initialize - called first; before any windows; use to register things
preStartup - called second; after initialize but before first window is opened; use to temporarily disable things during startup or restore
postStartup - called third; after first window is opened; use to reenable things temporarily disabled in previous step
postRestore - called after the workbench and its windows has been recreated from a previously saved state; use to adjust the restored workbench
preWindowOpen - called as each window is being opened; use to configure aspects of the window other than actions bars
fillActionBars - called after preWindowOpen to configure a window's action bars
postWindowRestore - called after a window has been recreated from a previously saved state; use to adjust the restored window
postWindowCreate - called after a window has been created, either from an initial state or from a restored state; used to adjust the window
openIntro - called immediately before a window is opened in order to create the introduction component, if any.
postWindowOpen - called after a window has been opened; use to hook window listeners, etc.
preWindowShellClose - called when a window's shell is closed by the user; use to pre-screen window closings
eventLoopException - called to handle the case where the event loop has crashed; use to inform the user that things are not well
eventLoopIdle - called when there are currently no more events to be processed; use to perform other work or to yield until new events enter the queue
preShutdown - called just after event loop has terminated but before any windows have been closed; use to deregister things registered during initialize
postShutdown - called last; after event loop has terminated and all windows have been closed; use to deregister things registered during initialize
