noredink-ui/styleguide-app/Examples/SegmentedControl.elm

155 lines
3.8 KiB
Elm

module Examples.SegmentedControl exposing
( Msg
, State
, example
, init
, update
)
{-|
@docs Msg
@docs State
@docs example
@docs init
@docs update
-}
import Accessibility.Styled
import Category exposing (Category(..))
import Debug.Control as Control exposing (Control)
import Html.Styled as Html exposing (Html)
import Html.Styled.Attributes as Attr
import Html.Styled.Events as Events
import ModuleExample exposing (ModuleExample)
import Nri.Ui.Colors.V1 as Colors
import Nri.Ui.SegmentedControl.V8 as SegmentedControl
import Nri.Ui.Svg.V1 as Svg exposing (Svg)
import Nri.Ui.UiIcon.V1 as UiIcon
import Sort.Set as Set exposing (Set)
{-| -}
example : (Msg -> msg) -> State -> ModuleExample msg
example parentMessage state =
let
options =
Control.currentValue state.optionsControl
in
{ name = "Nri.Ui.SegmentedControl.V8"
, categories = Set.fromList Category.sorter <| List.singleton Widgets
, content =
[ Control.view ChangeOptions state.optionsControl
|> Html.fromUnstyled
, let
viewFn =
if options.useSpa then
SegmentedControl.viewSpa Debug.toString
else
SegmentedControl.view
in
viewFn
{ onClick = Select
, options = buildOptions "" options [ UiIcon.flag, UiIcon.star, Svg.withColor Colors.greenDark UiIcon.attention ]
, selected = state.selected
, width = options.width
, content = Html.text ("[Content for " ++ Debug.toString state.selected ++ "]")
}
, Html.h3 [] [ Html.text "Toggle only view" ]
, Html.p [] [ Html.text "Used when you only need the ui element and not a page control." ]
, SegmentedControl.viewToggle
{ onClick = Select
, options = buildOptions "Toggle-Only " options [ UiIcon.leaderboard, UiIcon.person, UiIcon.performance ]
, selected = state.selected
, width = options.width
}
]
|> List.map (Html.map parentMessage)
}
buildOptions : String -> Options -> List Svg -> List (SegmentedControl.Option ExampleOption)
buildOptions prefix options =
let
buildOption option icon =
{ icon =
if options.icon then
Just icon
else
Nothing
, label = prefix ++ "Choice " ++ Debug.toString option
, value = option
}
in
List.map2 buildOption [ A, B, C ]
type ExampleOption
= A
| B
| C
{-| -}
type alias State =
{ selected : ExampleOption
, optionsControl : Control Options
}
{-| -}
init : State
init =
{ selected = A
, optionsControl = optionsControl
}
type alias Options =
{ width : SegmentedControl.Width
, icon : Bool
, useSpa : Bool
}
optionsControl : Control Options
optionsControl =
Control.record Options
|> Control.field "width"
(Control.choice
[ ( "FitContent", Control.value SegmentedControl.FitContent )
, ( "FillContainer", Control.value SegmentedControl.FillContainer )
]
)
|> Control.field "icon" (Control.bool False)
|> Control.field "which view function"
(Control.choice
[ ( "view", Control.value False )
, ( "viewSpa", Control.value True )
]
)
{-| -}
type Msg
= Select ExampleOption
| ChangeOptions (Control Options)
{-| -}
update : Msg -> State -> ( State, Cmd Msg )
update msg state =
case msg of
Select id ->
( { state | selected = id }
, Cmd.none
)
ChangeOptions newOptions ->
( { state | optionsControl = newOptions }
, Cmd.none
)