/**
* @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_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)
{ }
//---------------------------------------------------------------------------
void LLAllDescendentsPassedFilter::doFolder(LLFolderViewFolder* folder)
{
mAllDescendentsPassedFilter &= (folder) && (folder->passedFilter()) && (folder->descendantsPassedFilter());
}
void LLAllDescendentsPassedFilter::doItem(LLFolderViewItem* item)
{
mAllDescendentsPassedFilter &= (item) && (item->passedFilter());
}
///----------------------------------------------------------------------------
/// 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),
allow_drag("allow_drag", true),
show_empty_message("show_empty_message", true),
suppress_folder_menu("suppress_folder_menu", false),
use_ellipses("use_ellipses", false),
options_menu("options_menu", "")
{
folder_indentation = -4;
}
// Default constructor
LLFolderView::LLFolderView(const Params& p)
: LLFolderViewFolder(p),
mScrollContainer( NULL ),
mPopupMenuHandle(),
mMenuFileName(p.options_menu),
mAllowMultiSelect(p.allow_multiselect),
mAllowDrag(p.allow_drag),
mShowEmptyMessage(p.show_empty_message),
mShowFolderHierarchy(false),
mRenameItem( NULL ),
mNeedsScroll( false ),
mUseLabelSuffix(p.use_label_suffix),
mSuppressFolderMenu(p.suppress_folder_menu),
mPinningSelectedItem(false),
mNeedsAutoSelect( false ),
mAutoSelectOverride(false),
mNeedsAutoRename(false),
mShowSelectionContext(false),
mShowSingleSelection(false),
mArrangeGeneration(0),
mSignalSelectCallback(0),
mMinWidth(0),
mDragAndDropThisFrame(false),
mCallbackRegistrar(NULL),
mEnableRegistrar(NULL),
mUseEllipses(p.use_ellipses),
mDraggingOverItem(NULL),
mStatusTextBox(NULL),
mShowItemLinkOverlays(p.show_item_link_overlays),
mViewModel(p.view_model),
mGroupedItemModel(p.grouped_item_model),
mForceArrange(false),
mSingleFolderMode(false)
{
LLPanel* panel = p.parent_panel;
mParentPanel = panel->getHandle();
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 = getParentFolder() ? getParentFolder()->getIndentation() + mLocalIndentation : 0;
//clear label
// go ahead and render root folder as usual
// just make sure the label ("Inventory Folder") never shows up
mLabel.clear();
// 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.prevalidator(&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);
mViewModelItem->openItem();
mAreChildrenInited = true; // root folder is a special case due to not being loaded normally, assume that it's inited.
}
// Destroys the object
LLFolderView::~LLFolderView( void )
{
mRenamerTopLostSignalConnection.disconnect();
if (mRenamer)
{
// instead of using closeRenamer remove it directly,
// since it might already be hidden
LLUI::getInstance()->removePopup(mRenamer);
}
// 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;
if (mPopupMenuHandle.get()) mPopupMenuHandle.get()->die();
mPopupMenuHandle.markDead();
mAutoOpenItems.removeAllNodes();
clearSelection();
mItems.clear();
mFolders.clear();
//mViewModel->setFolderView(NULL);
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), ll_round(mCurHeight) );
LLRect new_scroll_rect = (mScrollContainer ? mScrollContainer->getContentWindowRect() : LLRect());
if (new_scroll_rect.getWidth() != scroll_rect.getWidth())
{
reshape( llmax(scroll_rect.getWidth(), mMinWidth), ll_round(mCurHeight) );
}
// move item renamer text field to item's new position
updateRenamerPosition();
return ll_round(mTargetHeight);
}
void LLFolderView::filter( LLFolderViewFilter& filter )
{
LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
const S32 TIME_VISIBLE = 10; // in milliseconds
const S32 TIME_INVISIBLE = 1;
filter.resetTime(llclamp((mParentPanel.get()->getVisible() ? TIME_VISIBLE : TIME_INVISIBLE), 1, 100));
// Note: we filter the model, not the view
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(ll_round(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.get()->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;
}
void LLFolderView::sanitizeSelection()
{
LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
// 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();
mNeedsScroll = false;
}
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();
arrange( NULL, NULL );
}
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();
}
static LLCachedControl<F32> type_ahead_timeout(*LLUI::getInstance()->mSettingGroups["config"], "TypeAheadTimeout", 1.5f);
if (mSearchTimer.getElapsedTimeF32() > type_ahead_timeout || !mSearchString.size())
{
mSearchString.clear();
}
if (hasVisibleChildren())
{
mStatusTextBox->setVisible( false );
}
else if (mShowEmptyMessage)
{
mStatusTextBox->setValue(getFolderViewModel()->getStatusText(mItems.empty() && mFolders.empty()));
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);
}
}
if (mRenameItem
&& mRenamer
&& mRenamer->getVisible()
&& !getVisibleRect().overlaps(mRenamer->getRect()))
{
// renamer is not connected to the item we are renaming in any form so manage it manually
// TODO: consider stopping on any scroll action instead of when out of visible area
LL_DEBUGS("Inventory") << "Renamer out of bounds, hiding" << LL_ENDL;
finishRenamingItem();
}
// 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();
// This is moved to an inventory observer in llinventorybridge.cpp, to handle updating after operation completed in AISv3 (SH-4611).
// 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::getInstance()->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;
auto 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
{
LL_DEBUGS() << "Cannot delete " << item->getName() << LL_ENDL;
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.get()->hasFocus());
}
}
arrangeAll();
}
else if (count > 1)
{
std::vector<LLFolderViewModelItem*> listeners;
LLFolderViewModelItem* listener;
setSelection(item_to_select, item_to_select ? item_to_select->isOpen() : false, mParentPanel.get()->hasFocus());
listeners.reserve(count);
for(size_t i = 0; i < count; ++i)
{
listener = items[i]->getViewModelItem();
if(listener && (std::find(listeners.begin(), listeners.end(), listener) == listeners.end()))
{
listeners.push_back(listener);
}
}
listener = static_cast<LLFolderViewModelItem*>(listeners.at(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);
if(!item->isSingleFolderMode())
{
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();
auto 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();
}
}
// Update the selection
setSelection(item_to_select, item_to_select ? item_to_select->isOpen() : false, mParentPanel.get()->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 )
{
LL_DEBUGS("Inventory") << "Starting inventory renamer" << LL_ENDL;
// make sure selection is visible
scrollToShowSelection();
auto 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 );
if (!mRenamerTopLostSignalConnection.connected())
{
mRenamerTopLostSignalConnection = mRenamer->setTopLostCallback(boost::bind(&LLFolderView::onRenamerLost, this));
}
LLUI::getInstance()->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();
bool shift_select = mask & MASK_SHIFT;
// don't shift select down to children of folders (they are implicitly selected through parent)
LLFolderViewItem* next = last_selected->getNextOpenNode(!shift_select);
if (!mKeyboardSelection || (!shift_select && (!next || next == last_selected)))
{
setSelection(last_selected, false, true);
mKeyboardSelection = true;
}
if (shift_select)
{
if (next)
{
if (next->isSelected())
{
// shrink selection
changeSelection(last_selected, false);
}
else if (last_selected->getParentFolder() == next->getParentFolder())
{
// grow selection
changeSelection(next, true);
}
}
}
else
{
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();
bool shift_select = mask & MASK_SHIFT;
// don't shift select down to children of folders (they are implicitly selected through parent)
LLFolderViewItem* prev = last_selected->getPreviousOpenNode(!shift_select);
if (!mKeyboardSelection || (!shift_select && prev == this))
{
setSelection(last_selected, false, true);
mKeyboardSelection = true;
}
if (shift_select)
{
if (prev)
{
if (prev->isSelected())
{
// shrink selection
changeSelection(last_selected, false);
}
else if (last_selected->getParentFolder() == prev->getParentFolder())
{
// grow selection
changeSelection(prev, true);
}
}
}
else
{
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();
if(last_selected && last_selected->isSingleFolderMode())
{
handled = false;
break;
}
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)
{
LL_WARNS() << "LLFolderView::handleUnicodeCharHere - Don't handle non-ascii yet, aborting" << LL_ENDL;
return false;
}
bool handled = false;
if (mParentPanel.get()->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::getInstance()->mSettingGroups["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.get()->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;
}
}
std::string current_item_label(search_item->getViewModelItem()->getSearchableName());
LLStringUtil::toUpper(current_item_label);
auto 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.get()->setFocus(true);
bool handled = childrenHandleRightMouseDown(x, y, mask) != NULL;
auto count = mSelectedItems.size();
LLMenuGL* menu = static_cast<LLMenuGL*>(mPopupMenuHandle.get());
if (!menu)
{
if (mCallbackRegistrar)
{
mCallbackRegistrar->pushScope();
}
if (mEnableRegistrar)
{
mEnableRegistrar->pushScope();
}
llassert(LLMenuGL::sMenuContainer != NULL);
menu = LLUICtrlFactory::getInstance()->createFromFile<LLMenuGL>(mMenuFileName, LLMenuGL::sMenuContainer, LLMenuHolderGL::child_registry_t::instance());
if (!menu)
{
menu = LLUICtrlFactory::getDefaultWidget<LLMenuGL>("inventory_menu");
}
menu->setBackgroundColor(LLUIColorTable::instance().getColor("MenuPopupBgColor"));
mPopupMenuHandle = menu->getHandle();
if (mEnableRegistrar)
{
mEnableRegistrar->popScope();
}
if (mCallbackRegistrar)
{
mCallbackRegistrar->popScope();
}
}
bool item_clicked{ false };
for (const auto item : mSelectedItems)
{
item_clicked |= item->getRect().pointInRect(x, y);
}
if(!item_clicked && mSingleFolderMode)
{
clearSelection();
}
bool hide_folder_menu = mSuppressFolderMenu && isFolderSelected();
if (menu && (mSingleFolderMode || (handled
&& ( count > 0 && (hasVisibleChildren()) ))) && // show menu only if selected items are visible
!hide_folder_menu)
{
if (mCallbackRegistrar)
{
mCallbackRegistrar->pushScope();
}
if (mEnableRegistrar)
{
mEnableRegistrar->pushScope();
}
updateMenuOptions(menu);
menu->updateParent(LLMenuGL::sMenuContainer);
LLMenuGL::showPopup(this, menu, x, y);
if (mEnableRegistrar)
{
mEnableRegistrar->popScope();
}
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 );
}
LLFolderViewItem* LLFolderView::getHoveredItem() const
{
return dynamic_cast<LLFolderViewItem*>(mHoveredItem.get());
}
void LLFolderView::setHoveredItem(LLFolderViewItem* itemp)
{
if (mHoveredItem.get() != itemp)
{
if (itemp)
mHoveredItem = itemp->getHandle();
else
mHoveredItem.markDead();
}
}
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()
{
mRenamerTopLostSignalConnection.disconnect();
if (mRenamer)
{
LLUI::getInstance()->removePopup(mRenamer);
}
if (mPopupMenuHandle.get()) mPopupMenuHandle.get()->die();
mPopupMenuHandle.markDead();
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 LLTrace::BlockTimerStatHandle 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.
LL_PROFILE_ZONE_SCOPED_CATEGORY_UI; //LL_RECORD_BLOCK_TIME(FTM_INVENTORY);
// If there's no model, the view is in suspended state (being deleted) and shouldn't be updated
if (getFolderViewModel() == NULL)
{
return;
}
LLFolderViewFilter& filter_object = getFolderViewModel()->getFilter();
if (filter_object.isModified() && filter_object.isNotDefault() && mParentPanel.get()->getVisible())
{
mNeedsAutoSelect = true;
}
// Filter to determine visibility before arranging
filter(filter_object);
// Clear the modified setting on the filter only if the filter finished after running the filter process
// Note: if the filter count has timed out, that means the filter halted before completing the entire set of items
bool filter_modified = filter_object.isModified();
if (filter_modified && (!filter_object.isTimedOut()))
{
filter_object.clearModified();
}
// automatically show matching items, and select first one if we had a selection
if (mNeedsAutoSelect)
{
// select new item only if a filtered item not currently selected and there was a selection
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 (filter_object.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 = mViewModel->contentsReady()
&& (getViewModelItem()->passedFilter()
|| ( getViewModelItem()->getLastFilterGeneration() >= filter_object.getFirstSuccessGeneration()
&& !filter_modified));
if (filter_finished
|| gFocusMgr.childHasKeyboardFocus(mParentPanel.get())
|| gFocusMgr.childHasMouseCapture(mParentPanel.get()))
{
// 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() || mForceArrange;
//Puts folders/items in proper positions
// arrange() takes the model filter flag into account and call sort() if necessary (CHUI-849)
// It also handles the open/close folder animation
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)
{
LLFolderViewItem* scroll_to_item = mSelectedItems.back();
scrollToShowItem(scroll_to_item, constraint_rect);
// continue scrolling until animated layout change is done
bool selected_filter_finished = getRoot()->getViewModelItem()->getLastFilterGeneration() >= filter_object.getFirstSuccessGeneration();
if (selected_filter_finished && scroll_to_item && scroll_to_item->getViewModelItem())
{
selected_filter_finished = scroll_to_item->getViewModelItem()->getLastFilterGeneration() >= filter_object.getFirstSuccessGeneration();
}
if (filter_finished && selected_filter_finished)
{
bool needs_arrange = needsArrange() || getRoot()->needsArrange();
if (mParentFolder)
{
needs_arrange |= (bool)mParentFolder->needsArrange();
}
if (!needs_arrange || !is_visible)
{
mNeedsScroll = false;
}
}
}
if (mSelectedItems.size())
{
LLFolderViewItem* item = mSelectedItems.back();
// If the goal is to show renamer, don't callback untill
// item is visible or is no longer being scrolled to.
// Otherwise renamer will be instantly closed
// Todo: consider moving renamer out of selection callback
if (!mNeedsAutoRename || !mNeedsScroll || item->getVisible())
{
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;
}
}
else
{
mSignalSelectCallback = false;
}
}
void LLFolderView::dumpSelectionInformation()
{
LL_INFOS() << "LLFolderView::dumpSelectionInformation()" << LL_NEWLINE
<< "****************************************" << LL_ENDL;
selected_items_t::iterator item_it;
for (item_it = mSelectedItems.begin(); item_it != mSelectedItems.end(); ++item_it)
{
LL_INFOS() << " " << (*item_it)->getName() << LL_ENDL;
}
LL_INFOS() << "****************************************" << LL_ENDL;
}
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::getInstance()->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;
}
if(mSingleFolderMode && (mSelectedItems.size() == 0))
{
buildContextMenu(*menu, flags);
}
// This adds a check for restrictions based on the entire
// selection set - for example, any one wearable may not push you
// over the limit, but all wearables together still might.
if (getFolderViewGroupedItemModel())
{
getFolderViewGroupedItemModel()->groupFilterContextMenu(mSelectedItems,*menu);
}
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::isFolderSelected()
{
selected_items_t::iterator item_iter;
for (item_iter = mSelectedItems.begin(); item_iter != mSelectedItems.end(); ++item_iter)
{
LLFolderViewFolder* folder = dynamic_cast<LLFolderViewFolder*>(*item_iter);
if (folder != NULL)
{
return true;
}
}
return false;
}
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() const
{
if(!hasVisibleChildren())
{
//We need to display status textbox, let's reserve some place for it
return llmax(0, mStatusTextBox->getTextPixelHeight());
}
return 0;
}