public interface TreeListener extends SWTEventListener
After creating an instance of a class that implements
this interface it can be added to a tree control using the
addTreeListener
method and removed using
the removeTreeListener
method. When a branch
of the tree is expanded or collapsed, the appropriate method
will be invoked.
TreeAdapter
,
TreeEvent
Modifier and Type | Method and Description |
---|---|
void |
treeCollapsed(TreeEvent e)
Sent when a tree branch is collapsed.
|
static TreeListener |
treeCollapsedAdapter(Consumer<TreeEvent> c)
Static helper method to create a
TreeListener for the
treeCollapsed(TreeEvent e) ) method, given a lambda expression or a method reference. |
void |
treeExpanded(TreeEvent e)
Sent when a tree branch is expanded.
|
static TreeListener |
treeExpandedAdapter(Consumer<TreeEvent> c)
Static helper method to create a
TreeListener for the
treeExpanded(TreeEvent e) ) method, given a lambda expression or a method reference. |
void treeCollapsed(TreeEvent e)
e
- an event containing information about the tree operationvoid treeExpanded(TreeEvent e)
e
- an event containing information about the tree operationstatic TreeListener treeCollapsedAdapter(Consumer<TreeEvent> c)
TreeListener
for the
treeCollapsed(TreeEvent e)
) method, given a lambda expression or a method reference.c
- the consumer of the eventstatic TreeListener treeExpandedAdapter(Consumer<TreeEvent> c)
TreeListener
for the
treeExpanded(TreeEvent e)
) method, given a lambda expression or a method reference.c
- the consumer of the event
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