gecko-dev/widget/nsDragServiceProxy.cpp

89 строки
3.1 KiB
C++
Исходник Обычный вид История

/* -*- Mode: C++; tab-width: 4; 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 "nsDragServiceProxy.h"
#include "nsIDocument.h"
#include "nsISupportsPrimitives.h"
#include "mozilla/dom/TabChild.h"
#include "mozilla/gfx/2D.h"
#include "mozilla/UniquePtr.h"
#include "mozilla/Unused.h"
#include "nsContentUtils.h"
using mozilla::ipc::Shmem;
using mozilla::dom::TabChild;
using mozilla::dom::OptionalShmem;
NS_IMPL_ISUPPORTS_INHERITED0(nsDragServiceProxy, nsBaseDragService)
nsDragServiceProxy::nsDragServiceProxy()
{
}
nsDragServiceProxy::~nsDragServiceProxy()
{
}
nsresult
nsDragServiceProxy::InvokeDragSessionImpl(nsIArray* aArrayTransferables,
nsIScriptableRegion* aRegion,
uint32_t aActionType)
{
nsCOMPtr<nsIDocument> doc = do_QueryInterface(mSourceDocument);
NS_ENSURE_STATE(doc->GetDocShell());
TabChild* child = TabChild::GetFrom(doc->GetDocShell());
NS_ENSURE_STATE(child);
nsTArray<mozilla::dom::IPCDataTransfer> dataTransfers;
nsContentUtils::TransferablesToIPCTransferables(aArrayTransferables,
dataTransfers,
false,
child->Manager(),
nullptr);
LayoutDeviceIntRect dragRect;
if (mHasImage || mSelection) {
nsPresContext* pc;
Bug 1207245 - part 6 - rename nsRefPtr<T> to RefPtr<T>; r=ehsan; a=Tomcat The bulk of this commit was generated with a script, executed at the top level of a typical source code checkout. The only non-machine-generated part was modifying MFBT's moz.build to reflect the new naming. CLOSED TREE makes big refactorings like this a piece of cake. # The main substitution. find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \ xargs perl -p -i -e ' s/nsRefPtr\.h/RefPtr\.h/g; # handle includes s/nsRefPtr ?</RefPtr</g; # handle declarations and variables ' # Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h. perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h # Handle nsRefPtr.h itself, a couple places that define constructors # from nsRefPtr, and code generators specially. We do this here, rather # than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename # things like nsRefPtrHashtable. perl -p -i -e 's/nsRefPtr/RefPtr/g' \ mfbt/nsRefPtr.h \ xpcom/glue/nsCOMPtr.h \ xpcom/base/OwningNonNull.h \ ipc/ipdl/ipdl/lower.py \ ipc/ipdl/ipdl/builtin.py \ dom/bindings/Codegen.py \ python/lldbutils/lldbutils/utils.py # In our indiscriminate substitution above, we renamed # nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up. find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \ xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g' if [ -d .git ]; then git mv mfbt/nsRefPtr.h mfbt/RefPtr.h else hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h fi --HG-- rename : mfbt/nsRefPtr.h => mfbt/RefPtr.h
2015-10-18 08:24:48 +03:00
RefPtr<mozilla::gfx::SourceSurface> surface;
DrawDrag(mSourceNode, aRegion, mScreenPosition, &dragRect, &surface, &pc);
if (surface) {
Bug 1207245 - part 6 - rename nsRefPtr<T> to RefPtr<T>; r=ehsan; a=Tomcat The bulk of this commit was generated with a script, executed at the top level of a typical source code checkout. The only non-machine-generated part was modifying MFBT's moz.build to reflect the new naming. CLOSED TREE makes big refactorings like this a piece of cake. # The main substitution. find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \ xargs perl -p -i -e ' s/nsRefPtr\.h/RefPtr\.h/g; # handle includes s/nsRefPtr ?</RefPtr</g; # handle declarations and variables ' # Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h. perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h # Handle nsRefPtr.h itself, a couple places that define constructors # from nsRefPtr, and code generators specially. We do this here, rather # than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename # things like nsRefPtrHashtable. perl -p -i -e 's/nsRefPtr/RefPtr/g' \ mfbt/nsRefPtr.h \ xpcom/glue/nsCOMPtr.h \ xpcom/base/OwningNonNull.h \ ipc/ipdl/ipdl/lower.py \ ipc/ipdl/ipdl/builtin.py \ dom/bindings/Codegen.py \ python/lldbutils/lldbutils/utils.py # In our indiscriminate substitution above, we renamed # nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up. find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \ xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g' if [ -d .git ]; then git mv mfbt/nsRefPtr.h mfbt/RefPtr.h else hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h fi --HG-- rename : mfbt/nsRefPtr.h => mfbt/RefPtr.h
2015-10-18 08:24:48 +03:00
RefPtr<mozilla::gfx::DataSourceSurface> dataSurface =
surface->GetDataSurface();
if (dataSurface) {
size_t length;
int32_t stride;
Maybe<Shmem> maybeShm = nsContentUtils::GetSurfaceData(dataSurface,
&length,
&stride,
child);
if (maybeShm.isNothing()) {
return NS_ERROR_FAILURE;
}
auto surfaceData = maybeShm.value();
// Save the surface data to shared memory.
if (!surfaceData.IsReadable() || !surfaceData.get<char>()) {
NS_WARNING("Failed to create shared memory for drag session.");
return NS_ERROR_FAILURE;
}
mozilla::Unused <<
child->SendInvokeDragSession(dataTransfers, aActionType, surfaceData,
stride, static_cast<uint8_t>(dataSurface->GetFormat()),
dragRect);
StartDragSession();
return NS_OK;
}
}
}
mozilla::Unused << child->SendInvokeDragSession(dataTransfers, aActionType,
mozilla::void_t(), 0, 0, dragRect);
StartDragSession();
return NS_OK;
}