tree->event

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tree->event

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tree ->event: event

tree->event allows for centralised event-processing for all nodes displayed on the tree. It performs the following steps.

Invoke device->event. When successful, succeed.
Invoke node->event on the node below the pointer.

* Finding the Context Arguments The most reliable way to find the various context objects are:

@event?receiver Graphical receiving the event

@event?receiver?node Node object for this graphical

@event?receiver?device The tree object

See also
- tree->root_handler
- tree->node_handler
- tree->leaf_handler
- tree->collapsed_handler
- graphical<-node
- tree-root_handlers
- tree-node_handlers
- tree-leaf_handlers
- tree-collapsed_handlers