com.extjs.gxt.ui.client.data
Interface ChangeEventSource

All Known Subinterfaces:

Model, TreeModel<T>

All Known Implementing Classes:

BaseModel, BaseTreeModel, BeanModel, ChangeEventSupport

public interface ChangeEventSource

Interface for object that notify listeners when changed.

Field Summary

static int	Add Fired when a child object is added to the model (value is 10).
static int	Remove Fired when a child object is removed from the model (value is 30).
static int	Update Fired when the model has beed updated (value is 40).

Method Summary

void	addChangeListener(ChangeListener... listener) Adds a change listener to the model.
void	notify(ChangeEvent event) Notifies listeners of the given change event.
void	removeChangeListener(ChangeListener... listener) Removes a change listener.
void	removeChangeListeners() Removes all change listeners.
void	setSilent(boolean silent) Sets whether change events are fired.

Field Detail

Add

static final int Add

Fired when a child object is added to the model (value is 10).

See Also:

Constant Field Values

Remove

static final int Remove

Fired when a child object is removed from the model (value is 30).

See Also:

Constant Field Values

Update

static final int Update

Fired when the model has beed updated (value is 40).

See Also:

Constant Field Values

Method Detail

addChangeListener

void addChangeListener(ChangeListener... listener)

Adds a change listener to the model.

Parameters:

listener - the listener to add

removeChangeListener

void removeChangeListener(ChangeListener... listener)

Removes a change listener.

Parameters:

listener - the listener to remove

removeChangeListeners

void removeChangeListeners()

Removes all change listeners.

setSilent

void setSilent(boolean silent)

Sets whether change events are fired.

Parameters:

silent - true to disable change event, otherwise false

notify

void notify(ChangeEvent event)

Notifies listeners of the given change event.

Parameters:

event - the change event