Visualization::ViewItemManager Class Reference

The ViewItemManager manages all the different ViewItems which are part of a given scene. More...

Public Member Functions
	ViewItemManager (Scene *scene)
	Creates a new ViewItemManager connected to the given scene. More...
	~ViewItemManager ()
ViewItem *	currentViewItem ()
	Returns the currently visible ViewItem. More...
ViewItem *	loadView (QString name, QPoint position={-1, -1})
	Loads the given view from persistent disk storage. More...
ViewItem *	newViewItem (const QString name={}, QPoint position={-1, -1})
	Creates a new ViewItem and adds it to the manager. More...
void	removeAllViewItems ()
	Removes all existing ViewItems from the manager. More...
void	removeViewItem (ViewItem *view)
	Removes view from the manager. More...
void	saveView (ViewItem *view, Model::TreeManager *manager) const
	Saves the given view persistently on disk, using the given manager. More...
bool	switchToView (const QString viewName)
	Overload using the view's name. More...
void	switchToView (ViewItem *view)
	Switches to the given view to be the new current view. More...
ViewItem *	viewItem (const QString name)
	Finds the ViewItem with the given name, or nullptr if it doesn't exist. More...
QVector< QVector< ViewItem * > >	viewItems () const

Private Member Functions
void	addViewItem (ViewItem *view, QPoint position={-1, -1})
void	cleanupRemovedItem (Visualization::Item *removedItem)
void	cleanupRemovedNode (Model::Node *removedNode)
QString	fileName (QString viewName, QString managerName) const
ViewItem *	loadView (QString name, Model::TreeManager *manager)
QPoint	nextEmptyPosition () const

Private Attributes
ViewItem *	currentViewItem_ {}
const QString	DIRECTORY_NAME = "views"
Scene *	scene_ {}
const int	VIEW_ITEM_COLUMNS = 3
QVector< QVector< ViewItem * > >	viewItems_

Friends
class	Item
class	Scene

Detailed Description

The ViewItemManager manages all the different ViewItems which are part of a given scene.

It is responsible for adding and removing views to and from the scene, as well as switching between the different views.

Constructor & Destructor Documentation

ViewItemManager()

Visualization::ViewItemManager::ViewItemManager

(

Scene *

scene

)

Creates a new ViewItemManager connected to the given scene.

~ViewItemManager()

Visualization::ViewItemManager::~ViewItemManager

(

)

Member Function Documentation

addViewItem()

void Visualization::ViewItemManager::addViewItem ( ViewItem *  view, QPoint  position = {-1, -1}  )

private

cleanupRemovedItem()

void Visualization::ViewItemManager::cleanupRemovedItem ( Visualization::Item *  removedItem )

private

cleanupRemovedNode()

void Visualization::ViewItemManager::cleanupRemovedNode ( Model::Node *  removedNode )

private

currentViewItem()

ViewItem * Visualization::ViewItemManager::currentViewItem

(

)

Returns the currently visible ViewItem.

Guaranteed to return a valid ViewItem.

fileName()

QString Visualization::ViewItemManager::fileName ( QString  viewName, QString  managerName  ) const

private

loadView() [1/2]

ViewItem * Visualization::ViewItemManager::loadView ( QString  name, Model::TreeManager *  manager  )

private

loadView() [2/2]

ViewItem * Visualization::ViewItemManager::loadView	(	QString	name,
		QPoint	position = {-1, -1}
	)

Loads the given view from persistent disk storage.

If it exists, it is added to the manager at the given position.

newViewItem()

ViewItem * Visualization::ViewItemManager::newViewItem	(	const QString	name = {},
		QPoint	position = {-1, -1}
	)

Creates a new ViewItem and adds it to the manager.

The ViewItem is given the name which is supplied, and positioned at the given position, or at the next free position if the default argument (-1, -1) is used.

nextEmptyPosition()

QPoint Visualization::ViewItemManager::nextEmptyPosition ( ) const

private

removeAllViewItems()

void Visualization::ViewItemManager::removeAllViewItems

(

)

Removes all existing ViewItems from the manager.

removeViewItem()

void Visualization::ViewItemManager::removeViewItem

(

ViewItem *

view

)

Removes view from the manager.

saveView()

void Visualization::ViewItemManager::saveView	(	ViewItem *	view,
		Model::TreeManager *	manager
	)		const

Saves the given view persistently on disk, using the given manager.

Note: The view can still contain nodes handled by other managers.

switchToView() [1/2]

bool Visualization::ViewItemManager::switchToView

(

const QString

viewName

)

Overload using the view's name.

Returns whether switching was successful, i.e. whether a view with the name was found.

switchToView() [2/2]

void Visualization::ViewItemManager::switchToView

(

ViewItem *

view

)

Switches to the given view to be the new current view.

The view must already be known to the manager.

viewItem()

ViewItem * Visualization::ViewItemManager::viewItem

(

const QString

name

)

Finds the ViewItem with the given name, or nullptr if it doesn't exist.

viewItems()

QVector< QVector< ViewItem * > > Visualization::ViewItemManager::viewItems ( ) const

inline

Friends And Related Function Documentation

Item

friend class Item

friend

Scene

friend class Scene

friend

Member Data Documentation

currentViewItem_

ViewItem* Visualization::ViewItemManager::currentViewItem_ {}

private

DIRECTORY_NAME

const QString Visualization::ViewItemManager::DIRECTORY_NAME = "views"

private

scene_

Scene* Visualization::ViewItemManager::scene_ {}

private

VIEW_ITEM_COLUMNS

const int Visualization::ViewItemManager::VIEW_ITEM_COLUMNS = 3

private

viewItems_

QVector<QVector<ViewItem*> > Visualization::ViewItemManager::viewItems_

private