зеркало из https://github.com/mozilla/gecko-dev.git
141 строка
4.8 KiB
C++
141 строка
4.8 KiB
C++
/* 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/dom/ContentChild.h"
|
|
#include "mozilla/Unused.h"
|
|
#include "nsArrayUtils.h"
|
|
#include "nsClipboardProxy.h"
|
|
#include "nsISupportsPrimitives.h"
|
|
#include "nsCOMPtr.h"
|
|
#include "nsComponentManagerUtils.h"
|
|
#include "nsXULAppAPI.h"
|
|
#include "nsContentUtils.h"
|
|
#include "nsStringStream.h"
|
|
|
|
using namespace mozilla;
|
|
using namespace mozilla::dom;
|
|
|
|
NS_IMPL_ISUPPORTS(nsClipboardProxy, nsIClipboard, nsIClipboardProxy)
|
|
|
|
nsClipboardProxy::nsClipboardProxy() : mClipboardCaps(false, false) {}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboardProxy::SetData(nsITransferable* aTransferable,
|
|
nsIClipboardOwner* anOwner, int32_t aWhichClipboard) {
|
|
ContentChild* child = ContentChild::GetSingleton();
|
|
|
|
IPCDataTransfer ipcDataTransfer;
|
|
nsContentUtils::TransferableToIPCTransferable(aTransferable, &ipcDataTransfer,
|
|
false, child, nullptr);
|
|
|
|
bool isPrivateData = aTransferable->GetIsPrivateData();
|
|
nsCOMPtr<nsIPrincipal> requestingPrincipal =
|
|
aTransferable->GetRequestingPrincipal();
|
|
nsContentPolicyType contentPolicyType = aTransferable->GetContentPolicyType();
|
|
child->SendSetClipboard(ipcDataTransfer, isPrivateData,
|
|
IPC::Principal(requestingPrincipal),
|
|
contentPolicyType, aWhichClipboard);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboardProxy::GetData(nsITransferable* aTransferable,
|
|
int32_t aWhichClipboard) {
|
|
nsTArray<nsCString> types;
|
|
aTransferable->FlavorsTransferableCanImport(types);
|
|
|
|
nsresult rv;
|
|
IPCDataTransfer dataTransfer;
|
|
ContentChild::GetSingleton()->SendGetClipboard(types, aWhichClipboard,
|
|
&dataTransfer);
|
|
|
|
auto& items = dataTransfer.items();
|
|
for (uint32_t j = 0; j < items.Length(); ++j) {
|
|
const IPCDataTransferItem& item = items[j];
|
|
|
|
if (item.data().type() == IPCDataTransferData::TnsString) {
|
|
nsCOMPtr<nsISupportsString> dataWrapper =
|
|
do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
const nsString& data = item.data().get_nsString();
|
|
rv = dataWrapper->SetData(data);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = aTransferable->SetTransferData(item.flavor().get(), dataWrapper);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
} else if (item.data().type() == IPCDataTransferData::TShmem) {
|
|
// If this is an image, convert it into an nsIInputStream.
|
|
const nsCString& flavor = item.flavor();
|
|
mozilla::ipc::Shmem data = item.data().get_Shmem();
|
|
if (flavor.EqualsLiteral(kJPEGImageMime) ||
|
|
flavor.EqualsLiteral(kJPGImageMime) ||
|
|
flavor.EqualsLiteral(kPNGImageMime) ||
|
|
flavor.EqualsLiteral(kGIFImageMime)) {
|
|
nsCOMPtr<nsIInputStream> stream;
|
|
|
|
NS_NewCStringInputStream(
|
|
getter_AddRefs(stream),
|
|
nsDependentCSubstring(data.get<char>(), data.Size<char>()));
|
|
|
|
rv = aTransferable->SetTransferData(flavor.get(), stream);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
} else if (flavor.EqualsLiteral(kNativeHTMLMime) ||
|
|
flavor.EqualsLiteral(kRTFMime) ||
|
|
flavor.EqualsLiteral(kCustomTypesMime)) {
|
|
nsCOMPtr<nsISupportsCString> dataWrapper =
|
|
do_CreateInstance(NS_SUPPORTS_CSTRING_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = dataWrapper->SetData(
|
|
nsDependentCSubstring(data.get<char>(), data.Size<char>()));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = aTransferable->SetTransferData(item.flavor().get(), dataWrapper);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
mozilla::Unused << ContentChild::GetSingleton()->DeallocShmem(data);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboardProxy::EmptyClipboard(int32_t aWhichClipboard) {
|
|
ContentChild::GetSingleton()->SendEmptyClipboard(aWhichClipboard);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboardProxy::HasDataMatchingFlavors(const nsTArray<nsCString>& aFlavorList,
|
|
int32_t aWhichClipboard,
|
|
bool* aHasType) {
|
|
*aHasType = false;
|
|
|
|
ContentChild::GetSingleton()->SendClipboardHasType(aFlavorList,
|
|
aWhichClipboard, aHasType);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboardProxy::SupportsSelectionClipboard(bool* aIsSupported) {
|
|
*aIsSupported = mClipboardCaps.supportsSelectionClipboard();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboardProxy::SupportsFindClipboard(bool* aIsSupported) {
|
|
*aIsSupported = mClipboardCaps.supportsFindClipboard();
|
|
return NS_OK;
|
|
}
|
|
|
|
void nsClipboardProxy::SetCapabilities(
|
|
const ClipboardCapabilities& aClipboardCaps) {
|
|
mClipboardCaps = aClipboardCaps;
|
|
}
|