1 files changed, 68 insertions, 0 deletions
diff --git a/dom/events/TextEvent.cpp b/dom/events/TextEvent.cpp
new file mode 100644
index 0000000000..95ed15f8e2
--- /dev/null
+++ b/dom/events/TextEvent.cpp
@@ -0,0 +1,68 @@
+/* -*- 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 "mozilla/BasePrincipal.h"  // for nsIPrincipal::IsSystemPrincipal()
+#include "mozilla/EventForwards.h"
+#include "mozilla/TextEvents.h"
+#include "mozilla/dom/DataTransfer.h"
+#include "mozilla/dom/TextEvent.h"
+#include "nsGlobalWindowInner.h"
+#include "nsIPrincipal.h"
+#include "nsPresContext.h"
+
+namespace mozilla::dom {
+
+TextEvent::TextEvent(EventTarget* aOwner, nsPresContext* aPresContext,
+                     InternalLegacyTextEvent* aEvent)
+    : UIEvent(aOwner, aPresContext,
+              aEvent
+                  ? aEvent
+                  : new InternalLegacyTextEvent(false, eVoidEvent, nullptr)) {
+  NS_ASSERTION(mEvent->mClass == eLegacyTextEventClass, "event type mismatch");
+  mEventIsInternal = !aEvent;
+}
+
+void TextEvent::InitTextEvent(const nsAString& typeArg, bool canBubbleArg,
+                              bool cancelableArg, nsGlobalWindowInner* viewArg,
+                              const nsAString& dataArg) {
+  if (NS_WARN_IF(mEvent->mFlags.mIsBeingDispatched)) {
+    return;
+  }
+
+  UIEvent::InitUIEvent(typeArg, canBubbleArg, cancelableArg, viewArg, 0);
+
+  static_cast<InternalLegacyTextEvent*>(mEvent)->mData = dataArg;
+}
+
+void TextEvent::GetData(nsAString& aData,
+                        nsIPrincipal& aSubjectPrincipal) const {
+  InternalLegacyTextEvent* textEvent = mEvent->AsLegacyTextEvent();
+  MOZ_ASSERT(textEvent);
+  if (mEvent->IsTrusted() && !aSubjectPrincipal.IsSystemPrincipal() &&
+      !StaticPrefs::dom_event_clipboardevents_enabled() &&
+      ExposesClipboardDataOrDataTransfer(textEvent->mInputType)) {
+    aData.Truncate();
+    return;
+  }
+  if (!textEvent->mDataTransfer) {
+    aData = textEvent->mData;
+    return;
+  }
+  textEvent->mDataTransfer->GetData(u"text/plain"_ns, aData, aSubjectPrincipal,
+                                    IgnoreErrors());
+}
+
+}  // namespace mozilla::dom
+
+using namespace mozilla;
+using namespace mozilla::dom;
+
+already_AddRefed<TextEvent> NS_NewDOMTextEvent(
+    EventTarget* aOwner, nsPresContext* aPresContext,
+    InternalLegacyTextEvent* aEvent) {
+  RefPtr<TextEvent> it = new TextEvent(aOwner, aPresContext, aEvent);
+  return it.forget();
+}