org.eclipse.swt.events

Interface ExpandListener

All Superinterfaces:

EventListener, SWTEventListener

All Known Implementing Classes:

ExpandAdapter

public interface ExpandListener
extends SWTEventListener

Classes which implement this interface provide methods that deal with the expanding and collapsing of ExpandItems.

After creating an instance of a class that implements this interface it can be added to a ExpandBar control using the addExpandListener method and removed using the removeExpandListener method. When a item of the ExpandBar is expanded or collapsed, the appropriate method will be invoked.

Since:

3.2

See Also:

ExpandAdapter, ExpandEvent

Method Summary

Modifier and Type	Method and Description
void	itemCollapsed(ExpandEvent e) Sent when an item is collapsed.
static ExpandListener	itemCollapsedAdapter(Consumer<ExpandEvent> c) Static helper method to create a ExpandListener for the itemCollapsed(ExpandEvent e)) method, given a lambda expression or a method reference.
void	itemExpanded(ExpandEvent e) Sent when an item is expanded.
static ExpandListener	itemExpandedAdapter(Consumer<ExpandEvent> c) Static helper method to create a ExpandListener for the itemExpanded(ExpandEvent e)) method, given a lambda expression or a method reference.

Method Detail

itemCollapsed

void itemCollapsed(ExpandEvent e)

Sent when an item is collapsed.

Parameters:

e - an event containing information about the operation

itemExpanded

void itemExpanded(ExpandEvent e)

Sent when an item is expanded.

Parameters:

e - an event containing information about the operation

itemCollapsedAdapter

static ExpandListener itemCollapsedAdapter(Consumer<ExpandEvent> c)

Static helper method to create a ExpandListener for the itemCollapsed(ExpandEvent e)) method, given a lambda expression or a method reference.

Parameters:

c - the consumer of the event

Returns:

ExpandListener

Since:

3.107

itemExpandedAdapter

static ExpandListener itemExpandedAdapter(Consumer<ExpandEvent> c)

Static helper method to create a ExpandListener for the itemExpanded(ExpandEvent e)) method, given a lambda expression or a method reference.

Parameters:

c - the consumer of the event

Returns:

ExpandListener

Since:

3.107