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Merge pull request #294 from NoRedInk/ink/spa-segmented-control
Ink/spa segmented control
This commit is contained in:
Aaron VonderHaar
GitHub
commit
db6946bc7d
1
elm.json
1
elm.json
@ -50,6 +50,7 @@
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"Nri.Ui.PremiumCheckbox.V3",
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"Nri.Ui.PremiumCheckbox.V4",
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"Nri.Ui.SegmentedControl.V6",
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"Nri.Ui.SegmentedControl.V7",
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"Nri.Ui.Select.V5",
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"Nri.Ui.Select.V6",
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"Nri.Ui.Svg.V1",
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232
src/Nri/Ui/SegmentedControl/V7.elm
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232
src/Nri/Ui/SegmentedControl/V7.elm
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@ -0,0 +1,232 @@
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module Nri.Ui.SegmentedControl.V7 exposing (Config, Icon, Option, Width(..), view, viewSpa)
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{-|
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@docs Config, Icon, Option, Width, view, viewSpa
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-}
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import Accessibility.Styled exposing (..)
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import Accessibility.Styled.Aria as Aria
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import Accessibility.Styled.Role as Role
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import Css exposing (..)
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import EventExtras.Styled as EventExtras
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import Html.Styled as Html exposing (Html)
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import Html.Styled.Attributes as Attr exposing (css, href)
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import Html.Styled.Events as Events
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import Nri.Ui
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import Nri.Ui.Colors.Extra exposing (withAlpha)
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import Nri.Ui.Colors.V1 as Colors
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import Nri.Ui.Fonts.V1 as Fonts
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import Nri.Ui.Icon.V5 as Icon
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import Nri.Ui.Util exposing (dashify)
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{-|
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- `onClick` : the message to produce when an option is selected (clicked) by the user
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- `options`: the list of options available
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- `selected`: the value of the currently-selected option
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- `width`: how to size the segmented control
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- `content`: the panel content for the selected option
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-}
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type alias Config a msg =
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{ onClick : a -> msg
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, options : List (Option a)
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, selected : a
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, width : Width
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, content : Html msg
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}
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{-| -}
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type alias Option a =
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{ value : a
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, icon : Maybe Icon
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, label : String
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}
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{-| -}
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type Width
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= FitContent
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| FillContainer
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{-| -}
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type alias Icon =
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{ alt : String
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, icon : Icon.IconType
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}
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{-| -}
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view : Config a msg -> Html.Html msg
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view config =
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viewHelper Nothing config
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{-| Creates a segmented control that supports SPA navigation.
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You should always use this instead of `view` when building a SPA
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and the segmented control options correspond to routes in the SPA.
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The first parameter is a function that takes a `route` and returns the URL of that route.
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-}
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viewSpa : (route -> String) -> Config route msg -> Html msg
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viewSpa toUrl config =
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viewHelper (Just toUrl) config
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viewHelper : Maybe (a -> String) -> Config a msg -> Html msg
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viewHelper maybeToUrl config =
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let
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selected =
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config.options
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|> List.filter (\o -> o.value == config.selected)
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|> List.head
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in
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div []
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[ tabList
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[ css
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[ displayFlex
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, cursor pointer
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]
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]
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(List.map (viewTab maybeToUrl config) config.options)
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, tabPanel
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(List.filterMap identity
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[ Maybe.map (Attr.id << panelIdFor) selected
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, Maybe.map (Aria.labelledBy << tabIdFor) selected
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, Just <| css [ paddingTop (px 10) ]
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]
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)
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[ config.content
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]
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]
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tabIdFor : Option a -> String
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tabIdFor option =
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"Nri-Ui-SegmentedControl-Tab-" ++ dashify option.label
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panelIdFor : Option a -> String
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panelIdFor option =
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"Nri-Ui-SegmentedControl-Panel-" ++ dashify option.label
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viewTab : Maybe (a -> String) -> Config a msg -> Option a -> Html.Html msg
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viewTab maybeToUrl config option =
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let
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idValue =
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tabIdFor option
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element attrs children =
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case maybeToUrl of
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Nothing ->
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-- This is for a non-SPA view
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Html.button
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(Events.onClick (config.onClick option.value)
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:: attrs
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)
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children
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Just toUrl ->
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-- This is a for a SPA view
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Html.a
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(href (toUrl option.value)
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:: EventExtras.onClickPreventDefaultForLinkWithHref
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(config.onClick option.value)
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:: attrs
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)
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children
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in
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element
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(List.concat
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[ [ Attr.id idValue
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, Role.tab
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, Aria.controls (panelIdFor option)
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, css sharedTabStyles
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]
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, if option.value == config.selected then
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[ css focusedTabStyles
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, Aria.currentPage
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]
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else
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[ css unFocusedTabStyles ]
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, case config.width of
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FitContent ->
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[]
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FillContainer ->
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[ css expandingTabStyles ]
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]
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)
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[ case option.icon of
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Nothing ->
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Html.text ""
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Just icon ->
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viewIcon icon
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, Html.text option.label
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]
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viewIcon : Icon -> Html.Html msg
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viewIcon icon =
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Html.span
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[ css [ marginRight (px 10) ] ]
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[ Icon.icon icon ]
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sharedTabStyles : List Style
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sharedTabStyles =
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[ padding2 (px 6) (px 20)
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, height (px 45)
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, Fonts.baseFont
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, fontSize (px 15)
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, fontWeight bold
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, lineHeight (px 30)
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, firstOfType
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[ borderTopLeftRadius (px 8)
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, borderBottomLeftRadius (px 8)
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, borderLeft3 (px 1) solid Colors.azure
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]
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, lastOfType
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[ borderTopRightRadius (px 8)
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, borderBottomRightRadius (px 8)
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]
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, border3 (px 1) solid Colors.azure
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, borderLeft (px 0)
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, boxSizing borderBox
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, cursor pointer
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, property "transition" "background-color 0.2s, color 0.2s, box-shadow 0.2s, border 0.2s, border-width 0s"
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, textDecoration none
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]
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focusedTabStyles : List Style
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focusedTabStyles =
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[ backgroundColor Colors.glacier
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, boxShadow5 inset zero (px 3) zero (withAlpha 0.2 Colors.gray20)
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, color Colors.navy
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]
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unFocusedTabStyles : List Style
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unFocusedTabStyles =
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[ backgroundColor Colors.white
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, boxShadow5 inset zero (px -2) zero Colors.azure
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, color Colors.azure
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, hover [ backgroundColor Colors.glacier ]
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]
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expandingTabStyles : List Style
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expandingTabStyles =
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[ flexGrow (int 1)
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, textAlign center
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]
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@ -17,108 +17,111 @@ module Examples.SegmentedControl exposing
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-}
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import Accessibility.Styled
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import Debug.Control as Control exposing (Control)
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import Html.Styled as Html exposing (Html)
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import Html.Styled.Attributes as Attr
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import Html.Styled.Events as Events
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import ModuleExample exposing (Category(..), ModuleExample)
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import Nri.Ui.SegmentedControl.V6 exposing (Width(..))
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import Nri.Ui.Icon.V5 as Icon
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import Nri.Ui.SegmentedControl.V7 as SegmentedControl
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{-| -}
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type Msg
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= Select Id
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| SetFillContainer Bool
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= Select ExampleOption
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| ChangeOptions (Control Options)
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type ExampleOption
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= A
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| B
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| C
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{-| -}
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type alias State =
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Nri.Ui.SegmentedControl.V6.Config Id Msg
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{ selected : ExampleOption
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, optionsControl : Control Options
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}
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type alias Options =
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{ width : SegmentedControl.Width
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, icon : Maybe SegmentedControl.Icon
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, useSpa : Bool
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}
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{-| -}
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example : (Msg -> msg) -> State -> ModuleExample msg
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example parentMessage state =
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{ name = "Nri.Ui.SegmentedControl.V6"
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{ name = "Nri.Ui.SegmentedControl.V7"
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, category = Widgets
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, content =
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List.map (Html.map parentMessage)
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[ fillContainerCheckbox state.width
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, Nri.Ui.SegmentedControl.V6.view state
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]
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[ Control.view ChangeOptions state.optionsControl
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|> Html.fromUnstyled
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, let
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options =
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Control.currentValue state.optionsControl
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viewFn =
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if options.useSpa then
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SegmentedControl.viewSpa Debug.toString
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else
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SegmentedControl.view
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in
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viewFn
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{ onClick = Select
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, options =
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[ A, B, C ]
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|> List.map
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(\i ->
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{ icon = options.icon
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, label = "Option " ++ Debug.toString i
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, value = i
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}
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)
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, selected = state.selected
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, width = options.width
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, content = Html.text ("[Content for " ++ Debug.toString state.selected ++ "]")
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}
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]
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|> List.map (Html.map parentMessage)
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}
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{-| -}
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init : State
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init =
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{ onClick = Select
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, options =
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[ { icon = Nothing
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, id = "a"
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, label = "Option A"
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, value = "a"
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}
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, { icon = Nothing
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, id = "b"
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, label = "Option B"
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, value = "b"
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}
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]
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, selected = "a"
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, width = FitContent
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init : { r | help : String } -> State
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init assets =
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{ selected = A
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, optionsControl =
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Control.record Options
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|> Control.field "width"
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(Control.choice
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( "FitContent", Control.value SegmentedControl.FitContent )
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[ ( "FillContainer", Control.value SegmentedControl.FillContainer ) ]
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)
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|> Control.field "icon"
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(Control.maybe False (Control.value { alt = "Help", icon = Icon.helpSvg assets }))
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|> Control.field "which view function"
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(Control.choice
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( "view", Control.value False )
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[ ( "viewSpa", Control.value True ) ]
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)
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}
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fillContainerCheckbox : Width -> Html Msg
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fillContainerCheckbox currentOption =
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let
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id =
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"SegmentedControl-fill-container-checkbox"
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isChecked =
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case currentOption of
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FitContent ->
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Just False
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FillContainer ->
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Just True
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in
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Html.div []
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[ Accessibility.Styled.checkbox "Fill container"
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isChecked
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[ Attr.id id
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, Events.onCheck SetFillContainer
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]
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, Html.label
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[ Attr.for id
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]
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[ Html.text "Fill Container" ]
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]
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{-| -}
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update : Msg -> State -> ( State, Cmd Msg )
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update msg state =
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case msg of
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Select id ->
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( { state | selected = id }, Cmd.none )
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SetFillContainer fillContainer ->
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( { state
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| width =
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if fillContainer then
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FillContainer
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else
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FitContent
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}
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( { state | selected = id }
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, Cmd.none
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)
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-- INTERNAL
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type alias Id =
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String
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ChangeOptions newOptions ->
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( { state | optionsControl = newOptions }
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, Cmd.none
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)
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@ -55,7 +55,7 @@ init =
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, clickableTextExampleState = Examples.ClickableText.init assets
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, checkboxExampleState = Examples.Checkbox.init
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, dropdownState = Examples.Dropdown.init
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, segmentedControlState = Examples.SegmentedControl.init
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, segmentedControlState = Examples.SegmentedControl.init assets
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, selectState = Examples.Select.init
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, tableExampleState = Examples.Table.init
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, textAreaExampleState = TextAreaExample.init
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