CQEventsWidget Class Reference

#include <CQEventsWidget.h>

Inheritance diagram for CQEventsWidget:

Collaboration diagram for CQEventsWidget:

Public Member Functions
	CQEventsWidget (QWidget *parent=0, const char *name=0)
virtual bool	leave ()
virtual bool	update (ListViews::ObjectType objectType, ListViews::Action action, const std::string &key)
	~CQEventsWidget ()
Public Member Functions inherited from CopasiWidget
	CopasiWidget (QWidget *parent=0, const char *name=0, Qt::WFlags f=0)
bool	enter (const std::string &key)
CCopasiDataModel *	getDataModel ()
bool	getIgnoreUpdates ()
virtual void	setFramework (int framework)
void	setIgnoreUpdates (bool v)

Protected Slots
virtual void	dataChanged (const QModelIndex &topLeft, const QModelIndex &bottomRight)
virtual void	slotBtnClearClicked ()
virtual void	slotBtnDeleteClicked ()
virtual void	slotBtnNewClicked ()
virtual void	slotDoubleClicked (const QModelIndex proxyIndex)
virtual void	slotFilterChanged ()
virtual void	slotSelectionChanged (const QItemSelection &selected, const QItemSelection &deselected)
Protected Slots inherited from CopasiWidget
virtual bool	protectedNotify (ListViews::ObjectType objectType, ListViews::Action action, const std::string &key="")

Protected Member Functions
virtual bool	enterProtected ()
virtual void	keyPressEvent (QKeyEvent *ev)

Private Member Functions
void	deleteSelectedEvents ()
void	updateDeleteBtns ()

Private Attributes
CQEventDM *	mpEventDM
CQSortFilterProxyModel *	mpProxyModel

Additional Inherited Members
Protected Attributes inherited from CopasiWidget
int	mFramework
bool	mIgnoreUpdates
std::string	mKey
CCopasiDataModel *	mpDataModel
ListViews *	mpListView
CCopasiObject *	mpObject

Detailed Description

Definition at line 30 of file CQEventsWidget.h.

Constructor & Destructor Documentation

CQEventsWidget::CQEventsWidget	(	QWidget *	parent = 0,
		const char *	name = 0
	)

Definition at line 33 of file CQEventsWidget.cpp.

References COL_ROW_NUMBER, dataChanged(), mpEventDM, mpProxyModel, CopasiWidget::protectedNotify(), and slotFilterChanged().

  : CopasiWidget(parent, name)
{
  setupUi(this);

  //Create Source Data Model.
  mpEventDM = new CQEventDM(this);

  //Create the Proxy Model for sorting/filtering and set its properties.
  mpProxyModel = new CQSortFilterProxyModel();
  mpProxyModel->setSortCaseSensitivity(Qt::CaseInsensitive);
  mpProxyModel->setFilterKeyColumn(-1);

  mpTblEvents->verticalHeader()->setResizeMode(QHeaderView::ResizeToContents);
  mpTblEvents->verticalHeader()->hide();
  mpTblEvents->sortByColumn(COL_ROW_NUMBER, Qt::AscendingOrder);

  // Connect the table widget
  connect(mpEventDM, SIGNAL(notifyGUI(ListViews::ObjectType, ListViews::Action, const std::string)),
          this, SLOT(protectedNotify(ListViews::ObjectType, ListViews::Action, const std::string)));
  connect(mpEventDM, SIGNAL(dataChanged(const QModelIndex&, const QModelIndex&)),
          this, SLOT(dataChanged(const QModelIndex&, const QModelIndex&)));
  connect(mpLEFilter, SIGNAL(textChanged(const QString &)),
          this, SLOT(slotFilterChanged()));
}

CQEventsWidget::~CQEventsWidget

(

)

Definition at line 62 of file CQEventsWidget.cpp.

References mpEventDM, mpProxyModel, and pdelete.

{
  pdelete(mpProxyModel);
  pdelete(mpEventDM);
  // no need to delete child widgets, Qt does it all for us
}

Member Function Documentation

void CQEventsWidget::dataChanged ( const QModelIndex &  topLeft, const QModelIndex &  bottomRight  )

protectedvirtualslot

Definition at line 188 of file CQEventsWidget.cpp.

References updateDeleteBtns().

Referenced by CQEventsWidget().

{
  mpTblEvents->resizeColumnsToContents();
  updateDeleteBtns();
}

void CQEventsWidget::deleteSelectedEvents ( )

private

Definition at line 83 of file CQEventsWidget.cpp.

References mpEventDM, mpProxyModel, CQEventDM::removeRows(), and CQEventDM::rowCount().

Referenced by slotBtnDeleteClicked().

{
  const QItemSelectionModel * pSelectionModel = mpTblEvents->selectionModel();

  QModelIndexList mappedSelRows;
  size_t i, imax = mpEventDM->rowCount();

  for (i = 0; i < imax; i++)
    {
      if (pSelectionModel->isRowSelected((int) i, QModelIndex()))
        {
          mappedSelRows.append(mpProxyModel->mapToSource(mpProxyModel->index((int) i, 0)));
        }
    }

  if (mappedSelRows.empty())
    {return;}

  mpEventDM->removeRows(mappedSelRows);
}

bool CQEventsWidget::enterProtected ( )

protectedvirtual

Reimplemented from CopasiWidget.

Definition at line 133 of file CQEventsWidget.cpp.

References mpEventDM, mpProxyModel, slotSelectionChanged(), and updateDeleteBtns().

Referenced by update().

{
  if (mpTblEvents->selectionModel() != NULL)
    {
      disconnect(mpTblEvents->selectionModel(), SIGNAL(selectionChanged(const QItemSelection&, const QItemSelection&)),
                 this, SLOT(slotSelectionChanged(const QItemSelection&, const QItemSelection&)));
    }

  mpProxyModel->setSourceModel(mpEventDM);
  //Set Model for the TableView
  mpTblEvents->setModel(NULL);
  mpTblEvents->setModel(mpProxyModel);
  connect(mpTblEvents->selectionModel(), SIGNAL(selectionChanged(const QItemSelection&, const QItemSelection&)),
          this, SLOT(slotSelectionChanged(const QItemSelection&, const QItemSelection&)));
  updateDeleteBtns();
  mpTblEvents->resizeColumnsToContents();

  return true;
}

void CQEventsWidget::keyPressEvent ( QKeyEvent *  ev )

protectedvirtual

Definition at line 221 of file CQEventsWidget.cpp.

References CQEventDM::columnCount(), mpEventDM, mpProxyModel, and slotBtnDeleteClicked().

{
  if (ev->key() == Qt::Key_Delete)
    slotBtnDeleteClicked();
  else if (ev->key() == Qt::Key_C && (ev->modifiers() & Qt::ControlModifier))
    {
      QModelIndexList selRows = mpTblEvents->selectionModel()->selectedRows(0);

      if (selRows.empty())
        {return;}

      QString str;
      QModelIndexList::const_iterator i;

      for (i = selRows.begin(); i != selRows.end(); ++i)
        {
          for (int x = 0; x < mpEventDM->columnCount(); ++x)
            {
              if (!mpTblEvents->isColumnHidden(x))
                {
                  if (!str.isEmpty())
                    str += "\t";

                  str += mpEventDM->index(mpProxyModel->mapToSource(*i).row(), x).data().toString();
                }
            }

          str += "\n";
        }

      QApplication::clipboard()->setText(str);
    }
}

bool CQEventsWidget::leave ( )

virtual

Reimplemented from CopasiWidget.

Definition at line 128 of file CQEventsWidget.cpp.

{
  return true;
}

void CQEventsWidget::slotBtnClearClicked ( )

protectedvirtualslot

Definition at line 104 of file CQEventsWidget.cpp.

References CQBaseDataModel::clear(), mpEventDM, CQMessageBox::question(), and updateDeleteBtns().

{

  int ret = CQMessageBox::question(this, tr("Confirm Delete"), "Delete all Events?",
                                   QMessageBox::Yes | QMessageBox::No, QMessageBox::No);

  if (ret == QMessageBox::Yes)
    {
      mpEventDM->clear();
    }

  updateDeleteBtns();
}

void CQEventsWidget::slotBtnDeleteClicked ( )

protectedvirtualslot

Definition at line 75 of file CQEventsWidget.cpp.

References deleteSelectedEvents(), and updateDeleteBtns().

Referenced by keyPressEvent().

{
  if (mpTblEvents->hasFocus())
    {deleteSelectedEvents();}

  updateDeleteBtns();
}

void CQEventsWidget::slotBtnNewClicked ( )

protectedvirtualslot

Definition at line 69 of file CQEventsWidget.cpp.

References CQBaseDataModel::insertRow(), mpEventDM, and updateDeleteBtns().

Referenced by slotDoubleClicked().

{
  mpEventDM->insertRow();
  updateDeleteBtns();
}

void CQEventsWidget::slotDoubleClicked ( const QModelIndex  proxyIndex )

protectedvirtualslot

Definition at line 195 of file CQEventsWidget.cpp.

References C_INVALID_INDEX, CCopasiRootContainer::getDatamodelList(), CModel::getEvents(), CCopasiObject::getKey(), CCopasiRootContainer::getKeyFactory(), CCopasiDataModel::getModel(), CQBaseDataModel::isDefaultRow(), mpEventDM, CopasiWidget::mpListView, mpProxyModel, slotBtnNewClicked(), and ListViews::switchToOtherWidget().

{
  QModelIndex index = mpProxyModel->mapToSource(proxyIndex);

  if (index.row() < 0)
    return;

  if (mpEventDM->isDefaultRow(index))
    {
      slotBtnNewClicked();
    }

  assert(CCopasiRootContainer::getDatamodelList()->size() > 0);
  CCopasiDataModel* pDataModel = (*CCopasiRootContainer::getDatamodelList())[0];
  assert(pDataModel != NULL);
  CModel * pModel = pDataModel->getModel();

  if (pModel == NULL)
    return;

  std::string key = pModel->getEvents()[index.row()]->getKey();

  if (CCopasiRootContainer::getKeyFactory()->get(key))
    mpListView->switchToOtherWidget(C_INVALID_INDEX, key);
}

void CQEventsWidget::slotFilterChanged ( )

protectedvirtualslot

Definition at line 255 of file CQEventsWidget.cpp.

References mpProxyModel.

Referenced by CQEventsWidget().

{
  QRegExp regExp(mpLEFilter->text() + "|New Event", Qt::CaseInsensitive, QRegExp::RegExp);
  mpProxyModel->setFilterRegExp(regExp);
}

void CQEventsWidget::slotSelectionChanged ( const QItemSelection &  selected, const QItemSelection &  deselected  )

protectedvirtualslot

Definition at line 182 of file CQEventsWidget.cpp.

References updateDeleteBtns().

Referenced by enterProtected().

{
  updateDeleteBtns();
}

bool CQEventsWidget::update ( ListViews::ObjectType  objectType, ListViews::Action  action, const std::string &  key  )

virtual

Reimplemented from CopasiWidget.

Definition at line 118 of file CQEventsWidget.cpp.

References enterProtected(), and CopasiWidget::mIgnoreUpdates.

{
  if (!mIgnoreUpdates)
    {
      enterProtected();
    }

  return true;
}

void CQEventsWidget::updateDeleteBtns ( )

private

Definition at line 153 of file CQEventsWidget.cpp.

References CQBaseDataModel::isDefaultRow(), mpEventDM, and mpProxyModel.

Referenced by dataChanged(), enterProtected(), slotBtnClearClicked(), slotBtnDeleteClicked(), slotBtnNewClicked(), and slotSelectionChanged().

{
  bool selected = false;

  QModelIndexList selRows = mpTblEvents->selectionModel()->selectedRows();

  if (selRows.size() == 0)
    selected = false;
  else
    {
      if (selRows.size() == 1)
        {
          if (mpEventDM->isDefaultRow(mpProxyModel->mapToSource(selRows[0])))
            selected = false;
          else
            selected = true;
        }
      else
        selected = true;
    }

  mpBtnDelete->setEnabled(selected);

  if (mpProxyModel->rowCount() - 1)
    mpBtnClear->setEnabled(true);
  else
    mpBtnClear->setEnabled(false);
}

Member Data Documentation

CQEventDM* CQEventsWidget::mpEventDM

private

Definition at line 42 of file CQEventsWidget.h.

Referenced by CQEventsWidget(), deleteSelectedEvents(), enterProtected(), keyPressEvent(), slotBtnClearClicked(), slotBtnNewClicked(), slotDoubleClicked(), updateDeleteBtns(), and ~CQEventsWidget().

CQSortFilterProxyModel* CQEventsWidget::mpProxyModel

private

Definition at line 43 of file CQEventsWidget.h.

Referenced by CQEventsWidget(), deleteSelectedEvents(), enterProtected(), keyPressEvent(), slotDoubleClicked(), slotFilterChanged(), updateDeleteBtns(), and ~CQEventsWidget().

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The documentation for this class was generated from the following files:

• CQEventsWidget.h
• CQEventsWidget.cpp