add_action_with_accel

Description:

[ Version ( since = "2.4" ) ]
public void add_action_with_accel (Action action, string? accelerator)

Adds an action object to the action group and sets up the accelerator.

If accelerator is null, attempts to use the accelerator associated with the stock_id of the action.

Accel paths are set to `<Actions>/group-name/action-name`.

this	the action group
action	the action to add
accelerator	the accelerator for the action, in the format understood by accelerator_parse, or "" for no accelerator, or null to use the stock accelerator