FWSelectionManager Class Reference

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

Public Member Functions
void	clearItemSelection ()
void	clearModelSelectionLeaveItem ()
void	clearSelection ()
	FWSelectionManager (FWModelChangeManager *iCM)
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 ()
	FWSelectionManager (const FWSelectionManager &)
void	itemChanged (const FWEventItem *)
const FWSelectionManager &	operator= (const FWSelectionManager &)
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 35 of file FWSelectionManager.cc.

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

                                                                :
   m_changeManager(iCM),
   m_wasChanged(false)
{
   assert(0!=m_changeManager);
   m_changeManager->changeSignalsAreDone_.connect(boost::bind(&FWSelectionManager::finishedAllSelections,this));
}

FWSelectionManager::FWSelectionManager ( const FWSelectionManager &  )

private

Member Function Documentation

void FWSelectionManager::clearItemSelection

(

)

Definition at line 81 of file FWSelectionManager.cc.

References 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 96 of file FWSelectionManager.cc.

References m_changeManager, and m_selection.

{
   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 68 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 108 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 152 of file FWSelectionManager.cc.

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

Referenced by select().

{
   assert(0!=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 &  )

private

void FWSelectionManager::select ( const FWModelId &  iId )

private

Definition at line 118 of file FWSelectionManager.cc.

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

Referenced by Vispa.Views.LineDecayView.LineDecayContainer::createObject(), Vispa.Plugins.Browser.BrowserTabController.BrowserTabController::find(), Vispa.Views.LineDecayView.LineDecayContainer::mousePressEvent(), Vispa.Gui.PortConnection.PointToPointConnection::mousePressEvent(), Vispa.Gui.VispaWidget.VispaWidget::mousePressEvent(), Vispa.Views.AbstractView.AbstractView::restoreSelection(), 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(boost::bind(&FWSelectionManager::itemChanged,this,_1));
      }
   }
}

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

(

)

const

Definition at line 199 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 205 of file FWSelectionManager.cc.

References m_itemSelection.

Referenced by CmsShowEDI::fillEDIFrame().

{
   return m_itemSelection;
}

void FWSelectionManager::selectItem ( FWEventItem *  iItem )

private

Definition at line 184 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 138 of file FWSelectionManager.cc.

References 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 190 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 37 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 70 of file FWSelectionManager.h.

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

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

private

Definition at line 74 of file FWSelectionManager.h.

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

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

private

Definition at line 75 of file FWSelectionManager.h.

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

std::set<FWModelId> FWSelectionManager::m_newSelection

private

Definition at line 72 of file FWSelectionManager.h.

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

std::set<FWModelId> FWSelectionManager::m_selection

private

Definition at line 71 of file FWSelectionManager.h.

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

bool FWSelectionManager::m_wasChanged

private

Definition at line 73 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().