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>
---
 .../unifiedtoolbar/content/search-bar.mjs          | 121 +++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 comm/mail/components/unifiedtoolbar/content/search-bar.mjs

(limited to 'comm/mail/components/unifiedtoolbar/content/search-bar.mjs')

diff --git a/comm/mail/components/unifiedtoolbar/content/search-bar.mjs b/comm/mail/components/unifiedtoolbar/content/search-bar.mjs
new file mode 100644
index 0000000000..a450f7349f
--- /dev/null
+++ b/comm/mail/components/unifiedtoolbar/content/search-bar.mjs
@@ -0,0 +1,121 @@
+/* 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/. */
+
+/**
+ * Search input with customizable search button and placeholder.
+ * Attributes:
+ * - label: Search field label for accessibility tree.
+ * - disabled: When present, disable the search field and button.
+ * Slots in template (#searchBarTemplate):
+ * - placeholder: Content displayed as placeholder. When not provided, the value
+ *   of the label attribute is shown as placeholder.
+ * - button: Content displayed on the search button.
+ *
+ * @emits search: Event when a search should be executed. detail holds the
+ *  search term.
+ * @emits autocomplte: Auto complete update. detail holds the current search
+ *  term.
+ */
+export class SearchBar extends HTMLElement {
+  static get observedAttributes() {
+    return ["label", "disabled"];
+  }
+
+  /**
+   * Reference to the input field in the form.
+   *
+   * @type {?HTMLInputElement}
+   */
+  #input = null;
+
+  /**
+   * Reference to the search button in the form.
+   *
+   * @type {?HTMLButtonElement}
+   */
+  #button = null;
+
+  #onSubmit = event => {
+    event.preventDefault();
+    if (!this.#input.value) {
+      return;
+    }
+
+    const searchEvent = new CustomEvent("search", {
+      detail: this.#input.value,
+      cancelable: true,
+    });
+    if (this.dispatchEvent(searchEvent)) {
+      this.reset();
+    }
+  };
+
+  #onInput = () => {
+    const autocompleteEvent = new CustomEvent("autocomplete", {
+      detail: this.#input.value,
+    });
+    this.dispatchEvent(autocompleteEvent);
+  };
+
+  connectedCallback() {
+    if (this.shadowRoot) {
+      return;
+    }
+
+    const shadowRoot = this.attachShadow({ mode: "open" });
+
+    const template = document
+      .getElementById("searchBarTemplate")
+      .content.cloneNode(true);
+    this.#input = template.querySelector("input");
+    this.#button = template.querySelector("button");
+
+    template.querySelector("form").addEventListener("submit", this.#onSubmit, {
+      passive: false,
+    });
+
+    this.#input.setAttribute("aria-label", this.getAttribute("label"));
+    template.querySelector("slot[name=placeholder]").textContent =
+      this.getAttribute("label");
+    this.#input.addEventListener("input", this.#onInput);
+
+    const styles = document.createElement("link");
+    styles.setAttribute("rel", "stylesheet");
+    styles.setAttribute(
+      "href",
+      "chrome://messenger/skin/shared/search-bar.css"
+    );
+    shadowRoot.append(styles, template);
+  }
+
+  attributeChangedCallback(attributeName, oldValue, newValue) {
+    if (!this.#input) {
+      return;
+    }
+    switch (attributeName) {
+      case "label":
+        this.#input.setAttribute("aria-label", newValue);
+        this.shadowRoot.querySelector("slot[name=placeholder]").textContent =
+          newValue;
+        break;
+      case "disabled": {
+        const isDisabled = this.hasAttribute("disabled");
+        this.#input.disabled = isDisabled;
+        this.#button.disabled = isDisabled;
+      }
+    }
+  }
+
+  focus() {
+    this.#input.focus();
+  }
+
+  /**
+   * Reset the search bar to its empty state.
+   */
+  reset() {
+    this.#input.value = "";
+  }
+}
+customElements.define("search-bar", SearchBar);
-- 
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