com.gwtext.client.widgets.event
Interface ContainerListener

All Superinterfaces:

BoxComponentListener, ComponentListener

All Known Subinterfaces:

FocusPanelListener, FormPanelListener, PanelListener, TabPanelListener, TreePanelListener, WindowListener

All Known Implementing Classes:

ContainerListenerAdapter, FocusPanelListenerAdapter, FormPanelListenerAdapter, PanelListenerAdapter, TabPanelListenerAdapter, TreePanelListenerAdapter, WindowListenerAdapter

public interface ContainerListener
extends BoxComponentListener

Container listener interface.

Method Summary

boolean	doBeforeAdd(Container self, Component component, int index) Fires before any Component is added or inserted into the container.
boolean	doBeforeRemove(Container self, Component component) Fires before any Component is removed from the container.
void	onAdd(Container self, Component component, int index) Fires after any Component is added or inserted into the container.
void	onAfterLayout(Container self) Fires when the components in this container are arranged by the associated layout manager.
void	onRemove(Container self, Component component) Fires after any Component is removed from the container.

Methods inherited from interface com.gwtext.client.widgets.event.BoxComponentListener

onMove, onResize

Methods inherited from interface com.gwtext.client.widgets.event.ComponentListener

doBeforeDestroy, doBeforeHide, doBeforeRender, doBeforeShow, doBeforeStateRestore, doBeforeStateSave, onDestroy, onDisable, onEnable, onHide, onRender, onShow, onStateRestore, onStateSave

Method Detail

onAdd

void onAdd(Container self,
           Component component,
           int index)

Fires after any Component is added or inserted into the container.

Parameters:

self - self

component - the component being added

index - the index at which the component was added to the container's items collection

onAfterLayout

void onAfterLayout(Container self)

Fires when the components in this container are arranged by the associated layout manager.

Parameters:

self - self

doBeforeAdd

boolean doBeforeAdd(Container self,
                    Component component,
                    int index)

Fires before any Component is added or inserted into the container. A handler can return false to cancel the add.

Parameters:

self - self

component - the component being added

index - the index at which the component was added to the container's items collection

Returns:

false to cancel

doBeforeRemove

boolean doBeforeRemove(Container self,
                       Component component)

Fires before any Component is removed from the container. A handler can return false to cancel the remove.

Parameters:

self - self

component - the container being removed

Returns:

false to cancel

onRemove

void onRemove(Container self,
              Component component)

Fires after any Component is removed from the container.

Parameters:

self - self

component - the container being removed