onBeforeRemove

Description

Fires before a tab pane is closed. If event handler returns true, user can close tab. If event handler returns false, user cannot close tab.

Parameter

If a UX component is opened in a Dynamic Panel and if the user is allowed to close the Dynamic Panel, the onBeforeRemove event fires if the UX is NOT cached. However, if the UX IS cached, the onBeforeRemove event is NOT fired. Instead a new onBeforeHide event is fired.