gecko-dev/widget/ClipboardWriteRequestChild.cpp

74 строки
2.2 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/ClipboardWriteRequestChild.h"
#if defined(ACCESSIBILITY) && defined(XP_WIN)
# include "mozilla/a11y/Compatibility.h"
#endif
#include "mozilla/dom/ContentChild.h"
#include "mozilla/net/CookieJarSettings.h"
#include "nsITransferable.h"
namespace mozilla {
NS_IMPL_ISUPPORTS(ClipboardWriteRequestChild, nsIAsyncSetClipboardData)
NS_IMETHODIMP
ClipboardWriteRequestChild::SetData(nsITransferable* aTransferable,
nsIClipboardOwner* aOwner) {
MOZ_ASSERT(aTransferable);
// Callback should be notified if actor is destroyed.
MOZ_ASSERT_IF(!CanSend(), !mIsValid && !mCallback);
if (!mIsValid) {
return NS_ERROR_FAILURE;
}
#if defined(ACCESSIBILITY) && defined(XP_WIN)
a11y::Compatibility::SuppressA11yForClipboardCopy();
#endif
mIsValid = false;
IPCTransferable ipcTransferable;
nsContentUtils::TransferableToIPCTransferable(aTransferable, &ipcTransferable,
false, nullptr);
SendSetData(std::move(ipcTransferable));
return NS_OK;
}
NS_IMETHODIMP ClipboardWriteRequestChild::Abort(nsresult aReason) {
// Callback should be notified if actor is destroyed.
MOZ_ASSERT_IF(!CanSend(), !mIsValid && !mCallback);
if (!mIsValid || !NS_FAILED(aReason)) {
return NS_ERROR_FAILURE;
}
// Need to notify callback first to propagate reason properly.
MaybeNotifyCallback(aReason);
Unused << PClipboardWriteRequestChild::Send__delete__(this, aReason);
return NS_OK;
}
ipc::IPCResult ClipboardWriteRequestChild::Recv__delete__(nsresult aResult) {
MaybeNotifyCallback(aResult);
return IPC_OK();
}
void ClipboardWriteRequestChild::ActorDestroy(ActorDestroyReason aReason) {
MaybeNotifyCallback(NS_ERROR_ABORT);
}
void ClipboardWriteRequestChild::MaybeNotifyCallback(nsresult aResult) {
mIsValid = false;
if (nsCOMPtr<nsIAsyncSetClipboardDataCallback> callback =
mCallback.forget()) {
callback->OnComplete(aResult);
}
}
} // namespace mozilla