Merge "[Refactor] Split MenuDropdown.less for modern and legacy"

resources/common/common.less

@@ -15,7 +15,7 @@
 	@import './components/Indicators.less';
 	@import './components/SiteNotice.less';
 	@import './components/Menu.less';
-	@import './components/MenuDropdown.less';
+	@import './components/MenuDropdownCheckbox.less';
 	@import './components/MenuPortal.less';
 	@import './components/SearchBox.less';
 	@import './components/SidebarLogo.less';

resources/common/components/MenuDropdown.less

@@ -1,130 +0,0 @@
-@import '../variables.less';
-@import 'mediawiki.mixins.less';
-
-/**
- * Targets:
- * - language variants, Actions menus
- * - more menu, user menu
- * - ULS button in sticky header
- */
-.emptyPortlet .vector-menu-heading,
-.vector-menu-dropdown .vector-menu-heading,
-.mw-interlanguage-selector {
-	display: flex;
-	color: @color-base--subtle;
-
-	&:after {
-		content: '';
-		background: url( images/arrow-down.svg ) 100% 50% no-repeat;
-		width: unit( 16 / @font-size-tabs / @font-size-browser, em );
-		height: unit( 16 / @font-size-tabs / @font-size-browser, em );
-		// Modify the color of the image from the default #202122 to approx. #404244 to match the text.
-		opacity: 0.84;
-	}
-
-	&:hover,
-	&:focus {
-		color: @color-base;
-
-		&:after {
-			opacity: 1;
-		}
-	}
-}
-
-.vector-menu-dropdown {
-	direction: ltr;
-	float: left;
-	cursor: pointer;
-	position: relative;
-
-	// The menu itself.
-	.vector-menu-content {
-		background-color: @background-color-base;
-		list-style: none;
-		line-height: 1.125em;
-		// Match the width of the dropdown "heading" (the tab)
-		min-width: 100%;
-		position: absolute;
-		top: 100%;
-		left: -@border-width-base;
-		margin: 0;
-		border: @border-width-base @border-style-base @border-color-base;
-		padding: 0;
-		box-shadow: 0 1px 1px 0 rgba( 0, 0, 0, 0.1 );
-		text-align: left;
-		opacity: 0;
-		visibility: hidden;
-		transition-property: opacity;
-		transition-duration: @transition-duration-base;
-		z-index: @z-index-menu;
-	}
-
-	// Hide and show menu content based off checked status.
-	.vector-menu-checkbox:checked ~ .vector-menu-content {
-		opacity: 1;
-		visibility: visible;
-	}
-
-	ul {
-		// display list style images introduced in typography.less.
-		list-style: none;
-	}
-
-	li {
-		padding: 0;
-		margin: 0;
-		text-align: left;
-		line-height: 1em;
-
-		a {
-			padding: 0.625em;
-			color: @color-link;
-			display: block;
-			white-space: nowrap;
-			cursor: pointer;
-		}
-	}
-
-	.selected a,
-	.selected a:visited {
-		color: @color-link-selected;
-		text-decoration: none;
-	}
-}
-
-// Invisible checkbox covering the dropdown menu handle
-.vector-menu-checkbox {
-	cursor: pointer;
-	position: absolute;
-	top: 0;
-	left: 0;
-	z-index: @z-index-menu-checkbox;
-	opacity: 0;
-	width: 100%;
-	height: 100%;
-	margin: 0;
-	padding: 0;
-	// Hide the checkbox completely in browsers that don't support :checked
-	display: none;
-
-	:not( :checked ) > & {
-		// When the browser supports :checked, display it
-		display: block;
-	}
-}
-
-.vector-menu-dropdown-noicon {
-	.vector-menu-heading {
-		// `padding-top` needs to scale with font-size.
-		padding: 1.25em 8px 6px;
-		font-weight: normal;
-	}
-
-	// Add focus state to legacy menu dropdown buttons (i.e. p-variants, p-cactions)
-	.vector-menu-checkbox:focus + .vector-menu-heading {
-		// Simulate browser focus ring
-		outline: dotted 1px; // Firefox style
-		outline: auto -webkit-focus-ring-color; // Webkit style
-	}
-}

resources/common/components/MenuDropdownCheckbox.less

@@ -0,0 +1,93 @@
+@import '../variables.less';
+
+/**
+ * Common styles responsible for hiding/showing the Vector dropdown.
+ */
+
+/**
+ * Vector Dropdown. Contains the dropdown label, checkbox, and
+ * dropdown content.
+ */
+.vector-menu-dropdown {
+	cursor: pointer;
+	position: relative;
+
+	// Dropdown menu container. Hidden by default until checkbox is checked.
+	.vector-menu-content {
+		position: absolute;
+		top: 100%;
+		left: -@border-width-base;
+		opacity: 0;
+		visibility: hidden;
+		// The menu content should not be narrower than the menu button.
+		min-width: 100%;
+		margin: 0;
+		padding: 0;
+		z-index: @z-index-menu;
+	}
+
+	// Dropdown <ul> element.
+	.vector-menu-content-list {
+		list-style: none;
+	}
+
+	// dropdown list items.
+	.mw-list-item {
+		padding: 0;
+		margin: 0;
+
+		a {
+			// displays all links in a single column.
+			display: block;
+			white-space: nowrap;
+			cursor: pointer;
+		}
+	}
+
+	.selected a,
+	.selected a:visited {
+		color: @color-link-selected;
+		text-decoration: none;
+	}
+}
+
+/**
+ * Invisible checkbox covering the dropdown menu handle.
+ */
+.vector-menu-checkbox {
+	cursor: pointer;
+	position: absolute;
+	top: 0;
+	left: 0;
+	z-index: @z-index-menu-checkbox;
+	opacity: 0;
+	width: 100%;
+	height: 100%;
+	margin: 0;
+	padding: 0;
+	// Hide the checkbox completely in browsers that don't support :checked
+	display: none;
+
+	// Hide and show menu content based off checked status.
+	&:checked ~ .vector-menu-content {
+		opacity: 1;
+		visibility: visible;
+	}
+
+	:not( :checked ) > & {
+		// When the browser supports :checked, display it
+		display: block;
+	}
+
+	// flips the chevron so it points up when the dropdown is open.
+	&:checked + .vector-menu-heading:after {
+		transform: scaleY( -1 );
+	}
+
+	// Add focus state to menu dropdown buttons (i.e. #p-variants, #p-cactions)
+	&:focus + .vector-menu-heading {
+		// Simulate browser focus ring
+		outline: dotted 1px; // Firefox style
+		outline: auto -webkit-focus-ring-color; // Webkit style
+	}
+}

resources/common/mixins.less

@@ -0,0 +1,11 @@
+/**
+ * Less mixins shared between both legacy and Vector 2022.
+ */
+
+// Defines the arrow beside dropdown headings.
+.mixin-vector-menu-heading-arrow() {
+	content: '';
+	background: url( ../common/images/arrow-down.svg ) 100% 50% no-repeat;
+	width: unit( 16 / @font-size-tabs / @font-size-browser, em );
+	height: unit( 16 / @font-size-tabs / @font-size-browser, em );
+}

resources/skins.vector.styles.legacy/components/MenuDropdown.less

@@ -1,56 +1,81 @@
 @import '../../common/variables.less';
 @import 'mediawiki.mixins.less';
+@import '../../common/mixins.less';
 
-// Extends the common MenuDropdown, but allows it to be opened via hover.
+/**
+ * Dropdown menus that only appear in the tab bar in legacy Vector.
+ */
+.vector-menu-dropdown {
+	direction: ltr;
+	float: left;
+	cursor: pointer;
+	position: relative;
+	line-height: 1.125em;
 
-.vector-menu-dropdown:not( .vector-user-menu ) {
+	// menu label with chevron icon.
+	.vector-menu-heading {
+		display: flex;
+		color: @color-base--subtle;
+		font-size: @font-size-tabs;
+		// Tab separator: Outer end (right in LTR) border of "Actions" menu.
+		background-position: right bottom;
+		margin: 0 -@border-width-base 0 0;
+		// `padding-top` needs to scale with font-size.
+		padding: 1.25em 8px 6px;
+		font-weight: normal;
+
+		&:after {
+			.mixin-vector-menu-heading-arrow();
+			// Modify the color of the image from the default #202122 to approx. #404244 to match the text.
+			opacity: 0.84;
+		}
+
+		&:hover,
+		&:focus {
+			color: @color-base;
+
+			&:after {
+				opacity: 1;
+			}
+		}
+	}
+
+	/**
+	 * Dropdown container.
+	 */
+	.vector-menu-content {
+		line-height: 1.125em;
+		background-color: @background-color-base;
+		border: @border-width-base @border-style-base @border-color-base;
+		border-top-width: 0;
+		box-shadow: 0 1px 1px 0 rgba( 0, 0, 0, 0.1 );
+		transition-property: opacity;
+		transition-duration: @transition-duration-base;
+	}
+
+	// Open the dropdown container via hover.
 	&:hover .vector-menu-content {
 		opacity: 1;
 		visibility: visible;
 	}
-}
 
-.vector-menu-checkbox {
+	.mw-list-item {
-	&:checked + .vector-menu-heading:after {
+		text-align: left;
-		transform: scaleY( -1 );
+		line-height: 1em;
-	}
-}
 
-.vector-menu-dropdown {
-	line-height: 1.125em;
-
-	li {
 		a:not( .mw-ui-icon ) {
 			font-size: @font-size-tabs;
 		}
 
 		a {
-			// Historic value.
+			padding: 0.625em;
-			padding: unit( ( 8.125px / @font-size-browser ), em );
+			color: @color-link;
+		}
+
+		&.selected a,
+		&.selected a:visited {
+			color: @color-link-selected;
+			text-decoration: none;
 		}
 	}
-
-	.vector-menu-heading {
-		background-image: linear-gradient( to bottom, rgba( 167, 215, 249, 0 ) 0, @border-color-content 100% );
-		background-repeat: no-repeat;
-		// Contain gradient to 1px × 100% size and draw from top to bottom-left or -right corner.
-		background-size: @border-width-base 100%;
-		background-position: right bottom;
-		height: 100%;
-	}
-
-	.vector-menu-content {
-		border-top-width: 0;
-	}
-}
-
-.vector-menu-dropdown-noicon .vector-menu-heading {
-	font-size: @font-size-tabs;
-}
-
-#mw-head .vector-menu-dropdown .vector-menu-heading {
-	// Tab separator: Outer end (right in LTR) border of "Actions" menu.
-	background-position: right bottom;
-	margin: 0 -@border-width-base 0 0;
-	float: left;
 }

resources/skins.vector.styles.legacy/components/MenuTabs.less

@@ -100,21 +100,3 @@
 	// Tab separator: Outer end (right in LTR) border of "Actions" menu.
 	background-position: right bottom;
 }
-
-.vector-menu-dropdown-noicon {
-	.vector-menu-heading {
-		// `padding-top` needs to scale with font-size.
-		padding-top: 1.25em;
-		padding-left: 8px;
-		padding-right: 8px;
-		font-size: @font-size-tabs;
-		font-weight: normal;
-	}
-
-	// Add focus state to legacy menu dropdown buttons (i.e. p-variants, p-cactions)
-	.vector-menu-checkbox:focus + .vector-menu-heading {
-		// Simulate browser focus ring
-		outline: dotted 1px; // Firefox style
-		outline: auto -webkit-focus-ring-color; // Webkit style
-	}
-}

resources/skins.vector.styles/components/MenuDropdown.less

@@ -0,0 +1,57 @@
+@import '../../common/variables.less';
+@import '../../common/mixins.less';
+@import 'mediawiki.mixins.less';
+
+/**
+ * Targets all dropdown labels.
+ * - language variants, Actions menus
+ * - more menu, user menu
+ * - ULS button in sticky header
+ */
+.emptyPortlet .vector-menu-heading,
+.vector-menu-dropdown .vector-menu-heading,
+.mw-interlanguage-selector {
+	display: flex;
+	color: @color-base--subtle;
+
+	&:after {
+		.mixin-vector-menu-heading-arrow();
+		// Modify the color of the image from the default #202122 to approx. #404244 to match the text.
+		opacity: 0.84;
+	}
+
+	&:hover,
+	&:focus {
+		color: @color-base;
+
+		&:after {
+			opacity: 1;
+		}
+	}
+}
+
+/**
+ * Dropdown container
+ */
+.vector-menu-dropdown {
+	.vector-menu-content {
+		background-color: @background-color-base;
+		border: @border-width-base @border-style-base @border-color-base;
+		box-shadow: 0 1px 1px 0 rgba( 0, 0, 0, 0.1 );
+		transition-property: opacity;
+		transition-duration: @transition-duration-base;
+		line-height: 1.125em;
+	}
+
+	.mw-list-item {
+		a {
+			color: @color-link;
+		}
+
+		&.selected a,
+		&.selected a:visited {
+			color: @color-link-selected;
+			text-decoration: none;
+		}
+	}
+}

resources/skins.vector.styles/components/MenuTabs.less

@@ -59,3 +59,10 @@
 		box-sizing: border-box;
 	}
 }
+
+// Applies only to dropdowns inside the article toolbar.
+.mw-article-toolbar-container .vector-menu-dropdown {
+	.mw-list-item {
+		padding: 0.625em;
+	}
+}

resources/skins.vector.styles/skin.less

@@ -18,6 +18,7 @@
 	@import './components/LanguageButton.less';
 	@import './components/UserLinks.less';
 	@import './components/Header.less';
+	@import './components/MenuDropdown.less';
 	@import './components/MenuTabs.less';
 	@import './components/StickyHeader.less';
 	@import './components/TabWatchstarLink.less';

stories/MenuDropdown.stories.js

@@ -1,5 +1,5 @@
 import mustache from 'mustache';
-import '../resources/skins.vector.styles/MenuDropdown.less';
+import '../resources/skins.vector.styles/components/MenuDropdown.less';
 import { vectorMenuTemplate, moreData, variantsData } from './MenuDropdown.stories.data';
 
 export default {