Files
Basalt2/src/elements/CheckBox.lua
Robert Jelic 7099b5c548 Docs fixes
2025-10-29 18:41:32 +01:00

96 lines
3.6 KiB
Lua

local VisualElement = require("elements/VisualElement")
---@configDescription This is a checkbox. It is a visual element that can be checked.
--- A toggleable UI element that can be checked or unchecked. Displays different text based on its state and supports automatic sizing. Commonly used in forms and settings interfaces for boolean options.
--- @usage [[
--- -- Create a checkbox for a setting
--- local checkbox = parent:addCheckBox()
--- :setText("Enable Feature")
--- :setCheckedText("✓")
--- :onChange("checked", function(self, checked)
--- -- React to checkbox state changes
--- if checked then
--- -- Handle enabled state
--- else
--- -- Handle disabled state
--- end
--- end)
--- ]]
--- @class CheckBox : VisualElement
local CheckBox = setmetatable({}, VisualElement)
CheckBox.__index = CheckBox
---@property checked boolean false The current state of the checkbox (true=checked, false=unchecked)
CheckBox.defineProperty(CheckBox, "checked", {default = false, type = "boolean", canTriggerRender = true})
---@property text string empty Text shown when the checkbox is unchecked
CheckBox.defineProperty(CheckBox, "text", {default = " ", type = "string", canTriggerRender = true, setter=function(self, value)
local checkedText = self.get("checkedText")
local width = math.max(#value, #checkedText)
if(self.get("autoSize"))then
self.set("width", width)
end
return value
end})
---@property checkedText string x Text shown when the checkbox is checked
CheckBox.defineProperty(CheckBox, "checkedText", {default = "x", type = "string", canTriggerRender = true, setter=function(self, value)
local text = self.get("text")
local width = math.max(#value, #text)
if(self.get("autoSize"))then
self.set("width", width)
end
return value
end})
---@property autoSize boolean true Automatically adjusts width based on text length
CheckBox.defineProperty(CheckBox, "autoSize", {default = true, type = "boolean"})
CheckBox.defineEvent(CheckBox, "mouse_click")
CheckBox.defineEvent(CheckBox, "mouse_up")
--- @shortDescription Creates a new CheckBox instance
--- @return CheckBox self The created instance
--- @protected
function CheckBox.new()
local self = setmetatable({}, CheckBox):__init()
self.class = CheckBox
self.set("backgroundEnabled", false)
return self
end
--- @shortDescription Initializes the CheckBox instance
--- @param props table The properties to initialize the element with
--- @param basalt table The basalt instance
--- @protected
function CheckBox:init(props, basalt)
VisualElement.init(self, props, basalt)
self.set("type", "CheckBox")
end
--- Handles mouse interactions to toggle the checkbox state
--- @shortDescription Toggles checked state on mouse click
--- @param button number The button that was clicked
--- @param x number The x position of the click
--- @param y number The y position of the click
--- @return boolean Clicked Whether the event was handled
--- @protected
function CheckBox:mouse_click(button, x, y)
if VisualElement.mouse_click(self, button, x, y) then
self.set("checked", not self.get("checked"))
return true
end
return false
end
--- @shortDescription Renders the CheckBox
--- @protected
function CheckBox:render()
VisualElement.render(self)
local checked = self.getResolved("checked")
local defaultText = self.getResolved("text")
local checkedText = self.getResolved("checkedText")
local text = string.sub(checked and checkedText or defaultText, 1, self.get("width"))
self:textFg(1, 1, text, self.getResolved("foreground"))
end
return CheckBox