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Diffstat (limited to 'indra/llui/llfolderview.cpp')
| -rw-r--r-- | indra/llui/llfolderview.cpp | 1948 |
1 files changed, 1948 insertions, 0 deletions
diff --git a/indra/llui/llfolderview.cpp b/indra/llui/llfolderview.cpp new file mode 100644 index 0000000000..8aa1eb7cd5 --- /dev/null +++ b/indra/llui/llfolderview.cpp @@ -0,0 +1,1948 @@ +/** + * @file llfolderview.cpp + * @brief Implementation of the folder view collection of classes. + * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ + * 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 "linden_common.h" + +#include "llfolderview.h" +#include "llfolderviewmodel.h" +#include "llclipboard.h" // *TODO: remove this once hack below gone. +#include "llkeyboard.h" +#include "lllineeditor.h" +#include "llmenugl.h" +#include "llpanel.h" +#include "llscrollcontainer.h" // hack to allow scrolling +#include "lltextbox.h" +#include "lltrans.h" +#include "llui.h" +#include "lluictrlfactory.h" + +// Linden library includes +#include "lldbstrings.h" +#include "llfocusmgr.h" +#include "llfontgl.h" +#include "llgl.h" +#include "llrender.h" + +// Third-party library includes +#include <algorithm> + +///---------------------------------------------------------------------------- +/// Local function declarations, constants, enums, and typedefs +///---------------------------------------------------------------------------- + +const S32 RENAME_WIDTH_PAD = 4; +const S32 RENAME_HEIGHT_PAD = 1; +const S32 AUTO_OPEN_STACK_DEPTH = 16; + +const S32 MINIMUM_RENAMER_WIDTH = 80; + +// *TODO: move in params in xml if necessary. Requires modification of LLFolderView & LLInventoryPanel Params. +const S32 STATUS_TEXT_HPAD = 6; +const S32 STATUS_TEXT_VPAD = 8; + +enum { + SIGNAL_NO_KEYBOARD_FOCUS = 1, + SIGNAL_KEYBOARD_FOCUS = 2 +}; + +F32 LLFolderView::sAutoOpenTime = 1.f; + +//--------------------------------------------------------------------------- + +// Tells all folders in a folderview to close themselves +// For efficiency, calls setOpenArrangeRecursively(). +// The calling function must then call: +// LLFolderView* root = getRoot(); +// if( root ) +// { +// root->arrange( NULL, NULL ); +// root->scrollToShowSelection(); +// } +// to patch things up. +class LLCloseAllFoldersFunctor : public LLFolderViewFunctor +{ +public: + LLCloseAllFoldersFunctor(BOOL close) { mOpen = !close; } + virtual ~LLCloseAllFoldersFunctor() {} + virtual void doFolder(LLFolderViewFolder* folder); + virtual void doItem(LLFolderViewItem* item); + + BOOL mOpen; +}; + + +void LLCloseAllFoldersFunctor::doFolder(LLFolderViewFolder* folder) +{ + folder->setOpenArrangeRecursively(mOpen); +} + +// Do nothing. +void LLCloseAllFoldersFunctor::doItem(LLFolderViewItem* item) +{ } + +///---------------------------------------------------------------------------- +/// Class LLFolderViewScrollContainer +///---------------------------------------------------------------------------- + +// virtual +const LLRect LLFolderViewScrollContainer::getScrolledViewRect() const +{ + LLRect rect = LLRect::null; + if (mScrolledView) + { + LLFolderView* folder_view = dynamic_cast<LLFolderView*>(mScrolledView); + if (folder_view) + { + S32 height = folder_view->getRect().getHeight(); + + rect = mScrolledView->getRect(); + rect.setLeftTopAndSize(rect.mLeft, rect.mTop, rect.getWidth(), height); + } + } + + return rect; +} + +LLFolderViewScrollContainer::LLFolderViewScrollContainer(const LLScrollContainer::Params& p) +: LLScrollContainer(p) +{} + +///---------------------------------------------------------------------------- +/// Class LLFolderView +///---------------------------------------------------------------------------- +LLFolderView::Params::Params() +: title("title"), + use_label_suffix("use_label_suffix"), + allow_multiselect("allow_multiselect", true), + show_empty_message("show_empty_message", true), + use_ellipses("use_ellipses", false), + options_menu("options_menu", "") +{ + folder_indentation = -4; +} + + +// Default constructor +LLFolderView::LLFolderView(const Params& p) +: LLFolderViewFolder(p), + mScrollContainer( NULL ), + mPopupMenuHandle(), + mAllowMultiSelect(p.allow_multiselect), + mShowEmptyMessage(p.show_empty_message), + mShowFolderHierarchy(FALSE), + mRenameItem( NULL ), + mNeedsScroll( FALSE ), + mUseLabelSuffix(p.use_label_suffix), + mPinningSelectedItem(FALSE), + mNeedsAutoSelect( FALSE ), + mAutoSelectOverride(FALSE), + mNeedsAutoRename(FALSE), + mShowSelectionContext(FALSE), + mShowSingleSelection(FALSE), + mArrangeGeneration(0), + mSignalSelectCallback(0), + mMinWidth(0), + mDragAndDropThisFrame(FALSE), + mCallbackRegistrar(NULL), + mParentPanel(p.parent_panel), + mUseEllipses(p.use_ellipses), + mDraggingOverItem(NULL), + mStatusTextBox(NULL), + mShowItemLinkOverlays(p.show_item_link_overlays), + mViewModel(p.view_model) +{ + mViewModel->setFolderView(this); + mRoot = this; + + LLRect rect = p.rect; + LLRect new_rect(rect.mLeft, rect.mBottom + getRect().getHeight(), rect.mLeft + getRect().getWidth(), rect.mBottom); + setRect( rect ); + reshape(rect.getWidth(), rect.getHeight()); + mAutoOpenItems.setDepth(AUTO_OPEN_STACK_DEPTH); + mAutoOpenCandidate = NULL; + mAutoOpenTimer.stop(); + mKeyboardSelection = FALSE; + mIndentation = p.folder_indentation; + + //clear label + // go ahead and render root folder as usual + // just make sure the label ("Inventory Folder") never shows up + mLabel = LLStringUtil::null; + + // Escape is handled by reverting the rename, not commiting it (default behavior) + LLLineEditor::Params params; + params.name("ren"); + params.rect(rect); + params.font(getLabelFontForStyle(LLFontGL::NORMAL)); + params.max_length.bytes(DB_INV_ITEM_NAME_STR_LEN); + params.commit_callback.function(boost::bind(&LLFolderView::commitRename, this, _2)); + params.prevalidate_callback(&LLTextValidate::validateASCIIPrintableNoPipe); + params.commit_on_focus_lost(true); + params.visible(false); + mRenamer = LLUICtrlFactory::create<LLLineEditor> (params); + addChild(mRenamer); + + // Textbox + LLTextBox::Params text_p; + LLFontGL* font = getLabelFontForStyle(mLabelStyle); + //mIconPad, mTextPad are set in folder_view_item.xml + LLRect new_r = LLRect(rect.mLeft + mIconPad, + rect.mTop - mTextPad, + rect.mRight, + rect.mTop - mTextPad - font->getLineHeight()); + text_p.rect(new_r); + text_p.name(std::string(p.name)); + text_p.font(font); + text_p.visible(false); + text_p.parse_urls(true); + text_p.wrap(true); // allow multiline text. See EXT-7564, EXT-7047 + // set text padding the same as in People panel. EXT-7047, EXT-4837 + text_p.h_pad(STATUS_TEXT_HPAD); + text_p.v_pad(STATUS_TEXT_VPAD); + mStatusTextBox = LLUICtrlFactory::create<LLTextBox> (text_p); + mStatusTextBox->setFollowsLeft(); + mStatusTextBox->setFollowsTop(); + //addChild(mStatusTextBox); + + + // make the popup menu available + LLMenuGL* menu = LLUICtrlFactory::getInstance()->createFromFile<LLMenuGL>(p.options_menu, LLMenuGL::sMenuContainer, LLMenuHolderGL::child_registry_t::instance()); + if (!menu) + { + menu = LLUICtrlFactory::getDefaultWidget<LLMenuGL>("inventory_menu"); + } + menu->setBackgroundColor(LLUIColorTable::instance().getColor("MenuPopupBgColor")); + mPopupMenuHandle = menu->getHandle(); + + mViewModelItem->openItem(); +} + +// Destroys the object +LLFolderView::~LLFolderView( void ) +{ + closeRenamer(); + + // The release focus call can potentially call the + // scrollcontainer, which can potentially be called with a partly + // destroyed scollcontainer. Just null it out here, and no worries + // about calling into the invalid scroll container. + // Same with the renamer. + mScrollContainer = NULL; + mRenameItem = NULL; + mRenamer = NULL; + mStatusTextBox = NULL; + + mAutoOpenItems.removeAllNodes(); + + if (mPopupMenuHandle.get()) mPopupMenuHandle.get()->die(); + + mAutoOpenItems.removeAllNodes(); + clearSelection(); + mItems.clear(); + mFolders.clear(); + + mViewModel = NULL; +} + +BOOL LLFolderView::canFocusChildren() const +{ + return FALSE; +} + +void LLFolderView::addFolder( LLFolderViewFolder* folder) +{ + LLFolderViewFolder::addFolder(folder); +} + +void LLFolderView::closeAllFolders() +{ + // Close all the folders + setOpenArrangeRecursively(FALSE, LLFolderViewFolder::RECURSE_DOWN); + arrangeAll(); +} + +void LLFolderView::openTopLevelFolders() +{ + for (folders_t::iterator iter = mFolders.begin(); + iter != mFolders.end();) + { + folders_t::iterator fit = iter++; + (*fit)->setOpen(TRUE); + } +} + +// This view grows and shrinks to enclose all of its children items and folders. +// *width should be 0 +// conform show folder state works +S32 LLFolderView::arrange( S32* unused_width, S32* unused_height ) + { + mMinWidth = 0; + S32 target_height; + + LLFolderViewFolder::arrange(&mMinWidth, &target_height); + + LLRect scroll_rect = (mScrollContainer ? mScrollContainer->getContentWindowRect() : LLRect()); + reshape( llmax(scroll_rect.getWidth(), mMinWidth), llround(mCurHeight) ); + + LLRect new_scroll_rect = (mScrollContainer ? mScrollContainer->getContentWindowRect() : LLRect()); + if (new_scroll_rect.getWidth() != scroll_rect.getWidth()) + { + reshape( llmax(scroll_rect.getWidth(), mMinWidth), llround(mCurHeight) ); + } + + // move item renamer text field to item's new position + updateRenamerPosition(); + + return llround(mTargetHeight); +} + +static LLFastTimer::DeclareTimer FTM_FILTER("Filter Folder View"); + +void LLFolderView::filter( LLFolderViewFilter& filter ) +{ + LLFastTimer t2(FTM_FILTER); + filter.setFilterCount(llclamp(LLUI::sSettingGroups["config"]->getS32("FilterItemsPerFrame"), 1, 5000)); + + getViewModelItem()->filter(filter); +} + +void LLFolderView::reshape(S32 width, S32 height, BOOL called_from_parent) +{ + LLRect scroll_rect; + if (mScrollContainer) + { + LLView::reshape(width, height, called_from_parent); + scroll_rect = mScrollContainer->getContentWindowRect(); + } + width = llmax(mMinWidth, scroll_rect.getWidth()); + height = llmax(llround(mCurHeight), scroll_rect.getHeight()); + + // Restrict width within scroll container's width + if (mUseEllipses && mScrollContainer) + { + width = scroll_rect.getWidth(); + } + LLView::reshape(width, height, called_from_parent); + mReshapeSignal(mSelectedItems, FALSE); +} + +void LLFolderView::addToSelectionList(LLFolderViewItem* item) +{ + if (item->isSelected()) + { + removeFromSelectionList(item); + } + if (mSelectedItems.size()) + { + mSelectedItems.back()->setIsCurSelection(FALSE); + } + item->setIsCurSelection(TRUE); + mSelectedItems.push_back(item); +} + +void LLFolderView::removeFromSelectionList(LLFolderViewItem* item) +{ + if (mSelectedItems.size()) + { + mSelectedItems.back()->setIsCurSelection(FALSE); + } + + selected_items_t::iterator item_iter; + for (item_iter = mSelectedItems.begin(); item_iter != mSelectedItems.end();) + { + if (*item_iter == item) + { + item_iter = mSelectedItems.erase(item_iter); + } + else + { + ++item_iter; + } + } + if (mSelectedItems.size()) + { + mSelectedItems.back()->setIsCurSelection(TRUE); + } +} + +LLFolderViewItem* LLFolderView::getCurSelectedItem( void ) +{ + if(mSelectedItems.size()) + { + LLFolderViewItem* itemp = mSelectedItems.back(); + llassert(itemp->getIsCurSelection()); + return itemp; + } + return NULL; +} + +LLFolderView::selected_items_t& LLFolderView::getSelectedItems( void ) +{ + return mSelectedItems; +} + +// Record the selected item and pass it down the hierachy. +BOOL LLFolderView::setSelection(LLFolderViewItem* selection, BOOL openitem, + BOOL take_keyboard_focus) +{ + mSignalSelectCallback = take_keyboard_focus ? SIGNAL_KEYBOARD_FOCUS : SIGNAL_NO_KEYBOARD_FOCUS; + + if( selection == this ) + { + return FALSE; + } + + if( selection && take_keyboard_focus) + { + mParentPanel->setFocus(TRUE); + } + + // clear selection down here because change of keyboard focus can potentially + // affect selection + clearSelection(); + + if(selection) + { + addToSelectionList(selection); + } + + BOOL rv = LLFolderViewFolder::setSelection(selection, openitem, take_keyboard_focus); + if(openitem && selection) + { + selection->getParentFolder()->requestArrange(); + } + + llassert(mSelectedItems.size() <= 1); + + return rv; +} + +BOOL LLFolderView::changeSelection(LLFolderViewItem* selection, BOOL selected) +{ + BOOL rv = FALSE; + + // can't select root folder + if(!selection || selection == this) + { + return FALSE; + } + + if (!mAllowMultiSelect) + { + clearSelection(); + } + + selected_items_t::iterator item_iter; + for (item_iter = mSelectedItems.begin(); item_iter != mSelectedItems.end(); ++item_iter) + { + if (*item_iter == selection) + { + break; + } + } + + BOOL on_list = (item_iter != mSelectedItems.end()); + + if(selected && !on_list) + { + addToSelectionList(selection); + } + if(!selected && on_list) + { + removeFromSelectionList(selection); + } + + rv = LLFolderViewFolder::changeSelection(selection, selected); + + mSignalSelectCallback = SIGNAL_KEYBOARD_FOCUS; + + return rv; +} + +static LLFastTimer::DeclareTimer FTM_SANITIZE_SELECTION("Sanitize Selection"); +void LLFolderView::sanitizeSelection() +{ + LLFastTimer _(FTM_SANITIZE_SELECTION); + // store off current item in case it is automatically deselected + // and we want to preserve context + LLFolderViewItem* original_selected_item = getCurSelectedItem(); + + std::vector<LLFolderViewItem*> items_to_remove; + selected_items_t::iterator item_iter; + for (item_iter = mSelectedItems.begin(); item_iter != mSelectedItems.end(); ++item_iter) + { + LLFolderViewItem* item = *item_iter; + + // ensure that each ancestor is open and potentially passes filtering + BOOL visible = false; + if(item->getViewModelItem() != NULL) + { + visible = item->getViewModelItem()->potentiallyVisible(); // initialize from filter state for this item + } + // modify with parent open and filters states + LLFolderViewFolder* parent_folder = item->getParentFolder(); + // Move up through parent folders and see what's visible + while(parent_folder) + { + visible = visible && parent_folder->isOpen() && parent_folder->getViewModelItem()->potentiallyVisible(); + parent_folder = parent_folder->getParentFolder(); + } + + // deselect item if any ancestor is closed or didn't pass filter requirements. + if (!visible) + { + items_to_remove.push_back(item); + } + + // disallow nested selections (i.e. folder items plus one or more ancestors) + // could check cached mum selections count and only iterate if there are any + // but that may be a premature optimization. + selected_items_t::iterator other_item_iter; + for (other_item_iter = mSelectedItems.begin(); other_item_iter != mSelectedItems.end(); ++other_item_iter) + { + LLFolderViewItem* other_item = *other_item_iter; + for( parent_folder = other_item->getParentFolder(); parent_folder; parent_folder = parent_folder->getParentFolder()) + { + if (parent_folder == item) + { + // this is a descendent of the current folder, remove from list + items_to_remove.push_back(other_item); + break; + } + } + } + + // Don't allow invisible items (such as root folders) to be selected. + if (item == getRoot()) + { + items_to_remove.push_back(item); + } + } + + std::vector<LLFolderViewItem*>::iterator item_it; + for (item_it = items_to_remove.begin(); item_it != items_to_remove.end(); ++item_it ) + { + changeSelection(*item_it, FALSE); // toggle selection (also removes from list) + } + + // if nothing selected after prior constraints... + if (mSelectedItems.empty()) + { + // ...select first available parent of original selection + LLFolderViewItem* new_selection = NULL; + if (original_selected_item) + { + for(LLFolderViewFolder* parent_folder = original_selected_item->getParentFolder(); + parent_folder; + parent_folder = parent_folder->getParentFolder()) + { + if (parent_folder->getViewModelItem() && parent_folder->getViewModelItem()->potentiallyVisible()) + { + // give initial selection to first ancestor folder that potentially passes the filter + if (!new_selection) + { + new_selection = parent_folder; + } + + // if any ancestor folder of original item is closed, move the selection up + // to the highest closed + if (!parent_folder->isOpen()) + { + new_selection = parent_folder; + } + } + } + } + else + { + new_selection = NULL; + } + + if (new_selection) + { + setSelection(new_selection, FALSE, FALSE); + } + } +} + +void LLFolderView::clearSelection() +{ + for (selected_items_t::const_iterator item_it = mSelectedItems.begin(); + item_it != mSelectedItems.end(); + ++item_it) + { + (*item_it)->setUnselected(); + } + + mSelectedItems.clear(); +} + +std::set<LLFolderViewItem*> LLFolderView::getSelectionList() const +{ + std::set<LLFolderViewItem*> selection; + std::copy(mSelectedItems.begin(), mSelectedItems.end(), std::inserter(selection, selection.begin())); + return selection; +} + +bool LLFolderView::startDrag() +{ + std::vector<LLFolderViewModelItem*> selected_items; + selected_items_t::iterator item_it; + + if (!mSelectedItems.empty()) + { + for (item_it = mSelectedItems.begin(); item_it != mSelectedItems.end(); ++item_it) + { + selected_items.push_back((*item_it)->getViewModelItem()); + } + + return getFolderViewModel()->startDrag(selected_items); + } + return false; +} + +void LLFolderView::commitRename( const LLSD& data ) +{ + finishRenamingItem(); +} + +void LLFolderView::draw() +{ + //LLFontGL* font = getLabelFontForStyle(mLabelStyle); + + // if cursor has moved off of me during drag and drop + // close all auto opened folders + if (!mDragAndDropThisFrame) + { + closeAutoOpenedFolders(); + } + + if (mSearchTimer.getElapsedTimeF32() > LLUI::sSettingGroups["config"]->getF32("TypeAheadTimeout") || !mSearchString.size()) + { + mSearchString.clear(); + } + + if (hasVisibleChildren()) + { + mStatusTextBox->setVisible( FALSE ); + } + else if (mShowEmptyMessage) + { + mStatusTextBox->setValue(getFolderViewModel()->getStatusText()); + mStatusTextBox->setVisible( TRUE ); + + // firstly reshape message textbox with current size. This is necessary to + // LLTextBox::getTextPixelHeight works properly + const LLRect local_rect = getLocalRect(); + mStatusTextBox->setShape(local_rect); + + // get preferable text height... + S32 pixel_height = mStatusTextBox->getTextPixelHeight(); + bool height_changed = local_rect.getHeight() != pixel_height; + if (height_changed) + { + // ... if it does not match current height, lets rearrange current view. + // This will indirectly call ::arrange and reshape of the status textbox. + // We should call this method to also notify parent about required rect. + // See EXT-7564, EXT-7047. + S32 height = 0; + S32 width = 0; + S32 total_height = arrange( &width, &height ); + notifyParent(LLSD().with("action", "size_changes").with("height", total_height)); + + LLUI::popMatrix(); + LLUI::pushMatrix(); + LLUI::translate((F32)getRect().mLeft, (F32)getRect().mBottom); + } + } + + // skip over LLFolderViewFolder::draw since we don't want the folder icon, label, + // and arrow for the root folder + LLView::draw(); + + mDragAndDropThisFrame = FALSE; +} + +void LLFolderView::finishRenamingItem( void ) +{ + if(!mRenamer) + { + return; + } + if( mRenameItem ) + { + mRenameItem->rename( mRenamer->getText() ); + } + + closeRenamer(); + + // List is re-sorted alphabetically, so scroll to make sure the selected item is visible. + scrollToShowSelection(); +} + +void LLFolderView::closeRenamer( void ) +{ + if (mRenamer && mRenamer->getVisible()) + { + // Triggers onRenamerLost() that actually closes the renamer. + LLUI::removePopup(mRenamer); + } +} + +void LLFolderView::removeSelectedItems() +{ + if(getVisible() && getEnabled()) + { + // just in case we're removing the renaming item. + mRenameItem = NULL; + + // create a temporary structure which we will use to remove + // items, since the removal will futz with internal data + // structures. + std::vector<LLFolderViewItem*> items; + S32 count = mSelectedItems.size(); + if(count == 0) return; + LLFolderViewItem* item = NULL; + selected_items_t::iterator item_it; + for (item_it = mSelectedItems.begin(); item_it != mSelectedItems.end(); ++item_it) + { + item = *item_it; + if (item && item->isRemovable()) + { + items.push_back(item); + } + else + { + llinfos << "Cannot delete " << item->getName() << llendl; + return; + } + } + + // iterate through the new container. + count = items.size(); + LLUUID new_selection_id; + LLFolderViewItem* item_to_select = getNextUnselectedItem(); + + if(count == 1) + { + LLFolderViewItem* item_to_delete = items[0]; + LLFolderViewFolder* parent = item_to_delete->getParentFolder(); + if(parent) + { + if (item_to_delete->remove()) + { + // change selection on successful delete + setSelection(item_to_select, item_to_select ? item_to_select->isOpen() : false, mParentPanel->hasFocus()); + } + } + arrangeAll(); + } + else if (count > 1) + { + LLDynamicArray<LLFolderViewModelItem*> listeners; + LLFolderViewModelItem* listener; + + setSelection(item_to_select, item_to_select ? item_to_select->isOpen() : false, mParentPanel->hasFocus()); + + for(S32 i = 0; i < count; ++i) + { + listener = items[i]->getViewModelItem(); + if(listener && (listeners.find(listener) == LLDynamicArray<LLFolderViewModelItem*>::FAIL)) + { + listeners.put(listener); + } + } + listener = static_cast<LLFolderViewModelItem*>(listeners.get(0)); + if(listener) + { + listener->removeBatch(listeners); + } + } + arrangeAll(); + scrollToShowSelection(); + } +} + +void LLFolderView::autoOpenItem( LLFolderViewFolder* item ) +{ + if ((mAutoOpenItems.check() == item) || + (mAutoOpenItems.getDepth() >= (U32)AUTO_OPEN_STACK_DEPTH) || + item->isOpen()) + { + return; + } + + // close auto-opened folders + LLFolderViewFolder* close_item = mAutoOpenItems.check(); + while (close_item && close_item != item->getParentFolder()) + { + mAutoOpenItems.pop(); + close_item->setOpenArrangeRecursively(FALSE); + close_item = mAutoOpenItems.check(); + } + + item->requestArrange(); + + mAutoOpenItems.push(item); + + item->setOpen(TRUE); + LLRect content_rect = (mScrollContainer ? mScrollContainer->getContentWindowRect() : LLRect()); + LLRect constraint_rect(0,content_rect.getHeight(), content_rect.getWidth(), 0); + scrollToShowItem(item, constraint_rect); +} + +void LLFolderView::closeAutoOpenedFolders() +{ + while (mAutoOpenItems.check()) + { + LLFolderViewFolder* close_item = mAutoOpenItems.pop(); + close_item->setOpen(FALSE); + } + + if (mAutoOpenCandidate) + { + mAutoOpenCandidate->setAutoOpenCountdown(0.f); + } + mAutoOpenCandidate = NULL; + mAutoOpenTimer.stop(); +} + +BOOL LLFolderView::autoOpenTest(LLFolderViewFolder* folder) +{ + if (folder && mAutoOpenCandidate == folder) + { + if (mAutoOpenTimer.getStarted()) + { + if (!mAutoOpenCandidate->isOpen()) + { + mAutoOpenCandidate->setAutoOpenCountdown(clamp_rescale(mAutoOpenTimer.getElapsedTimeF32(), 0.f, sAutoOpenTime, 0.f, 1.f)); + } + if (mAutoOpenTimer.getElapsedTimeF32() > sAutoOpenTime) + { + autoOpenItem(folder); + mAutoOpenTimer.stop(); + return TRUE; + } + } + return FALSE; + } + + // otherwise new candidate, restart timer + if (mAutoOpenCandidate) + { + mAutoOpenCandidate->setAutoOpenCountdown(0.f); + } + mAutoOpenCandidate = folder; + mAutoOpenTimer.start(); + return FALSE; +} + +BOOL LLFolderView::canCopy() const +{ + if (!(getVisible() && getEnabled() && (mSelectedItems.size() > 0))) + { + return FALSE; + } + + for (selected_items_t::const_iterator selected_it = mSelectedItems.begin(); selected_it != mSelectedItems.end(); ++selected_it) + { + const LLFolderViewItem* item = *selected_it; + if (!item->getViewModelItem()->isItemCopyable()) + { + return FALSE; + } + } + return TRUE; +} + +// copy selected item +void LLFolderView::copy() +{ + // *NOTE: total hack to clear the inventory clipboard + LLClipboard::instance().reset(); + S32 count = mSelectedItems.size(); + if(getVisible() && getEnabled() && (count > 0)) + { + LLFolderViewModelItem* listener = NULL; + selected_items_t::iterator item_it; + for (item_it = mSelectedItems.begin(); item_it != mSelectedItems.end(); ++item_it) + { + listener = (*item_it)->getViewModelItem(); + if(listener) + { + listener->copyToClipboard(); + } + } + } + mSearchString.clear(); +} + +BOOL LLFolderView::canCut() const +{ + if (!(getVisible() && getEnabled() && (mSelectedItems.size() > 0))) + { + return FALSE; + } + + for (selected_items_t::const_iterator selected_it = mSelectedItems.begin(); selected_it != mSelectedItems.end(); ++selected_it) + { + const LLFolderViewItem* item = *selected_it; + const LLFolderViewModelItem* listener = item->getViewModelItem(); + + if (!listener || !listener->isItemRemovable()) + { + return FALSE; + } + } + return TRUE; +} + +void LLFolderView::cut() +{ + // clear the inventory clipboard + LLClipboard::instance().reset(); + if(getVisible() && getEnabled() && (mSelectedItems.size() > 0)) + { + // Find out which item will be selected once the selection will be cut + LLFolderViewItem* item_to_select = getNextUnselectedItem(); + + // Get the selection: removeItem() modified mSelectedItems and makes iterating on it unwise + std::set<LLFolderViewItem*> inventory_selected = getSelectionList(); + + // Move each item to the clipboard and out of their folder + for (std::set<LLFolderViewItem*>::iterator item_it = inventory_selected.begin(); item_it != inventory_selected.end(); ++item_it) + { + LLFolderViewItem* item_to_cut = *item_it; + LLFolderViewModelItem* listener = item_to_cut->getViewModelItem(); + if (listener) + { + listener->cutToClipboard(); + listener->removeItem(); + } + } + + // Update the selection + setSelection(item_to_select, item_to_select ? item_to_select->isOpen() : false, mParentPanel->hasFocus()); + } + mSearchString.clear(); +} + +BOOL LLFolderView::canPaste() const +{ + if (mSelectedItems.empty()) + { + return FALSE; + } + + if(getVisible() && getEnabled()) + { + for (selected_items_t::const_iterator item_it = mSelectedItems.begin(); + item_it != mSelectedItems.end(); ++item_it) + { + // *TODO: only check folders and parent folders of items + const LLFolderViewItem* item = (*item_it); + const LLFolderViewModelItem* listener = item->getViewModelItem(); + if(!listener || !listener->isClipboardPasteable()) + { + const LLFolderViewFolder* folderp = item->getParentFolder(); + listener = folderp->getViewModelItem(); + if (!listener || !listener->isClipboardPasteable()) + { + return FALSE; + } + } + } + return TRUE; + } + return FALSE; +} + +// paste selected item +void LLFolderView::paste() +{ + if(getVisible() && getEnabled()) + { + // find set of unique folders to paste into + std::set<LLFolderViewFolder*> folder_set; + + selected_items_t::iterator selected_it; + for (selected_it = mSelectedItems.begin(); selected_it != mSelectedItems.end(); ++selected_it) + { + LLFolderViewItem* item = *selected_it; + LLFolderViewFolder* folder = dynamic_cast<LLFolderViewFolder*>(item); + if (folder == NULL) + { + folder = item->getParentFolder(); + } + folder_set.insert(folder); + } + + std::set<LLFolderViewFolder*>::iterator set_iter; + for(set_iter = folder_set.begin(); set_iter != folder_set.end(); ++set_iter) + { + LLFolderViewModelItem* listener = (*set_iter)->getViewModelItem(); + if(listener && listener->isClipboardPasteable()) + { + listener->pasteFromClipboard(); + } + } + } + mSearchString.clear(); +} + +// public rename functionality - can only start the process +void LLFolderView::startRenamingSelectedItem( void ) +{ + // make sure selection is visible + scrollToShowSelection(); + + S32 count = mSelectedItems.size(); + LLFolderViewItem* item = NULL; + if(count > 0) + { + item = mSelectedItems.front(); + } + if(getVisible() && getEnabled() && (count == 1) && item && item->getViewModelItem() && + item->getViewModelItem()->isItemRenameable()) + { + mRenameItem = item; + + updateRenamerPosition(); + + + mRenamer->setText(item->getName()); + mRenamer->selectAll(); + mRenamer->setVisible( TRUE ); + // set focus will fail unless item is visible + mRenamer->setFocus( TRUE ); + mRenamer->setTopLostCallback(boost::bind(&LLFolderView::onRenamerLost, this)); + LLUI::addPopup(mRenamer); + } +} + +BOOL LLFolderView::handleKeyHere( KEY key, MASK mask ) +{ + BOOL handled = FALSE; + + // SL-51858: Key presses are not being passed to the Popup menu. + // A proper fix is non-trivial so instead just close the menu. + LLMenuGL* menu = (LLMenuGL*)mPopupMenuHandle.get(); + if (menu && menu->isOpen()) + { + LLMenuGL::sMenuContainer->hideMenus(); + } + + switch( key ) + { + case KEY_F2: + mSearchString.clear(); + startRenamingSelectedItem(); + handled = TRUE; + break; + + case KEY_RETURN: + if (mask == MASK_NONE) + { + if( mRenameItem && mRenamer->getVisible() ) + { + finishRenamingItem(); + mSearchString.clear(); + handled = TRUE; + } + } + break; + + case KEY_ESCAPE: + if( mRenameItem && mRenamer->getVisible() ) + { + closeRenamer(); + handled = TRUE; + } + mSearchString.clear(); + break; + + case KEY_PAGE_UP: + mSearchString.clear(); + if (mScrollContainer) + { + mScrollContainer->pageUp(30); + } + handled = TRUE; + break; + + case KEY_PAGE_DOWN: + mSearchString.clear(); + if (mScrollContainer) + { + mScrollContainer->pageDown(30); + } + handled = TRUE; + break; + + case KEY_HOME: + mSearchString.clear(); + if (mScrollContainer) + { + mScrollContainer->goToTop(); + } + handled = TRUE; + break; + + case KEY_END: + mSearchString.clear(); + if (mScrollContainer) + { + mScrollContainer->goToBottom(); + } + break; + + case KEY_DOWN: + if((mSelectedItems.size() > 0) && mScrollContainer) + { + LLFolderViewItem* last_selected = getCurSelectedItem(); + + if (!mKeyboardSelection) + { + setSelection(last_selected, FALSE, TRUE); + mKeyboardSelection = TRUE; + } + + LLFolderViewItem* next = NULL; + if (mask & MASK_SHIFT) + { + // don't shift select down to children of folders (they are implicitly selected through parent) + next = last_selected->getNextOpenNode(FALSE); + if (next) + { + if (next->isSelected()) + { + // shrink selection + changeSelection(last_selected, FALSE); + } + else if (last_selected->getParentFolder() == next->getParentFolder()) + { + // grow selection + changeSelection(next, TRUE); + } + } + } + else + { + next = last_selected->getNextOpenNode(); + if( next ) + { + if (next == last_selected) + { + //special case for LLAccordionCtrl + if(notifyParent(LLSD().with("action","select_next")) > 0 )//message was processed + { + clearSelection(); + return TRUE; + } + return FALSE; + } + setSelection( next, FALSE, TRUE ); + } + else + { + //special case for LLAccordionCtrl + if(notifyParent(LLSD().with("action","select_next")) > 0 )//message was processed + { + clearSelection(); + return TRUE; + } + return FALSE; + } + } + scrollToShowSelection(); + mSearchString.clear(); + handled = TRUE; + } + break; + + case KEY_UP: + if((mSelectedItems.size() > 0) && mScrollContainer) + { + LLFolderViewItem* last_selected = mSelectedItems.back(); + + if (!mKeyboardSelection) + { + setSelection(last_selected, FALSE, TRUE); + mKeyboardSelection = TRUE; + } + + LLFolderViewItem* prev = NULL; + if (mask & MASK_SHIFT) + { + // don't shift select down to children of folders (they are implicitly selected through parent) + prev = last_selected->getPreviousOpenNode(FALSE); + if (prev) + { + if (prev->isSelected()) + { + // shrink selection + changeSelection(last_selected, FALSE); + } + else if (last_selected->getParentFolder() == prev->getParentFolder()) + { + // grow selection + changeSelection(prev, TRUE); + } + } + } + else + { + prev = last_selected->getPreviousOpenNode(); + if( prev ) + { + if (prev == this) + { + // If case we are in accordion tab notify parent to go to the previous accordion + if(notifyParent(LLSD().with("action","select_prev")) > 0 )//message was processed + { + clearSelection(); + return TRUE; + } + + return FALSE; + } + setSelection( prev, FALSE, TRUE ); + } + } + scrollToShowSelection(); + mSearchString.clear(); + + handled = TRUE; + } + break; + + case KEY_RIGHT: + if(mSelectedItems.size()) + { + LLFolderViewItem* last_selected = getCurSelectedItem(); + last_selected->setOpen( TRUE ); + mSearchString.clear(); + handled = TRUE; + } + break; + + case KEY_LEFT: + if(mSelectedItems.size()) + { + LLFolderViewItem* last_selected = getCurSelectedItem(); + LLFolderViewItem* parent_folder = last_selected->getParentFolder(); + if (!last_selected->isOpen() && parent_folder && parent_folder->getParentFolder()) + { + setSelection(parent_folder, FALSE, TRUE); + } + else + { + last_selected->setOpen( FALSE ); + } + mSearchString.clear(); + scrollToShowSelection(); + handled = TRUE; + } + break; + } + + return handled; +} + + +BOOL LLFolderView::handleUnicodeCharHere(llwchar uni_char) +{ + if ((uni_char < 0x20) || (uni_char == 0x7F)) // Control character or DEL + { + return FALSE; + } + + if (uni_char > 0x7f) + { + llwarns << "LLFolderView::handleUnicodeCharHere - Don't handle non-ascii yet, aborting" << llendl; + return FALSE; + } + + BOOL handled = FALSE; + if (mParentPanel->hasFocus()) + { + // SL-51858: Key presses are not being passed to the Popup menu. + // A proper fix is non-trivial so instead just close the menu. + LLMenuGL* menu = (LLMenuGL*)mPopupMenuHandle.get(); + if (menu && menu->isOpen()) + { + LLMenuGL::sMenuContainer->hideMenus(); + } + + //do text search + if (mSearchTimer.getElapsedTimeF32() > LLUI::sSettingGroups["config"]->getF32("TypeAheadTimeout")) + { + mSearchString.clear(); + } + mSearchTimer.reset(); + if (mSearchString.size() < 128) + { + mSearchString += uni_char; + } + search(getCurSelectedItem(), mSearchString, FALSE); + + handled = TRUE; + } + + return handled; +} + + +BOOL LLFolderView::handleMouseDown( S32 x, S32 y, MASK mask ) +{ + mKeyboardSelection = FALSE; + mSearchString.clear(); + + mParentPanel->setFocus(TRUE); + + LLEditMenuHandler::gEditMenuHandler = this; + + return LLView::handleMouseDown( x, y, mask ); +} + +BOOL LLFolderView::search(LLFolderViewItem* first_item, const std::string &search_string, BOOL backward) +{ + // get first selected item + LLFolderViewItem* search_item = first_item; + + // make sure search string is upper case + std::string upper_case_string = search_string; + LLStringUtil::toUpper(upper_case_string); + + // if nothing selected, select first item in folder + if (!search_item) + { + // start from first item + search_item = getNextFromChild(NULL); + } + + // search over all open nodes for first substring match (with wrapping) + BOOL found = FALSE; + LLFolderViewItem* original_search_item = search_item; + do + { + // wrap at end + if (!search_item) + { + if (backward) + { + search_item = getPreviousFromChild(NULL); + } + else + { + search_item = getNextFromChild(NULL); + } + if (!search_item || search_item == original_search_item) + { + break; + } + } + + const std::string current_item_label(search_item->getViewModelItem()->getSearchableName()); + S32 search_string_length = llmin(upper_case_string.size(), current_item_label.size()); + if (!current_item_label.compare(0, search_string_length, upper_case_string)) + { + found = TRUE; + break; + } + if (backward) + { + search_item = search_item->getPreviousOpenNode(); + } + else + { + search_item = search_item->getNextOpenNode(); + } + + } while(search_item != original_search_item); + + + if (found) + { + setSelection(search_item, FALSE, TRUE); + scrollToShowSelection(); + } + + return found; +} + +BOOL LLFolderView::handleDoubleClick( S32 x, S32 y, MASK mask ) +{ + // skip LLFolderViewFolder::handleDoubleClick() + return LLView::handleDoubleClick( x, y, mask ); +} + +BOOL LLFolderView::handleRightMouseDown( S32 x, S32 y, MASK mask ) +{ + // all user operations move keyboard focus to inventory + // this way, we know when to stop auto-updating a search + mParentPanel->setFocus(TRUE); + + BOOL handled = childrenHandleRightMouseDown(x, y, mask) != NULL; + S32 count = mSelectedItems.size(); + LLMenuGL* menu = (LLMenuGL*)mPopupMenuHandle.get(); + if ( handled + && ( count > 0 && (hasVisibleChildren()) ) // show menu only if selected items are visible + && menu ) + { + if (mCallbackRegistrar) + { + mCallbackRegistrar->pushScope(); + } + + updateMenuOptions(menu); + + menu->updateParent(LLMenuGL::sMenuContainer); + LLMenuGL::showPopup(this, menu, x, y); + if (mCallbackRegistrar) + { + mCallbackRegistrar->popScope(); + } + } + else + { + if (menu && menu->getVisible()) + { + menu->setVisible(FALSE); + } + setSelection(NULL, FALSE, TRUE); + } + return handled; +} + +// Add "--no options--" if the menu is completely blank. +BOOL LLFolderView::addNoOptions(LLMenuGL* menu) const +{ + const std::string nooptions_str = "--no options--"; + LLView *nooptions_item = NULL; + + const LLView::child_list_t *list = menu->getChildList(); + for (LLView::child_list_t::const_iterator itor = list->begin(); + itor != list->end(); + ++itor) + { + LLView *menu_item = (*itor); + if (menu_item->getVisible()) + { + return FALSE; + } + std::string name = menu_item->getName(); + if (menu_item->getName() == nooptions_str) + { + nooptions_item = menu_item; + } + } + if (nooptions_item) + { + nooptions_item->setVisible(TRUE); + nooptions_item->setEnabled(FALSE); + return TRUE; + } + return FALSE; +} + +BOOL LLFolderView::handleHover( S32 x, S32 y, MASK mask ) +{ + return LLView::handleHover( x, y, mask ); +} + +BOOL LLFolderView::handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop, + EDragAndDropType cargo_type, + void* cargo_data, + EAcceptance* accept, + std::string& tooltip_msg) +{ + mDragAndDropThisFrame = TRUE; + // have children handle it first + BOOL handled = LLView::handleDragAndDrop(x, y, mask, drop, cargo_type, cargo_data, + accept, tooltip_msg); + + // when drop is not handled by child, it should be handled + // by the folder which is the hierarchy root. + if (!handled) + { + handled = LLFolderViewFolder::handleDragAndDrop(x, y, mask, drop, cargo_type, cargo_data, accept, tooltip_msg); + } + + return handled; +} + +void LLFolderView::deleteAllChildren() +{ + closeRenamer(); + if (mPopupMenuHandle.get()) mPopupMenuHandle.get()->die(); + mPopupMenuHandle = LLHandle<LLView>(); + mScrollContainer = NULL; + mRenameItem = NULL; + mRenamer = NULL; + mStatusTextBox = NULL; + + clearSelection(); + LLView::deleteAllChildren(); +} + +void LLFolderView::scrollToShowSelection() +{ + if ( mSelectedItems.size() ) + { + mNeedsScroll = TRUE; + } +} + +// If the parent is scroll container, scroll it to make the selection +// is maximally visible. +void LLFolderView::scrollToShowItem(LLFolderViewItem* item, const LLRect& constraint_rect) +{ + if (!mScrollContainer) return; + + // don't scroll to items when mouse is being used to scroll/drag and drop + if (gFocusMgr.childHasMouseCapture(mScrollContainer)) + { + mNeedsScroll = FALSE; + return; + } + + // if item exists and is in visible portion of parent folder... + if(item) + { + LLRect local_rect = item->getLocalRect(); + S32 icon_height = mIcon.isNull() ? 0 : mIcon->getHeight(); + S32 label_height = getLabelFontForStyle(mLabelStyle)->getLineHeight(); + // when navigating with keyboard, only move top of opened folder on screen, otherwise show whole folder + S32 max_height_to_show = item->isOpen() && mScrollContainer->hasFocus() ? (llmax( icon_height, label_height ) + item->getIconPad()) : local_rect.getHeight(); + + // get portion of item that we want to see... + LLRect item_local_rect = LLRect(item->getIndentation(), + local_rect.getHeight(), + //+40 is supposed to include few first characters + llmin(item->getLabelXPos() - item->getIndentation() + 40, local_rect.getWidth()), + llmax(0, local_rect.getHeight() - max_height_to_show)); + + LLRect item_doc_rect; + + item->localRectToOtherView(item_local_rect, &item_doc_rect, this); + + mScrollContainer->scrollToShowRect( item_doc_rect, constraint_rect ); + + } +} + +LLRect LLFolderView::getVisibleRect() +{ + S32 visible_height = (mScrollContainer ? mScrollContainer->getRect().getHeight() : 0); + S32 visible_width = (mScrollContainer ? mScrollContainer->getRect().getWidth() : 0); + LLRect visible_rect; + visible_rect.setLeftTopAndSize(-getRect().mLeft, visible_height - getRect().mBottom, visible_width, visible_height); + return visible_rect; +} + +BOOL LLFolderView::getShowSelectionContext() +{ + if (mShowSelectionContext) + { + return TRUE; + } + LLMenuGL* menu = (LLMenuGL*)mPopupMenuHandle.get(); + if (menu && menu->getVisible()) + { + return TRUE; + } + return FALSE; +} + +void LLFolderView::setShowSingleSelection(BOOL show) +{ + if (show != mShowSingleSelection) + { + mMultiSelectionFadeTimer.reset(); + mShowSingleSelection = show; + } +} + +static LLFastTimer::DeclareTimer FTM_AUTO_SELECT("Open and Select"); +static LLFastTimer::DeclareTimer FTM_INVENTORY("Inventory"); + +// Main idle routine +void LLFolderView::update() +{ + // If this is associated with the user's inventory, don't do anything + // until that inventory is loaded up. + LLFastTimer t2(FTM_INVENTORY); + + if (getFolderViewModel()->getFilter().isModified() && getFolderViewModel()->getFilter().isNotDefault()) + { + mNeedsAutoSelect = TRUE; + } + // filter to determine visibility before arranging + filter(getFolderViewModel()->getFilter()); + // Clear the modified setting on the filter only if the filter count is non-zero after running the filter process + // Note: if the filter count is zero, then the filter most likely halted before completing the entire set of items + if (getFolderViewModel()->getFilter().isModified() && (getFolderViewModel()->getFilter().getFilterCount() > 0)) + { + getFolderViewModel()->getFilter().clearModified(); + } + + // automatically show matching items, and select first one if we had a selection + if (mNeedsAutoSelect) + { + LLFastTimer t3(FTM_AUTO_SELECT); + // select new item only if a filtered item not currently selected + LLFolderViewItem* selected_itemp = mSelectedItems.empty() ? NULL : mSelectedItems.back(); + if (!mAutoSelectOverride && (!selected_itemp || !selected_itemp->getViewModelItem()->potentiallyVisible())) + { + // these are named variables to get around gcc not binding non-const references to rvalues + // and functor application is inherently non-const to allow for stateful functors + LLSelectFirstFilteredItem functor; + applyFunctorRecursively(functor); + } + + // Open filtered folders for folder views with mAutoSelectOverride=TRUE. + // Used by LLPlacesFolderView. + if (getFolderViewModel()->getFilter().showAllResults()) + { + // these are named variables to get around gcc not binding non-const references to rvalues + // and functor application is inherently non-const to allow for stateful functors + LLOpenFilteredFolders functor; + applyFunctorRecursively(functor); + } + + scrollToShowSelection(); + } + + BOOL filter_finished = getViewModelItem()->passedFilter() + && mViewModel->contentsReady(); + if (filter_finished + || gFocusMgr.childHasKeyboardFocus(mParentPanel) + || gFocusMgr.childHasMouseCapture(mParentPanel)) + { + // finishing the filter process, giving focus to the folder view, or dragging the scrollbar all stop the auto select process + mNeedsAutoSelect = FALSE; + } + + BOOL is_visible = isInVisibleChain(); + + //Puts folders/items in proper positions + if ( is_visible ) + { + sanitizeSelection(); + if( needsArrange() ) + { + S32 height = 0; + S32 width = 0; + S32 total_height = arrange( &width, &height ); + notifyParent(LLSD().with("action", "size_changes").with("height", total_height)); + } + } + + // during filtering process, try to pin selected item's location on screen + // this will happen when searching your inventory and when new items arrive + if (!filter_finished) + { + // calculate rectangle to pin item to at start of animated rearrange + if (!mPinningSelectedItem && !mSelectedItems.empty()) + { + // lets pin it! + mPinningSelectedItem = TRUE; + + //Computes visible area + const LLRect visible_content_rect = (mScrollContainer ? mScrollContainer->getVisibleContentRect() : LLRect()); + LLFolderViewItem* selected_item = mSelectedItems.back(); + + //Computes location of selected content, content outside visible area will be scrolled to using below code + LLRect item_rect; + selected_item->localRectToOtherView(selected_item->getLocalRect(), &item_rect, this); + + //Computes intersected region of the selected content and visible area + LLRect overlap_rect(item_rect); + overlap_rect.intersectWith(visible_content_rect); + + //Don't scroll when the selected content exists within the visible area + if (overlap_rect.getHeight() >= selected_item->getItemHeight()) + { + // then attempt to keep it in same place on screen + mScrollConstraintRect = item_rect; + mScrollConstraintRect.translate(-visible_content_rect.mLeft, -visible_content_rect.mBottom); + } + //Scroll because the selected content is outside the visible area + else + { + // otherwise we just want it onscreen somewhere + LLRect content_rect = (mScrollContainer ? mScrollContainer->getContentWindowRect() : LLRect()); + mScrollConstraintRect.setOriginAndSize(0, 0, content_rect.getWidth(), content_rect.getHeight()); + } + } + } + else + { + // stop pinning selected item after folders stop rearranging + if (!needsArrange()) + { + mPinningSelectedItem = FALSE; + } + } + + LLRect constraint_rect; + if (mPinningSelectedItem) + { + // use last known constraint rect for pinned item + constraint_rect = mScrollConstraintRect; + } + else + { + // during normal use (page up/page down, etc), just try to fit item on screen + LLRect content_rect = (mScrollContainer ? mScrollContainer->getContentWindowRect() : LLRect()); + constraint_rect.setOriginAndSize(0, 0, content_rect.getWidth(), content_rect.getHeight()); + } + + if (mSelectedItems.size() && mNeedsScroll) + { + scrollToShowItem(mSelectedItems.back(), constraint_rect); + // continue scrolling until animated layout change is done + if (filter_finished + && (!needsArrange() || !is_visible)) + { + mNeedsScroll = FALSE; + } + } + + if (mSignalSelectCallback) + { + //RN: we use keyboard focus as a proxy for user-explicit actions + BOOL take_keyboard_focus = (mSignalSelectCallback == SIGNAL_KEYBOARD_FOCUS); + mSelectSignal(mSelectedItems, take_keyboard_focus); + } + mSignalSelectCallback = FALSE; +} + +void LLFolderView::dumpSelectionInformation() +{ + llinfos << "LLFolderView::dumpSelectionInformation()" << llendl; + llinfos << "****************************************" << llendl; + selected_items_t::iterator item_it; + for (item_it = mSelectedItems.begin(); item_it != mSelectedItems.end(); ++item_it) + { + llinfos << " " << (*item_it)->getName() << llendl; + } + llinfos << "****************************************" << llendl; +} + +void LLFolderView::updateRenamerPosition() +{ + if(mRenameItem) + { + // See also LLFolderViewItem::draw() + S32 x = mRenameItem->getLabelXPos(); + S32 y = mRenameItem->getRect().getHeight() - mRenameItem->getItemHeight() - RENAME_HEIGHT_PAD; + mRenameItem->localPointToScreen( x, y, &x, &y ); + screenPointToLocal( x, y, &x, &y ); + mRenamer->setOrigin( x, y ); + + LLRect scroller_rect(0, 0, (S32)LLUI::getWindowSize().mV[VX], 0); + if (mScrollContainer) + { + scroller_rect = mScrollContainer->getContentWindowRect(); + } + + S32 width = llmax(llmin(mRenameItem->getRect().getWidth() - x, scroller_rect.getWidth() - x - getRect().mLeft), MINIMUM_RENAMER_WIDTH); + S32 height = mRenameItem->getItemHeight() - RENAME_HEIGHT_PAD; + mRenamer->reshape( width, height, TRUE ); + } +} + +// Update visibility and availability (i.e. enabled/disabled) of context menu items. +void LLFolderView::updateMenuOptions(LLMenuGL* menu) +{ + const LLView::child_list_t *list = menu->getChildList(); + + LLView::child_list_t::const_iterator menu_itor; + for (menu_itor = list->begin(); menu_itor != list->end(); ++menu_itor) + { + (*menu_itor)->setVisible(FALSE); + (*menu_itor)->pushVisible(TRUE); + (*menu_itor)->setEnabled(TRUE); + } + + // Successively filter out invalid options + + U32 multi_select_flag = (mSelectedItems.size() > 1 ? ITEM_IN_MULTI_SELECTION : 0x0); + U32 flags = multi_select_flag | FIRST_SELECTED_ITEM; + for (selected_items_t::iterator item_itor = mSelectedItems.begin(); + item_itor != mSelectedItems.end(); + ++item_itor) + { + LLFolderViewItem* selected_item = (*item_itor); + selected_item->buildContextMenu(*menu, flags); + flags = multi_select_flag; + } + + addNoOptions(menu); +} + +// Refresh the context menu (that is already shown). +void LLFolderView::updateMenu() +{ + LLMenuGL* menu = (LLMenuGL*)mPopupMenuHandle.get(); + if (menu && menu->getVisible()) + { + updateMenuOptions(menu); + menu->needsArrange(); // update menu height if needed + } +} + +bool LLFolderView::selectFirstItem() +{ + for (folders_t::iterator iter = mFolders.begin(); + iter != mFolders.end();++iter) + { + LLFolderViewFolder* folder = (*iter ); + if (folder->getVisible()) + { + LLFolderViewItem* itemp = folder->getNextFromChild(0,true); + if(itemp) + setSelection(itemp,FALSE,TRUE); + return true; + } + + } + for(items_t::iterator iit = mItems.begin(); + iit != mItems.end(); ++iit) + { + LLFolderViewItem* itemp = (*iit); + if (itemp->getVisible()) + { + setSelection(itemp,FALSE,TRUE); + return true; + } + } + return false; +} +bool LLFolderView::selectLastItem() +{ + for(items_t::reverse_iterator iit = mItems.rbegin(); + iit != mItems.rend(); ++iit) + { + LLFolderViewItem* itemp = (*iit); + if (itemp->getVisible()) + { + setSelection(itemp,FALSE,TRUE); + return true; + } + } + for (folders_t::reverse_iterator iter = mFolders.rbegin(); + iter != mFolders.rend();++iter) + { + LLFolderViewFolder* folder = (*iter); + if (folder->getVisible()) + { + LLFolderViewItem* itemp = folder->getPreviousFromChild(0,true); + if(itemp) + setSelection(itemp,FALSE,TRUE); + return true; + } + } + return false; +} + + +S32 LLFolderView::notify(const LLSD& info) +{ + if(info.has("action")) + { + std::string str_action = info["action"]; + if(str_action == "select_first") + { + setFocus(true); + selectFirstItem(); + scrollToShowSelection(); + return 1; + + } + else if(str_action == "select_last") + { + setFocus(true); + selectLastItem(); + scrollToShowSelection(); + return 1; + } + } + return 0; +} + + +///---------------------------------------------------------------------------- +/// Local function definitions +///---------------------------------------------------------------------------- + +void LLFolderView::onRenamerLost() +{ + if (mRenamer && mRenamer->getVisible()) + { + mRenamer->setVisible(FALSE); + + // will commit current name (which could be same as original name) + mRenamer->setFocus(FALSE); + } + + if( mRenameItem ) + { + setSelection( mRenameItem, TRUE ); + mRenameItem = NULL; + } +} + +LLFolderViewItem* LLFolderView::getNextUnselectedItem() +{ + LLFolderViewItem* last_item = *mSelectedItems.rbegin(); + LLFolderViewItem* new_selection = last_item->getNextOpenNode(FALSE); + while(new_selection && new_selection->isSelected()) + { + new_selection = new_selection->getNextOpenNode(FALSE); + } + if (!new_selection) + { + new_selection = last_item->getPreviousOpenNode(FALSE); + while (new_selection && (new_selection->isInSelection())) + { + new_selection = new_selection->getPreviousOpenNode(FALSE); + } + } + return new_selection; +} + +S32 LLFolderView::getItemHeight() +{ + if(!hasVisibleChildren()) +{ + //We need to display status textbox, let's reserve some place for it + return llmax(0, mStatusTextBox->getTextPixelHeight()); +} + return 0; +} |