mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-08 05:52:32 +00:00
52edf921c1
This converts |nsITransferable.flavorsTransferableCanExport| and |nsITransferable.flavorsTransferableCanImport| to return a |nsIArray|. |nsIFormatConverter.getInputDataFlavors| and |nsIFormatConverter.getOutputDataFlavors| are updated as well.
170 lines
5.4 KiB
C++
170 lines
5.4 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 = false;
|
|
aTransferable->GetIsPrivateData(&isPrivateData);
|
|
nsCOMPtr<nsIPrincipal> requestingPrincipal;
|
|
aTransferable->GetRequestingPrincipal(getter_AddRefs(requestingPrincipal));
|
|
child->SendSetClipboard(ipcDataTransfer, isPrivateData,
|
|
IPC::Principal(requestingPrincipal), aWhichClipboard);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboardProxy::GetData(nsITransferable *aTransferable, int32_t aWhichClipboard)
|
|
{
|
|
nsTArray<nsCString> types;
|
|
|
|
nsCOMPtr<nsIArray> flavorList;
|
|
aTransferable->FlavorsTransferableCanImport(getter_AddRefs(flavorList));
|
|
if (flavorList) {
|
|
uint32_t flavorCount = 0;
|
|
flavorList->GetLength(&flavorCount);
|
|
for (uint32_t j = 0; j < flavorCount; ++j) {
|
|
nsCOMPtr<nsISupportsCString> flavor = do_QueryElementAt(flavorList, j);
|
|
if (flavor) {
|
|
nsAutoCString flavorStr;
|
|
flavor->GetData(flavorStr);
|
|
if (flavorStr.Length()) {
|
|
types.AppendElement(flavorStr);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
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);
|
|
|
|
nsString data = item.data().get_nsString();
|
|
rv = dataWrapper->SetData(data);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = aTransferable->SetTransferData(item.flavor().get(), dataWrapper,
|
|
data.Length() * sizeof(char16_t));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
} else if (item.data().type() == IPCDataTransferData::TShmem) {
|
|
// If this is an image, convert it into an nsIInputStream.
|
|
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),
|
|
nsDependentCString(data.get<char>(), data.Size<char>()));
|
|
|
|
rv = aTransferable->SetTransferData(flavor.get(), stream, sizeof(nsISupports*));
|
|
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(nsDependentCString(data.get<char>(), data.Size<char>()));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = aTransferable->SetTransferData(item.flavor().get(), dataWrapper,
|
|
data.Size<char>());
|
|
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 char **aFlavorList,
|
|
uint32_t aLength, int32_t aWhichClipboard,
|
|
bool *aHasType)
|
|
{
|
|
*aHasType = false;
|
|
|
|
nsTArray<nsCString> types;
|
|
nsCString* t = types.AppendElements(aLength);
|
|
for (uint32_t j = 0; j < aLength; ++j) {
|
|
t[j].Rebind(aFlavorList[j], nsCharTraits<char>::length(aFlavorList[j]));
|
|
}
|
|
|
|
ContentChild::GetSingleton()->SendClipboardHasType(types, 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;
|
|
}
|