Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 100 insertions, 0 deletions

diff --git a/accessible/windows/msaa/DocAccessibleWrap.cpp b/accessible/windows/msaa/DocAccessibleWrap.cpp
new file mode 100644
index 0000000000..e7ca74ce1a
--- /dev/null
+++ b/accessible/windows/msaa/DocAccessibleWrap.cpp
@@ -0,0 +1,100 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=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 "DocAccessibleWrap.h"
+
+#include "Compatibility.h"
+#include "mozilla/PresShell.h"
+#include "mozilla/dom/BrowsingContext.h"
+#include "mozilla/dom/Document.h"
+#include "DocAccessibleChild.h"
+#include "nsWinUtils.h"
+#include "RootAccessible.h"
+#include "sdnDocAccessible.h"
+#include "Statistics.h"
+
+using namespace mozilla;
+using namespace mozilla::a11y;
+
+////////////////////////////////////////////////////////////////////////////////
+// DocAccessibleWrap
+////////////////////////////////////////////////////////////////////////////////
+
+DocAccessibleWrap::DocAccessibleWrap(dom::Document* aDocument,
+                                     PresShell* aPresShell)
+    : DocAccessible(aDocument, aPresShell), mHWND(nullptr) {}
+
+DocAccessibleWrap::~DocAccessibleWrap() {}
+
+////////////////////////////////////////////////////////////////////////////////
+// LocalAccessible
+
+void DocAccessibleWrap::Shutdown() {
+  // Do window emulation specific shutdown if emulation was started.
+  if (nsWinUtils::IsWindowEmulationStarted()) {
+    // Destroy window created for root document.
+    if (mDocFlags & eTopLevelContentDocInProcess) {
+      MOZ_ASSERT(XRE_IsParentProcess());
+      HWND hWnd = static_cast<HWND>(mHWND);
+      ::RemovePropW(hWnd, kPropNameDocAcc);
+      ::DestroyWindow(hWnd);
+    }
+
+    mHWND = nullptr;
+  }
+
+  DocAccessible::Shutdown();
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// DocAccessible public
+
+void* DocAccessibleWrap::GetNativeWindow() const {
+  if (mHWND) {
+    return mHWND;
+  }
+  return DocAccessible::GetNativeWindow();
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// DocAccessible protected
+
+void DocAccessibleWrap::DoInitialUpdate() {
+  DocAccessible::DoInitialUpdate();
+
+  if (nsWinUtils::IsWindowEmulationStarted()) {
+    // Create window for tab document.
+    if (mDocFlags & eTopLevelContentDocInProcess) {
+      MOZ_ASSERT(XRE_IsParentProcess());
+      a11y::RootAccessible* rootDocument = RootAccessible();
+      bool isActive = true;
+      LayoutDeviceIntRect rect(CW_USEDEFAULT, CW_USEDEFAULT, 0, 0);
+      if (Compatibility::IsDolphin()) {
+        rect = Bounds();
+        LayoutDeviceIntRect rootRect = rootDocument->Bounds();
+        rect.MoveToX(rootRect.X() - rect.X());
+        rect.MoveByY(-rootRect.Y());
+
+        auto* bc = mDocumentNode->GetBrowsingContext();
+        isActive = bc && bc->IsActive();
+      }
+
+      RefPtr<DocAccessibleWrap> self(this);
+      nsWinUtils::NativeWindowCreateProc onCreate([self](HWND aHwnd) -> void {
+        ::SetPropW(aHwnd, kPropNameDocAcc,
+                   reinterpret_cast<HANDLE>(self.get()));
+      });
+
+      HWND parentWnd = reinterpret_cast<HWND>(rootDocument->GetNativeWindow());
+      mHWND = nsWinUtils::CreateNativeWindow(
+          kClassNameTabContent, parentWnd, rect.X(), rect.Y(), rect.Width(),
+          rect.Height(), isActive, &onCreate);
+    } else {
+      DocAccessible* parentDocument = ParentDocument();
+      if (parentDocument) mHWND = parentDocument->GetNativeWindow();
+    }
+  }
+}