Add new examples

example/examples/basic/checkbox/checkbox.lua

@@ -0,0 +1,50 @@
+local component = require("druid.component")
+local event = require("druid.event")
+
+---@class checkbox: druid.base_component
+---@field druid druid_instance
+---@field button druid.button
+local M = component.create("checkbox")
+
+
+---@param template string
+---@param nodes table<hash, node>
+function M:init(template, nodes)
+	self.druid = self:get_druid(template, nodes)
+
+	self.button = self.druid:new_button("root", self.on_checkbox_click) -- Button to handle checkbox
+	self.icon = self:get_node("icon") -- Checkbox icon to hide/show
+	self.selected = self:get_node("selected") -- Selected effect to show when checkbox is changed
+	gui.set_alpha(self.selected, 0)
+
+	self:set_state(false)
+
+	self.on_state_changed = event.create()
+end
+
+
+function M:on_checkbox_click()
+	self:set_state(not self.is_enabled)
+	self.on_state_changed:trigger(self.is_enabled)
+end
+
+
+function M:set_state(is_enabled)
+	if self.is_enabled == is_enabled then
+		return
+	end
+
+	self.is_enabled = is_enabled
+	gui.set_enabled(self.icon, self.is_enabled)
+
+	gui.set_alpha(self.selected, 1)
+	gui.animate(self.selected, "color.w", 0, gui.EASING_INSINE, 0.16)
+end
+
+
+function M:get_state()
+	return self.is_enabled
+end
+
+
+return M