From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 accessible/ipc/DocAccessibleChildBase.h | 87 +++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 accessible/ipc/DocAccessibleChildBase.h

(limited to 'accessible/ipc/DocAccessibleChildBase.h')

diff --git a/accessible/ipc/DocAccessibleChildBase.h b/accessible/ipc/DocAccessibleChildBase.h
new file mode 100644
index 0000000000..70beefc41f
--- /dev/null
+++ b/accessible/ipc/DocAccessibleChildBase.h
@@ -0,0 +1,87 @@
+/* -*- 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/. */
+
+#ifndef mozilla_a11y_DocAccessibleChildBase_h
+#define mozilla_a11y_DocAccessibleChildBase_h
+
+#include "mozilla/a11y/DocAccessible.h"
+#include "mozilla/a11y/PDocAccessibleChild.h"
+#include "mozilla/Unused.h"
+#include "nsISupportsImpl.h"
+
+namespace mozilla {
+namespace a11y {
+
+class Accessible;
+class AccShowEvent;
+
+class DocAccessibleChildBase : public PDocAccessibleChild {
+ public:
+  explicit DocAccessibleChildBase(DocAccessible* aDoc)
+      : mDoc(aDoc), mIsRemoteConstructed(false) {
+    MOZ_COUNT_CTOR(DocAccessibleChildBase);
+  }
+
+  ~DocAccessibleChildBase() {
+    // Shutdown() should have been called, but maybe it isn't if the process is
+    // killed?
+    MOZ_ASSERT(!mDoc);
+    if (mDoc) {
+      mDoc->SetIPCDoc(nullptr);
+    }
+
+    MOZ_COUNT_DTOR(DocAccessibleChildBase);
+  }
+
+  virtual void Shutdown() {
+    DetachDocument();
+    SendShutdown();
+  }
+
+  /**
+   * Serializes a shown tree and sends it to the chrome process.
+   */
+  void InsertIntoIpcTree(Accessible* aParent, Accessible* aChild,
+                         uint32_t aIdxInParent);
+  void ShowEvent(AccShowEvent* aShowEvent);
+
+  virtual void ActorDestroy(ActorDestroyReason) override {
+    if (!mDoc) {
+      return;
+    }
+
+    mDoc->SetIPCDoc(nullptr);
+    mDoc = nullptr;
+  }
+
+ protected:
+  static uint32_t InterfacesFor(Accessible* aAcc);
+  static void SerializeTree(Accessible* aRoot, nsTArray<AccessibleData>& aTree);
+
+  virtual void MaybeSendShowEvent(ShowEventData& aData, bool aFromUser) {
+    Unused << SendShowEvent(aData, aFromUser);
+  }
+
+  void DetachDocument() {
+    if (mDoc) {
+      mDoc->SetIPCDoc(nullptr);
+      mDoc = nullptr;
+    }
+  }
+
+  bool IsConstructedInParentProcess() const { return mIsRemoteConstructed; }
+  void SetConstructedInParentProcess() { mIsRemoteConstructed = true; }
+
+  DocAccessible* mDoc;
+  bool mIsRemoteConstructed;
+
+  friend void DocAccessible::DoInitialUpdate();
+};
+
+}  // namespace a11y
+}  // namespace mozilla
+
+#endif  // mozilla_a11y_DocAccessibleChildBase_h
-- 
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