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Sync Panel Element - #sync_panel {}

The sync_panel element produces an HTML div which is hooked directly into a comet pool and immediately updates itself with the latest data when certain trigger messages are sent to that comet pool.

Usage

   #sync_panel {
     pool=some_pool,
     triggers=[{my, trigger}],
     body_fun=fun my_body/0
   }.

Attributes

• pool (Erlang Term) - The name of a global Nitrogen comet pool.

• triggers (List of Erlang Terms) - A list containing trigger messages which when broadcast to the comet pool will trigger an update and redraw via the body_fun attribute.

• body_fun (Function with arity 0) - A function which returns Nitrogen elements.

Assisting Function

• element_sync_panel:refresh(CometPool, Trigger) :: Trigger a refresh on all #sync_panel elements connected to the specified CometPool and which also has the specified Trigger listed in its triggers attribute.

See Also

• base element

• panel element

• Asynchronous Page Updates

• Demo of the #sync_panel element

• Article about #sync_panel