forked from mirrors/gecko-dev
		
	
		
			
				
	
	
		
			116 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
	
		
			3.6 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/ClipboardWriteRequestParent.h"
 | |
| 
 | |
| #include "mozilla/dom/ContentParent.h"
 | |
| #include "mozilla/net/CookieJarSettings.h"
 | |
| #include "nsComponentManagerUtils.h"
 | |
| #include "nsIClipboard.h"
 | |
| #include "nsITransferable.h"
 | |
| #include "nsWidgetsCID.h"
 | |
| 
 | |
| static NS_DEFINE_CID(kCClipboardCID, NS_CLIPBOARD_CID);
 | |
| 
 | |
| using mozilla::dom::ContentParent;
 | |
| using mozilla::ipc::IPCResult;
 | |
| 
 | |
| namespace mozilla {
 | |
| 
 | |
| NS_IMPL_ISUPPORTS(ClipboardWriteRequestParent, nsIAsyncClipboardRequestCallback)
 | |
| 
 | |
| ClipboardWriteRequestParent::ClipboardWriteRequestParent(
 | |
|     ContentParent* aManager)
 | |
|     : mManager(aManager) {}
 | |
| 
 | |
| ClipboardWriteRequestParent::~ClipboardWriteRequestParent() = default;
 | |
| 
 | |
| nsresult ClipboardWriteRequestParent::Init(
 | |
|     const int32_t& aClipboardType,
 | |
|     mozilla::dom::WindowContext* aSettingWindowContext) {
 | |
|   nsCOMPtr<nsIClipboard> clipboard(do_GetService(kCClipboardCID));
 | |
|   if (!clipboard) {
 | |
|     Unused << PClipboardWriteRequestParent::Send__delete__(this,
 | |
|                                                            NS_ERROR_FAILURE);
 | |
|     return NS_ERROR_FAILURE;
 | |
|   }
 | |
| 
 | |
|   nsresult rv =
 | |
|       clipboard->AsyncSetData(aClipboardType, aSettingWindowContext, this,
 | |
|                               getter_AddRefs(mAsyncSetClipboardData));
 | |
|   if (NS_FAILED(rv)) {
 | |
|     Unused << PClipboardWriteRequestParent::Send__delete__(this, rv);
 | |
|     return rv;
 | |
|   }
 | |
| 
 | |
|   return NS_OK;
 | |
| }
 | |
| 
 | |
| NS_IMETHODIMP ClipboardWriteRequestParent::OnComplete(nsresult aResult) {
 | |
|   nsCOMPtr<nsIAsyncSetClipboardData> clipboardData =
 | |
|       std::move(mAsyncSetClipboardData);
 | |
|   if (clipboardData) {
 | |
|     Unused << PClipboardWriteRequestParent::Send__delete__(this, aResult);
 | |
|   }
 | |
|   return NS_OK;
 | |
| }
 | |
| 
 | |
| IPCResult ClipboardWriteRequestParent::RecvSetData(
 | |
|     const IPCTransferable& aTransferable) {
 | |
|   if (!mManager->ValidatePrincipal(
 | |
|           aTransferable.dataPrincipal(),
 | |
|           {ContentParent::ValidatePrincipalOptions::AllowNullPtr,
 | |
|            ContentParent::ValidatePrincipalOptions::AllowExpanded,
 | |
|            ContentParent::ValidatePrincipalOptions::AllowSystem})) {
 | |
|     ContentParent::LogAndAssertFailedPrincipalValidationInfo(
 | |
|         aTransferable.dataPrincipal(), __func__);
 | |
|   }
 | |
| 
 | |
|   if (!mAsyncSetClipboardData) {
 | |
|     return IPC_OK();
 | |
|   }
 | |
| 
 | |
|   nsresult rv = NS_ERROR_FAILURE;
 | |
|   nsCOMPtr<nsITransferable> trans =
 | |
|       do_CreateInstance("@mozilla.org/widget/transferable;1", &rv);
 | |
|   if (NS_FAILED(rv)) {
 | |
|     mAsyncSetClipboardData->Abort(rv);
 | |
|     return IPC_OK();
 | |
|   }
 | |
| 
 | |
|   trans->Init(nullptr);
 | |
|   rv = nsContentUtils::IPCTransferableToTransferable(
 | |
|       aTransferable, true /* aAddDataFlavor */, trans,
 | |
|       true /* aFilterUnknownFlavors */);
 | |
|   if (NS_FAILED(rv)) {
 | |
|     mAsyncSetClipboardData->Abort(rv);
 | |
|     return IPC_OK();
 | |
|   }
 | |
| 
 | |
|   mAsyncSetClipboardData->SetData(trans, nullptr);
 | |
|   return IPC_OK();
 | |
| }
 | |
| 
 | |
| IPCResult ClipboardWriteRequestParent::Recv__delete__(nsresult aReason) {
 | |
| #ifndef FUZZING_SNAPSHOT
 | |
|   MOZ_DIAGNOSTIC_ASSERT(NS_FAILED(aReason));
 | |
| #endif
 | |
|   nsCOMPtr<nsIAsyncSetClipboardData> clipboardData =
 | |
|       std::move(mAsyncSetClipboardData);
 | |
|   if (clipboardData) {
 | |
|     clipboardData->Abort(aReason);
 | |
|   }
 | |
|   return IPC_OK();
 | |
| }
 | |
| 
 | |
| void ClipboardWriteRequestParent::ActorDestroy(ActorDestroyReason aReason) {
 | |
|   nsCOMPtr<nsIAsyncSetClipboardData> clipboardData =
 | |
|       std::move(mAsyncSetClipboardData);
 | |
|   if (clipboardData) {
 | |
|     clipboardData->Abort(NS_ERROR_ABORT);
 | |
|   }
 | |
| }
 | |
| 
 | |
| }  // namespace mozilla
 | 
