Module BackHandler
Component with event on back and backspace button.
# Overview #
Back Handler is recommended to put in every game window to close it or in main screen to call settings window.
# Notes #
• Back Handler inheritance BaseComponent, you can use all of its methods in addition to those described here.
• Back Handler react on release action ACTION_BACK or ACTION_BACKSPACE
Usage:
local callback = function(self, params) ... end
local params = {}
local back_handler = self.druid:new_back_handler(callback, [params])
Fields
| on_back | The DruidEvent Event on back handler action. |
| params | Custom args to pass in the callback |
Fields
- on_back
-
The DruidEvent Event on back handler action.
Trigger on input action ACTION_BACK or ACTION_BACKSPACE
- on_back DruidEvent DruidEvent
Usage:
-- Subscribe additional callbacks: back_handler.on_back:subscribe(callback) - params
-
Custom args to pass in the callback
- params any (optional)
Usage:
-- Replace params on runtime: back_handler.params = { ... }