The ItemStackPresenter templated class extends ItemStackWidget so it could operate with SesionItem editor's of specified type, while still keeping signal/slots alive. More...

Inheritance diagram for ItemStackPresenter< T >:

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Collaboration diagram for ItemStackPresenter< T >:

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Public Slots
virtual void	onModelAboutToBeReset ()

virtual void	onRowsAboutToBeRemoved (const QModelIndex &parent, int first, int)

Public Member Functions
	ItemStackPresenter (bool single_widget=false)

T *	currentWidget ()

void	hideWidgets ()

T *	itemWidget (SessionItem *item)

QSize	minimumSizeHint () const

template<class U >
void	setItem (U item, bool isNew=0)
	Shows the widget for given item (and hides previous one). More...

void	setModel (SessionModel *model)

void	setSizeHint (const QSize &size_hint)

QSize	sizeHint () const

Protected Member Functions
void	connectModel ()

void	disconnectModel ()

void	removeWidgetForItem (SessionItem *item)

void	removeWidgets ()

void	validateItem (SessionItem *item)
	Checks if model was set correctly. More...

Protected Attributes
SessionModel *	m_model

QSize	m_size_hint

class QStackedWidget *	m_stackedWidget

Private Attributes
QMap< SessionItem , T >	m_itemToWidget

bool	m_single_widget
	Different items will be served by same widget. More...

Detailed Description

template<class T>
class ItemStackPresenter< T >

The ItemStackPresenter templated class extends ItemStackWidget so it could operate with SesionItem editor's of specified type, while still keeping signal/slots alive.

Definition at line 29 of file ItemStackPresenter.h.

Constructor & Destructor Documentation

◆ ItemStackPresenter()

template<class T >

ItemStackPresenter< T >::ItemStackPresenter ( bool single_widget = false )

inline

Definition at line 31 of file ItemStackPresenter.h.

31 : m_single_widget(single_widget) {}

ItemStackPresenter::m_single_widget

bool m_single_widget

Different items will be served by same widget.

Definition: ItemStackPresenter.h:47

Member Function Documentation

◆ connectModel()

void ItemStackWidget::connectModel ( )

protectedinherited

Definition at line 74 of file ItemStackWidget.cpp.

 {
     if (!m_model)
         return;
  
     connect(m_model, &SessionModel::modelAboutToBeReset, this,
             &ItemStackWidget::onModelAboutToBeReset, Qt::UniqueConnection);
  
     connect(m_model, &SessionModel::rowsAboutToBeRemoved, this,
             &ItemStackWidget::onRowsAboutToBeRemoved, Qt::UniqueConnection);
 }

References ItemStackWidget::m_model, ItemStackWidget::onModelAboutToBeReset(), and ItemStackWidget::onRowsAboutToBeRemoved().

Referenced by ItemStackWidget::setModel().

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◆ currentWidget()

template<class T >

T * ItemStackPresenter< T >::currentWidget

Definition at line 79 of file ItemStackPresenter.h.

 {
     return dynamic_cast<T*>(m_stackedWidget->currentWidget());
 }

Referenced by FitActivityPanel::currentFitSuiteWidget(), JobOutputDataWidget::onActivityChanged(), and FitActivityPanel::setItem().

◆ disconnectModel()

void ItemStackWidget::disconnectModel ( )

protectedinherited

Definition at line 86 of file ItemStackWidget.cpp.

 {
     if (!m_model)
         return;
  
     disconnect(m_model, &SessionModel::modelAboutToBeReset, this,
                &ItemStackWidget::onModelAboutToBeReset);
  
     disconnect(m_model, &SessionModel::rowsAboutToBeRemoved, this,
                &ItemStackWidget::onRowsAboutToBeRemoved);
 }

References ItemStackWidget::m_model, ItemStackWidget::onModelAboutToBeReset(), and ItemStackWidget::onRowsAboutToBeRemoved().

Referenced by ItemStackWidget::setModel().

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◆ hideWidgets()

template<class T >

void ItemStackPresenter< T >::hideWidgets

Definition at line 96 of file ItemStackPresenter.h.

 {
     if (m_stackedWidget->currentWidget())
         m_stackedWidget->currentWidget()->hide();
 }

Referenced by FitActivityPanel::setItem(), JobOutputDataWidget::setItem(), and JobRealTimeWidget::setItem().

◆ itemWidget()

template<class T >

T * ItemStackPresenter< T >::itemWidget ( SessionItem * item )

Definition at line 84 of file ItemStackPresenter.h.

 {
     if (m_single_widget) {
         if (!m_itemToWidget.empty())
             return m_itemToWidget.first();
     } else {
         return m_itemToWidget[item];
     }
  
     return nullptr;
 }

Referenced by JobRealTimeWidget::parameterTuningWidget().

◆ minimumSizeHint()

QSize ItemStackWidget::minimumSizeHint ( ) const

inherited

Definition at line 53 of file ItemStackWidget.cpp.

 {
     return QSize(25, 25);
 }

◆ onModelAboutToBeReset

void ItemStackWidget::onModelAboutToBeReset ( )

virtualslotinherited

Definition at line 63 of file ItemStackWidget.cpp.

 {
     removeWidgets();
 }

References ItemStackWidget::removeWidgets().

Referenced by ItemStackWidget::connectModel(), and ItemStackWidget::disconnectModel().

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◆ onRowsAboutToBeRemoved

void ItemStackWidget::onRowsAboutToBeRemoved	(	const QModelIndex &	parent,
		int	first,
		int
	)

virtualslotinherited

Definition at line 68 of file ItemStackWidget.cpp.

 {
     SessionItem* item = m_model->itemForIndex(m_model->index(first, 0, parent));
     removeWidgetForItem(item);
 }

References SessionModel::index(), SessionModel::itemForIndex(), ItemStackWidget::m_model, and ItemStackWidget::removeWidgetForItem().

Referenced by ItemStackWidget::connectModel(), and ItemStackWidget::disconnectModel().

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◆ removeWidgetForItem()

template<class T >

void ItemStackPresenter< T >::removeWidgetForItem ( SessionItem * item )

protectedvirtual

Implements ItemStackWidget.

Definition at line 102 of file ItemStackPresenter.h.

 {
     ASSERT(item);
  
     if (m_single_widget)
         return;
  
     T* widget = m_itemToWidget[item];
     if (!widget)
         return;
  
     typename QMap<SessionItem*, T*>::iterator it = m_itemToWidget.begin();
     while (it != m_itemToWidget.end()) {
         if (it.value() == widget)
             it = m_itemToWidget.erase(it);
         else
             ++it;
     }
  
     m_stackedWidget->removeWidget(widget);
     delete widget;
 }

References ASSERT.

◆ removeWidgets()

template<class T >

void ItemStackPresenter< T >::removeWidgets

protectedvirtual

Implements ItemStackWidget.

Definition at line 125 of file ItemStackPresenter.h.

 {
     typename QMap<SessionItem*, T*>::iterator it = m_itemToWidget.begin();
     while (it != m_itemToWidget.end()) {
         m_stackedWidget->removeWidget(it.value());
         delete it.value();
         ++it;
     }
     m_itemToWidget.clear();
 }

◆ setItem()

template<class T >

template<class U >

void ItemStackPresenter< T >::setItem	(	U *	item,
		bool *	isNew = `0`
	)

Shows the widget for given item (and hides previous one).

If no widget yet exists, it will be created (flag isNew will become 'true' in this case).

Definition at line 50 of file ItemStackPresenter.h.

 {
     validateItem(item);
  
     if (isNew)
         *isNew = false;
  
     if (!item) {
         hideWidgets();
         return;
     }
  
     T* widget = itemWidget(item);
  
     if (!widget) {
         widget = new T();
         if (isNew)
             *isNew = true;
         m_stackedWidget->addWidget(widget);
         m_itemToWidget[item] = widget;
     }
  
     m_stackedWidget->setCurrentWidget(widget);
     if (widget->isHidden())
         widget->show();
  
     widget->setItem(item);
 }

Referenced by InstrumentView::onItemSelectionChanged(), ImportDataView::onSelectionChanged(), FitActivityPanel::setItem(), JobOutputDataWidget::setItem(), and JobRealTimeWidget::setItem().

◆ setModel()

void ItemStackWidget::setModel ( SessionModel * model )

inherited

Definition at line 38 of file ItemStackWidget.cpp.

 {
     if (model == m_model)
         return;
  
     disconnectModel();
     m_model = model;
     connectModel();
 }

References ItemStackWidget::connectModel(), ItemStackWidget::disconnectModel(), and ItemStackWidget::m_model.

Referenced by FitActivityPanel::FitActivityPanel(), ImportDataView::ImportDataView(), JobOutputDataWidget::JobOutputDataWidget(), JobRealTimeWidget::JobRealTimeWidget(), and ItemStackWidget::validateItem().

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◆ setSizeHint()

void ItemStackWidget::setSizeHint ( const QSize & size_hint )

inherited

Definition at line 58 of file ItemStackWidget.cpp.

 {
     m_size_hint = size_hint;
 }

References ItemStackWidget::m_size_hint.

Referenced by ImportDataView::ImportDataView().

◆ sizeHint()

QSize ItemStackWidget::sizeHint ( ) const

inherited

Definition at line 48 of file ItemStackWidget.cpp.

 {
     return m_size_hint;
 }

References ItemStackWidget::m_size_hint.

◆ validateItem()

void ItemStackWidget::validateItem ( SessionItem * item )

protectedinherited

Checks if model was set correctly.

Definition at line 100 of file ItemStackWidget.cpp.

 {
     if (!item)
         return;
  
     if (m_model) {
         if (m_model != item->model())
             // in principle it should be possible, but should be tested
             throw GUIHelpers::Error("ItemStackWidget::validateItem() -> Error. "
                                     "Attempt to use items from different models.");
     } else {
         setModel(item->model());
     }
 }

References ItemStackWidget::m_model, SessionItem::model(), and ItemStackWidget::setModel().

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Member Data Documentation

◆ m_itemToWidget

template<class T >

QMap<SessionItem*, T*> ItemStackPresenter< T >::m_itemToWidget

private

Definition at line 46 of file ItemStackPresenter.h.

◆ m_model

SessionModel* ItemStackWidget::m_model

protectedinherited

Definition at line 55 of file ItemStackWidget.h.

Referenced by ItemStackWidget::connectModel(), ItemStackWidget::disconnectModel(), ItemStackWidget::onRowsAboutToBeRemoved(), ItemStackWidget::setModel(), and ItemStackWidget::validateItem().

◆ m_single_widget

template<class T >

bool ItemStackPresenter< T >::m_single_widget

private

Different items will be served by same widget.

Definition at line 47 of file ItemStackPresenter.h.

◆ m_size_hint

QSize ItemStackWidget::m_size_hint

protectedinherited

Definition at line 56 of file ItemStackWidget.h.

Referenced by ItemStackWidget::setSizeHint(), and ItemStackWidget::sizeHint().

◆ m_stackedWidget

class QStackedWidget* ItemStackWidget::m_stackedWidget

protectedinherited

Definition at line 54 of file ItemStackWidget.h.

Referenced by ItemStackWidget::ItemStackWidget().

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

/home/www/ba/GUI/coregui/Views/CommonWidgets/ItemStackPresenter.h

Public Slots

Public Member Functions

Protected Member Functions

Protected Attributes

Private Attributes

Detailed Description

template<class T> class ItemStackPresenter< T >

Constructor & Destructor Documentation

◆ ItemStackPresenter()

Member Function Documentation

◆ connectModel()

◆ currentWidget()

◆ disconnectModel()

◆ hideWidgets()

◆ itemWidget()

◆ minimumSizeHint()

◆ onModelAboutToBeReset

◆ onRowsAboutToBeRemoved

◆ removeWidgetForItem()

◆ removeWidgets()

◆ setItem()

◆ setModel()

◆ setSizeHint()

◆ sizeHint()

◆ validateItem()

Member Data Documentation

◆ m_itemToWidget

◆ m_model

◆ m_single_widget

◆ m_size_hint

◆ m_stackedWidget

template<class T>
class ItemStackPresenter< T >