singleton class to manage the available data sources More...

#include <data_source_manager.h>

Inheritance diagram for jocassview::DataSourceManager:

Collaboration diagram for jocassview::DataSourceManager:

Signals
void	sourceChanged (QString newSource)
	signal when a new source was chosen More...

Static Public Member Functions
static DataSourceManager *	instance ()
	generate an instance of this, if not already existent More...

static DataSource *	source (const QString &sourcename=QString())
	retrieve an available source More...

static QString	currentSourceName ()
	return the current source name More...

static QStringList	sourceNames ()
	retrieve the names of all current active sources More...

static void	setMenu (QMenu *menu)
	set the Menu where the data sources will be displayed in More...

static void	addSource (const QString &sourcename, DataSource *source, bool setActive=true)
	add a data source More...

Private Member Functions
	DataSourceManager ()
	constructor More...

	DataSourceManager (const DataSourceManager &)
	copy constructor More...

DataSourceManager &	operator= (const DataSourceManager &)
	self assignment More...

Private Attributes
QMap< QString, DataSource * >	_sources
	container for all data sources More...

QMenu *	_sourceMenu
	the source menu More...

QActionGroup *	_actionGroup
	the action group where the menue items will be grouped More...

QSignalMapper *	_mapper
	mapper for the signals of the signal group More...

Static Private Attributes
static DataSourceManager *	_instance
	an instane of this More...

Additional Inherited Members
Public Member Functions inherited from QObject
	QObject (QObject *parent=0)

	blockSignals (bool block)

	childEvent (QChildEvent *event)

	children ()

	connect (const QObject sender, const char signal, const QObject receiver, const char method, Qt::ConnectionType type=Qt::AutoConnection)

	connect (const QObject sender, const char signal, const char *method, Qt::ConnectionType type=Qt::AutoConnection)

	connectNotify (const char *signal)

	customEvent (QEvent *event)

	deleteLater ()

	destroyed (QObject *obj=0)

	disconnect (const QObject sender, const char signal, const QObject receiver, const char method)

	disconnect (const char signal=0, const QObject receiver=0, const char *method=0)

	disconnect (const QObject receiver, const char method=0)

	disconnectNotify (const char *signal)

	dumpObjectInfo ()

	dumpObjectTree ()

	dynamicPropertyNames ()

	event (QEvent *e)

	eventFilter (QObject watched, QEvent event)

	findChild (const QString &name=QString()

	findChildren (const QString &name=QString()

	findChildren (const QRegExp &regExp)

	inherits (const char *className)

	installEventFilter (QObject *filterObj)

	isWidgetType ()

	killTimer (int id)

	metaObject ()

	moveToThread (QThread *targetThread)

	parent ()

	property (const char *name)

	receivers (const char *signal)

	removeEventFilter (QObject *obj)

	sender ()

	setParent (QObject *parent)

	setProperty (const char *name, const QVariant &value)

	signalsBlocked ()

	startTimer (int interval)

	thread ()

	timerEvent (QTimerEvent *event)

	tr (const char sourceText, const char disambiguation=0, int n=-1)

	trUtf8 (const char sourceText, const char disambiguation=0, int n=-1)

	staticMetaObject

Detailed Description

singleton class to manage the available data sources

Author: Lutz Foucar

Definition at line 28 of file data_source_manager.h.

Constructor & Destructor Documentation

DataSourceManager::DataSourceManager ( )

private

constructor

Definition at line 28 of file data_source_manager.cpp.

Referenced by instance().

jocassview::DataSourceManager::DataSourceManager ( const DataSourceManager & )

private

copy constructor

Member Function Documentation

void DataSourceManager::addSource	(	const QString &	sourcename,
		DataSource *	source,
		bool	setActive = `true`
	)

static

add a data source

the added source will be set as the current active source

Parameters

sourcename	the name of the data source that should be added
source	the data source that should be added
setActive	Set added source as the current active one and emit the signal that a new source has been

Definition at line 79 of file data_source_manager.cpp.

References _actionGroup, _mapper, _sourceMenu, _sources, QMenu::addAction(), QActionGroup::addAction(), QObject::connect(), instance(), map, QSignalMapper::setMapping(), source(), and sourceChanged().

Referenced by jocassview::JoCASSViewer::JoCASSViewer(), jocassview::OneDViewer::on_add_graph_triggered(), and jocassview::JoCASSViewer::openFile().

QString DataSourceManager::currentSourceName ( )

static

return the current source name

Returns: name of current active source

Definition at line 56 of file data_source_manager.cpp.

References _actionGroup, QActionGroup::checkedAction(), and instance().

Referenced by jocassview::OneDViewer::on_add_graph_triggered(), source(), and jocassview::JoCASSViewer::updateViewers().

DataSourceManager * DataSourceManager::instance ( )

static

generate an instance of this, if not already existent

Returns: the singleton instance of this

Definition at line 36 of file data_source_manager.cpp.

References _instance, and DataSourceManager().

Referenced by addSource(), currentSourceName(), jocassview::JoCASSViewer::JoCASSViewer(), setMenu(), source(), and sourceNames().

DataSourceManager& jocassview::DataSourceManager::operator= ( const DataSourceManager & )

private

self assignment

void DataSourceManager::setMenu ( QMenu * menu )

static

set the Menu where the data sources will be displayed in

Parameters

menu	the menu that displays the available data sources

Definition at line 70 of file data_source_manager.cpp.

References _actionGroup, _mapper, _sourceMenu, QObject::connect(), instance(), and sourceChanged().

Referenced by jocassview::JoCASSViewer::JoCASSViewer().

DataSource * DataSourceManager::source ( const QString & sourcename = QString() )

static

retrieve an available source

if no name of the source is given the current active one will be returned If no are available or the requested doesn't exist a 0 pointer will be returned

Returns: pointer to the requested source

Parameters

sourcename the name of the requested source

Definition at line 46 of file data_source_manager.cpp.

References _sources, currentSourceName(), instance(), and QString::isEmpty().

Referenced by addSource(), jocassview::JoCASSViewer::broadcastDarkcalCommand(), jocassview::JoCASSViewer::broadcastGaincalCommand(), jocassview::JoCASSViewer::changeServerAddress(), jocassview::JoCASSViewer::clearHistogram(), jocassview::OneDViewer::on_add_graph_triggered(), jocassview::JoCASSViewer::refreshDisplayableItemsList(), jocassview::JoCASSViewer::sendCustomCommand(), and jocassview::JoCASSViewer::updateViewers().

void jocassview::DataSourceManager::sourceChanged ( QString newSource )

signal

signal when a new source was chosen

Parameters

newSource the name of the new source

Referenced by addSource(), and setMenu().

QStringList DataSourceManager::sourceNames ( )

static

retrieve the names of all current active sources

Returns: list of names of the sources

Definition at line 65 of file data_source_manager.cpp.

References _sources, and instance().

Referenced by jocassview::OneDViewer::on_add_graph_triggered().

Member Data Documentation

QActionGroup* jocassview::DataSourceManager::_actionGroup

private

the action group where the menue items will be grouped

Definition at line 107 of file data_source_manager.h.

Referenced by addSource(), currentSourceName(), and setMenu().

DataSourceManager * DataSourceManager::_instance

staticprivate

an instane of this

Definition at line 98 of file data_source_manager.h.

Referenced by instance().

QSignalMapper* jocassview::DataSourceManager::_mapper

private

mapper for the signals of the signal group

Definition at line 110 of file data_source_manager.h.

Referenced by addSource(), and setMenu().

QMenu* jocassview::DataSourceManager::_sourceMenu

private

the source menu

Definition at line 104 of file data_source_manager.h.

Referenced by addSource(), and setMenu().

QMap<QString,DataSource*> jocassview::DataSourceManager::_sources

private

container for all data sources

Definition at line 101 of file data_source_manager.h.

Referenced by addSource(), source(), and sourceNames().

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

Signals

Static Public Member Functions

Private Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation