From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:22:09 +0200
Subject: Adding upstream version 110.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../aboutwindowsmessages/AboutWindowsMessages.cpp  | 93 ++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 toolkit/components/aboutwindowsmessages/AboutWindowsMessages.cpp

(limited to 'toolkit/components/aboutwindowsmessages/AboutWindowsMessages.cpp')

diff --git a/toolkit/components/aboutwindowsmessages/AboutWindowsMessages.cpp b/toolkit/components/aboutwindowsmessages/AboutWindowsMessages.cpp
new file mode 100644
index 0000000000..4d9f94f593
--- /dev/null
+++ b/toolkit/components/aboutwindowsmessages/AboutWindowsMessages.cpp
@@ -0,0 +1,93 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#include "AboutWindowsMessages.h"
+
+#include "mozilla/ClearOnShutdown.h"
+#include "mozilla/dom/Promise.h"
+#include "mozilla/StaticPtr.h"
+#include "nsThreadUtils.h"
+#include "nsPIDOMWindow.h"
+#include "nsGlobalWindowOuter.h"
+#include "nsServiceManagerUtils.h"
+#include "nsIWindowMediator.h"
+#include "nsIAppWindow.h"
+#include "nsIBaseWindow.h"
+#include "nsDocShellTreeOwner.h"
+#include "mozilla/WidgetUtils.h"
+#include "mozilla/widget/nsWindowLoggedMessages.h"
+
+namespace mozilla {
+
+static StaticRefPtr<AboutWindowsMessages> sSingleton;
+
+NS_IMPL_ISUPPORTS(AboutWindowsMessages, nsIAboutWindowsMessages);
+
+/*static*/
+already_AddRefed<AboutWindowsMessages> AboutWindowsMessages::GetSingleton() {
+  if (!sSingleton) {
+    sSingleton = new AboutWindowsMessages;
+    ClearOnShutdown(&sSingleton);
+  }
+
+  return do_AddRef(sSingleton);
+}
+
+static bool GetWindowTitleFromWindow(const nsCOMPtr<nsPIDOMWindowOuter>& window,
+                                     nsAutoString& title) {
+  nsIDocShell* docShell = window->GetDocShell();
+  if (docShell) {
+    nsCOMPtr<nsIDocShellTreeOwner> parentTreeOwner;
+    docShell->GetTreeOwner(getter_AddRefs(parentTreeOwner));
+    nsCOMPtr<nsIBaseWindow> baseWindow(do_QueryInterface(parentTreeOwner));
+    baseWindow->GetTitle(title);
+    return true;
+  }
+  return false;
+}
+
+NS_IMETHODIMP
+AboutWindowsMessages::GetMessages(mozIDOMWindowProxy* currentWindow,
+                                  nsTArray<nsTArray<nsCString>>& messages,
+                                  nsTArray<nsString>& windowTitles) {
+  messages.Clear();
+  // Display the current window's messages first
+  auto currentWindowOuter = nsPIDOMWindowOuter::From(currentWindow);
+  RefPtr<nsIWidget> currentWidget =
+      widget::WidgetUtils::DOMWindowToWidget(currentWindowOuter);
+  nsAutoString currentWindowTitle;
+  if (GetWindowTitleFromWindow(currentWindowOuter, currentWindowTitle)) {
+    nsTArray<nsCString> windowMessages;
+    widget::GetLatestWindowMessages(currentWidget, windowMessages);
+    windowTitles.AppendElement(currentWindowTitle);
+    messages.EmplaceBack(std::move(windowMessages));
+  }
+  nsCOMPtr<nsIWindowMediator> mediator(
+      do_GetService(NS_WINDOWMEDIATOR_CONTRACTID));
+  nsCOMPtr<nsISimpleEnumerator> windowEnumerator;
+  mediator->GetEnumerator(nullptr, getter_AddRefs(windowEnumerator));
+  if (!windowEnumerator) return NS_ERROR_FAILURE;
+  bool more;
+  while (NS_SUCCEEDED(windowEnumerator->HasMoreElements(&more)) && more) {
+    nsCOMPtr<nsISupports> isupports;
+    if (NS_FAILED(windowEnumerator->GetNext(getter_AddRefs(isupports)))) break;
+    nsCOMPtr<nsPIDOMWindowOuter> window = do_QueryInterface(isupports);
+    NS_ASSERTION(window, "not an nsPIDOMWindowOuter");
+    RefPtr<nsIWidget> windowWidget =
+        widget::WidgetUtils::DOMWindowToWidget(window);
+    if (&*windowWidget != &*currentWidget) {
+      nsAutoString title;
+      if (GetWindowTitleFromWindow(window, title)) {
+        nsTArray<nsCString> windowMessages;
+        widget::GetLatestWindowMessages(windowWidget, windowMessages);
+        windowTitles.AppendElement(title);
+        messages.EmplaceBack(std::move(windowMessages));
+      }
+    }
+  }
+  return NS_OK;
+}
+}  // namespace mozilla
-- 
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