[PLAY-1587] Group hover Global Prop

playbook-website/app/javascript/components/MainSidebar/MenuData/GuidelinesNavItems.ts

@@ -63,6 +63,10 @@ export const VisualGuidelinesItems = [
         name: "Hover",
         link: "/visual_guidelines/hover"
     },
+    {
+        name: "Group Hover",
+        link: "/visual_guidelines/group_hover"
+    },
     {
         name: "Text Align",
         link: "/visual_guidelines/text_align"

playbook-website/app/javascript/components/VisualGuidelines/Examples/GroupHover.tsx

@@ -0,0 +1,49 @@
+/* eslint-disable flowtype/no-types-missing-file-annotation */
+
+import React from 'react'
+
+import {
+  Card,
+  Title,
+} from 'playbook-ui'
+
+import Example from '../Templates/Example'
+
+const GroupHoverDescription = () => (
+  <>
+    You can hover over a kit and its children's hover affects will be applied. Check out <a href="https://playbook.powerapp.cloud/visual_guidelines/hover">{"our hover affects here."}</a>
+  </>
+)
+
+const GroupHover = ({ example }: {example: string}) => (
+  <Example
+      backgroundClass='group-hover-class'
+      description={<GroupHoverDescription />}
+      example={example}
+      title="Group Hover"
+  >
+    <Card 
+      cursor="pointer"
+      groupHover
+    >
+      <Title
+          alignSelf="center"
+          groupHover 
+          hover={{ scale: "lg"}}
+          text="If the card is hovered, I'm hovered too!"
+      />
+      <Title
+          alignSelf="center"
+          paddingY="lg"
+          text="I don't have any hover effect on me"
+      />
+      <Title
+          alignSelf="center"
+          hover={{ scale: "lg"}}
+          text="I need to be hovered over directly"
+      />
+    </Card>
+  </Example>
+)
+
+export default GroupHover

playbook-website/app/javascript/components/VisualGuidelines/index.tsx

@@ -18,6 +18,7 @@ import Cursor from "../VisualGuidelines/Examples/Cursor";
 import FlexBox from "../VisualGuidelines/Examples/FlexBox";
 import Position from "../VisualGuidelines/Examples/Position";
 import Hover from "../VisualGuidelines/Examples/Hover";
+import GroupHover from "../VisualGuidelines/Examples/GroupHover";
 import TextAlign from "../VisualGuidelines/Examples/TextAlign";
 import Overflow from "./Examples/Overflow";
 import Truncate from "./Examples/Truncate";
@@ -82,6 +83,8 @@ const VisualGuidelines = ({
         return <VerticalAlign example={examples.vertical_align_jsx}/>;
       case "hover":
         return <Hover example={examples.hover_jsx}/>;
+      case "group_hover":
+        return <GroupHover example={examples.group_hover_jsx}/>;
       case "text_align":
         return <TextAlign example={examples.text_align_jsx} />
       case "overflow":

playbook-website/app/views/pages/code_snippets/group_hover_jsx.txt

@@ -0,0 +1,21 @@
+<Card 
+  cursor="pointer"
+  groupHover
+>
+  <Title
+      alignSelf="center"
+      groupHover 
+      hover={{ scale: "lg"}}
+      text="If the card is hovered, I'm hovered too!"
+  />
+  <Title
+      alignSelf="center"
+      paddingY="lg"
+      text="I don't have any hover effect on me"
+  />
+  <Title
+      alignSelf="center"
+      hover={{ scale: "lg"}}
+      text="I need to be hovered over directly"
+  />
+</Card>

playbook/app/pb_kits/playbook/utilities/_hover.scss

@@ -1,51 +1,54 @@
 @import "../tokens/exports/scale.module";
 
-@mixin hover-color-classes($colors-list) {
-    @each $name, $color in $colors-list {
-      .hover_background_#{"" + $name}:hover {
-        background-color: $color !important;
-        transition: background-color $transition-speed ease;
-      }
-      .hover_color_#{"" + $name}:hover {
-        color: $color !important;
-        transition: color $transition-speed ease;
-      }
+@mixin hover-scale-classes($scales-list) {
+  @each $name, $scale in $scales-list {
+    .hover_#{"" + $name}:hover,
+    .group_hover:hover .group_hover.hover_#{"" + $name} {
+      transform: $scale;
+      transition: transform $transition-speed ease;
     }
   }
-
-  @mixin hover-shadow-classes($shadows-list) {
-    @each $name, $shadow in $shadows-list {
-      .hover_#{"" + $name}:hover {
-        box-shadow: $shadow;
-        transition: box-shadow $transition-speed ease;
-      }
+}
+
+@mixin hover-shadow-classes($shadows-list) {
+  @each $name, $shadow in $shadows-list {
+    .hover_#{"" + $name}:hover,
+    .group_hover:hover .group_hover.hover_#{"" + $name} {
+      box-shadow: $shadow;
+      transition: box-shadow $transition-speed ease;
     }
   }
-
-  @mixin hover-scale-classes($scales-list) {
-    @each $name, $scale in $scales-list {
-      .hover_#{"" + $name}:hover {
-        transform: $scale;
-        transition: transform $transition-speed ease;
-      }
+}
+
+@mixin hover-color-classes($colors-list) {
+  @each $name, $color in $colors-list {
+    .hover_background_#{"" + $name}:hover,
+    .group_hover:hover .group_hover.hover_background_#{"" + $name} {
+      background-color: $color !important;
+      transition: background-color $transition-speed ease;
+    }
+    .hover_color_#{"" + $name}:hover,
+    .group_hover:hover .group_hover.hover_color_#{"" + $name} {
+      color: $color !important;
+      transition: color $transition-speed ease;
     }
   }
-  
-  
-  @include hover-scale-classes($scales);
-  @include hover-shadow-classes($box_shadows);
-  @include hover-color-classes($product_colors);
-  @include hover-color-classes($status_colors);
-  @include hover-color-classes($data_colors);
-  @include hover-color-classes($shadow_colors);
-  @include hover-color-classes($colors);
-  @include hover-color-classes($interface_colors);
-  @include hover-color-classes($main_colors);
-  @include hover-color-classes($background_colors);
-  @include hover-color-classes($card_colors);
-  @include hover-color-classes($active_colors);
-  @include hover-color-classes($action_colors);
-  @include hover-color-classes($hover_colors);
-  @include hover-color-classes($border_colors);
-  @include hover-color-classes($text_colors);
-  @include hover-color-classes($category_colors);
+}
+
+@include hover-scale-classes($scales);
+@include hover-shadow-classes($box_shadows);
+@include hover-color-classes($product_colors);
+@include hover-color-classes($status_colors);
+@include hover-color-classes($data_colors);
+@include hover-color-classes($shadow_colors);
+@include hover-color-classes($colors);
+@include hover-color-classes($interface_colors);
+@include hover-color-classes($main_colors);
+@include hover-color-classes($background_colors);
+@include hover-color-classes($card_colors);
+@include hover-color-classes($active_colors);
+@include hover-color-classes($action_colors);
+@include hover-color-classes($hover_colors);
+@include hover-color-classes($border_colors);
+@include hover-color-classes($text_colors);
+@include hover-color-classes($category_colors);

playbook/app/pb_kits/playbook/utilities/globalPropNames.mjs

@@ -4,6 +4,7 @@ export default [
   "right",
   "top",
   "hover",
+  "groupHover",
   "zIndex",
   "verticalAlign",
   "truncate",

playbook/app/pb_kits/playbook/utilities/globalProps.ts

@@ -66,6 +66,10 @@ type Hover = Shadow & {
   scale?: "sm" | "md" | "lg"
 }
 
+type GroupHover  = {
+  groupHover?: boolean,
+}
+
 type JustifyContent = {
   justifyContent?: Alignment & Space
 }
@@ -175,7 +179,7 @@ export type GlobalProps = AlignContent & AlignItems & AlignSelf &
   BorderRadius & Cursor & Dark & Display & DisplaySizes & Flex & FlexDirection &
   FlexGrow & FlexShrink & FlexWrap & JustifyContent & JustifySelf &
   LineHeight & Margin & MinWidth & MaxWidth & NumberSpacing & Order & Overflow & Padding &
-  Position & Shadow & TextAlign & Truncate & VerticalAlign & ZIndex & { hover?: string } & Top & Right & Bottom & Left;
+  Position & Shadow & TextAlign & Truncate & VerticalAlign & ZIndex & GroupHover & { hover?: string } & Top & Right & Bottom & Left;
 
 const getResponsivePropClasses = (prop: {[key: string]: string}, classPrefix: string) => {
   const keys: string[] = Object.keys(prop)
@@ -209,6 +213,7 @@ const filterClassName = (value: string): string => {
 // Prop categories
 const PROP_CATEGORIES: {[key:string]: (props: {[key: string]: any}) => string} = {
 
+  groupHoverProps: ({ groupHover }: GroupHover ) => groupHover ? 'group_hover ' : '',
   hoverProps: ({ hover }: { hover?: Hover }) => {
       let css = '';
       if (!hover) return css;

playbook/lib/playbook/hover.rb

@@ -4,6 +4,7 @@ module Playbook
   module Hover
     def self.included(base)
       base.prop :hover
+      base.prop :group_hover, type: Playbook::Props::Boolean, default: false
     end
 
     def hover_options
@@ -38,7 +39,8 @@ def hover_attributes
 
     def hover_props
       selected_props = hover_options.keys.select { |sk| try(sk) }
-      return nil unless selected_props.present?
+
+      return nil if selected_props.nil? && group_hover.nil?
 
       responsive = selected_props.present? && try(selected_props.first).is_a?(::Hash)
       css = ""
@@ -58,6 +60,7 @@ def hover_props
         end
       end
 
+      css += "group_hover " if group_hover
       css.strip unless css.blank?
     end
   end