Add m-esr52 at 52.6.0

1 files changed, 147 insertions, 0 deletions

diff --git a/accessible/windows/msaa/Platform.cpp b/accessible/windows/msaa/Platform.cpp
new file mode 100644
index 0000000000..dc6acd3ad6
--- /dev/null
+++ b/accessible/windows/msaa/Platform.cpp
@@ -0,0 +1,147 @@
+/* -*- 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 "Platform.h"
+
+#include "AccEvent.h"
+#include "Compatibility.h"
+#include "HyperTextAccessibleWrap.h"
+#include "ia2AccessibleText.h"
+#include "nsIXULRuntime.h"
+#include "nsWinUtils.h"
+#include "mozilla/a11y/ProxyAccessible.h"
+#include "mozilla/mscom/InterceptorLog.h"
+#include "mozilla/mscom/Registration.h"
+#include "mozilla/StaticPtr.h"
+#include "ProxyWrappers.h"
+
+using namespace mozilla;
+using namespace mozilla::a11y;
+using namespace mozilla::mscom;
+
+static StaticAutoPtr<RegisteredProxy> gRegProxy;
+static StaticAutoPtr<RegisteredProxy> gRegAccTlb;
+static StaticAutoPtr<RegisteredProxy> gRegMiscTlb;
+
+void
+a11y::PlatformInit()
+{
+  Compatibility::Init();
+
+  nsWinUtils::MaybeStartWindowEmulation();
+  ia2AccessibleText::InitTextChangeData();
+  if (BrowserTabsRemoteAutostart()) {
+    mscom::InterceptorLog::Init();
+    UniquePtr<RegisteredProxy> regProxy(
+        mscom::RegisterProxy(L"ia2marshal.dll"));
+    gRegProxy = regProxy.release();
+    UniquePtr<RegisteredProxy> regAccTlb(
+        mscom::RegisterTypelib(L"oleacc.dll",
+                               RegistrationFlags::eUseSystemDirectory));
+    gRegAccTlb = regAccTlb.release();
+    UniquePtr<RegisteredProxy> regMiscTlb(
+        mscom::RegisterTypelib(L"Accessible.tlb"));
+    gRegMiscTlb = regMiscTlb.release();
+  }
+}
+
+void
+a11y::PlatformShutdown()
+{
+  ::DestroyCaret();
+
+  nsWinUtils::ShutdownWindowEmulation();
+  gRegProxy = nullptr;
+  gRegAccTlb = nullptr;
+  gRegMiscTlb = nullptr;
+}
+
+void
+a11y::ProxyCreated(ProxyAccessible* aProxy, uint32_t aInterfaces)
+{
+  AccessibleWrap* wrapper = nullptr;
+  if (aInterfaces & Interfaces::DOCUMENT) {
+    wrapper = new DocProxyAccessibleWrap(aProxy);
+  } else if (aInterfaces & Interfaces::HYPERTEXT) {
+    wrapper = new HyperTextProxyAccessibleWrap(aProxy);
+  } else {
+    wrapper = new ProxyAccessibleWrap(aProxy);
+  }
+
+  wrapper->SetProxyInterfaces(aInterfaces);
+  wrapper->AddRef();
+  aProxy->SetWrapper(reinterpret_cast<uintptr_t>(wrapper));
+}
+
+void
+a11y::ProxyDestroyed(ProxyAccessible* aProxy)
+{
+  AccessibleWrap* wrapper =
+    reinterpret_cast<AccessibleWrap*>(aProxy->GetWrapper());
+  MOZ_ASSERT(wrapper);
+  if (!wrapper)
+    return;
+
+  wrapper->Shutdown();
+  aProxy->SetWrapper(0);
+  wrapper->Release();
+}
+
+void
+a11y::ProxyEvent(ProxyAccessible* aTarget, uint32_t aEventType)
+{
+  AccessibleWrap::FireWinEvent(WrapperFor(aTarget), aEventType);
+}
+
+void
+a11y::ProxyStateChangeEvent(ProxyAccessible* aTarget, uint64_t, bool)
+{
+  AccessibleWrap::FireWinEvent(WrapperFor(aTarget),
+                               nsIAccessibleEvent::EVENT_STATE_CHANGE);
+}
+
+void
+a11y::ProxyCaretMoveEvent(ProxyAccessible* aTarget, int32_t aOffset)
+{
+  AccessibleWrap::FireWinEvent(WrapperFor(aTarget),
+                               nsIAccessibleEvent::EVENT_TEXT_CARET_MOVED);
+}
+
+void
+a11y::ProxyTextChangeEvent(ProxyAccessible* aText, const nsString& aStr,
+                           int32_t aStart, uint32_t aLen, bool aInsert, bool)
+{
+  AccessibleWrap* wrapper = WrapperFor(aText);
+  MOZ_ASSERT(wrapper);
+  if (!wrapper) {
+    return;
+  }
+
+  auto text = static_cast<HyperTextAccessibleWrap*>(wrapper->AsHyperText());
+  if (text) {
+    ia2AccessibleText::UpdateTextChangeData(text, aInsert, aStr, aStart, aLen);
+  }
+
+  uint32_t eventType = aInsert ? nsIAccessibleEvent::EVENT_TEXT_INSERTED :
+    nsIAccessibleEvent::EVENT_TEXT_REMOVED;
+  AccessibleWrap::FireWinEvent(wrapper, eventType);
+}
+
+void
+a11y::ProxyShowHideEvent(ProxyAccessible* aTarget, ProxyAccessible*, bool aInsert, bool)
+{
+  uint32_t event = aInsert ? nsIAccessibleEvent::EVENT_SHOW :
+    nsIAccessibleEvent::EVENT_HIDE;
+  AccessibleWrap* wrapper = WrapperFor(aTarget);
+  AccessibleWrap::FireWinEvent(wrapper, event);
+}
+
+void
+a11y::ProxySelectionEvent(ProxyAccessible* aTarget, ProxyAccessible*, uint32_t aType)
+{
+  AccessibleWrap* wrapper = WrapperFor(aTarget);
+  AccessibleWrap::FireWinEvent(wrapper, aType);
+}