diff options
Diffstat (limited to 'indra/llui/llfolderviewitem.cpp')
| -rw-r--r-- | indra/llui/llfolderviewitem.cpp | 4734 |
1 files changed, 2368 insertions, 2366 deletions
diff --git a/indra/llui/llfolderviewitem.cpp b/indra/llui/llfolderviewitem.cpp index a9e1171444..2bbf23c4bf 100644 --- a/indra/llui/llfolderviewitem.cpp +++ b/indra/llui/llfolderviewitem.cpp @@ -1,2366 +1,2368 @@ -/** -* @file llfolderviewitem.cpp -* @brief Items and folders that can appear in a hierarchical folder view -* -* $LicenseInfo:firstyear=2001&license=viewerlgpl$ -* 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 "../newview/llviewerprecompiledheaders.h" - -#include "llflashtimer.h" - -#include "linden_common.h" -#include "llfolderviewitem.h" -#include "llfolderview.h" -#include "llfolderviewmodel.h" -#include "llpanel.h" -#include "llcallbacklist.h" -#include "llcriticaldamp.h" -#include "llclipboard.h" -#include "llfocusmgr.h" // gFocusMgr -#include "lltrans.h" -#include "llwindow.h" - -///---------------------------------------------------------------------------- -/// Class LLFolderViewItem -///---------------------------------------------------------------------------- - -static LLDefaultChildRegistry::Register<LLFolderViewItem> r("folder_view_item"); - -// statics -std::map<U8, LLFontGL*> LLFolderViewItem::sFonts; // map of styles to fonts - -bool LLFolderViewItem::sColorSetInitialized = false; -LLUIColor LLFolderViewItem::sFgColor; -LLUIColor LLFolderViewItem::sHighlightBgColor; -LLUIColor LLFolderViewItem::sFlashBgColor; -LLUIColor LLFolderViewItem::sFocusOutlineColor; -LLUIColor LLFolderViewItem::sMouseOverColor; -LLUIColor LLFolderViewItem::sFilterBGColor; -LLUIColor LLFolderViewItem::sFilterTextColor; -LLUIColor LLFolderViewItem::sSuffixColor; -LLUIColor LLFolderViewItem::sSearchStatusColor; - -// 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() -: 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(), - allow_wear("allow_wear", true), - allow_drop("allow_drop", true), - font_color("font_color"), - font_highlight_color("font_highlight_color"), - left_pad("left_pad", 0), - icon_pad("icon_pad", 0), - icon_width("icon_width", 0), - text_pad("text_pad", 0), - text_pad_right("text_pad_right", 0), - single_folder_mode("single_folder_mode", false), - double_click_override("double_click_override", false), - arrow_size("arrow_size", 0), - max_folder_item_overlap("max_folder_item_overlap", 0) -{ } - -// Default constructor -LLFolderViewItem::LLFolderViewItem(const LLFolderViewItem::Params& p) -: LLView(p), - mLabelWidth(0), - mLabelWidthDirty(false), - mSuffixNeedsRefresh(false), - mLabelPaddingRight(DEFAULT_LABEL_PADDING_RIGHT), - mParentFolder( NULL ), - mIsSelected( FALSE ), - mIsCurSelection( FALSE ), - mSelectPending(FALSE), - mIsItemCut(false), - mCutGeneration(0), - mLabelStyle( LLFontGL::NORMAL ), - mHasVisibleChildren(FALSE), - mLocalIndentation(p.folder_indentation), - mIndentation(0), - mItemHeight(p.item_height), - mControlLabelRotation(0.f), - mDragAndDropTarget(FALSE), - mLabel(p.name), - mRoot(p.root), - mViewModelItem(p.listener), - mIsMouseOverTitle(false), - mAllowWear(p.allow_wear), - mAllowDrop(p.allow_drop), - mFontColor(p.font_color), - mFontHighlightColor(p.font_highlight_color), - mLeftPad(p.left_pad), - mIconPad(p.icon_pad), - mIconWidth(p.icon_width), - mTextPad(p.text_pad), - mTextPadRight(p.text_pad_right), - mArrowSize(p.arrow_size), - mSingleFolderMode(p.single_folder_mode), - mMaxFolderItemOverlap(p.max_folder_item_overlap), - mDoubleClickOverride(p.double_click_override) -{ - if (!sColorSetInitialized) - { - sFgColor = LLUIColorTable::instance().getColor("MenuItemEnabledColor", DEFAULT_WHITE); - sHighlightBgColor = LLUIColorTable::instance().getColor("MenuItemHighlightBgColor", DEFAULT_WHITE); - sFlashBgColor = LLUIColorTable::instance().getColor("MenuItemFlashBgColor", DEFAULT_WHITE); - sFocusOutlineColor = LLUIColorTable::instance().getColor("InventoryFocusOutlineColor", DEFAULT_WHITE); - sMouseOverColor = LLUIColorTable::instance().getColor("InventoryMouseOverColor", DEFAULT_WHITE); - sFilterBGColor = LLUIColorTable::instance().getColor("FilterBackgroundColor", DEFAULT_WHITE); - sFilterTextColor = LLUIColorTable::instance().getColor("FilterTextColor", DEFAULT_WHITE); - sSuffixColor = LLUIColorTable::instance().getColor("InventoryItemLinkColor", DEFAULT_WHITE); - sSearchStatusColor = LLUIColorTable::instance().getColor("InventorySearchStatusColor", DEFAULT_WHITE); - sColorSetInitialized = true; - } - - if (mViewModelItem) - { - mViewModelItem->setFolderViewItem(this); - } -} - -// Destroys the object -LLFolderViewItem::~LLFolderViewItem() -{ - mViewModelItem = NULL; - gFocusMgr.removeKeyboardFocusWithoutCallback(this); -} - -BOOL LLFolderViewItem::postBuild() -{ - LLFolderViewModelItem* vmi = getViewModelItem(); - llassert(vmi); // not supposed to happen, if happens, find out why and fix - if (vmi) - { - // getDisplayName() is expensive (due to internal getLabelSuffix() and name building) - // it also sets search strings so it requires a filter reset - mLabel = vmi->getDisplayName(); - setToolTip(vmi->getName()); - - // Dirty the filter flag of the model from the view (CHUI-849) - vmi->dirtyFilter(); - } - - // Don't do full refresh on constructor if it is possible to avoid - // it significantly slows down bulk view creation. - // Todo: Ideally we need to move getDisplayName() out of constructor as well. - // Like: make a logic that will let filter update search string, - // while LLFolderViewItem::arrange() updates visual part - mSuffixNeedsRefresh = true; - mLabelWidthDirty = true; - return TRUE; -} - -LLFolderView* LLFolderViewItem::getRoot() -{ - return mRoot; -} - -const LLFolderView* LLFolderViewItem::getRoot() const -{ - 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()) - { - 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; -} - -BOOL LLFolderViewItem::passedFilter(S32 filter_generation) -{ - return getViewModelItem()->passedFilter(filter_generation); -} - -BOOL LLFolderViewItem::isPotentiallyVisible(S32 filter_generation) -{ - if (filter_generation < 0) - { - filter_generation = getFolderViewModel()->getFilter().getFirstSuccessGeneration(); - } - LLFolderViewModelItem* model = getViewModelItem(); - BOOL visible = model->passedFilter(filter_generation); - if (model->getMarkedDirtyGeneration() >= filter_generation) - { - // unsure visibility state - // retaining previous visibility until item is updated or filter generation changes - visible |= getVisible(); - } - return visible; -} - -void LLFolderViewItem::refresh() -{ - LLFolderViewModelItem& vmi = *getViewModelItem(); - - mLabel = vmi.getDisplayName(); - setToolTip(vmi.getName()); - // icons are slightly expensive to get, can be optimized - // see LLInventoryIcon::getIcon() - mIcon = vmi.getIcon(); - mIconOpen = vmi.getIconOpen(); - mIconOverlay = vmi.getIconOverlay(); - - if (mRoot->useLabelSuffix()) - { - // Very Expensive! - // Can do a number of expensive checks, like checking active motions, wearables or friend list - mLabelStyle = vmi.getLabelStyle(); - mLabelSuffix = vmi.getLabelSuffix(); - } - - // Dirty the filter flag of the model from the view (CHUI-849) - vmi.dirtyFilter(); - - mLabelWidthDirty = true; - mSuffixNeedsRefresh = false; -} - -void LLFolderViewItem::refreshSuffix() -{ - LLFolderViewModelItem const* vmi = getViewModelItem(); - - // icons are slightly expensive to get, can be optimized - // see LLInventoryIcon::getIcon() - mIcon = vmi->getIcon(); - mIconOpen = vmi->getIconOpen(); - mIconOverlay = vmi->getIconOverlay(); - - if (mRoot->useLabelSuffix()) - { - // Very Expensive! - // Can do a number of expensive checks, like checking active motions, wearables or friend list - mLabelStyle = vmi->getLabelStyle(); - mLabelSuffix = vmi->getLabelSuffix(); - } - - mLabelWidthDirty = true; - mSuffixNeedsRefresh = false; -} - -// Utility function for LLFolderView -void LLFolderViewItem::arrangeAndSet(BOOL set_selection, - BOOL take_keyboard_focus) -{ - LLFolderView* root = getRoot(); - if (getParentFolder()) - { - getParentFolder()->requestArrange(); - } - if(set_selection) - { - getRoot()->setSelection(this, TRUE, take_keyboard_focus); - if(root) - { - root->scrollToShowSelection(); - } - } -} - - -std::set<LLFolderViewItem*> LLFolderViewItem::getSelectionList() const -{ - std::set<LLFolderViewItem*> selection; - return selection; -} - -// addToFolder() returns TRUE if it succeeds. FALSE otherwise -void LLFolderViewItem::addToFolder(LLFolderViewFolder* folder) -{ - folder->addItem(this); - - // Compute indentation since parent folder changed - mIndentation = (getParentFolder()) - ? getParentFolder()->getIndentation() + mLocalIndentation - : 0; -} - - -// Finds width and height of this object and its children. Also -// makes sure that this view and its children are the right size. -S32 LLFolderViewItem::arrange( S32* width, S32* height ) -{ - // Only indent deeper items in hierarchy - mIndentation = (getParentFolder()) - ? getParentFolder()->getIndentation() + mLocalIndentation - : 0; - if (mLabelWidthDirty) - { - if (mSuffixNeedsRefresh) - { - // Expensive. But despite refreshing label, - // it is purely visual, so it is fine to do at our laisure - refreshSuffix(); - } - mLabelWidth = getLabelXPos() + getLabelFontForStyle(mLabelStyle)->getWidth(mLabel) + getLabelFontForStyle(LLFontGL::NORMAL)->getWidth(mLabelSuffix) + mLabelPaddingRight; - mLabelWidthDirty = false; - } - - *width = llmax(*width, mLabelWidth); - - // 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() const -{ - return mItemHeight; -} - -S32 LLFolderViewItem::getLabelXPos() -{ - return getIndentation() + mArrowSize + mTextPad + mIconWidth + mIconPad; -} - -S32 LLFolderViewItem::getIconPad() -{ - return mIconPad; -} - -S32 LLFolderViewItem::getTextPad() -{ - return mTextPad; -} - -// *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) - { - selectItem(); - } - else if (mIsSelected) // Deselect everything else. - { - deselectItem(); - } - return mIsSelected; -} - -BOOL LLFolderViewItem::changeSelection(LLFolderViewItem* selection, BOOL selected) -{ - if (selection == this) - { - if (mIsSelected) - { - deselectItem(); - } - else - { - selectItem(); - } - return TRUE; - } - return FALSE; -} - -void LLFolderViewItem::deselectItem(void) -{ - mIsSelected = FALSE; -} - -void LLFolderViewItem::selectItem(void) -{ - if (mIsSelected == FALSE) - { - mIsSelected = TRUE; - getViewModelItem()->selectItem(); - } -} - -BOOL LLFolderViewItem::isMovable() -{ - return getViewModelItem()->isItemMovable(); -} - -BOOL LLFolderViewItem::isRemovable() -{ - return getViewModelItem()->isItemRemovable(); -} - -void LLFolderViewItem::destroyView() -{ - getRoot()->removeFromSelectionList(this); - - if (mParentFolder) - { - // removeView deletes me - mParentFolder->extractItem(this); - } - delete 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; - } - return getViewModelItem()->removeItem(); -} - -// Build an appropriate context menu for the item. -void LLFolderViewItem::buildContextMenu(LLMenuGL& menu, U32 flags) -{ - getViewModelItem()->buildContextMenu(menu, flags); -} - -void LLFolderViewItem::openItem( void ) -{ - if (mAllowWear || !getViewModelItem()->isItemWearable()) - { - getViewModelItem()->openItem(); - } -} - -void LLFolderViewItem::rename(const std::string& new_name) -{ - if( !new_name.empty() ) - { - getViewModelItem()->renameItem(new_name); - } -} - -const std::string& LLFolderViewItem::getName( void ) const -{ - static const std::string noName(""); - return getViewModelItem() ? getViewModelItem()->getName() : noName; -} - -// LLView functionality -BOOL LLFolderViewItem::handleRightMouseDown( S32 x, S32 y, MASK mask ) -{ - if(!mIsSelected) - { - getRoot()->setSelection(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) - { - getRoot()->changeSelection(this, !mIsSelected); - } - else if (mask & MASK_SHIFT) - { - getParentFolder()->extendSelectionTo(this); - } - else - { - getRoot()->setSelection(this, FALSE); - } - make_ui_sound("UISndClick"); - } - else - { - // If selected, we reserve the decision of deselecting/reselecting to the mouse up moment. - // This is necessary so we maintain selection consistent when starting a drag. - mSelectPending = TRUE; - } - - mDragStartX = x; - mDragStartY = y; - return TRUE; -} - -BOOL LLFolderViewItem::handleHover( S32 x, S32 y, MASK mask ) -{ - mIsMouseOverTitle = (y > (getRect().getHeight() - mItemHeight)); - - if( hasMouseCapture() && isMovable() ) - { - LLFolderView* root = getRoot(); - - if( (x - mDragStartX) * (x - mDragStartX) + (y - mDragStartY) * (y - mDragStartY) > DRAG_N_DROP_DISTANCE_THRESHOLD * DRAG_N_DROP_DISTANCE_THRESHOLD - && root->getAllowDrag() - && root->getCurSelectedItem() - && root->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); - - getWindow()->setCursor(UI_CURSOR_ARROW); - } - else if (x != mDragStartX || y != mDragStartY) - { - getWindow()->setCursor(UI_CURSOR_NOLOCKED); - } - - root->clearHoveredItem(); - return TRUE; - } - else - { - LLFolderView* pRoot = getRoot(); - pRoot->setHoveredItem(this); - pRoot->setShowSelectionContext(FALSE); - getWindow()->setCursor(UI_CURSOR_ARROW); - // let parent handle this then... - return FALSE; - } -} - - -BOOL LLFolderViewItem::handleDoubleClick( S32 x, S32 y, MASK mask ) -{ - openItem(); - 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) - { - getRoot()->changeSelection(this, !mIsSelected); - } - else if (mask & MASK_SHIFT) - { - getParentFolder()->extendSelectionTo(this); - } - else - { - getRoot()->setSelection(this, FALSE); - } - } - - mSelectPending = FALSE; - - if( hasMouseCapture() ) - { - if (getRoot()) - { - getRoot()->setShowSelectionContext(FALSE); - } - gFocusMgr.setMouseCapture( NULL ); - } - return TRUE; -} - -void LLFolderViewItem::onMouseLeave(S32 x, S32 y, MASK mask) -{ - mIsMouseOverTitle = false; - - // NOTE: LLViewerWindow::updateUI() calls "enter" before "leave"; if the mouse moved to another item, we can't just outright clear it - LLFolderView* pRoot = getRoot(); - if (this == pRoot->getHoveredItem()) - { - pRoot->clearHoveredItem(); - } -} - -BOOL LLFolderViewItem::handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop, - EDragAndDropType cargo_type, - void* cargo_data, - EAcceptance* accept, - std::string& tooltip_msg) -{ - BOOL handled = FALSE; - BOOL accepted = getViewModelItem()->dragOrDrop(mask,drop,cargo_type,cargo_data, tooltip_msg); - 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) - { - LL_DEBUGS("UserInput") << "dragAndDrop handled by LLFolderViewItem" << LL_ENDL; - } - - return handled; -} - -void LLFolderViewItem::drawOpenFolderArrow(const Params& default_params, const LLUIColor& fg_color) -{ - //--------------------------------------------------------------------------------// - // Draw open folder arrow - // - const S32 TOP_PAD = default_params.item_top_pad; - - if (hasVisibleChildren() || !isFolderComplete()) - { - LLUIImage* arrow_image = default_params.folder_arrow_image; - gl_draw_scaled_rotated_image( - mIndentation, getRect().getHeight() - mArrowSize - mTextPad - TOP_PAD, - mArrowSize, mArrowSize, mControlLabelRotation, arrow_image->getImage(), fg_color); - } -} - -/*virtual*/ bool LLFolderViewItem::isHighlightAllowed() -{ - return mIsSelected; -} - -/*virtual*/ bool LLFolderViewItem::isHighlightActive() -{ - return mIsCurSelection; -} - -/*virtual*/ bool LLFolderViewItem::isFadeItem() -{ - LLClipboard& clipboard = LLClipboard::instance(); - if (mCutGeneration != clipboard.getGeneration()) - { - mCutGeneration = clipboard.getGeneration(); - mIsItemCut = clipboard.isCutMode() - && ((getParentFolder() && getParentFolder()->isFadeItem()) - || getViewModelItem()->isCutToClipboard()); - } - return mIsItemCut; -} - -void LLFolderViewItem::drawHighlight(const BOOL showContent, const BOOL hasKeyboardFocus, const LLUIColor &selectColor, const LLUIColor &flashColor, - const LLUIColor &focusOutlineColor, const LLUIColor &mouseOverColor) -{ - const S32 focus_top = getRect().getHeight(); - const S32 focus_bottom = getRect().getHeight() - mItemHeight; - const bool folder_open = (getRect().getHeight() > mItemHeight + 4); - const S32 FOCUS_LEFT = 1; - - // Determine which background color to use for highlighting - LLUIColor bgColor = (isFlashing() ? flashColor : selectColor); - - //--------------------------------------------------------------------------------// - // Draw highlight for selected items - // Note: Always render "current" item or flashing item, only render other selected - // items if mShowSingleSelection is FALSE. - // - if (isHighlightAllowed()) - - { - gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); - - // Highlight for selected but not current items - if (!isHighlightActive() && !isFlashing()) - { - LLColor4 bg_color = bgColor; - // do time-based fade of extra objects - F32 fade_time = (getRoot() ? getRoot()->getSelectionFadeElapsedTime() : 0.0f); - if (getRoot() && 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, hasKeyboardFocus); - } - - // Highlight for currently selected or flashing item - if (isHighlightActive()) - { - // Background - gl_rect_2d(FOCUS_LEFT, - focus_top, - getRect().getWidth() - 2, - focus_bottom, - bgColor, hasKeyboardFocus); - // Outline - gl_rect_2d(FOCUS_LEFT, - focus_top, - getRect().getWidth() - 2, - focus_bottom, - focusOutlineColor, FALSE); - } - - if (folder_open) - { - gl_rect_2d(FOCUS_LEFT, - focus_bottom + 1, // overlap with bottom edge of above rect - getRect().getWidth() - 2, - 0, - focusOutlineColor, FALSE); - if (showContent && !isFlashing()) - { - gl_rect_2d(FOCUS_LEFT, - focus_bottom + 1, - getRect().getWidth() - 2, - 0, - bgColor, TRUE); - } - } - } - else if (mIsMouseOverTitle) - { - gl_rect_2d(FOCUS_LEFT, - focus_top, - getRect().getWidth() - 2, - focus_bottom, - mouseOverColor, FALSE); - } - - //--------------------------------------------------------------------------------// - // Draw DragNDrop highlight - // - if (mDragAndDropTarget) - { - gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); - gl_rect_2d(FOCUS_LEFT, - focus_top, - getRect().getWidth() - 2, - focus_bottom, - bgColor, FALSE); - if (folder_open) - { - gl_rect_2d(FOCUS_LEFT, - focus_bottom + 1, // overlap with bottom edge of above rect - getRect().getWidth() - 2, - 0, - bgColor, FALSE); - } - mDragAndDropTarget = FALSE; - } -} - -void LLFolderViewItem::drawLabel(const LLFontGL * font, const F32 x, const F32 y, const LLColor4& color, F32 &right_x) -{ - //--------------------------------------------------------------------------------// - // Draw the actual label text - // - font->renderUTF8(mLabel, 0, x, y, color, - LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW, - S32_MAX, getRect().getWidth() - (S32) x - mLabelPaddingRight, &right_x, /*use_ellipses*/TRUE); -} - -void LLFolderViewItem::draw() -{ - const BOOL show_context = (getRoot() ? getRoot()->getShowSelectionContext() : FALSE); - const BOOL filled = show_context || (getRoot() ? getRoot()->getParentPanel()->hasFocus() : FALSE); // If we have keyboard focus, draw selection filled - - const Params& default_params = LLUICtrlFactory::getDefaultParams<LLFolderViewItem>(); - const S32 TOP_PAD = default_params.item_top_pad; - - const LLFontGL* font = getLabelFontForStyle(mLabelStyle); - - getViewModelItem()->update(); - - if(!mSingleFolderMode) - { - drawOpenFolderArrow(default_params, sFgColor); - } - - drawHighlight(show_context, filled, sHighlightBgColor, sFlashBgColor, sFocusOutlineColor, sMouseOverColor); - - //--------------------------------------------------------------------------------// - // Draw open icon - // - const S32 icon_x = mIndentation + mArrowSize + mTextPad; - if (!mIconOpen.isNull() && (llabs(mControlLabelRotation) > 80)) // For open folders - { - 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 (mIconOverlay && getRoot()->showItemLinkOverlays()) - { - mIconOverlay->draw(icon_x, getRect().getHeight() - mIcon->getHeight() - TOP_PAD + 1); - } - - //--------------------------------------------------------------------------------// - // Exit if no label to draw - // - if (mLabel.empty()) - { - return; - } - - std::string::size_type filter_string_length = mViewModelItem->hasFilterStringMatch() ? mViewModelItem->getFilterStringSize() : 0; - F32 right_x = 0; - F32 y = (F32)getRect().getHeight() - font->getLineHeight() - (F32)mTextPad - (F32)TOP_PAD; - F32 text_left = (F32)getLabelXPos(); - std::string combined_string = mLabel + mLabelSuffix; - - const LLFontGL* suffix_font = getLabelFontForStyle(LLFontGL::NORMAL); - S32 filter_offset = mViewModelItem->getFilterStringOffset(); - if (filter_string_length > 0) - { - S32 bottom = llfloor(getRect().getHeight() - font->getLineHeight() - 3 - TOP_PAD); - S32 top = getRect().getHeight() - TOP_PAD; - if(mLabelSuffix.empty() || (font == suffix_font)) - { - S32 left = ll_round(text_left) + font->getWidth(combined_string, 0, mViewModelItem->getFilterStringOffset()) - 2; - S32 right = left + font->getWidth(combined_string, mViewModelItem->getFilterStringOffset(), filter_string_length) + 2; - - LLUIImage* box_image = default_params.selection_image; - LLRect box_rect(left, top, right, bottom); - box_image->draw(box_rect, sFilterBGColor); - } - else - { - S32 label_filter_length = llmin((S32)mLabel.size() - filter_offset, (S32)filter_string_length); - if(label_filter_length > 0) - { - S32 left = ll_round(text_left) + font->getWidthF32(mLabel, 0, llmin(filter_offset, (S32)mLabel.size())) - 2; - S32 right = left + font->getWidthF32(mLabel, filter_offset, label_filter_length) + 2; - LLUIImage* box_image = default_params.selection_image; - LLRect box_rect(left, top, right, bottom); - box_image->draw(box_rect, sFilterBGColor); - } - S32 suffix_filter_length = label_filter_length > 0 ? filter_string_length - label_filter_length : filter_string_length; - if(suffix_filter_length > 0) - { - S32 suffix_offset = llmax(0, filter_offset - (S32)mLabel.size()); - S32 left = ll_round(text_left) + font->getWidthF32(mLabel, 0, mLabel.size()) + suffix_font->getWidthF32(mLabelSuffix, 0, suffix_offset) - 2; - S32 right = left + suffix_font->getWidthF32(mLabelSuffix, suffix_offset, suffix_filter_length) + 2; - LLUIImage* box_image = default_params.selection_image; - LLRect box_rect(left, top, right, bottom); - box_image->draw(box_rect, sFilterBGColor); - } - } - } - - LLColor4 color = (mIsSelected && filled) ? mFontHighlightColor : mFontColor; - - if (isFadeItem()) - { - // Fade out item color to indicate it's being cut - color.mV[VALPHA] *= 0.5f; - } - drawLabel(font, text_left, y, color, right_x); - - //--------------------------------------------------------------------------------// - // Draw label suffix - // - if (!mLabelSuffix.empty()) - { - suffix_font->renderUTF8( mLabelSuffix, 0, right_x, y, isFadeItem() ? color : (LLColor4)sSuffixColor, - LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW, - S32_MAX, S32_MAX, &right_x); - } - - //--------------------------------------------------------------------------------// - // Highlight string match - // - if (filter_string_length > 0) - { - if(mLabelSuffix.empty() || (font == suffix_font)) - { - F32 match_string_left = text_left + font->getWidthF32(combined_string, 0, filter_offset + filter_string_length) - font->getWidthF32(combined_string, filter_offset, filter_string_length); - F32 yy = (F32)getRect().getHeight() - font->getLineHeight() - (F32)mTextPad - (F32)TOP_PAD; - font->renderUTF8(combined_string, filter_offset, match_string_left, yy, - sFilterTextColor, LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW, - filter_string_length, S32_MAX, &right_x); - } - else - { - S32 label_filter_length = llmin((S32)mLabel.size() - filter_offset, (S32)filter_string_length); - if(label_filter_length > 0) - { - F32 match_string_left = text_left + font->getWidthF32(mLabel, 0, filter_offset + label_filter_length) - font->getWidthF32(mLabel, filter_offset, label_filter_length); - F32 yy = (F32)getRect().getHeight() - font->getLineHeight() - (F32)mTextPad - (F32)TOP_PAD; - font->renderUTF8(mLabel, filter_offset, match_string_left, yy, - sFilterTextColor, LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW, - label_filter_length, S32_MAX, &right_x); - } - - S32 suffix_filter_length = label_filter_length > 0 ? filter_string_length - label_filter_length : filter_string_length; - if(suffix_filter_length > 0) - { - S32 suffix_offset = llmax(0, filter_offset - (S32)mLabel.size()); - F32 match_string_left = text_left + font->getWidthF32(mLabel, 0, mLabel.size()) + suffix_font->getWidthF32(mLabelSuffix, 0, suffix_offset + suffix_filter_length) - suffix_font->getWidthF32(mLabelSuffix, suffix_offset, suffix_filter_length); - F32 yy = (F32)getRect().getHeight() - suffix_font->getLineHeight() - (F32)mTextPad - (F32)TOP_PAD; - suffix_font->renderUTF8(mLabelSuffix, suffix_offset, match_string_left, yy, sFilterTextColor, - LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW, - suffix_filter_length, S32_MAX, &right_x); - } - } - - } - - //Gilbert Linden 9-20-2012: Although this should be legal, removing it because it causes the mLabelSuffix rendering to - //be distorted...oddly. I initially added this in but didn't need it after all. So removing to prevent unnecessary bug. - //LLView::draw(); -} - -const LLFolderViewModelInterface* LLFolderViewItem::getFolderViewModel( void ) const -{ - return getRoot()->getFolderViewModel(); -} - -LLFolderViewModelInterface* LLFolderViewItem::getFolderViewModel( void ) -{ - return getRoot()->getFolderViewModel(); -} - -bool LLFolderViewItem::isInSelection() const -{ - return mIsSelected || (mParentFolder && mParentFolder->isInSelection()); -} - - - -///---------------------------------------------------------------------------- -/// Class LLFolderViewFolder -///---------------------------------------------------------------------------- - -LLFolderViewFolder::LLFolderViewFolder( const LLFolderViewItem::Params& p ): - LLFolderViewItem( p ), - mIsOpen(FALSE), - mExpanderHighlighted(FALSE), - mCurHeight(0.f), - mTargetHeight(0.f), - mAutoOpenCountdown(0.f), - mIsFolderComplete(false), // folder might have children that are not loaded yet. - mAreChildrenInited(false), // folder might have children that are not built yet. - mLastArrangeGeneration( -1 ), - mLastCalculatedWidth(0) -{ -} - -void LLFolderViewFolder::updateLabelRotation() -{ - if (mAutoOpenCountdown != 0.f) - { - mControlLabelRotation = mAutoOpenCountdown * -90.f; - } - else if (isOpen()) - { - mControlLabelRotation = lerp(mControlLabelRotation, -90.f, LLSmoothInterpolation::getInterpolant(0.04f)); - } - else - { - mControlLabelRotation = lerp(mControlLabelRotation, 0.f, LLSmoothInterpolation::getInterpolant(0.025f)); - } -} - -// 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 -void LLFolderViewFolder::addToFolder(LLFolderViewFolder* folder) -{ - folder->addFolder(this); - - // Compute indentation since parent folder changed - mIndentation = (getParentFolder()) - ? getParentFolder()->getIndentation() + mLocalIndentation - : 0; - - if(isOpen() && folder->isOpen()) - { - requestArrange(); - } -} - -static LLTrace::BlockTimerStatHandle FTM_ARRANGE("Arrange"); - -// Make everything right and in the right place ready for drawing (CHUI-849) -// * Sort everything correctly if necessary -// * Turn widgets visible/invisible according to their model filtering state -// * Takes animation state into account for opening/closing of folders (this makes widgets visible/invisible) -// * Reposition visible widgets so that they line up correctly with no gap -// * Compute the width and height of the current folder and its children -// * Makes sure that this view and its children are the right size -S32 LLFolderViewFolder::arrange( S32* width, S32* height ) -{ - // Sort before laying out contents - // Note that we sort from the root (CHUI-849) - if (mAreChildrenInited) - { - getRoot()->getFolderViewModel()->sort(this); - } - - LL_RECORD_BLOCK_TIME(FTM_ARRANGE); - - // evaluate mHasVisibleChildren - mHasVisibleChildren = false; - if (mAreChildrenInited && getViewModelItem()->descendantsPassedFilter()) - { - // We have to verify that there's at least one child that's not filtered out - bool found = false; - // Try the items first - for (items_t::iterator iit = mItems.begin(); iit != mItems.end(); ++iit) - { - LLFolderViewItem* itemp = (*iit); - found = itemp->isPotentiallyVisible(); - if (found) - break; - } - if (!found) - { - // If no item found, try the folders - for (folders_t::iterator fit = mFolders.begin(); fit != mFolders.end(); ++fit) - { - LLFolderViewFolder* folderp = (*fit); - found = folderp->isPotentiallyVisible(); - if (found) - break; - } - } - - mHasVisibleChildren = found; - } - if (!mIsFolderComplete && mAreChildrenInited) - { - mIsFolderComplete = getFolderViewModel()->isFolderComplete(this); - } - - - - // calculate height as a single item (without any children), and reshapes rectangle to match - LLFolderViewItem::arrange( width, height ); - - // 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 - 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 (isOpen()) - { - // Add sizes of children - S32 parent_item_height = getRect().getHeight(); - - for(folders_t::iterator fit = mFolders.begin(); fit != mFolders.end(); ++fit) - { - LLFolderViewFolder* folderp = (*fit); - folderp->setVisible(folderp->isPotentiallyVisible()); - - if (folderp->getVisible()) - { - S32 child_width = *width; - S32 child_height = 0; - S32 child_top = parent_item_height - ll_round(running_height); - - target_height += folderp->arrange( &child_width, &child_height ); - - 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); - itemp->setVisible(itemp->isPotentiallyVisible()); - - if (itemp->getVisible()) - { - S32 child_width = *width; - S32 child_height = 0; - S32 child_top = parent_item_height - ll_round(running_height); - - target_height += itemp->arrange( &child_width, &child_height ); - // 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, LLSmoothInterpolation::getInterpolant(isOpen() ? 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() - > ll_round(mCurHeight) + mMaxFolderItemOverlap) - { - // 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 - > ll_round(mCurHeight) + mMaxFolderItemOverlap) - { - (*iit)->setVisible(FALSE); - } - } - } - else - { - mCurHeight = mTargetHeight; - } - - // don't change width as this item is already as wide as its parent folder - reshape(getRect().getWidth(),ll_round(mCurHeight)); - - // pass current height value back to parent - *height = ll_round(mCurHeight); - - return ll_round(mTargetHeight); -} - -BOOL LLFolderViewFolder::needsArrange() -{ - return mLastArrangeGeneration < getRoot()->getArrangeGeneration(); -} - -bool LLFolderViewFolder::descendantsPassedFilter(S32 filter_generation) -{ - return getViewModelItem()->descendantsPassedFilter(filter_generation); -} - -// 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) - { - if (!isSelected()) - { - selectItem(); - } - rv = TRUE; - } - else - { - if (isSelected()) - { - deselectItem(); - } - 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; - } - } - 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; - } - } - if(openitem && child_selected && !mSingleFolderMode) - { - setOpenArrangeRecursively(TRUE); - } - return rv; -} - -// This method is used to change the selection of an item. -// Recursively traverse all children; if 'selection' is 'this' then change -// the select status if necessary. -// Returns TRUE if the selection state of this folder, or of a child, was changed. -BOOL LLFolderViewFolder::changeSelection(LLFolderViewItem* selection, BOOL selected) -{ - BOOL rv = FALSE; - if(selection == this) - { - if (isSelected() != selected) - { - rv = TRUE; - if (selected) - { - selectItem(); - } - else - { - deselectItem(); - } - } - } - - for (folders_t::iterator iter = mFolders.begin(); - iter != mFolders.end();) - { - folders_t::iterator fit = iter++; - if((*fit)->changeSelection(selection, selected)) - { - rv = TRUE; - } - } - for (items_t::iterator iter = mItems.begin(); - iter != mItems.end();) - { - items_t::iterator iit = iter++; - if((*iit)->changeSelection(selection, selected)) - { - rv = TRUE; - } - } - return rv; -} - -LLFolderViewFolder* LLFolderViewFolder::getCommonAncestor(LLFolderViewItem* item_a, LLFolderViewItem* item_b, bool& reverse) -{ - if (!item_a->getParentFolder() || !item_b->getParentFolder()) return NULL; - - std::deque<LLFolderViewFolder*> item_a_ancestors; - - LLFolderViewFolder* parent = item_a->getParentFolder(); - while(parent) - { - item_a_ancestors.push_back(parent); - parent = parent->getParentFolder(); - } - - std::deque<LLFolderViewFolder*> item_b_ancestors; - - parent = item_b->getParentFolder(); - while(parent) - { - item_b_ancestors.push_back(parent); - parent = parent->getParentFolder(); - } - - LLFolderViewFolder* common_ancestor = item_a->getRoot(); - - while(item_a_ancestors.size() > item_b_ancestors.size()) - { - item_a = item_a_ancestors.front(); - item_a_ancestors.pop_front(); - } - - while(item_b_ancestors.size() > item_a_ancestors.size()) - { - item_b = item_b_ancestors.front(); - item_b_ancestors.pop_front(); - } - - while(item_a_ancestors.size()) - { - common_ancestor = item_a_ancestors.front(); - - if (item_a_ancestors.front() == item_b_ancestors.front()) - { - // which came first, sibling a or sibling b? - for (folders_t::iterator it = common_ancestor->mFolders.begin(), end_it = common_ancestor->mFolders.end(); - it != end_it; - ++it) - { - LLFolderViewItem* item = *it; - - if (item == item_a) - { - reverse = false; - return common_ancestor; - } - if (item == item_b) - { - reverse = true; - return common_ancestor; - } - } - - for (items_t::iterator it = common_ancestor->mItems.begin(), end_it = common_ancestor->mItems.end(); - it != end_it; - ++it) - { - LLFolderViewItem* item = *it; - - if (item == item_a) - { - reverse = false; - return common_ancestor; - } - if (item == item_b) - { - reverse = true; - return common_ancestor; - } - } - break; - } - - item_a = item_a_ancestors.front(); - item_a_ancestors.pop_front(); - item_b = item_b_ancestors.front(); - item_b_ancestors.pop_front(); - } - - return NULL; -} - -void LLFolderViewFolder::gatherChildRangeExclusive(LLFolderViewItem* start, LLFolderViewItem* end, bool reverse, std::vector<LLFolderViewItem*>& items) -{ - bool selecting = start == NULL; - if (reverse) - { - for (items_t::reverse_iterator it = mItems.rbegin(), end_it = mItems.rend(); - it != end_it; - ++it) - { - if (*it == end) - { - return; - } - if (selecting && (*it)->getVisible()) - { - items.push_back(*it); - } - - if (*it == start) - { - selecting = true; - } - } - for (folders_t::reverse_iterator it = mFolders.rbegin(), end_it = mFolders.rend(); - it != end_it; - ++it) - { - if (*it == end) - { - return; - } - - if (selecting && (*it)->getVisible()) - { - items.push_back(*it); - } - - if (*it == start) - { - selecting = true; - } - } - } - else - { - for (folders_t::iterator it = mFolders.begin(), end_it = mFolders.end(); - it != end_it; - ++it) - { - if (*it == end) - { - return; - } - - if (selecting && (*it)->getVisible()) - { - items.push_back(*it); - } - - if (*it == start) - { - selecting = true; - } - } - for (items_t::iterator it = mItems.begin(), end_it = mItems.end(); - it != end_it; - ++it) - { - if (*it == end) - { - return; - } - - if (selecting && (*it)->getVisible()) - { - items.push_back(*it); - } - - if (*it == start) - { - selecting = true; - } - } - } -} - -void LLFolderViewFolder::extendSelectionTo(LLFolderViewItem* new_selection) -{ - if (getRoot()->getAllowMultiSelect() == FALSE) return; - - LLFolderViewItem* cur_selected_item = getRoot()->getCurSelectedItem(); - if (cur_selected_item == NULL) - { - cur_selected_item = new_selection; - } - - - bool reverse = false; - LLFolderViewFolder* common_ancestor = getCommonAncestor(cur_selected_item, new_selection, reverse); - if (!common_ancestor) return; - - LLFolderViewItem* last_selected_item_from_cur = cur_selected_item; - LLFolderViewFolder* cur_folder = cur_selected_item->getParentFolder(); - - std::vector<LLFolderViewItem*> items_to_select_forward; - - while(cur_folder != common_ancestor) - { - cur_folder->gatherChildRangeExclusive(last_selected_item_from_cur, NULL, reverse, items_to_select_forward); - - last_selected_item_from_cur = cur_folder; - cur_folder = cur_folder->getParentFolder(); - } - - std::vector<LLFolderViewItem*> items_to_select_reverse; - - LLFolderViewItem* last_selected_item_from_new = new_selection; - cur_folder = new_selection->getParentFolder(); - while(cur_folder != common_ancestor) - { - cur_folder->gatherChildRangeExclusive(last_selected_item_from_new, NULL, !reverse, items_to_select_reverse); - - last_selected_item_from_new = cur_folder; - cur_folder = cur_folder->getParentFolder(); - } - - common_ancestor->gatherChildRangeExclusive(last_selected_item_from_cur, last_selected_item_from_new, reverse, items_to_select_forward); - - for (std::vector<LLFolderViewItem*>::reverse_iterator it = items_to_select_reverse.rbegin(), end_it = items_to_select_reverse.rend(); - it != end_it; - ++it) - { - items_to_select_forward.push_back(*it); - } - - LLFolderView* root = getRoot(); - - BOOL selection_reverse = new_selection->isSelected(); //indication that some elements are being deselected - - // array always go from 'will be selected' to ' will be unselected', iterate - // in opposite direction to simplify identification of 'point of origin' in - // case it is in the list we are working with - for (std::vector<LLFolderViewItem*>::reverse_iterator it = items_to_select_forward.rbegin(), end_it = items_to_select_forward.rend(); - it != end_it; - ++it) - { - LLFolderViewItem* item = *it; - BOOL selected = item->isSelected(); - if (!selection_reverse && selected) - { - // it is our 'point of origin' where we shift/expand from - // don't deselect it - selection_reverse = TRUE; - } - else - { - root->changeSelection(item, !selected); - } - } - - if (selection_reverse) - { - // at some point we reversed selection, first element should be deselected - root->changeSelection(last_selected_item_from_cur, FALSE); - } - - // element we expand to should always be selected - root->changeSelection(new_selection, TRUE); -} - - -void LLFolderViewFolder::destroyView() -{ - while (!mItems.empty()) - { - LLFolderViewItem *itemp = mItems.back(); - mItems.pop_back(); - itemp->destroyView(); // LLFolderViewItem::destroyView() removes entry from mItems - } - - while (!mFolders.empty()) - { - LLFolderViewFolder *folderp = mFolders.back(); - mFolders.pop_back(); - folderp->destroyView(); // LLFolderVievFolder::destroyView() removes entry from mFolders - } - - LLFolderViewItem::destroyView(); -} - -// extractItem() removes the specified item from the folder, but -// doesn't delete it. -void LLFolderViewFolder::extractItem( LLFolderViewItem* item, bool deparent_model ) -{ - if (item->isSelected()) - getRoot()->clearSelection(); - 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 = static_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 - if (deparent_model) - { - // in some cases model does not belong to parent view, is shared between views - getViewModelItem()->removeChild(item->getViewModelItem()); - } - //because an item is going away regardless of filter status, force rearrange - requestArrange(); - removeChild(item); -} - -BOOL LLFolderViewFolder::isMovable() -{ - if( !(getViewModelItem()->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( !(getViewModelItem()->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; -} - -void LLFolderViewFolder::destroyRoot() -{ - delete this; -} - -// this is an internal method used for adding items to folders. -void LLFolderViewFolder::addItem(LLFolderViewItem* item) -{ - if (item->getParentFolder()) - { - item->getParentFolder()->extractItem(item); - } - item->setParentFolder(this); - - mItems.push_back(item); - - item->setRect(LLRect(0, 0, getRect().getWidth(), 0)); - item->setVisible(FALSE); - - addChild(item); - - // When the model is already hooked into a hierarchy (i.e. has a parent), do not reparent it - // Note: this happens when models are created before views or shared between views - if (!item->getViewModelItem()->hasParent()) - { - getViewModelItem()->addChild(item->getViewModelItem()); - } -} - -// this is an internal method used for adding items to folders. -void LLFolderViewFolder::addFolder(LLFolderViewFolder* folder) -{ - if (folder->mParentFolder) - { - folder->mParentFolder->extractItem(folder); - } - folder->mParentFolder = this; - mFolders.push_back(folder); - folder->setOrigin(0, 0); - folder->reshape(getRect().getWidth(), 0); - folder->setVisible(FALSE); - // rearrange all descendants too, as our indentation level might have changed - //folder->requestArrange(); - //requestSort(); - - addChild(folder); - - // When the model is already hooked into a hierarchy (i.e. has a parent), do not reparent it - // Note: this happens when models are created before views or shared between views - if (!folder->getViewModelItem()->hasParent()) - { - getViewModelItem()->addChild(folder->getViewModelItem()); - } -} - -void LLFolderViewFolder::requestArrange() -{ - mLastArrangeGeneration = -1; - // flag all items up to root - if (mParentFolder) - { - mParentFolder->requestArrange(); - } -} - -void LLFolderViewFolder::toggleOpen() -{ - setOpen(!isOpen()); -} - -// Force a folder open or closed -void LLFolderViewFolder::setOpen(BOOL openitem) -{ - if(mSingleFolderMode) - { - // navigateToFolder can destroy this view - // delay it in case setOpen was called from click or key processing - doOnIdleOneTime([this]() - { - getViewModelItem()->navigateToFolder(); - }); - } - else - { - setOpenArrangeRecursively(openitem); - } -} - -void LLFolderViewFolder::setOpenArrangeRecursively(BOOL openitem, ERecurseType recurse) -{ - BOOL was_open = isOpen(); - mIsOpen = openitem; - if(!was_open && openitem) - { - getViewModelItem()->openItem(); - // openItem() will request content, it won't be incomplete - mIsFolderComplete = true; - } - else if(was_open && !openitem) - { - getViewModelItem()->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 != isOpen()) - { - requestArrange(); - } -} - -BOOL LLFolderViewFolder::handleDragAndDropFromChild(MASK mask, - BOOL drop, - EDragAndDropType c_type, - void* cargo_data, - EAcceptance* accept, - std::string& tooltip_msg) -{ - BOOL accepted = mViewModelItem->dragOrDrop(mask,drop,c_type,cargo_data, tooltip_msg); - 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)); - } -} - -// 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) -{ - BOOL handled = FALSE; - - if (isOpen()) - { - handled = (childrenHandleDragAndDrop(x, y, mask, drop, cargo_type, cargo_data, accept, tooltip_msg) != NULL); - } - - if (!handled) - { - handleDragAndDropToThisFolder(mask, drop, cargo_type, cargo_data, accept, tooltip_msg); - - LL_DEBUGS("UserInput") << "dragAndDrop handled by LLFolderViewFolder" << LL_ENDL; - } - - return TRUE; -} - -BOOL LLFolderViewFolder::handleDragAndDropToThisFolder(MASK mask, - BOOL drop, - EDragAndDropType cargo_type, - void* cargo_data, - EAcceptance* accept, - std::string& tooltip_msg) -{ - if (!mAllowDrop) - { - *accept = ACCEPT_NO; - tooltip_msg = LLTrans::getString("TooltipOutboxCannotDropOnRoot"); - return TRUE; - } - - BOOL accepted = getViewModelItem()->dragOrDrop(mask,drop,cargo_type,cargo_data, tooltip_msg); - - if (accepted) - { - mDragAndDropTarget = TRUE; - *accept = ACCEPT_YES_MULTI; - } - else - { - *accept = ACCEPT_NO; - } - - if (!drop && accepted) - { - getRoot()->autoOpenTest(this); - } - - return TRUE; -} - - -BOOL LLFolderViewFolder::handleRightMouseDown( S32 x, S32 y, MASK mask ) -{ - BOOL handled = FALSE; - - if( isOpen() ) - { - 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) -{ - mIsMouseOverTitle = (y > (getRect().getHeight() - mItemHeight)); - - 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( isOpen() ) - { - handled = childrenHandleMouseDown(x,y,mask) != NULL; - } - if( !handled ) - { - if((mIndentation < x && x < mIndentation + (isCollapsed() ? 0 : mArrowSize) + mTextPad) - && !mSingleFolderMode) - { - 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 ) -{ - BOOL handled = FALSE; - if(mSingleFolderMode) - { - static LLUICachedControl<bool> double_click_new_window("SingleModeDoubleClickOpenWindow", false); - if (double_click_new_window) - { - getViewModelItem()->navigateToFolder(true); - } - else - { - // navigating is going to destroy views and change children - // delay it untill handleDoubleClick processing is complete - doOnIdleOneTime([this]() - { - getViewModelItem()->navigateToFolder(false); - }); - } - return TRUE; - } - - if( isOpen() ) - { - handled = childrenHandleDoubleClick( x, y, mask ) != NULL; - } - if( !handled ) - { - if(mDoubleClickOverride) - { - static LLUICachedControl<U32> double_click_action("MultiModeDoubleClickFolder", false); - if (double_click_action == 1) - { - getViewModelItem()->navigateToFolder(true); - return TRUE; - } - if (double_click_action == 2) - { - getViewModelItem()->navigateToFolder(false, true); - return TRUE; - } - } - if(mIndentation < x && x < mIndentation + (isCollapsed() ? 0 : mArrowSize) + mTextPad) - { - // don't select when user double-clicks plus sign - // so as not to contradict single-click behavior - toggleOpen(); - } - else - { - getRoot()->setSelection(this, FALSE); - toggleOpen(); - } - handled = TRUE; - } - return handled; -} - -void LLFolderViewFolder::draw() -{ - updateLabelRotation(); - - LLFolderViewItem::draw(); - - // draw children if root folder, or any other folder that is open or animating to closed state - if( getRoot() == this || (isOpen() || mCurHeight != mTargetHeight )) - { - LLView::draw(); - } - - mExpanderHighlighted = FALSE; -} - -// 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() && include_children) - { - 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; -} - +/**
+* @file llfolderviewitem.cpp
+* @brief Items and folders that can appear in a hierarchical folder view
+*
+* $LicenseInfo:firstyear=2001&license=viewerlgpl$
+* 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 "../newview/llviewerprecompiledheaders.h"
+
+#include "llflashtimer.h"
+
+#include "linden_common.h"
+#include "llfolderviewitem.h"
+#include "llfolderview.h"
+#include "llfolderviewmodel.h"
+#include "llpanel.h"
+#include "llcallbacklist.h"
+#include "llcriticaldamp.h"
+#include "llclipboard.h"
+#include "llfocusmgr.h" // gFocusMgr
+#include "lltrans.h"
+#include "llwindow.h"
+
+///----------------------------------------------------------------------------
+/// Class LLFolderViewItem
+///----------------------------------------------------------------------------
+
+static LLDefaultChildRegistry::Register<LLFolderViewItem> r("folder_view_item");
+
+// statics
+std::map<U8, LLFontGL*> LLFolderViewItem::sFonts; // map of styles to fonts
+
+bool LLFolderViewItem::sColorSetInitialized = false;
+LLUIColor LLFolderViewItem::sFgColor;
+LLUIColor LLFolderViewItem::sHighlightBgColor;
+LLUIColor LLFolderViewItem::sFlashBgColor;
+LLUIColor LLFolderViewItem::sFocusOutlineColor;
+LLUIColor LLFolderViewItem::sMouseOverColor;
+LLUIColor LLFolderViewItem::sFilterBGColor;
+LLUIColor LLFolderViewItem::sFilterTextColor;
+LLUIColor LLFolderViewItem::sSuffixColor;
+LLUIColor LLFolderViewItem::sSearchStatusColor;
+
+// 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()
+: 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(),
+ allow_wear("allow_wear", true),
+ allow_drop("allow_drop", true),
+ font_color("font_color"),
+ font_highlight_color("font_highlight_color"),
+ left_pad("left_pad", 0),
+ icon_pad("icon_pad", 0),
+ icon_width("icon_width", 0),
+ text_pad("text_pad", 0),
+ text_pad_right("text_pad_right", 0),
+ single_folder_mode("single_folder_mode", false),
+ double_click_override("double_click_override", false),
+ arrow_size("arrow_size", 0),
+ max_folder_item_overlap("max_folder_item_overlap", 0)
+{ }
+
+// Default constructor
+LLFolderViewItem::LLFolderViewItem(const LLFolderViewItem::Params& p)
+: LLView(p),
+ mLabelWidth(0),
+ mLabelWidthDirty(false),
+ mSuffixNeedsRefresh(false),
+ mLabelPaddingRight(DEFAULT_LABEL_PADDING_RIGHT),
+ mParentFolder( NULL ),
+ mIsSelected( false ),
+ mIsCurSelection( false ),
+ mSelectPending(false),
+ mIsItemCut(false),
+ mCutGeneration(0),
+ mLabelStyle( LLFontGL::NORMAL ),
+ mHasVisibleChildren(false),
+ mLocalIndentation(p.folder_indentation),
+ mIndentation(0),
+ mItemHeight(p.item_height),
+ mControlLabelRotation(0.f),
+ mDragAndDropTarget(false),
+ mLabel(p.name),
+ mRoot(p.root),
+ mViewModelItem(p.listener),
+ mIsMouseOverTitle(false),
+ mAllowWear(p.allow_wear),
+ mAllowDrop(p.allow_drop),
+ mFontColor(p.font_color),
+ mFontHighlightColor(p.font_highlight_color),
+ mLeftPad(p.left_pad),
+ mIconPad(p.icon_pad),
+ mIconWidth(p.icon_width),
+ mTextPad(p.text_pad),
+ mTextPadRight(p.text_pad_right),
+ mArrowSize(p.arrow_size),
+ mSingleFolderMode(p.single_folder_mode),
+ mMaxFolderItemOverlap(p.max_folder_item_overlap),
+ mDoubleClickOverride(p.double_click_override)
+{
+ if (!sColorSetInitialized)
+ {
+ sFgColor = LLUIColorTable::instance().getColor("MenuItemEnabledColor", DEFAULT_WHITE);
+ sHighlightBgColor = LLUIColorTable::instance().getColor("MenuItemHighlightBgColor", DEFAULT_WHITE);
+ sFlashBgColor = LLUIColorTable::instance().getColor("MenuItemFlashBgColor", DEFAULT_WHITE);
+ sFocusOutlineColor = LLUIColorTable::instance().getColor("InventoryFocusOutlineColor", DEFAULT_WHITE);
+ sMouseOverColor = LLUIColorTable::instance().getColor("InventoryMouseOverColor", DEFAULT_WHITE);
+ sFilterBGColor = LLUIColorTable::instance().getColor("FilterBackgroundColor", DEFAULT_WHITE);
+ sFilterTextColor = LLUIColorTable::instance().getColor("FilterTextColor", DEFAULT_WHITE);
+ sSuffixColor = LLUIColorTable::instance().getColor("InventoryItemLinkColor", DEFAULT_WHITE);
+ sSearchStatusColor = LLUIColorTable::instance().getColor("InventorySearchStatusColor", DEFAULT_WHITE);
+ sColorSetInitialized = true;
+ }
+
+ if (mViewModelItem)
+ {
+ mViewModelItem->setFolderViewItem(this);
+ }
+}
+
+// Destroys the object
+LLFolderViewItem::~LLFolderViewItem()
+{
+ mViewModelItem = NULL;
+ gFocusMgr.removeKeyboardFocusWithoutCallback(this);
+}
+
+bool LLFolderViewItem::postBuild()
+{
+ LLFolderViewModelItem* vmi = getViewModelItem();
+ llassert(vmi); // not supposed to happen, if happens, find out why and fix
+ if (vmi)
+ {
+ // getDisplayName() is expensive (due to internal getLabelSuffix() and name building)
+ // it also sets search strings so it requires a filter reset
+ mLabel = vmi->getDisplayName();
+ setToolTip(vmi->getName());
+
+ // Dirty the filter flag of the model from the view (CHUI-849)
+ vmi->dirtyFilter();
+ }
+
+ // Don't do full refresh on constructor if it is possible to avoid
+ // it significantly slows down bulk view creation.
+ // Todo: Ideally we need to move getDisplayName() out of constructor as well.
+ // Like: make a logic that will let filter update search string,
+ // while LLFolderViewItem::arrange() updates visual part
+ mSuffixNeedsRefresh = true;
+ mLabelWidthDirty = true;
+ return true;
+}
+
+LLFolderView* LLFolderViewItem::getRoot()
+{
+ return mRoot;
+}
+
+const LLFolderView* LLFolderViewItem::getRoot() const
+{
+ 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())
+ {
+ 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;
+}
+
+bool LLFolderViewItem::passedFilter(S32 filter_generation)
+{
+ return getViewModelItem()->passedFilter(filter_generation);
+}
+
+bool LLFolderViewItem::isPotentiallyVisible(S32 filter_generation)
+{
+ if (filter_generation < 0)
+ {
+ filter_generation = getFolderViewModel()->getFilter().getFirstSuccessGeneration();
+ }
+ LLFolderViewModelItem* model = getViewModelItem();
+ bool visible = model->passedFilter(filter_generation);
+ if (model->getMarkedDirtyGeneration() >= filter_generation)
+ {
+ // unsure visibility state
+ // retaining previous visibility until item is updated or filter generation changes
+ visible |= getVisible();
+ }
+ return visible;
+}
+
+void LLFolderViewItem::refresh()
+{
+ LLFolderViewModelItem& vmi = *getViewModelItem();
+
+ mLabel = vmi.getDisplayName();
+ setToolTip(vmi.getName());
+ // icons are slightly expensive to get, can be optimized
+ // see LLInventoryIcon::getIcon()
+ mIcon = vmi.getIcon();
+ mIconOpen = vmi.getIconOpen();
+ mIconOverlay = vmi.getIconOverlay();
+
+ if (mRoot->useLabelSuffix())
+ {
+ // Very Expensive!
+ // Can do a number of expensive checks, like checking active motions, wearables or friend list
+ mLabelStyle = vmi.getLabelStyle();
+ mLabelSuffix = vmi.getLabelSuffix();
+ }
+
+ // Dirty the filter flag of the model from the view (CHUI-849)
+ vmi.dirtyFilter();
+
+ mLabelWidthDirty = true;
+ mSuffixNeedsRefresh = false;
+}
+
+void LLFolderViewItem::refreshSuffix()
+{
+ LLFolderViewModelItem const* vmi = getViewModelItem();
+
+ // icons are slightly expensive to get, can be optimized
+ // see LLInventoryIcon::getIcon()
+ mIcon = vmi->getIcon();
+ mIconOpen = vmi->getIconOpen();
+ mIconOverlay = vmi->getIconOverlay();
+
+ if (mRoot->useLabelSuffix())
+ {
+ // Very Expensive!
+ // Can do a number of expensive checks, like checking active motions, wearables or friend list
+ mLabelStyle = vmi->getLabelStyle();
+ mLabelSuffix = vmi->getLabelSuffix();
+ }
+
+ mLabelWidthDirty = true;
+ mSuffixNeedsRefresh = false;
+}
+
+// Utility function for LLFolderView
+void LLFolderViewItem::arrangeAndSet(bool set_selection,
+ bool take_keyboard_focus)
+{
+ LLFolderView* root = getRoot();
+ if (getParentFolder())
+ {
+ getParentFolder()->requestArrange();
+ }
+ if(set_selection)
+ {
+ getRoot()->setSelection(this, true, take_keyboard_focus);
+ if(root)
+ {
+ root->scrollToShowSelection();
+ }
+ }
+}
+
+
+std::set<LLFolderViewItem*> LLFolderViewItem::getSelectionList() const
+{
+ std::set<LLFolderViewItem*> selection;
+ return selection;
+}
+
+// addToFolder() returns true if it succeeds. false otherwise
+void LLFolderViewItem::addToFolder(LLFolderViewFolder* folder)
+{
+ folder->addItem(this);
+
+ // Compute indentation since parent folder changed
+ mIndentation = (getParentFolder())
+ ? getParentFolder()->getIndentation() + mLocalIndentation
+ : 0;
+}
+
+
+// Finds width and height of this object and its children. Also
+// makes sure that this view and its children are the right size.
+S32 LLFolderViewItem::arrange( S32* width, S32* height )
+{
+ // Only indent deeper items in hierarchy
+ mIndentation = (getParentFolder())
+ ? getParentFolder()->getIndentation() + mLocalIndentation
+ : 0;
+ if (mLabelWidthDirty)
+ {
+ if (mSuffixNeedsRefresh)
+ {
+ // Expensive. But despite refreshing label,
+ // it is purely visual, so it is fine to do at our laisure
+ refreshSuffix();
+ }
+ mLabelWidth = getLabelXPos() + getLabelFontForStyle(mLabelStyle)->getWidth(mLabel) + getLabelFontForStyle(LLFontGL::NORMAL)->getWidth(mLabelSuffix) + mLabelPaddingRight;
+ mLabelWidthDirty = false;
+ }
+
+ *width = llmax(*width, mLabelWidth);
+
+ // 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() const
+{
+ return mItemHeight;
+}
+
+S32 LLFolderViewItem::getLabelXPos()
+{
+ return getIndentation() + mArrowSize + mTextPad + mIconWidth + mIconPad;
+}
+
+S32 LLFolderViewItem::getIconPad()
+{
+ return mIconPad;
+}
+
+S32 LLFolderViewItem::getTextPad()
+{
+ return mTextPad;
+}
+
+// *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)
+ {
+ selectItem();
+ }
+ else if (mIsSelected) // Deselect everything else.
+ {
+ deselectItem();
+ }
+ return mIsSelected;
+}
+
+bool LLFolderViewItem::changeSelection(LLFolderViewItem* selection, bool selected)
+{
+ if (selection == this)
+ {
+ if (mIsSelected)
+ {
+ deselectItem();
+ }
+ else
+ {
+ selectItem();
+ }
+ return true;
+ }
+ return false;
+}
+
+void LLFolderViewItem::deselectItem(void)
+{
+ mIsSelected = false;
+}
+
+void LLFolderViewItem::selectItem(void)
+{
+ if (!mIsSelected)
+ {
+ mIsSelected = true;
+ getViewModelItem()->selectItem();
+ }
+}
+
+bool LLFolderViewItem::isMovable()
+{
+ return getViewModelItem()->isItemMovable();
+}
+
+bool LLFolderViewItem::isRemovable()
+{
+ return getViewModelItem()->isItemRemovable();
+}
+
+void LLFolderViewItem::destroyView()
+{
+ getRoot()->removeFromSelectionList(this);
+
+ if (mParentFolder)
+ {
+ // removeView deletes me
+ mParentFolder->extractItem(this);
+ }
+ delete 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;
+ }
+ return getViewModelItem()->removeItem();
+}
+
+// Build an appropriate context menu for the item.
+void LLFolderViewItem::buildContextMenu(LLMenuGL& menu, U32 flags)
+{
+ getViewModelItem()->buildContextMenu(menu, flags);
+}
+
+void LLFolderViewItem::openItem( void )
+{
+ if (mAllowWear || !getViewModelItem()->isItemWearable())
+ {
+ getViewModelItem()->openItem();
+ }
+}
+
+void LLFolderViewItem::rename(const std::string& new_name)
+{
+ if( !new_name.empty() )
+ {
+ getViewModelItem()->renameItem(new_name);
+ }
+}
+
+const std::string& LLFolderViewItem::getName( void ) const
+{
+ static const std::string noName("");
+ return getViewModelItem() ? getViewModelItem()->getName() : noName;
+}
+
+// LLView functionality
+bool LLFolderViewItem::handleRightMouseDown( S32 x, S32 y, MASK mask )
+{
+ if(!mIsSelected)
+ {
+ getRoot()->setSelection(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)
+ {
+ getRoot()->changeSelection(this, !mIsSelected);
+ }
+ else if (mask & MASK_SHIFT)
+ {
+ getParentFolder()->extendSelectionTo(this);
+ }
+ else
+ {
+ getRoot()->setSelection(this, false);
+ }
+ make_ui_sound("UISndClick");
+ }
+ else
+ {
+ // If selected, we reserve the decision of deselecting/reselecting to the mouse up moment.
+ // This is necessary so we maintain selection consistent when starting a drag.
+ mSelectPending = true;
+ }
+
+ mDragStartX = x;
+ mDragStartY = y;
+ return true;
+}
+
+bool LLFolderViewItem::handleHover( S32 x, S32 y, MASK mask )
+{
+ mIsMouseOverTitle = (y > (getRect().getHeight() - mItemHeight));
+
+ if( hasMouseCapture() && isMovable() )
+ {
+ LLFolderView* root = getRoot();
+
+ if( (x - mDragStartX) * (x - mDragStartX) + (y - mDragStartY) * (y - mDragStartY) > DRAG_N_DROP_DISTANCE_THRESHOLD * DRAG_N_DROP_DISTANCE_THRESHOLD
+ && root->getAllowDrag()
+ && root->getCurSelectedItem()
+ && root->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);
+
+ getWindow()->setCursor(UI_CURSOR_ARROW);
+ }
+ else if (x != mDragStartX || y != mDragStartY)
+ {
+ getWindow()->setCursor(UI_CURSOR_NOLOCKED);
+ }
+
+ root->clearHoveredItem();
+ return true;
+ }
+ else
+ {
+ LLFolderView* pRoot = getRoot();
+ pRoot->setHoveredItem(this);
+ pRoot->setShowSelectionContext(false);
+ getWindow()->setCursor(UI_CURSOR_ARROW);
+ // let parent handle this then...
+ return false;
+ }
+}
+
+
+bool LLFolderViewItem::handleDoubleClick( S32 x, S32 y, MASK mask )
+{
+ openItem();
+ 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)
+ {
+ getRoot()->changeSelection(this, !mIsSelected);
+ }
+ else if (mask & MASK_SHIFT)
+ {
+ getParentFolder()->extendSelectionTo(this);
+ }
+ else
+ {
+ getRoot()->setSelection(this, false);
+ }
+ }
+
+ mSelectPending = false;
+
+ if( hasMouseCapture() )
+ {
+ if (getRoot())
+ {
+ getRoot()->setShowSelectionContext(false);
+ }
+ gFocusMgr.setMouseCapture( NULL );
+ }
+ return true;
+}
+
+void LLFolderViewItem::onMouseLeave(S32 x, S32 y, MASK mask)
+{
+ mIsMouseOverTitle = false;
+
+ // NOTE: LLViewerWindow::updateUI() calls "enter" before "leave"; if the mouse moved to another item, we can't just outright clear it
+ LLFolderView* pRoot = getRoot();
+ if (this == pRoot->getHoveredItem())
+ {
+ pRoot->clearHoveredItem();
+ }
+}
+
+bool LLFolderViewItem::handleDragAndDrop(S32 x, S32 y, MASK mask, bool drop,
+ EDragAndDropType cargo_type,
+ void* cargo_data,
+ EAcceptance* accept,
+ std::string& tooltip_msg)
+{
+ bool handled = false;
+ bool accepted = getViewModelItem()->dragOrDrop(mask,drop,cargo_type,cargo_data, tooltip_msg);
+ 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)
+ {
+ LL_DEBUGS("UserInput") << "dragAndDrop handled by LLFolderViewItem" << LL_ENDL;
+ }
+
+ return handled;
+}
+
+void LLFolderViewItem::drawOpenFolderArrow(const Params& default_params, const LLUIColor& fg_color)
+{
+ //--------------------------------------------------------------------------------//
+ // Draw open folder arrow
+ //
+ const S32 TOP_PAD = default_params.item_top_pad;
+
+ if (hasVisibleChildren() || !isFolderComplete())
+ {
+ LLUIImage* arrow_image = default_params.folder_arrow_image;
+ gl_draw_scaled_rotated_image(
+ mIndentation, getRect().getHeight() - mArrowSize - mTextPad - TOP_PAD,
+ mArrowSize, mArrowSize, mControlLabelRotation, arrow_image->getImage(), fg_color);
+ }
+}
+
+/*virtual*/ bool LLFolderViewItem::isHighlightAllowed()
+{
+ return mIsSelected;
+}
+
+/*virtual*/ bool LLFolderViewItem::isHighlightActive()
+{
+ return mIsCurSelection;
+}
+
+/*virtual*/ bool LLFolderViewItem::isFadeItem()
+{
+ LLClipboard& clipboard = LLClipboard::instance();
+ if (mCutGeneration != clipboard.getGeneration())
+ {
+ mCutGeneration = clipboard.getGeneration();
+ mIsItemCut = clipboard.isCutMode()
+ && ((getParentFolder() && getParentFolder()->isFadeItem())
+ || getViewModelItem()->isCutToClipboard());
+ }
+ return mIsItemCut;
+}
+
+void LLFolderViewItem::drawHighlight(const bool showContent, const bool hasKeyboardFocus, const LLUIColor &selectColor, const LLUIColor &flashColor,
+ const LLUIColor &focusOutlineColor, const LLUIColor &mouseOverColor)
+{
+ const S32 focus_top = getRect().getHeight();
+ const S32 focus_bottom = getRect().getHeight() - mItemHeight;
+ const bool folder_open = (getRect().getHeight() > mItemHeight + 4);
+ const S32 FOCUS_LEFT = 1;
+
+ // Determine which background color to use for highlighting
+ LLUIColor bgColor = (isFlashing() ? flashColor : selectColor);
+
+ //--------------------------------------------------------------------------------//
+ // Draw highlight for selected items
+ // Note: Always render "current" item or flashing item, only render other selected
+ // items if mShowSingleSelection is false.
+ //
+ if (isHighlightAllowed())
+
+ {
+ gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+
+ // Highlight for selected but not current items
+ if (!isHighlightActive() && !isFlashing())
+ {
+ LLColor4 bg_color = bgColor;
+ // do time-based fade of extra objects
+ F32 fade_time = (getRoot() ? getRoot()->getSelectionFadeElapsedTime() : 0.0f);
+ if (getRoot() && 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, hasKeyboardFocus);
+ }
+
+ // Highlight for currently selected or flashing item
+ if (isHighlightActive())
+ {
+ // Background
+ gl_rect_2d(FOCUS_LEFT,
+ focus_top,
+ getRect().getWidth() - 2,
+ focus_bottom,
+ bgColor, hasKeyboardFocus);
+ // Outline
+ gl_rect_2d(FOCUS_LEFT,
+ focus_top,
+ getRect().getWidth() - 2,
+ focus_bottom,
+ focusOutlineColor, false);
+ }
+
+ if (folder_open)
+ {
+ gl_rect_2d(FOCUS_LEFT,
+ focus_bottom + 1, // overlap with bottom edge of above rect
+ getRect().getWidth() - 2,
+ 0,
+ focusOutlineColor, false);
+ if (showContent && !isFlashing())
+ {
+ gl_rect_2d(FOCUS_LEFT,
+ focus_bottom + 1,
+ getRect().getWidth() - 2,
+ 0,
+ bgColor, true);
+ }
+ }
+ }
+ else if (mIsMouseOverTitle)
+ {
+ gl_rect_2d(FOCUS_LEFT,
+ focus_top,
+ getRect().getWidth() - 2,
+ focus_bottom,
+ mouseOverColor, false);
+ }
+
+ //--------------------------------------------------------------------------------//
+ // Draw DragNDrop highlight
+ //
+ if (mDragAndDropTarget)
+ {
+ gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+ gl_rect_2d(FOCUS_LEFT,
+ focus_top,
+ getRect().getWidth() - 2,
+ focus_bottom,
+ bgColor, false);
+ if (folder_open)
+ {
+ gl_rect_2d(FOCUS_LEFT,
+ focus_bottom + 1, // overlap with bottom edge of above rect
+ getRect().getWidth() - 2,
+ 0,
+ bgColor, false);
+ }
+ mDragAndDropTarget = false;
+ }
+}
+
+void LLFolderViewItem::drawLabel(const LLFontGL * font, const F32 x, const F32 y, const LLColor4& color, F32 &right_x)
+{
+ //--------------------------------------------------------------------------------//
+ // Draw the actual label text
+ //
+ font->renderUTF8(mLabel, 0, x, y, color,
+ LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW,
+ S32_MAX, getRect().getWidth() - (S32) x - mLabelPaddingRight, &right_x, /*use_ellipses*/true);
+}
+
+void LLFolderViewItem::draw()
+{
+ const bool show_context = (getRoot() ? getRoot()->getShowSelectionContext() : false);
+ const bool filled = show_context || (getRoot() ? getRoot()->getParentPanel()->hasFocus() : false); // If we have keyboard focus, draw selection filled
+
+ const Params& default_params = LLUICtrlFactory::getDefaultParams<LLFolderViewItem>();
+ const S32 TOP_PAD = default_params.item_top_pad;
+
+ const LLFontGL* font = getLabelFontForStyle(mLabelStyle);
+
+ getViewModelItem()->update();
+
+ if(!mSingleFolderMode)
+ {
+ drawOpenFolderArrow(default_params, sFgColor);
+ }
+
+ drawHighlight(show_context, filled, sHighlightBgColor, sFlashBgColor, sFocusOutlineColor, sMouseOverColor);
+
+ //--------------------------------------------------------------------------------//
+ // Draw open icon
+ //
+ const S32 icon_x = mIndentation + mArrowSize + mTextPad;
+ if (!mIconOpen.isNull() && (llabs(mControlLabelRotation) > 80)) // For open folders
+ {
+ 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 (mIconOverlay && getRoot()->showItemLinkOverlays())
+ {
+ mIconOverlay->draw(icon_x, getRect().getHeight() - mIcon->getHeight() - TOP_PAD + 1);
+ }
+
+ //--------------------------------------------------------------------------------//
+ // Exit if no label to draw
+ //
+ if (mLabel.empty())
+ {
+ return;
+ }
+
+ std::string::size_type filter_string_length = mViewModelItem->hasFilterStringMatch() ? mViewModelItem->getFilterStringSize() : 0;
+ F32 right_x = 0;
+ F32 y = (F32)getRect().getHeight() - font->getLineHeight() - (F32)mTextPad - (F32)TOP_PAD;
+ F32 text_left = (F32)getLabelXPos();
+ std::string combined_string = mLabel + mLabelSuffix;
+
+ const LLFontGL* suffix_font = getLabelFontForStyle(LLFontGL::NORMAL);
+ S32 filter_offset = mViewModelItem->getFilterStringOffset();
+ if (filter_string_length > 0)
+ {
+ S32 bottom = llfloor(getRect().getHeight() - font->getLineHeight() - 3 - TOP_PAD);
+ S32 top = getRect().getHeight() - TOP_PAD;
+ if(mLabelSuffix.empty() || (font == suffix_font))
+ {
+ S32 left = ll_round(text_left) + font->getWidth(combined_string, 0, mViewModelItem->getFilterStringOffset()) - 2;
+ S32 right = left + font->getWidth(combined_string, mViewModelItem->getFilterStringOffset(), filter_string_length) + 2;
+
+ LLUIImage* box_image = default_params.selection_image;
+ LLRect box_rect(left, top, right, bottom);
+ box_image->draw(box_rect, sFilterBGColor);
+ }
+ else
+ {
+ S32 label_filter_length = llmin((S32)mLabel.size() - filter_offset, (S32)filter_string_length);
+ if(label_filter_length > 0)
+ {
+ S32 left = ll_round(text_left) + font->getWidthF32(mLabel, 0, llmin(filter_offset, (S32)mLabel.size())) - 2;
+ S32 right = left + font->getWidthF32(mLabel, filter_offset, label_filter_length) + 2;
+ LLUIImage* box_image = default_params.selection_image;
+ LLRect box_rect(left, top, right, bottom);
+ box_image->draw(box_rect, sFilterBGColor);
+ }
+ S32 suffix_filter_length = label_filter_length > 0 ? filter_string_length - label_filter_length : filter_string_length;
+ if(suffix_filter_length > 0)
+ {
+ S32 suffix_offset = llmax(0, filter_offset - (S32)mLabel.size());
+ S32 left = ll_round(text_left) + font->getWidthF32(mLabel, 0, mLabel.size()) + suffix_font->getWidthF32(mLabelSuffix, 0, suffix_offset) - 2;
+ S32 right = left + suffix_font->getWidthF32(mLabelSuffix, suffix_offset, suffix_filter_length) + 2;
+ LLUIImage* box_image = default_params.selection_image;
+ LLRect box_rect(left, top, right, bottom);
+ box_image->draw(box_rect, sFilterBGColor);
+ }
+ }
+ }
+
+ LLColor4 color = (mIsSelected && filled) ? mFontHighlightColor : mFontColor;
+
+ if (isFadeItem())
+ {
+ // Fade out item color to indicate it's being cut
+ color.mV[VALPHA] *= 0.5f;
+ }
+ drawLabel(font, text_left, y, color, right_x);
+
+ //--------------------------------------------------------------------------------//
+ // Draw label suffix
+ //
+ if (!mLabelSuffix.empty())
+ {
+ suffix_font->renderUTF8( mLabelSuffix, 0, right_x, y, isFadeItem() ? color : (LLColor4)sSuffixColor,
+ LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW,
+ S32_MAX, S32_MAX, &right_x);
+ }
+
+ //--------------------------------------------------------------------------------//
+ // Highlight string match
+ //
+ if (filter_string_length > 0)
+ {
+ if(mLabelSuffix.empty() || (font == suffix_font))
+ {
+ F32 match_string_left = text_left + font->getWidthF32(combined_string, 0, filter_offset + filter_string_length) - font->getWidthF32(combined_string, filter_offset, filter_string_length);
+ F32 yy = (F32)getRect().getHeight() - font->getLineHeight() - (F32)mTextPad - (F32)TOP_PAD;
+ font->renderUTF8(combined_string, filter_offset, match_string_left, yy,
+ sFilterTextColor, LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW,
+ filter_string_length, S32_MAX, &right_x);
+ }
+ else
+ {
+ S32 label_filter_length = llmin((S32)mLabel.size() - filter_offset, (S32)filter_string_length);
+ if(label_filter_length > 0)
+ {
+ F32 match_string_left = text_left + font->getWidthF32(mLabel, 0, filter_offset + label_filter_length) - font->getWidthF32(mLabel, filter_offset, label_filter_length);
+ F32 yy = (F32)getRect().getHeight() - font->getLineHeight() - (F32)mTextPad - (F32)TOP_PAD;
+ font->renderUTF8(mLabel, filter_offset, match_string_left, yy,
+ sFilterTextColor, LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW,
+ label_filter_length, S32_MAX, &right_x);
+ }
+
+ S32 suffix_filter_length = label_filter_length > 0 ? filter_string_length - label_filter_length : filter_string_length;
+ if(suffix_filter_length > 0)
+ {
+ S32 suffix_offset = llmax(0, filter_offset - (S32)mLabel.size());
+ F32 match_string_left = text_left + font->getWidthF32(mLabel, 0, mLabel.size()) + suffix_font->getWidthF32(mLabelSuffix, 0, suffix_offset + suffix_filter_length) - suffix_font->getWidthF32(mLabelSuffix, suffix_offset, suffix_filter_length);
+ F32 yy = (F32)getRect().getHeight() - suffix_font->getLineHeight() - (F32)mTextPad - (F32)TOP_PAD;
+ suffix_font->renderUTF8(mLabelSuffix, suffix_offset, match_string_left, yy, sFilterTextColor,
+ LLFontGL::LEFT, LLFontGL::BOTTOM, LLFontGL::NORMAL, LLFontGL::NO_SHADOW,
+ suffix_filter_length, S32_MAX, &right_x);
+ }
+ }
+
+ }
+
+ //Gilbert Linden 9-20-2012: Although this should be legal, removing it because it causes the mLabelSuffix rendering to
+ //be distorted...oddly. I initially added this in but didn't need it after all. So removing to prevent unnecessary bug.
+ //LLView::draw();
+}
+
+const LLFolderViewModelInterface* LLFolderViewItem::getFolderViewModel( void ) const
+{
+ return getRoot()->getFolderViewModel();
+}
+
+LLFolderViewModelInterface* LLFolderViewItem::getFolderViewModel( void )
+{
+ return getRoot()->getFolderViewModel();
+}
+
+bool LLFolderViewItem::isInSelection() const
+{
+ return mIsSelected || (mParentFolder && mParentFolder->isInSelection());
+}
+
+
+
+///----------------------------------------------------------------------------
+/// Class LLFolderViewFolder
+///----------------------------------------------------------------------------
+
+LLFolderViewFolder::LLFolderViewFolder( const LLFolderViewItem::Params& p ):
+ LLFolderViewItem( p ),
+ mIsOpen(false),
+ mExpanderHighlighted(false),
+ mCurHeight(0.f),
+ mTargetHeight(0.f),
+ mAutoOpenCountdown(0.f),
+ mIsFolderComplete(false), // folder might have children that are not loaded yet.
+ mAreChildrenInited(false), // folder might have children that are not built yet.
+ mLastArrangeGeneration( -1 ),
+ mLastCalculatedWidth(0)
+{
+}
+
+void LLFolderViewFolder::updateLabelRotation()
+{
+ if (mAutoOpenCountdown != 0.f)
+ {
+ mControlLabelRotation = mAutoOpenCountdown * -90.f;
+ }
+ else if (isOpen())
+ {
+ mControlLabelRotation = lerp(mControlLabelRotation, -90.f, LLSmoothInterpolation::getInterpolant(0.04f));
+ }
+ else
+ {
+ mControlLabelRotation = lerp(mControlLabelRotation, 0.f, LLSmoothInterpolation::getInterpolant(0.025f));
+ }
+}
+
+// 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
+void LLFolderViewFolder::addToFolder(LLFolderViewFolder* folder)
+{
+ folder->addFolder(this);
+
+ // Compute indentation since parent folder changed
+ mIndentation = (getParentFolder())
+ ? getParentFolder()->getIndentation() + mLocalIndentation
+ : 0;
+
+ if(isOpen() && folder->isOpen())
+ {
+ requestArrange();
+ }
+}
+
+static LLTrace::BlockTimerStatHandle FTM_ARRANGE("Arrange");
+
+// Make everything right and in the right place ready for drawing (CHUI-849)
+// * Sort everything correctly if necessary
+// * Turn widgets visible/invisible according to their model filtering state
+// * Takes animation state into account for opening/closing of folders (this makes widgets visible/invisible)
+// * Reposition visible widgets so that they line up correctly with no gap
+// * Compute the width and height of the current folder and its children
+// * Makes sure that this view and its children are the right size
+S32 LLFolderViewFolder::arrange( S32* width, S32* height )
+{
+ // Sort before laying out contents
+ // Note that we sort from the root (CHUI-849)
+ if (mAreChildrenInited)
+ {
+ getRoot()->getFolderViewModel()->sort(this);
+ }
+
+ LL_RECORD_BLOCK_TIME(FTM_ARRANGE);
+
+ // evaluate mHasVisibleChildren
+ mHasVisibleChildren = false;
+ if (mAreChildrenInited && getViewModelItem()->descendantsPassedFilter())
+ {
+ // We have to verify that there's at least one child that's not filtered out
+ bool found = false;
+ // Try the items first
+ for (items_t::iterator iit = mItems.begin(); iit != mItems.end(); ++iit)
+ {
+ LLFolderViewItem* itemp = (*iit);
+ found = itemp->isPotentiallyVisible();
+ if (found)
+ break;
+ }
+ if (!found)
+ {
+ // If no item found, try the folders
+ for (folders_t::iterator fit = mFolders.begin(); fit != mFolders.end(); ++fit)
+ {
+ LLFolderViewFolder* folderp = (*fit);
+ found = folderp->isPotentiallyVisible();
+ if (found)
+ break;
+ }
+ }
+
+ mHasVisibleChildren = found;
+ }
+ if (!mIsFolderComplete && mAreChildrenInited)
+ {
+ mIsFolderComplete = getFolderViewModel()->isFolderComplete(this);
+ }
+
+
+
+ // calculate height as a single item (without any children), and reshapes rectangle to match
+ LLFolderViewItem::arrange( width, height );
+
+ // 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
+ 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 (isOpen())
+ {
+ // Add sizes of children
+ S32 parent_item_height = getRect().getHeight();
+
+ for(folders_t::iterator fit = mFolders.begin(); fit != mFolders.end(); ++fit)
+ {
+ LLFolderViewFolder* folderp = (*fit);
+ folderp->setVisible(folderp->isPotentiallyVisible());
+
+ if (folderp->getVisible())
+ {
+ S32 child_width = *width;
+ S32 child_height = 0;
+ S32 child_top = parent_item_height - ll_round(running_height);
+
+ target_height += folderp->arrange( &child_width, &child_height );
+
+ 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);
+ itemp->setVisible(itemp->isPotentiallyVisible());
+
+ if (itemp->getVisible())
+ {
+ S32 child_width = *width;
+ S32 child_height = 0;
+ S32 child_top = parent_item_height - ll_round(running_height);
+
+ target_height += itemp->arrange( &child_width, &child_height );
+ // 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, LLSmoothInterpolation::getInterpolant(isOpen() ? 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()
+ > ll_round(mCurHeight) + mMaxFolderItemOverlap)
+ {
+ // 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
+ > ll_round(mCurHeight) + mMaxFolderItemOverlap)
+ {
+ (*iit)->setVisible(false);
+ }
+ }
+ }
+ else
+ {
+ mCurHeight = mTargetHeight;
+ }
+
+ // don't change width as this item is already as wide as its parent folder
+ reshape(getRect().getWidth(),ll_round(mCurHeight));
+
+ // pass current height value back to parent
+ *height = ll_round(mCurHeight);
+
+ return ll_round(mTargetHeight);
+}
+
+bool LLFolderViewFolder::needsArrange()
+{
+ return mLastArrangeGeneration < getRoot()->getArrangeGeneration();
+}
+
+bool LLFolderViewFolder::descendantsPassedFilter(S32 filter_generation)
+{
+ return getViewModelItem()->descendantsPassedFilter(filter_generation);
+}
+
+// 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)
+ {
+ if (!isSelected())
+ {
+ selectItem();
+ }
+ rv = true;
+ }
+ else
+ {
+ if (isSelected())
+ {
+ deselectItem();
+ }
+ 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;
+ }
+ }
+ 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;
+ }
+ }
+ if(openitem && child_selected && !mSingleFolderMode)
+ {
+ setOpenArrangeRecursively(true);
+ }
+ return rv;
+}
+
+// This method is used to change the selection of an item.
+// Recursively traverse all children; if 'selection' is 'this' then change
+// the select status if necessary.
+// Returns true if the selection state of this folder, or of a child, was changed.
+bool LLFolderViewFolder::changeSelection(LLFolderViewItem* selection, bool selected)
+{
+ bool rv = false;
+ if(selection == this)
+ {
+ if (isSelected() != selected)
+ {
+ rv = true;
+ if (selected)
+ {
+ selectItem();
+ }
+ else
+ {
+ deselectItem();
+ }
+ }
+ }
+
+ for (folders_t::iterator iter = mFolders.begin();
+ iter != mFolders.end();)
+ {
+ folders_t::iterator fit = iter++;
+ if((*fit)->changeSelection(selection, selected))
+ {
+ rv = true;
+ }
+ }
+ for (items_t::iterator iter = mItems.begin();
+ iter != mItems.end();)
+ {
+ items_t::iterator iit = iter++;
+ if((*iit)->changeSelection(selection, selected))
+ {
+ rv = true;
+ }
+ }
+ return rv;
+}
+
+LLFolderViewFolder* LLFolderViewFolder::getCommonAncestor(LLFolderViewItem* item_a, LLFolderViewItem* item_b, bool& reverse)
+{
+ if (!item_a->getParentFolder() || !item_b->getParentFolder()) return NULL;
+
+ std::deque<LLFolderViewFolder*> item_a_ancestors;
+
+ LLFolderViewFolder* parent = item_a->getParentFolder();
+ while(parent)
+ {
+ item_a_ancestors.push_back(parent);
+ parent = parent->getParentFolder();
+ }
+
+ std::deque<LLFolderViewFolder*> item_b_ancestors;
+
+ parent = item_b->getParentFolder();
+ while(parent)
+ {
+ item_b_ancestors.push_back(parent);
+ parent = parent->getParentFolder();
+ }
+
+ LLFolderViewFolder* common_ancestor = item_a->getRoot();
+
+ while(item_a_ancestors.size() > item_b_ancestors.size())
+ {
+ item_a = item_a_ancestors.front();
+ item_a_ancestors.pop_front();
+ }
+
+ while(item_b_ancestors.size() > item_a_ancestors.size())
+ {
+ item_b = item_b_ancestors.front();
+ item_b_ancestors.pop_front();
+ }
+
+ while(item_a_ancestors.size())
+ {
+ common_ancestor = item_a_ancestors.front();
+
+ if (item_a_ancestors.front() == item_b_ancestors.front())
+ {
+ // which came first, sibling a or sibling b?
+ for (folders_t::iterator it = common_ancestor->mFolders.begin(), end_it = common_ancestor->mFolders.end();
+ it != end_it;
+ ++it)
+ {
+ LLFolderViewItem* item = *it;
+
+ if (item == item_a)
+ {
+ reverse = false;
+ return common_ancestor;
+ }
+ if (item == item_b)
+ {
+ reverse = true;
+ return common_ancestor;
+ }
+ }
+
+ for (items_t::iterator it = common_ancestor->mItems.begin(), end_it = common_ancestor->mItems.end();
+ it != end_it;
+ ++it)
+ {
+ LLFolderViewItem* item = *it;
+
+ if (item == item_a)
+ {
+ reverse = false;
+ return common_ancestor;
+ }
+ if (item == item_b)
+ {
+ reverse = true;
+ return common_ancestor;
+ }
+ }
+ break;
+ }
+
+ item_a = item_a_ancestors.front();
+ item_a_ancestors.pop_front();
+ item_b = item_b_ancestors.front();
+ item_b_ancestors.pop_front();
+ }
+
+ return NULL;
+}
+
+void LLFolderViewFolder::gatherChildRangeExclusive(LLFolderViewItem* start, LLFolderViewItem* end, bool reverse, std::vector<LLFolderViewItem*>& items)
+{
+ bool selecting = start == NULL;
+ if (reverse)
+ {
+ for (items_t::reverse_iterator it = mItems.rbegin(), end_it = mItems.rend();
+ it != end_it;
+ ++it)
+ {
+ if (*it == end)
+ {
+ return;
+ }
+ if (selecting && (*it)->getVisible())
+ {
+ items.push_back(*it);
+ }
+
+ if (*it == start)
+ {
+ selecting = true;
+ }
+ }
+ for (folders_t::reverse_iterator it = mFolders.rbegin(), end_it = mFolders.rend();
+ it != end_it;
+ ++it)
+ {
+ if (*it == end)
+ {
+ return;
+ }
+
+ if (selecting && (*it)->getVisible())
+ {
+ items.push_back(*it);
+ }
+
+ if (*it == start)
+ {
+ selecting = true;
+ }
+ }
+ }
+ else
+ {
+ for (folders_t::iterator it = mFolders.begin(), end_it = mFolders.end();
+ it != end_it;
+ ++it)
+ {
+ if (*it == end)
+ {
+ return;
+ }
+
+ if (selecting && (*it)->getVisible())
+ {
+ items.push_back(*it);
+ }
+
+ if (*it == start)
+ {
+ selecting = true;
+ }
+ }
+ for (items_t::iterator it = mItems.begin(), end_it = mItems.end();
+ it != end_it;
+ ++it)
+ {
+ if (*it == end)
+ {
+ return;
+ }
+
+ if (selecting && (*it)->getVisible())
+ {
+ items.push_back(*it);
+ }
+
+ if (*it == start)
+ {
+ selecting = true;
+ }
+ }
+ }
+}
+
+void LLFolderViewFolder::extendSelectionTo(LLFolderViewItem* new_selection)
+{
+ if (!getRoot()->getAllowMultiSelect())
+ return;
+
+ LLFolderViewItem* cur_selected_item = getRoot()->getCurSelectedItem();
+ if (cur_selected_item == NULL)
+ {
+ cur_selected_item = new_selection;
+ }
+
+
+ bool reverse = false;
+ LLFolderViewFolder* common_ancestor = getCommonAncestor(cur_selected_item, new_selection, reverse);
+ if (!common_ancestor)
+ return;
+
+ LLFolderViewItem* last_selected_item_from_cur = cur_selected_item;
+ LLFolderViewFolder* cur_folder = cur_selected_item->getParentFolder();
+
+ std::vector<LLFolderViewItem*> items_to_select_forward;
+
+ while (cur_folder != common_ancestor)
+ {
+ cur_folder->gatherChildRangeExclusive(last_selected_item_from_cur, NULL, reverse, items_to_select_forward);
+
+ last_selected_item_from_cur = cur_folder;
+ cur_folder = cur_folder->getParentFolder();
+ }
+
+ std::vector<LLFolderViewItem*> items_to_select_reverse;
+
+ LLFolderViewItem* last_selected_item_from_new = new_selection;
+ cur_folder = new_selection->getParentFolder();
+ while (cur_folder != common_ancestor)
+ {
+ cur_folder->gatherChildRangeExclusive(last_selected_item_from_new, NULL, !reverse, items_to_select_reverse);
+
+ last_selected_item_from_new = cur_folder;
+ cur_folder = cur_folder->getParentFolder();
+ }
+
+ common_ancestor->gatherChildRangeExclusive(last_selected_item_from_cur, last_selected_item_from_new, reverse, items_to_select_forward);
+
+ for (std::vector<LLFolderViewItem*>::reverse_iterator it = items_to_select_reverse.rbegin(), end_it = items_to_select_reverse.rend();
+ it != end_it;
+ ++it)
+ {
+ items_to_select_forward.push_back(*it);
+ }
+
+ LLFolderView* root = getRoot();
+
+ bool selection_reverse = new_selection->isSelected(); //indication that some elements are being deselected
+
+ // array always go from 'will be selected' to ' will be unselected', iterate
+ // in opposite direction to simplify identification of 'point of origin' in
+ // case it is in the list we are working with
+ for (std::vector<LLFolderViewItem*>::reverse_iterator it = items_to_select_forward.rbegin(), end_it = items_to_select_forward.rend();
+ it != end_it;
+ ++it)
+ {
+ LLFolderViewItem* item = *it;
+ bool selected = item->isSelected();
+ if (!selection_reverse && selected)
+ {
+ // it is our 'point of origin' where we shift/expand from
+ // don't deselect it
+ selection_reverse = true;
+ }
+ else
+ {
+ root->changeSelection(item, !selected);
+ }
+ }
+
+ if (selection_reverse)
+ {
+ // at some point we reversed selection, first element should be deselected
+ root->changeSelection(last_selected_item_from_cur, false);
+ }
+
+ // element we expand to should always be selected
+ root->changeSelection(new_selection, true);
+}
+
+
+void LLFolderViewFolder::destroyView()
+{
+ while (!mItems.empty())
+ {
+ LLFolderViewItem *itemp = mItems.back();
+ mItems.pop_back();
+ itemp->destroyView(); // LLFolderViewItem::destroyView() removes entry from mItems
+ }
+
+ while (!mFolders.empty())
+ {
+ LLFolderViewFolder *folderp = mFolders.back();
+ mFolders.pop_back();
+ folderp->destroyView(); // LLFolderVievFolder::destroyView() removes entry from mFolders
+ }
+
+ LLFolderViewItem::destroyView();
+}
+
+// extractItem() removes the specified item from the folder, but
+// doesn't delete it.
+void LLFolderViewFolder::extractItem( LLFolderViewItem* item, bool deparent_model )
+{
+ if (item->isSelected())
+ getRoot()->clearSelection();
+ 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 = static_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
+ if (deparent_model)
+ {
+ // in some cases model does not belong to parent view, is shared between views
+ getViewModelItem()->removeChild(item->getViewModelItem());
+ }
+ //because an item is going away regardless of filter status, force rearrange
+ requestArrange();
+ removeChild(item);
+}
+
+bool LLFolderViewFolder::isMovable()
+{
+ if( !(getViewModelItem()->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( !(getViewModelItem()->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;
+}
+
+void LLFolderViewFolder::destroyRoot()
+{
+ delete this;
+}
+
+// this is an internal method used for adding items to folders.
+void LLFolderViewFolder::addItem(LLFolderViewItem* item)
+{
+ if (item->getParentFolder())
+ {
+ item->getParentFolder()->extractItem(item);
+ }
+ item->setParentFolder(this);
+
+ mItems.push_back(item);
+
+ item->setRect(LLRect(0, 0, getRect().getWidth(), 0));
+ item->setVisible(false);
+
+ addChild(item);
+
+ // When the model is already hooked into a hierarchy (i.e. has a parent), do not reparent it
+ // Note: this happens when models are created before views or shared between views
+ if (!item->getViewModelItem()->hasParent())
+ {
+ getViewModelItem()->addChild(item->getViewModelItem());
+ }
+}
+
+// this is an internal method used for adding items to folders.
+void LLFolderViewFolder::addFolder(LLFolderViewFolder* folder)
+{
+ if (folder->mParentFolder)
+ {
+ folder->mParentFolder->extractItem(folder);
+ }
+ folder->mParentFolder = this;
+ mFolders.push_back(folder);
+ folder->setOrigin(0, 0);
+ folder->reshape(getRect().getWidth(), 0);
+ folder->setVisible(false);
+ // rearrange all descendants too, as our indentation level might have changed
+ //folder->requestArrange();
+ //requestSort();
+
+ addChild(folder);
+
+ // When the model is already hooked into a hierarchy (i.e. has a parent), do not reparent it
+ // Note: this happens when models are created before views or shared between views
+ if (!folder->getViewModelItem()->hasParent())
+ {
+ getViewModelItem()->addChild(folder->getViewModelItem());
+ }
+}
+
+void LLFolderViewFolder::requestArrange()
+{
+ mLastArrangeGeneration = -1;
+ // flag all items up to root
+ if (mParentFolder)
+ {
+ mParentFolder->requestArrange();
+ }
+}
+
+void LLFolderViewFolder::toggleOpen()
+{
+ setOpen(!isOpen());
+}
+
+// Force a folder open or closed
+void LLFolderViewFolder::setOpen(bool openitem)
+{
+ if(mSingleFolderMode)
+ {
+ // navigateToFolder can destroy this view
+ // delay it in case setOpen was called from click or key processing
+ doOnIdleOneTime([this]()
+ {
+ getViewModelItem()->navigateToFolder();
+ });
+ }
+ else
+ {
+ setOpenArrangeRecursively(openitem);
+ }
+}
+
+void LLFolderViewFolder::setOpenArrangeRecursively(bool openitem, ERecurseType recurse)
+{
+ bool was_open = isOpen();
+ mIsOpen = openitem;
+ if(!was_open && openitem)
+ {
+ getViewModelItem()->openItem();
+ // openItem() will request content, it won't be incomplete
+ mIsFolderComplete = true;
+ }
+ else if(was_open && !openitem)
+ {
+ getViewModelItem()->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 != isOpen())
+ {
+ requestArrange();
+ }
+}
+
+bool LLFolderViewFolder::handleDragAndDropFromChild(MASK mask,
+ bool drop,
+ EDragAndDropType c_type,
+ void* cargo_data,
+ EAcceptance* accept,
+ std::string& tooltip_msg)
+{
+ bool accepted = mViewModelItem->dragOrDrop(mask,drop,c_type,cargo_data, tooltip_msg);
+ 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));
+ }
+}
+
+// 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)
+{
+ bool handled = false;
+
+ if (isOpen())
+ {
+ handled = (childrenHandleDragAndDrop(x, y, mask, drop, cargo_type, cargo_data, accept, tooltip_msg) != NULL);
+ }
+
+ if (!handled)
+ {
+ handleDragAndDropToThisFolder(mask, drop, cargo_type, cargo_data, accept, tooltip_msg);
+
+ LL_DEBUGS("UserInput") << "dragAndDrop handled by LLFolderViewFolder" << LL_ENDL;
+ }
+
+ return true;
+}
+
+bool LLFolderViewFolder::handleDragAndDropToThisFolder(MASK mask,
+ bool drop,
+ EDragAndDropType cargo_type,
+ void* cargo_data,
+ EAcceptance* accept,
+ std::string& tooltip_msg)
+{
+ if (!mAllowDrop)
+ {
+ *accept = ACCEPT_NO;
+ tooltip_msg = LLTrans::getString("TooltipOutboxCannotDropOnRoot");
+ return true;
+ }
+
+ bool accepted = getViewModelItem()->dragOrDrop(mask,drop,cargo_type,cargo_data, tooltip_msg);
+
+ if (accepted)
+ {
+ mDragAndDropTarget = true;
+ *accept = ACCEPT_YES_MULTI;
+ }
+ else
+ {
+ *accept = ACCEPT_NO;
+ }
+
+ if (!drop && accepted)
+ {
+ getRoot()->autoOpenTest(this);
+ }
+
+ return true;
+}
+
+
+bool LLFolderViewFolder::handleRightMouseDown( S32 x, S32 y, MASK mask )
+{
+ bool handled = false;
+
+ if( isOpen() )
+ {
+ 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)
+{
+ mIsMouseOverTitle = (y > (getRect().getHeight() - mItemHeight));
+
+ 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( isOpen() )
+ {
+ handled = childrenHandleMouseDown(x,y,mask) != NULL;
+ }
+ if( !handled )
+ {
+ if((mIndentation < x && x < mIndentation + (isCollapsed() ? 0 : mArrowSize) + mTextPad)
+ && !mSingleFolderMode)
+ {
+ 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 )
+{
+ bool handled = false;
+ if(mSingleFolderMode)
+ {
+ static LLUICachedControl<bool> double_click_new_window("SingleModeDoubleClickOpenWindow", false);
+ if (double_click_new_window)
+ {
+ getViewModelItem()->navigateToFolder(true);
+ }
+ else
+ {
+ // navigating is going to destroy views and change children
+ // delay it untill handleDoubleClick processing is complete
+ doOnIdleOneTime([this]()
+ {
+ getViewModelItem()->navigateToFolder(false);
+ });
+ }
+ return true;
+ }
+
+ if( isOpen() )
+ {
+ handled = childrenHandleDoubleClick( x, y, mask ) != NULL;
+ }
+ if( !handled )
+ {
+ if(mDoubleClickOverride)
+ {
+ static LLUICachedControl<U32> double_click_action("MultiModeDoubleClickFolder", false);
+ if (double_click_action == 1)
+ {
+ getViewModelItem()->navigateToFolder(true);
+ return true;
+ }
+ if (double_click_action == 2)
+ {
+ getViewModelItem()->navigateToFolder(false, true);
+ return true;
+ }
+ }
+ if(mIndentation < x && x < mIndentation + (isCollapsed() ? 0 : mArrowSize) + mTextPad)
+ {
+ // don't select when user double-clicks plus sign
+ // so as not to contradict single-click behavior
+ toggleOpen();
+ }
+ else
+ {
+ getRoot()->setSelection(this, false);
+ toggleOpen();
+ }
+ handled = true;
+ }
+ return handled;
+}
+
+void LLFolderViewFolder::draw()
+{
+ updateLabelRotation();
+
+ LLFolderViewItem::draw();
+
+ // draw children if root folder, or any other folder that is open or animating to closed state
+ if( getRoot() == this || (isOpen() || mCurHeight != mTargetHeight ))
+ {
+ LLView::draw();
+ }
+
+ mExpanderHighlighted = false;
+}
+
+// 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() && include_children)
+ {
+ 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;
+}
+
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