require "ui/ui" require "ui/widget" --[[ Widget that displays an informational message it vanishes on key press or after a given timeout ]] InfoMessage = InputContainer:new{ face = Font:getFace("infofont", 25), text = "", timeout = nil, key_events = { AnyKeyPressed = { { Input.group.Any }, seqtext = "any key", doc = "close dialog" } } } function InfoMessage:init() -- we construct the actual content here because self.text is only available now self[1] = CenterContainer:new{ dimen = Screen:getSize(), FrameContainer:new{ margin = 2, background = 0, HorizontalGroup:new{ align = "center", ImageWidget:new{ file = "resources/info-i.png" }, HorizontalSpan:new{ width = 10 }, TextBoxWidget:new{ text = self.text, face = Font:getFace("cfont", 30) } } } } end function InfoMessage:onShow() -- triggered by the UIManager after we got successfully shown (not yet painted) if self.timeout then UIManager:scheduleIn(self.timeout, function() UIManager:close(self) end) end return true end function InfoMessage:onAnyKeyPressed() -- triggered by our defined key events UIManager:close(self) return true end