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>
---
 .../customizableui/SearchWidgetTracker.sys.mjs     | 118 +++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 browser/components/customizableui/SearchWidgetTracker.sys.mjs

(limited to 'browser/components/customizableui/SearchWidgetTracker.sys.mjs')

diff --git a/browser/components/customizableui/SearchWidgetTracker.sys.mjs b/browser/components/customizableui/SearchWidgetTracker.sys.mjs
new file mode 100644
index 0000000000..64d7720349
--- /dev/null
+++ b/browser/components/customizableui/SearchWidgetTracker.sys.mjs
@@ -0,0 +1,118 @@
+/* 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/. */
+
+/*
+ * Keeps the "browser.search.widget.inNavBar" preference synchronized,
+ * and ensures persisted widths are updated if the search bar is removed.
+ */
+
+import { AppConstants } from "resource://gre/modules/AppConstants.sys.mjs";
+import { CustomizableUI } from "resource:///modules/CustomizableUI.sys.mjs";
+
+const lazy = {};
+
+ChromeUtils.defineModuleGetter(
+  lazy,
+  "BrowserUsageTelemetry",
+  "resource:///modules/BrowserUsageTelemetry.jsm"
+);
+
+const WIDGET_ID = "search-container";
+const PREF_NAME = "browser.search.widget.inNavBar";
+
+export const SearchWidgetTracker = {
+  init() {
+    this.onWidgetReset = this.onWidgetUndoMove = node => {
+      if (node.id == WIDGET_ID) {
+        this.syncPreferenceWithWidget();
+        this.removePersistedWidths();
+      }
+    };
+    CustomizableUI.addListener(this);
+    Services.prefs.addObserver(PREF_NAME, () =>
+      this.syncWidgetWithPreference()
+    );
+  },
+
+  onWidgetAdded(widgetId, area) {
+    if (widgetId == WIDGET_ID && area == CustomizableUI.AREA_NAVBAR) {
+      this.syncPreferenceWithWidget();
+    }
+  },
+
+  onWidgetRemoved(aWidgetId, aArea) {
+    if (aWidgetId == WIDGET_ID && aArea == CustomizableUI.AREA_NAVBAR) {
+      this.syncPreferenceWithWidget();
+      this.removePersistedWidths();
+    }
+  },
+
+  onAreaNodeRegistered(aArea) {
+    // The placement of the widget always takes priority, and the preference
+    // should always match the actual placement when the browser starts up - i.e.
+    // once the navigation bar has been registered.
+    if (aArea == CustomizableUI.AREA_NAVBAR) {
+      this.syncPreferenceWithWidget();
+    }
+  },
+
+  onCustomizeEnd() {
+    // onWidgetUndoMove does not fire when the search container is moved back to
+    // the customization palette as a result of an undo, so we sync again here.
+    this.syncPreferenceWithWidget();
+  },
+
+  syncPreferenceWithWidget() {
+    Services.prefs.setBoolPref(PREF_NAME, this.widgetIsInNavBar);
+  },
+
+  syncWidgetWithPreference() {
+    let newValue = Services.prefs.getBoolPref(PREF_NAME);
+    if (newValue == this.widgetIsInNavBar) {
+      return;
+    }
+
+    if (newValue) {
+      // The URL bar widget is always present in the navigation toolbar, so we
+      // can simply read its position to place the search bar right after it.
+      CustomizableUI.addWidgetToArea(
+        WIDGET_ID,
+        CustomizableUI.AREA_NAVBAR,
+        CustomizableUI.getPlacementOfWidget("urlbar-container").position + 1
+      );
+      lazy.BrowserUsageTelemetry.recordWidgetChange(
+        WIDGET_ID,
+        CustomizableUI.AREA_NAVBAR,
+        "searchpref"
+      );
+    } else {
+      CustomizableUI.removeWidgetFromArea(WIDGET_ID);
+      lazy.BrowserUsageTelemetry.recordWidgetChange(
+        WIDGET_ID,
+        null,
+        "searchpref"
+      );
+    }
+  },
+
+  removePersistedWidths() {
+    Services.xulStore.removeValue(
+      AppConstants.BROWSER_CHROME_URL,
+      WIDGET_ID,
+      "width"
+    );
+    for (let win of CustomizableUI.windows) {
+      let searchbar =
+        win.document.getElementById(WIDGET_ID) ||
+        win.gNavToolbox.palette.querySelector("#" + WIDGET_ID);
+      searchbar.removeAttribute("width");
+      searchbar.style.removeProperty("width");
+    }
+  },
+
+  get widgetIsInNavBar() {
+    let placement = CustomizableUI.getPlacementOfWidget(WIDGET_ID);
+    return placement?.area == CustomizableUI.AREA_NAVBAR;
+  },
+};
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