From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../firefoxview/fxview-category-navigation.mjs     | 149 +++++++++++++++++++++
 1 file changed, 149 insertions(+)
 create mode 100644 browser/components/firefoxview/fxview-category-navigation.mjs

(limited to 'browser/components/firefoxview/fxview-category-navigation.mjs')

diff --git a/browser/components/firefoxview/fxview-category-navigation.mjs b/browser/components/firefoxview/fxview-category-navigation.mjs
new file mode 100644
index 0000000000..a8ac6838f8
--- /dev/null
+++ b/browser/components/firefoxview/fxview-category-navigation.mjs
@@ -0,0 +1,149 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import { html } from "chrome://global/content/vendor/lit.all.mjs";
+import { MozLitElement } from "chrome://global/content/lit-utils.mjs";
+
+export default class FxviewCategoryNavigation extends MozLitElement {
+  // Use a relative URL in storybook to get faster reloads on style changes.
+  static stylesheetUrl = window.IS_STORYBOOK
+    ? "./fxview-category-navigation.css"
+    : "chrome://browser/content/firefoxview/fxview-category-navigation.css";
+
+  static properties = {
+    currentCategory: { type: String },
+  };
+
+  static queries = {
+    categoryButtonsSlot: "slot[name=category-button]",
+  };
+
+  get categoryButtons() {
+    return this.categoryButtonsSlot
+      .assignedNodes()
+      .filter(node => !node.hidden);
+  }
+
+  onChangeCategory(e) {
+    this.currentCategory = e.target.name;
+  }
+
+  handleFocus(e) {
+    if (e.key == "ArrowDown" || e.key == "ArrowRight") {
+      e.preventDefault();
+      this.focusNextCategory();
+    } else if (e.key == "ArrowUp" || e.key == "ArrowLeft") {
+      e.preventDefault();
+      this.focusPreviousCategory();
+    }
+  }
+
+  focusPreviousCategory() {
+    let categoryButtons = this.categoryButtons;
+    let currentIndex = categoryButtons.findIndex(b => b.selected);
+    let prev = categoryButtons[currentIndex - 1];
+    if (prev) {
+      prev.activate();
+      prev.focus();
+    }
+  }
+
+  focusNextCategory() {
+    let categoryButtons = this.categoryButtons;
+    let currentIndex = categoryButtons.findIndex(b => b.selected);
+    let next = categoryButtons[currentIndex + 1];
+    if (next) {
+      next.activate();
+      next.focus();
+    }
+  }
+
+  render() {
+    return html`
+      <link rel="stylesheet" href=${this.constructor.stylesheetUrl} />
+      <nav>
+        <div class="category-nav-header">
+          <slot name="category-nav-header"></slot>
+        </div>
+        <div
+          class="category-nav-buttons"
+          role="tablist"
+          aria-orientation="vertical"
+        >
+          <slot
+            name="category-button"
+            @change-category=${this.onChangeCategory}
+            @keydown=${this.handleFocus}
+          ></slot>
+        </div>
+        <div class="category-nav-footer">
+          <slot name="category-nav-footer"></slot>
+        </div>
+      </nav>
+    `;
+  }
+
+  updated() {
+    let categorySelected = false;
+    let assignedCategories = this.categoryButtons;
+    for (let button of assignedCategories) {
+      button.selected = button.name == this.currentCategory;
+      categorySelected = categorySelected || button.selected;
+    }
+    if (!categorySelected && assignedCategories.length) {
+      // Current category has no matching category, reset to the first category.
+      assignedCategories[0].activate();
+    }
+  }
+}
+customElements.define("fxview-category-navigation", FxviewCategoryNavigation);
+
+export class FxviewCategoryButton extends MozLitElement {
+  // Use a relative URL in storybook to get faster reloads on style changes.
+  static stylesheetUrl = window.IS_STORYBOOK
+    ? "./fxview-category-button.css"
+    : "chrome://browser/content/firefoxview/fxview-category-button.css";
+
+  static properties = {
+    selected: { type: Boolean },
+  };
+
+  static queries = {
+    buttonEl: "button",
+  };
+
+  connectedCallback() {
+    super.connectedCallback();
+    this.setAttribute("role", "tab");
+  }
+
+  get name() {
+    return this.getAttribute("name");
+  }
+
+  activate() {
+    this.dispatchEvent(
+      new CustomEvent("change-category", {
+        bubbles: true,
+        composed: true,
+      })
+    );
+  }
+
+  render() {
+    return html`
+      <link rel="stylesheet" href=${this.constructor.stylesheetUrl} />
+      <button tabindex="-1" ?selected=${this.selected} @click=${this.activate}>
+        <span class="category-icon" part="icon"></span>
+        <slot></slot>
+      </button>
+    `;
+  }
+
+  updated() {
+    this.setAttribute("aria-selected", this.selected);
+    this.setAttribute("tabindex", this.selected ? 0 : -1);
+  }
+}
+customElements.define("fxview-category-button", FxviewCategoryButton);
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