Manages a list of ActionListeners, and can send them messages. More...

#include <juce_ActionBroadcaster.h>

Collaboration diagram for juce::ActionBroadcaster:

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Public Member Functions
	ActionBroadcaster ()
	Creates an ActionBroadcaster.

virtual	~ActionBroadcaster ()
	Destructor.

void	addActionListener (ActionListener *listener)
	Adds a listener to the list.

void	removeActionListener (ActionListener *listener)
	Removes a listener from the list.

void	removeAllActionListeners ()
	Removes all listeners from the list.

void	sendActionMessage (const String &message) const
	Broadcasts a message to all the registered listeners.

Private Attributes
CriticalSection	actionListenerLock

SortedSet< ActionListener * >	actionListeners

Friends
class	ActionMessage

Detailed Description

Manages a list of ActionListeners, and can send them messages.

To quickly add methods to your class that can add/remove action listeners and broadcast to them, you can derive from this.

See also: ActionListener, ChangeListener

@tags{Events}

Constructor & Destructor Documentation

◆ ActionBroadcaster()

juce::ActionBroadcaster::ActionBroadcaster ( )

Creates an ActionBroadcaster.

◆ ~ActionBroadcaster()

virtual juce::ActionBroadcaster::~ActionBroadcaster ( )

virtual

Destructor.

Member Function Documentation

◆ addActionListener()

void juce::ActionBroadcaster::addActionListener ( ActionListener * listener )

Adds a listener to the list.

Trying to add a listener that's already on the list will have no effect.

◆ removeActionListener()

void juce::ActionBroadcaster::removeActionListener ( ActionListener * listener )

Removes a listener from the list.

If the listener isn't on the list, this won't have any effect.

◆ removeAllActionListeners()

void juce::ActionBroadcaster::removeAllActionListeners ( )

Removes all listeners from the list.

◆ sendActionMessage()

void juce::ActionBroadcaster::sendActionMessage ( const String & message ) const

Broadcasts a message to all the registered listeners.

See also: ActionListener::actionListenerCallback

Friends And Related Symbol Documentation

◆ ActionMessage

friend class ActionMessage

friend

Member Data Documentation

◆ actionListenerLock

CriticalSection juce::ActionBroadcaster::actionListenerLock

private

◆ actionListeners

SortedSet<ActionListener*> juce::ActionBroadcaster::actionListeners