fix: fix width breakpoints of SbbMediaMatcherController

src/elements/calendar/calendar.ts

@@ -12,7 +12,11 @@ import { classMap } from 'lit/directives/class-map.js';
 
 import { isArrowKeyOrPageKeysPressed, sbbInputModalityDetector } from '../core/a11y.js';
 import { readConfig } from '../core/config.js';
-import { SbbConnectedAbortController, SbbLanguageController } from '../core/controllers.js';
+import {
+  SbbLanguageController,
+  SbbMediaMatcherController,
+  SbbMediaQueryBreakpointMediumAndAbove,
+} from '../core/controllers.js';
 import type { DateAdapter } from '../core/datetime.js';
 import {
   DAYS_PER_ROW,
@@ -22,7 +26,6 @@ import {
   YEARS_PER_ROW,
 } from '../core/datetime.js';
 import { forceType } from '../core/decorators.js';
-import { isBreakpoint } from '../core/dom.js';
 import { EventEmitter } from '../core/eventing.js';
 import {
   i18nCalendarDateSelection,
@@ -229,11 +232,13 @@ class SbbCalendarElement<T = Date> extends SbbHydrationMixin(LitElement) {
   @state()
   private accessor _initialized = false;
 
-  private _abort = new SbbConnectedAbortController(this);
   private _language = new SbbLanguageController(this).withHandler(() => {
     this._monthNames = this._dateAdapter.getMonthNames('long');
     this._createMonthRows();
   });
+  private _mediaMatcher = new SbbMediaMatcherController(this, {
+    [SbbMediaQueryBreakpointMediumAndAbove]: () => this._init(),
+  });
 
   public constructor() {
     super();
@@ -258,10 +263,6 @@ class SbbCalendarElement<T = Date> extends SbbHydrationMixin(LitElement) {
       this._resetFocus = true;
       this._focusCell();
     };
-    globalThis.window?.addEventListener('resize', () => this._init(), {
-      passive: true,
-      signal: this._abort.signal,
-    });
   }
 
   protected override willUpdate(changedProperties: PropertyValues<this>): void {
@@ -297,7 +298,7 @@ class SbbCalendarElement<T = Date> extends SbbHydrationMixin(LitElement) {
 
   /** Initializes the component. */
   private _init(activeDate?: T): void {
-    //Due to its complexity, the caledar is only initialized on client side
+    // Due to its complexity, the calendar is only initialized on client side
     if (isServer) {
       return;
     } else if (this.hydrationRequired) {
@@ -308,7 +309,8 @@ class SbbCalendarElement<T = Date> extends SbbHydrationMixin(LitElement) {
     if (activeDate) {
       this._assignActiveDate(activeDate);
     }
-    this._wide = isBreakpoint('medium') && this.wide;
+    this._wide =
+      (this._mediaMatcher.matches(SbbMediaQueryBreakpointMediumAndAbove) ?? false) && this.wide;
     this._weeks = this._createWeekRows(this._activeDate);
     this._years = this._createYearRows();
     this._nextMonthWeeks = [[]];

src/elements/core/controllers/media-matchers-controller.ts

@@ -1,12 +1,18 @@
-import { SbbBreakpointMediumMin, SbbBreakpointSmallMax } from '@sbb-esta/lyne-design-tokens';
+import {
+  SbbBreakpointMediumMin,
+  SbbBreakpointSmallMax,
+  SbbTypoScaleDefault,
+} from '@sbb-esta/lyne-design-tokens';
 import { isServer, type ReactiveController, type ReactiveControllerHost } from 'lit';
 
+const pxToRem = (px: number): number => px / SbbTypoScaleDefault;
+
 /* eslint-disable @typescript-eslint/naming-convention */
 export const SbbMediaQueryForcedColors = '(forced-colors: active)';
 export const SbbMediaQueryHover = '(any-hover: hover)';
 export const SbbMediaQueryPointerCoarse = '(pointer: coarse)';
-export const SbbMediaQueryBreakpointMediumAndAbove = `(min-width: ${SbbBreakpointMediumMin})`;
-export const SbbMediaQueryBreakpointSmallAndBelow = `(max-width: ${SbbBreakpointSmallMax})`;
+export const SbbMediaQueryBreakpointMediumAndAbove = `(min-width: ${pxToRem(SbbBreakpointMediumMin)}rem)`;
+export const SbbMediaQueryBreakpointSmallAndBelow = `(max-width: ${pxToRem(SbbBreakpointSmallMax)}rem)`;
 /* eslint-enable @typescript-eslint/naming-convention */
 
 /**

src/elements/core/dom/breakpoint.ts

@@ -9,16 +9,16 @@
  *
  * @param from The breakpoint corresponding to the `min-width` value of the media query (optional).
  * @param to The breakpoint corresponding to the `max-width` value of the media query (optional).
+ * @param properties Whether the max breakpoint should be included
  * @returns A boolean indicating whether the window matches the breakpoint.
  */
 export function isBreakpoint(
   from?: Breakpoint,
   to?: Breakpoint,
   properties?: { includeMaxBreakpoint: boolean },
-): boolean {
+): boolean | null {
   if (isServer) {
-    // TODO: Remove and decide case by case what should be done on consuming end
-    return false;
+    return null;
   }
 
   const computedStyle = getComputedStyle(document.documentElement);

src/elements/dialog/dialog/dialog.ts

@@ -269,7 +269,7 @@
     const hideHeader =
       typeof hideOnScroll === 'boolean'
         ? hideOnScroll
-        : isBreakpoint('zero', hideOnScroll, { includeMaxBreakpoint: true });
+        : (isBreakpoint('zero', hideOnScroll, { includeMaxBreakpoint: true }) ?? false);
     this.toggleAttribute('data-hide-header', !hideHeader ? false : value);
     if (this._dialogTitleElement) {
       this._dialogTitleElement.toggleAttribute('data-hide-header', !hideHeader ? false : value);

src/elements/image/image.ts

@@ -127,9 +127,7 @@ const eventListenerOptions = {
   passive: true,
 };
 
-const pxToRem = (px: number): number => {
-  return px / SbbTypoScaleDefault;
-};
+const pxToRem = (px: number): number => px / SbbTypoScaleDefault;
 
 const breakpointMap: Record<string, number> = {
   'sbb-breakpoint-zero-min': pxToRem(SbbBreakpointZeroMin),

src/elements/menu/menu/menu.ts

@@ -12,10 +12,10 @@ import {
 } from '../../core/a11y.js';
 import { SbbOpenCloseBaseElement } from '../../core/base-elements.js';
 import {
-  SbbMediaQueryBreakpointSmallAndBelow,
   SbbConnectedAbortController,
   SbbInertController,
   SbbMediaMatcherController,
+  SbbMediaQueryBreakpointSmallAndBelow,
 } from '../../core/controllers.js';
 import { forceType } from '../../core/decorators.js';
 import { findReferencedElement, SbbScrollHandler } from '../../core/dom.js';
@@ -124,7 +124,7 @@ class SbbMenuElement extends SbbNamedSlotListMixin<
     this._setMenuPosition();
     this._triggerElement?.setAttribute('aria-expanded', 'true');
 
-    // Starting from breakpoint medium, disable scroll
+    // From zero to medium, disable scroll
     if (this._mediaMatcher.matches(SbbMediaQueryBreakpointSmallAndBelow)) {
       this._scrollHandler.disableScroll();
     }

src/elements/navigation/navigation-section/navigation-section.ts

@@ -247,7 +247,7 @@ class SbbNavigationSectionElement extends SbbUpdateSchedulerMixin(LitElement) {
   }
 
   private _isZeroToLargeBreakpoint(): boolean {
-    return isBreakpoint('zero', 'large');
+    return isBreakpoint('zero', 'large') ?? false;
   }
 
   // Closes the navigation on "Esc" key pressed.