FWSelectionManager Class Reference

#include <Fireworks/Core/interface/FWSelectionManager.h>

Public Member Functions
void	clearItemSelection ()
void	clearModelSelectionLeaveItem ()
void	clearSelection ()
	FWSelectionManager (FWModelChangeManager *iCM)
	FWSelectionManager (const FWSelectionManager &)=delete
const FWSelectionManager &	operator= (const FWSelectionManager &)=delete
const std::set< FWModelId > &	selected () const
const std::set< FWEventItem * > &	selectedItems () const

Public Attributes
sigc::signal< void(const FWSelectionManager &)>	itemSelectionChanged_
sigc::signal< void(const FWSelectionManager &)>	selectionChanged_

Private Member Functions
void	finishedAllSelections ()
void	itemChanged (const FWEventItem *)
void	select (const FWModelId &iId)
void	selectItem (FWEventItem *)
void	unselect (const FWModelId &iId)
void	unselectItem (FWEventItem *)

Private Attributes
FWModelChangeManager *	m_changeManager
std::vector< std::pair< int, sigc::connection > >	m_itemConnectionCount
std::set< FWEventItem * >	m_itemSelection
std::set< FWModelId >	m_newSelection
std::set< FWModelId >	m_selection
bool	m_wasChanged

Friends
class	FWEventItem

Detailed Description

Description: Manages the list of selected Model items

Usage: <usage>

Definition at line 34 of file FWSelectionManager.h.

Constructor & Destructor Documentation

FWSelectionManager::FWSelectionManager

(

FWModelChangeManager *

iCM

)

Definition at line 34 of file FWSelectionManager.cc.

References cms::cuda::assert(), FWModelChangeManager::changeSignalsAreDone_, finishedAllSelections(), and m_changeManager.

                                                                : m_changeManager(iCM), m_wasChanged(false) {
  assert(nullptr != m_changeManager);
  m_changeManager->changeSignalsAreDone_.connect(std::bind(&FWSelectionManager::finishedAllSelections, this));
}

FWSelectionManager::FWSelectionManager ( const FWSelectionManager &  )

delete

Member Function Documentation

void FWSelectionManager::clearItemSelection

(

)

Definition at line 72 of file FWSelectionManager.cc.

References mps_monitormerge::items, and m_itemSelection.

Referenced by clearSelection().

                                            {
  //may need this in the future
  //FWChangeSentry sentry(*m_changeManager);
  std::set<FWEventItem*> items;
  items.swap(m_itemSelection);
  for (std::set<FWEventItem*>::iterator it = items.begin(), itEnd = items.end(); it != itEnd; ++it) {
    //NOTE: this will cause
    (*it)->unselectItem();
  }
}

void FWSelectionManager::clearModelSelectionLeaveItem

(

)

Definition at line 83 of file FWSelectionManager.cc.

References m_changeManager, and m_selection.

Referenced by CmsShowEDI::runSelection().

                                                      {
  FWChangeSentry sentry(*m_changeManager);
  for (std::set<FWModelId>::iterator it = m_selection.begin(), itEnd = m_selection.end(); it != itEnd; ++it) {
    //NOTE: this will cause
    it->unselect();
  }
}

void FWSelectionManager::clearSelection

(

)

Definition at line 63 of file FWSelectionManager.cc.

References clearItemSelection(), m_changeManager, and m_selection.

Referenced by FWCollectionSummaryWidget::infoClicked(), FWCollectionSummaryWidget::labelClicked(), FWTableView::modelSelected(), FWCollectionSummaryWidget::modelSelected(), FWEveViewManager::selectionCleared(), FWCollectionSummaryWidget::stateClicked(), and CmsShowMain::~CmsShowMain().

                                        {
  FWChangeSentry sentry(*m_changeManager);
  for (std::set<FWModelId>::iterator it = m_selection.begin(), itEnd = m_selection.end(); it != itEnd; ++it) {
    //NOTE: this will cause
    it->unselect();
  }
  clearItemSelection();
}

void FWSelectionManager::finishedAllSelections ( )

private

Definition at line 91 of file FWSelectionManager.cc.

References m_newSelection, m_selection, m_wasChanged, and selectionChanged_.

Referenced by FWSelectionManager().

                                               {
  if (m_wasChanged) {
    m_selection = m_newSelection;
    selectionChanged_(*this);
    m_wasChanged = false;
  }
}

void FWSelectionManager::itemChanged ( const FWEventItem *  iItem )

private

Definition at line 129 of file FWSelectionManager.cc.

References cms::cuda::assert(), FWEventItem::id(), m_itemConnectionCount, m_newSelection, m_selection, and m_wasChanged.

Referenced by select().

                                                             {
  assert(nullptr != iItem);
  assert(m_itemConnectionCount.size() > iItem->id());
  //if this appears in any of our models we need to remove them
  FWModelId low(iItem, 0);
  FWModelId high(iItem, 0x7FFFFFFF);  //largest signed 32 bit number
  bool someoneChanged = false;
  {
    std::set<FWModelId>::iterator itL = m_newSelection.lower_bound(low), itH = m_newSelection.upper_bound(high);
    if (itL != itH) {
      m_wasChanged = true;
      someoneChanged = true;
      m_newSelection.erase(itL, itH);
    }
  }
  {
    std::set<FWModelId>::iterator itL = m_selection.lower_bound(low), itH = m_selection.upper_bound(high);
    if (itL != itH) {
      m_wasChanged = true;
      someoneChanged = true;
      //Don't need to erase here since will happen in 'finishedAllSelection'
    }
  }
  assert(someoneChanged);
  m_itemConnectionCount[iItem->id()].second.disconnect();
  m_itemConnectionCount[iItem->id()].first = 0;
}

const FWSelectionManager& FWSelectionManager::operator= ( const FWSelectionManager &  )

delete

void FWSelectionManager::select ( const FWModelId &  iId )

private

Definition at line 99 of file FWSelectionManager.cc.

References FWEventItem::id(), FWModelId::item(), itemChanged(), m_itemConnectionCount, m_newSelection, m_wasChanged, and FWEventItem::preItemChanged_.

Referenced by FWEventItem::select(), and FWEventItem::toggleSelect().

                                                    {
  bool changed = m_newSelection.insert(iId).second;
  m_wasChanged |= changed;
  if (changed) {
    //if this is new, we need to connect to the 'item' just incase it changes
    if (m_itemConnectionCount.size() <= iId.item()->id()) {
      m_itemConnectionCount.resize(iId.item()->id() + 1);
    }
    if (1 == ++(m_itemConnectionCount[iId.item()->id()].first)) {
      //want to know early about item change so we can send the 'selectionChanged' message
      // as part of the itemChange message from the ChangeManager
      // This way if more than one Item has changed, we still only send one 'selectionChanged' message
      m_itemConnectionCount[iId.item()->id()].second =
          iId.item()->preItemChanged_.connect(std::bind(&FWSelectionManager::itemChanged, this, std::placeholders::_1));
    }
  }
}

const std::set< FWModelId > & FWSelectionManager::selected

(

)

const

Definition at line 168 of file FWSelectionManager.cc.

References m_selection.

Referenced by FWInvMassDialog::Calculate(), CmsShowEDI::changeSelectionColor(), FWModelContextMenuHandler::chosenItem(), FWModelContextMenuHandler::colorChangeRequested(), CmsShowModelPopup::fillModelPopup(), FWGUIManager::open3DRegion(), FWViewContextMenuHandlerGL::select(), FWModelContextMenuHandler::showSelectedModelContext(), and FWGUIManager::showSelectedModelContextMenu().

{ return m_selection; }

const std::set< FWEventItem * > & FWSelectionManager::selectedItems

(

)

const

Definition at line 170 of file FWSelectionManager.cc.

References m_itemSelection.

Referenced by CmsShowEDI::fillEDIFrame().

{ return m_itemSelection; }

void FWSelectionManager::selectItem ( FWEventItem *  iItem )

private

Definition at line 157 of file FWSelectionManager.cc.

References itemSelectionChanged_, and m_itemSelection.

Referenced by FWEventItem::selectItem(), and FWEventItem::toggleSelectItem().

                                                      {
  m_itemSelection.insert(iItem);
  itemSelectionChanged_(*this);
}

void FWSelectionManager::unselect ( const FWModelId &  iId )

private

Definition at line 117 of file FWSelectionManager.cc.

References cms::cuda::assert(), FWEventItem::id(), FWModelId::item(), m_itemConnectionCount, m_newSelection, and m_wasChanged.

Referenced by FWEventItem::destroy(), FWEventItem::toggleSelect(), and FWEventItem::unselect().

                                                      {
  bool changed = (0 != m_newSelection.erase(iId));
  m_wasChanged |= changed;
  if (changed) {
    assert(m_itemConnectionCount.size() > iId.item()->id());
    //was this the last model selected for this item?
    if (0 == --(m_itemConnectionCount[iId.item()->id()].first)) {
      m_itemConnectionCount[iId.item()->id()].second.disconnect();
    }
  }
}

void FWSelectionManager::unselectItem ( FWEventItem *  iItem )

private

Definition at line 161 of file FWSelectionManager.cc.

References itemSelectionChanged_, and m_itemSelection.

Referenced by FWEventItem::toggleSelectItem(), and FWEventItem::unselectItem().

                                                        {
  m_itemSelection.erase(iItem);
  itemSelectionChanged_(*this);
}

Friends And Related Function Documentation

friend class FWEventItem

friend

Definition at line 36 of file FWSelectionManager.h.

Member Data Documentation

sigc::signal<void(const FWSelectionManager&)> FWSelectionManager::itemSelectionChanged_

Definition at line 54 of file FWSelectionManager.h.

Referenced by CmsShowEDI::CmsShowEDI(), selectItem(), and unselectItem().

FWModelChangeManager* FWSelectionManager::m_changeManager

private

Definition at line 69 of file FWSelectionManager.h.

Referenced by clearModelSelectionLeaveItem(), clearSelection(), and FWSelectionManager().

std::vector<std::pair<int, sigc::connection> > FWSelectionManager::m_itemConnectionCount

private

Definition at line 73 of file FWSelectionManager.h.

Referenced by itemChanged(), select(), and unselect().

std::set<FWEventItem*> FWSelectionManager::m_itemSelection

private

Definition at line 74 of file FWSelectionManager.h.

Referenced by clearItemSelection(), selectedItems(), selectItem(), and unselectItem().

std::set<FWModelId> FWSelectionManager::m_newSelection

private

Definition at line 71 of file FWSelectionManager.h.

Referenced by finishedAllSelections(), itemChanged(), select(), and unselect().

std::set<FWModelId> FWSelectionManager::m_selection

private

Definition at line 70 of file FWSelectionManager.h.

Referenced by clearModelSelectionLeaveItem(), clearSelection(), finishedAllSelections(), itemChanged(), and selected().

bool FWSelectionManager::m_wasChanged

private

Definition at line 72 of file FWSelectionManager.h.

Referenced by finishedAllSelections(), itemChanged(), select(), and unselect().

sigc::signal<void(const FWSelectionManager&)> FWSelectionManager::selectionChanged_

Definition at line 53 of file FWSelectionManager.h.

Referenced by CmsShowModelPopup::CmsShowModelPopup(), finishedAllSelections(), and FWSummaryManager::FWSummaryManager().