mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-11 16:32:59 +00:00
77 lines
2.7 KiB
C++
77 lines
2.7 KiB
C++
/* -*- 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"
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED0(nsDragServiceProxy, nsBaseDragService)
|
|
|
|
nsDragServiceProxy::nsDragServiceProxy()
|
|
{
|
|
}
|
|
|
|
nsDragServiceProxy::~nsDragServiceProxy()
|
|
{
|
|
}
|
|
|
|
nsresult
|
|
nsDragServiceProxy::InvokeDragSessionImpl(nsISupportsArray* aArrayTransferables,
|
|
nsIScriptableRegion* aRegion,
|
|
uint32_t aActionType)
|
|
{
|
|
nsCOMPtr<nsIDocument> doc = do_QueryInterface(mSourceDocument);
|
|
NS_ENSURE_STATE(doc->GetDocShell());
|
|
mozilla::dom::TabChild* child =
|
|
mozilla::dom::TabChild::GetFrom(doc->GetDocShell());
|
|
NS_ENSURE_STATE(child);
|
|
nsTArray<mozilla::dom::IPCDataTransfer> dataTransfers;
|
|
nsContentUtils::TransferablesToIPCTransferables(aArrayTransferables,
|
|
dataTransfers,
|
|
false,
|
|
child->Manager(),
|
|
nullptr);
|
|
|
|
if (mHasImage || mSelection) {
|
|
nsIntRect dragRect;
|
|
nsPresContext* pc;
|
|
RefPtr<mozilla::gfx::SourceSurface> surface;
|
|
DrawDrag(mSourceNode, aRegion, mScreenX, mScreenY,
|
|
&dragRect, &surface, &pc);
|
|
|
|
if (surface) {
|
|
RefPtr<mozilla::gfx::DataSourceSurface> dataSurface =
|
|
surface->GetDataSurface();
|
|
mozilla::gfx::IntSize size = dataSurface->GetSize();
|
|
|
|
size_t length;
|
|
int32_t stride;
|
|
mozilla::UniquePtr<char[]> surfaceData =
|
|
nsContentUtils::GetSurfaceData(dataSurface, &length, &stride);
|
|
nsDependentCString dragImage(surfaceData.get(), length);
|
|
|
|
mozilla::Unused <<
|
|
child->SendInvokeDragSession(dataTransfers, aActionType, dragImage,
|
|
size.width, size.height, stride,
|
|
static_cast<uint8_t>(dataSurface->GetFormat()),
|
|
dragRect.x, dragRect.y);
|
|
StartDragSession();
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
mozilla::Unused << child->SendInvokeDragSession(dataTransfers, aActionType,
|
|
nsCString(),
|
|
0, 0, 0, 0, 0, 0);
|
|
StartDragSession();
|
|
return NS_OK;
|
|
}
|