RadioButton.lua

local Types = loadstring(game:HttpGetAsync("https://raw.githubusercontent.com/theonlylegacy/Iris/main/Types.lua"))()

return function(Iris: Types.Internal, widgets: Types.WidgetUtility)
    --stylua: ignore
    Iris.WidgetConstructor("RadioButton", {
        hasState = true,
        hasChildren = false,
        Args = {
            ["Text"] = 1,
            ["Index"] = 2,
        },
        Events = {
            ["selected"] = {
                ["Init"] = function(_thisWidget: Types.Widget) end,
                ["Get"] = function(thisWidget: Types.Widget)
                    return thisWidget.lastSelectedTick == Iris._cycleTick
                end,
            },
            ["unselected"] = {
                ["Init"] = function(_thisWidget: Types.Widget) end,
                ["Get"] = function(thisWidget: Types.Widget)
                    return thisWidget.lastUnselectedTick == Iris._cycleTick
                end,
            },
            ["active"] = {
                ["Init"] = function(_thisWidget: Types.Widget) end,
                ["Get"] = function(thisWidget: Types.Widget)
                    return thisWidget.state.index.value == thisWidget.arguments.Index
                end,
            },
            ["hovered"] = widgets.EVENTS.hover(function(thisWidget: Types.Widget)
                return thisWidget.Instance
            end),
        },
        Generate = function(thisWidget: Types.Widget)
            local RadioButton: TextButton = Instance.new("TextButton")
            RadioButton.Name = "Iris_RadioButton"
            RadioButton.BackgroundTransparency = 1
            RadioButton.BorderSizePixel = 0
            RadioButton.Size = UDim2.fromOffset(0, 0)
            RadioButton.Text = ""
            RadioButton.AutomaticSize = Enum.AutomaticSize.XY
            RadioButton.ZIndex = thisWidget.ZIndex
            RadioButton.AutoButtonColor = false
            RadioButton.LayoutOrder = thisWidget.ZIndex

            local buttonSize: number = Iris._config.TextSize + 2 * (Iris._config.FramePadding.Y - 1)
            local Button: Frame = Instance.new("Frame")
            Button.Name = "Button"
            Button.Size = UDim2.fromOffset(buttonSize, buttonSize)
            Button.ZIndex = thisWidget.ZIndex + 1
            Button.LayoutOrder = thisWidget.ZIndex + 1
            Button.Parent = RadioButton
            Button.BackgroundColor3 = Iris._config.FrameBgColor
            Button.BackgroundTransparency = Iris._config.FrameBgTransparency

            widgets.UICorner(Button)

            local Circle: Frame = Instance.new("Frame")
            Circle.Name = "Circle"
            Circle.Position = UDim2.fromOffset(Iris._config.FramePadding.Y, Iris._config.FramePadding.Y)
            Circle.Size = UDim2.fromOffset(Iris._config.TextSize - 2, Iris._config.TextSize - 2)
            Circle.ZIndex = thisWidget.ZIndex + 1
            Circle.LayoutOrder = thisWidget.ZIndex + 1
            Circle.Parent = Button
            Circle.BackgroundColor3 = Iris._config.CheckMarkColor
            Circle.BackgroundTransparency = Iris._config.CheckMarkTransparency
            widgets.UICorner(Circle)

            widgets.applyInteractionHighlights(thisWidget, RadioButton, Button, {
                ButtonColor = Iris._config.FrameBgColor,
                ButtonTransparency = Iris._config.FrameBgTransparency,
                ButtonHoveredColor = Iris._config.FrameBgHoveredColor,
                ButtonHoveredTransparency = Iris._config.FrameBgHoveredTransparency,
                ButtonActiveColor = Iris._config.FrameBgActiveColor,
                ButtonActiveTransparency = Iris._config.FrameBgActiveTransparency,
            })

            widgets.applyButtonClick(thisWidget, RadioButton, function()
                thisWidget.state.index:set(thisWidget.arguments.Index)
            end)

            local TextLabel: TextLabel = Instance.new("TextLabel")
            TextLabel.Name = "TextLabel"
            widgets.applyTextStyle(TextLabel)
            TextLabel.Position = UDim2.new(0, buttonSize + Iris._config.ItemInnerSpacing.X, 0.5, 0)
            TextLabel.ZIndex = thisWidget.ZIndex + 1
            TextLabel.LayoutOrder = thisWidget.ZIndex + 1
            TextLabel.AutomaticSize = Enum.AutomaticSize.XY
            TextLabel.AnchorPoint = Vector2.new(0, 0.5)
            TextLabel.BackgroundTransparency = 1
            TextLabel.BorderSizePixel = 0
            TextLabel.Parent = RadioButton

            return RadioButton
        end,
        Update = function(thisWidget: Types.Widget)
            local RadioButton = thisWidget.Instance :: TextButton
            local TextLabel: TextLabel = RadioButton.TextLabel

            TextLabel.Text = thisWidget.arguments.Text or "Radio Button"
            if thisWidget.state then
                Iris._widgets[thisWidget.type].UpdateState(thisWidget)
            end
        end,
        Discard = function(thisWidget: Types.Widget)
            thisWidget.Instance:Destroy()
            widgets.discardState(thisWidget)
        end,
        GenerateState = function(thisWidget: Types.Widget)
            if thisWidget.state.index == nil then
                thisWidget.state.index = Iris._widgetState(thisWidget, "index", thisWidget.arguments.Value)
            end
        end,
        UpdateState = function(thisWidget: Types.Widget)
            local RadioButton = thisWidget.Instance :: TextButton
            local Button = RadioButton.Button :: Frame
            local Circle: Frame = Button.Circle

            if thisWidget.state.index.value == thisWidget.arguments.Index then
                -- only need to hide the circle
                Circle.BackgroundTransparency = Iris._config.CheckMarkTransparency
                thisWidget.lastSelectedTick = Iris._cycleTick + 1
            else
                Circle.BackgroundTransparency = 1
                thisWidget.lastUnselectedTick = Iris._cycleTick + 1
            end
        end,
    } :: Types.WidgetClass)
end