widget_width_cute.cr

class Boleite::GUI
  abstract class Widget
    Cute.signal mouse_enter
    Cute.signal mouse_leave
    Cute.signal mouse_over(x : Float64, y : Float64)
    Cute.signal left_click(x : Float64, y : Float64)
    Cute.signal right_click(x : Float64, y : Float64)
    Cute.signal key_pressed
    Cute.signal key_released
    Cute.signal text_entered
    Cute.signal state_change
    Cute.signal pulse

    def initialize
      state_change.on &->on_state_change
      mouse_enter.on &->on_mouse_enter
      mouse_leave.on &->on_mouse_leave

      @input.register_instance WidgetMouseEnter.new(self), ->{ mouse_enter.emit }
      @input.register_instance WidgetMouseLeave.new(self), ->{ mouse_leave.emit }
      @input.register_instance WidgetMouseOver.new(self), ->(x : Float64, y : Float64) { mouse_over.emit x, y }
      @input.register_instance WidgetMouseClick.new(self, Mouse::Left), ->(x : Float64, y : Float64) { left_click.emit x, y }
      @input.register_instance WidgetMouseClick.new(self, Mouse::Right), ->(x : Float64, y : Float64) { right_click.emit x, y }
    end
  end
end