
- if ( loading && !mIsLoading )
- {
- // Measure how long we've been in the loading state
- mTimeSinceRequestStart.reset();
- }
- mIsLoading = loading;
- LLFolderViewItem::draw();
- // draw children if root folder, or any other folder that is open or animating to closed state
- if( getRoot() == this || (mIsOpen || mCurHeight != mTargetHeight ))
- {
- LLView::draw();
- }
- mExpanderHighlighted = FALSE;
- }
- time_t LLFolderViewFolder::getCreationDate() const
- {
- return llmax<time_t>(mCreationDate, mSubtreeCreationDate);
- }
- BOOL LLFolderViewFolder::potentiallyVisible()
- {
- // folder should be visible by it's own filter status
- return LLFolderViewItem::potentiallyVisible()
- // or one or more of its descendants have passed the minimum filter requirement
- || hasFilteredDescendants(getRoot()->getFilter()->getMinRequiredGeneration())
- // or not all of its descendants have been checked against minimum filter requirement
- || getCompletedFilterGeneration() < getRoot()->getFilter()->getMinRequiredGeneration();
- }
- // this does prefix traversal, as folders are listed above their contents
- LLFolderViewItem* LLFolderViewFolder::getNextFromChild( LLFolderViewItem* item, BOOL include_children )
- {
- BOOL found_item = FALSE;
- LLFolderViewItem* result = NULL;
- // when not starting from a given item, start at beginning
- if(item == NULL)
- {
- found_item = TRUE;
- }
- // find current item among children
- folders_t::iterator fit = mFolders.begin();
- folders_t::iterator fend = mFolders.end();
- items_t::iterator iit = mItems.begin();
- items_t::iterator iend = mItems.end();
- // if not trivially starting at the beginning, we have to find the current item
- if (!found_item)
- {
- // first, look among folders, since they are always above items
- for(; fit != fend; ++fit)
- {
- if(item == (*fit))
- {
- found_item = TRUE;
- // if we are on downwards traversal
- if (include_children && (*fit)->isOpen())
- {
- // look for first descendant
- return (*fit)->getNextFromChild(NULL, TRUE);
- }
- // otherwise advance to next folder
- ++fit;
- include_children = TRUE;
- break;
- }
- }
- // didn't find in folders? Check items...
- if (!found_item)
- {
- for(; iit != iend; ++iit)
- {
- if(item == (*iit))
- {
- found_item = TRUE;
- // point to next item
- ++iit;
- break;
- }
- }
- }
- }
- if (!found_item)
- {
- // you should never call this method with an item that isn't a child
- // so we should always find something
- llassert(FALSE);
- return NULL;
- }
- // at this point, either iit or fit point to a candidate "next" item
- // if both are out of range, we need to punt up to our parent
- // now, starting from found folder, continue through folders
- // searching for next visible folder
- while(fit != fend && !(*fit)->getVisible())
- {
- // turn on downwards traversal for next folder
- ++fit;
- }
- if (fit != fend)
- {
- result = (*fit);
- }
- else
- {
- // otherwise, scan for next visible item
- while(iit != iend && !(*iit)->getVisible())
- {
- ++iit;
- }
- // check to see if we have a valid item
- if (iit != iend)
- {
- result = (*iit);
- }
- }
- if( !result && mParentFolder )
- {
- // If there are no siblings or children to go to, recurse up one level in the tree
- // and skip children for this folder, as we've already discounted them
- result = mParentFolder->getNextFromChild(this, FALSE);
- }
- return result;
- }
- // this does postfix traversal, as folders are listed above their contents
- LLFolderViewItem* LLFolderViewFolder::getPreviousFromChild( LLFolderViewItem* item, BOOL include_children )
- {
- BOOL found_item = FALSE;
- LLFolderViewItem* result = NULL;
- // when not starting from a given item, start at end
- if(item == NULL)
- {
- found_item = TRUE;
- }
- // find current item among children
- folders_t::reverse_iterator fit = mFolders.rbegin();
- folders_t::reverse_iterator fend = mFolders.rend();
- items_t::reverse_iterator iit = mItems.rbegin();
- items_t::reverse_iterator iend = mItems.rend();
- // if not trivially starting at the end, we have to find the current item
- if (!found_item)
- {
- // first, look among items, since they are always below the folders
- for(; iit != iend; ++iit)
- {
- if(item == (*iit))
- {
- found_item = TRUE;
- // point to next item
- ++iit;
- break;
- }
- }
- // didn't find in items? Check folders...
- if (!found_item)
- {
- for(; fit != fend; ++fit)
- {
- if(item == (*fit))
- {
- found_item = TRUE;
- // point to next folder
- ++fit;
- break;
- }
- }
- }
- }
- if (!found_item)
- {
- // you should never call this method with an item that isn't a child
- // so we should always find something
- llassert(FALSE);
- return NULL;
- }
- // at this point, either iit or fit point to a candidate "next" item
- // if both are out of range, we need to punt up to our parent
- // now, starting from found item, continue through items
- // searching for next visible item
- while(iit != iend && !(*iit)->getVisible())
- {
- ++iit;
- }
- if (iit != iend)
- {
- // we found an appropriate item
- result = (*iit);
- }
- else
- {
- // otherwise, scan for next visible folder
- while(fit != fend && !(*fit)->getVisible())
- {
- ++fit;
- }
- // check to see if we have a valid folder
- if (fit != fend)
- {
- // try selecting child element of this folder
- if ((*fit)->isOpen())
- {
- result = (*fit)->getPreviousFromChild(NULL);
- }
- else
- {
- result = (*fit);
- }
- }
- }
- if( !result )
- {
- // If there are no siblings or children to go to, recurse up one level in the tree
- // which gets back to this folder, which will only be visited if it is a valid, visible item
- result = this;
- }
- return result;
- }
- bool LLInventorySort::updateSort(U32 order)
- {
- if (order != mSortOrder)
- {
- mSortOrder = order;
- mByDate = (order & LLInventoryFilter::SO_DATE);
- mSystemToTop = (order & LLInventoryFilter::SO_SYSTEM_FOLDERS_TO_TOP);
- mFoldersByName = (order & LLInventoryFilter::SO_FOLDERS_BY_NAME);
- return true;
- }
- return false;
- }
- bool LLInventorySort::operator()(const LLFolderViewItem* const& a, const LLFolderViewItem* const& b)
- {
- // ignore sort order for landmarks in the Favorites folder.
- // they should be always sorted as in Favorites bar. See EXT-719
- if (a->getSortGroup() == SG_ITEM && b->getSortGroup() == SG_ITEM
- && a->getListener()->getInventoryType() == LLInventoryType::IT_LANDMARK
- && b->getListener()->getInventoryType() == LLInventoryType::IT_LANDMARK)
- {
- static const LLUUID& favorites_folder_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_FAVORITE);
- LLUUID a_uuid = a->getParentFolder()->getListener()->getUUID();
- LLUUID b_uuid = b->getParentFolder()->getListener()->getUUID();
- if ((a_uuid == favorites_folder_id && b_uuid == favorites_folder_id))
- {
- // *TODO: mantipov: probably it is better to add an appropriate method to LLFolderViewItem
- // or to LLInvFVBridge
- LLViewerInventoryItem* aitem = (static_cast<const LLItemBridge*>(a->getListener()))->getItem();
- LLViewerInventoryItem* bitem = (static_cast<const LLItemBridge*>(b->getListener()))->getItem();
- if (!aitem || !bitem)
- return false;
- S32 a_sort = aitem->getSortField();
- S32 b_sort = bitem->getSortField();
- return a_sort < b_sort;
- }
- }
- // We sort by name if we aren't sorting by date
- // OR if these are folders and we are sorting folders by name.
- bool by_name = (!mByDate
- || (mFoldersByName
- && (a->getSortGroup() != SG_ITEM)));
- if (a->getSortGroup() != b->getSortGroup())
- {
- if (mSystemToTop)
- {
- // Group order is System Folders, Trash, Normal Folders, Items
- return (a->getSortGroup() < b->getSortGroup());
- }
- else if (mByDate)
- {
- // Trash needs to go to the bottom if we are sorting by date
- if ( (a->getSortGroup() == SG_TRASH_FOLDER)
- || (b->getSortGroup() == SG_TRASH_FOLDER))
- {
- return (b->getSortGroup() == SG_TRASH_FOLDER);
- }
- }
- }
- if (by_name)
- {
- S32 compare = LLStringUtil::compareDict(a->getLabel(), b->getLabel());
- if (0 == compare)
- {
- return (a->getCreationDate() > b->getCreationDate());
- }
- else
- {
- return (compare < 0);
- }
- }
- else
- {
- // BUG: This is very very slow. The getCreationDate() is log n in number
- // of inventory items.
- time_t first_create = a->getCreationDate();
- time_t second_create = b->getCreationDate();
- if (first_create == second_create)
- {
- return (LLStringUtil::compareDict(a->getLabel(), b->getLabel()) < 0);
- }
- else
- {
- return (first_create > second_create);
- }
- }
- }