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>
---
 dom/xul/nsXULContentUtils.cpp | 89 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 dom/xul/nsXULContentUtils.cpp

(limited to 'dom/xul/nsXULContentUtils.cpp')

diff --git a/dom/xul/nsXULContentUtils.cpp b/dom/xul/nsXULContentUtils.cpp
new file mode 100644
index 0000000000..109aa1975a
--- /dev/null
+++ b/dom/xul/nsXULContentUtils.cpp
@@ -0,0 +1,89 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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/. */
+
+/*
+
+  A package of routines shared by the XUL content code.
+
+ */
+
+#include "mozilla/ArrayUtils.h"
+#include "mozilla/intl/LocaleService.h"
+#include "mozilla/intl/Collator.h"
+
+#include "nsCOMPtr.h"
+#include "nsComponentManagerUtils.h"
+#include "nsIContent.h"
+#include "mozilla/dom/Document.h"
+#include "mozilla/dom/Element.h"
+#include "nsXULContentUtils.h"
+#include "nsLayoutCID.h"
+#include "nsString.h"
+#include "nsGkAtoms.h"
+
+using namespace mozilla;
+
+//------------------------------------------------------------------------
+
+const mozilla::intl::Collator* nsXULContentUtils::gCollator;
+
+//------------------------------------------------------------------------
+// Constructors n' stuff
+//
+
+nsresult nsXULContentUtils::Finish() {
+  if (gCollator) {
+    delete gCollator;
+    gCollator = nullptr;
+  }
+
+  return NS_OK;
+}
+
+const mozilla::intl::Collator* nsXULContentUtils::GetCollator() {
+  if (!gCollator) {
+    // Lazily initialize the Collator.
+    auto result = mozilla::intl::LocaleService::TryCreateComponent<
+        mozilla::intl::Collator>();
+    if (result.isErr()) {
+      NS_ERROR("couldn't create a mozilla::intl::Collator");
+      return nullptr;
+    }
+
+    auto collator = result.unwrap();
+
+    // Sort in a case-insensitive way, where "base" letters are considered
+    // equal, e.g: a = á, a = A, a ≠ b.
+    mozilla::intl::Collator::Options options{};
+    options.sensitivity = mozilla::intl::Collator::Sensitivity::Base;
+    auto optResult = collator->SetOptions(options);
+    if (optResult.isErr()) {
+      NS_ERROR("couldn't set options for mozilla::intl::Collator");
+      return nullptr;
+    }
+    gCollator = collator.release();
+  }
+
+  return gCollator;
+}
+
+//------------------------------------------------------------------------
+//
+
+nsresult nsXULContentUtils::FindChildByTag(nsIContent* aElement,
+                                           int32_t aNameSpaceID, nsAtom* aTag,
+                                           mozilla::dom::Element** aResult) {
+  for (nsIContent* child = aElement->GetFirstChild(); child;
+       child = child->GetNextSibling()) {
+    if (child->IsElement() && child->NodeInfo()->Equals(aTag, aNameSpaceID)) {
+      NS_ADDREF(*aResult = child->AsElement());
+      return NS_OK;
+    }
+  }
+
+  *aResult = nullptr;
+  return NS_RDF_NO_VALUE;  // not found
+}
-- 
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