mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
3369ca8bb6
find . -type f | grep -v \./obj | grep -v \.hg | xargs sed -i 's/\(^\|[^A-Za-z0-9_]\)gfxImageFormat\(ARGB32\|RGB24\|A8\|A1\|RGB16_565\|Unknown\)\($\|[^A-Za-z0-9_]\)/\1gfxImageFormat::\2\3/g'
559 lines
18 KiB
C++
559 lines
18 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <QApplication>
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#include <QMimeData>
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#include <QString>
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#include <QStringList>
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#include <QByteArray>
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#include <QImage>
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#include <QImageWriter>
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#include <QBuffer>
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#include "mozilla/ArrayUtils.h"
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#include "nsClipboard.h"
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#include "nsISupportsPrimitives.h"
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#include "nsXPIDLString.h"
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#include "nsPrimitiveHelpers.h"
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#include "nsIInputStream.h"
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#include "nsReadableUtils.h"
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#include "nsStringStream.h"
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#include "nsComponentManagerUtils.h"
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#include "imgIContainer.h"
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#include "gfxImageSurface.h"
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using namespace mozilla;
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NS_IMPL_ISUPPORTS1(nsClipboard, nsIClipboard)
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//-------------------------------------------------------------------------
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//
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// nsClipboard constructor
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//
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//-------------------------------------------------------------------------
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nsClipboard::nsClipboard() : nsIClipboard(),
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mSelectionOwner(nullptr),
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mGlobalOwner(nullptr),
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mSelectionTransferable(nullptr),
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mGlobalTransferable(nullptr)
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{
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// No implementation needed
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}
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//-------------------------------------------------------------------------
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//
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// nsClipboard destructor
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//
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//-------------------------------------------------------------------------
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nsClipboard::~nsClipboard()
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{
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}
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static inline QImage::Format
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_gfximage_to_qformat(gfxImageFormat aFormat)
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{
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switch (aFormat) {
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case gfxImageFormat::ARGB32:
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return QImage::Format_ARGB32_Premultiplied;
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case gfxImageFormat::RGB24:
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return QImage::Format_ARGB32;
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case gfxImageFormat::RGB16_565:
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return QImage::Format_RGB16;
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default:
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return QImage::Format_Invalid;
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}
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}
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// nsClipboard::SetNativeClipboardData ie. Copy
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NS_IMETHODIMP
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nsClipboard::SetNativeClipboardData( nsITransferable *aTransferable,
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QClipboard::Mode clipboardMode )
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{
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if (nullptr == aTransferable)
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{
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NS_WARNING("nsClipboard::SetNativeClipboardData(): no transferable!");
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return NS_ERROR_FAILURE;
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}
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// get flavor list that includes all flavors that can be written (including
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// ones obtained through conversion)
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nsCOMPtr<nsISupportsArray> flavorList;
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nsresult rv = aTransferable->FlavorsTransferableCanExport( getter_AddRefs(flavorList) );
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if (NS_FAILED(rv))
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{
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NS_WARNING("nsClipboard::SetNativeClipboardData(): no FlavorsTransferable !");
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return NS_ERROR_FAILURE;
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}
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QClipboard *cb = QApplication::clipboard();
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QMimeData *mimeData = new QMimeData;
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uint32_t flavorCount = 0;
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flavorList->Count(&flavorCount);
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bool imageAdded = false;
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for (uint32_t i = 0; i < flavorCount; ++i)
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{
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nsCOMPtr<nsISupports> genericFlavor;
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flavorList->GetElementAt(i,getter_AddRefs(genericFlavor));
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nsCOMPtr<nsISupportsCString> currentFlavor(do_QueryInterface(genericFlavor));
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if (currentFlavor)
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{
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// flavorStr is the mime type
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nsXPIDLCString flavorStr;
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currentFlavor->ToString(getter_Copies(flavorStr));
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// Clip is the data which will be sent to the clipboard
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nsCOMPtr<nsISupports> clip;
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// len is the length of the data
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uint32_t len;
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// Unicode text?
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if (!strcmp(flavorStr.get(), kUnicodeMime))
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{
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rv = aTransferable->GetTransferData(flavorStr,getter_AddRefs(clip),&len);
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nsCOMPtr<nsISupportsString> wideString;
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wideString = do_QueryInterface(clip);
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if (!wideString || NS_FAILED(rv))
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continue;
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nsAutoString utf16string;
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wideString->GetData(utf16string);
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QString str = QString::fromUtf16(utf16string.get());
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// Add text to the mimeData
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mimeData->setText(str);
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}
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// html?
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else if (!strcmp(flavorStr.get(), kHTMLMime))
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{
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rv = aTransferable->GetTransferData(flavorStr,getter_AddRefs(clip),&len);
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nsCOMPtr<nsISupportsString> wideString;
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wideString = do_QueryInterface(clip);
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if (!wideString || NS_FAILED(rv))
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continue;
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nsAutoString utf16string;
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wideString->GetData(utf16string);
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QString str = QString::fromUtf16(utf16string.get());
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// Add html to the mimeData
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mimeData->setHtml(str);
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}
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// image?
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else if (!imageAdded // image is added only once to the clipboard
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&& (!strcmp(flavorStr.get(), kNativeImageMime)
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|| !strcmp(flavorStr.get(), kPNGImageMime)
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|| !strcmp(flavorStr.get(), kJPEGImageMime)
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|| !strcmp(flavorStr.get(), kJPGImageMime)
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|| !strcmp(flavorStr.get(), kGIFImageMime))
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)
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{
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// Look through our transfer data for the image
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static const char* const imageMimeTypes[] = {
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kNativeImageMime, kPNGImageMime, kJPEGImageMime, kJPGImageMime, kGIFImageMime };
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nsCOMPtr<nsISupportsInterfacePointer> ptrPrimitive;
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for (uint32_t i = 0; !ptrPrimitive && i < ArrayLength(imageMimeTypes); i++)
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{
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aTransferable->GetTransferData(imageMimeTypes[i], getter_AddRefs(clip), &len);
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ptrPrimitive = do_QueryInterface(clip);
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}
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if (!ptrPrimitive)
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continue;
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nsCOMPtr<nsISupports> primitiveData;
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ptrPrimitive->GetData(getter_AddRefs(primitiveData));
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nsCOMPtr<imgIContainer> image(do_QueryInterface(primitiveData));
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if (!image) // Not getting an image for an image mime type!?
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continue;
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nsRefPtr<gfxASurface> surface =
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image->GetFrame(imgIContainer::FRAME_CURRENT,
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imgIContainer::FLAG_SYNC_DECODE);
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if (!surface)
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continue;
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nsRefPtr<gfxImageSurface> frame(surface->GetAsReadableARGB32ImageSurface());
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if (!frame)
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continue;
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QImage qImage(frame->Data(),
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frame->Width(),
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frame->Height(),
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frame->Stride(),
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_gfximage_to_qformat(frame->Format()));
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// Add image to the mimeData
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mimeData->setImageData(qImage);
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imageAdded = true;
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}
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// Other flavors, adding data to clipboard "as is"
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else
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{
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rv = aTransferable->GetTransferData(flavorStr.get(), getter_AddRefs(clip), &len);
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// nothing found?
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if (!clip || NS_FAILED(rv))
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continue;
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void *primitive_data = nullptr;
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nsPrimitiveHelpers::CreateDataFromPrimitive(flavorStr.get(), clip,
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&primitive_data, len);
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if (primitive_data)
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{
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QByteArray data ((const char *)primitive_data, len);
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// Add data to the mimeData
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mimeData->setData(flavorStr.get(), data);
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nsMemory::Free(primitive_data);
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}
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}
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}
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}
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// If we have some mime data, add it to the clipboard
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if(!mimeData->formats().isEmpty())
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cb->setMimeData(mimeData, clipboardMode);
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else
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delete mimeData;
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return NS_OK;
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}
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// nsClipboard::GetNativeClipboardData ie. Paste
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//
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NS_IMETHODIMP
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nsClipboard::GetNativeClipboardData(nsITransferable *aTransferable,
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QClipboard::Mode clipboardMode)
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{
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if (nullptr == aTransferable)
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{
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NS_WARNING("GetNativeClipboardData: Transferable is null!");
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return NS_ERROR_FAILURE;
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}
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// get flavor list that includes all acceptable flavors (including
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// ones obtained through conversion)
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nsCOMPtr<nsISupportsArray> flavorList;
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nsresult errCode = aTransferable->FlavorsTransferableCanImport(
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getter_AddRefs(flavorList));
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if (NS_FAILED(errCode))
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{
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NS_WARNING("nsClipboard::GetNativeClipboardData(): no FlavorsTransferable!");
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return NS_ERROR_FAILURE;
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}
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QClipboard *cb = QApplication::clipboard();
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const QMimeData *mimeData = cb->mimeData(clipboardMode);
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// Walk through flavors and see which flavor matches the one being pasted
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uint32_t flavorCount;
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flavorList->Count(&flavorCount);
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nsAutoCString foundFlavor;
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for (uint32_t i = 0; i < flavorCount; ++i)
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{
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nsCOMPtr<nsISupports> genericFlavor;
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flavorList->GetElementAt(i,getter_AddRefs(genericFlavor));
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nsCOMPtr<nsISupportsCString> currentFlavor(do_QueryInterface( genericFlavor) );
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if (currentFlavor)
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{
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nsXPIDLCString flavorStr;
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currentFlavor->ToString(getter_Copies(flavorStr));
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// Ok, so which flavor the data being pasted could be?
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// Text?
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if (!strcmp(flavorStr.get(), kUnicodeMime) && mimeData->hasText())
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{
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// Clipboard has text and flavor accepts text, so lets
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// handle the data as text
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foundFlavor = nsAutoCString(flavorStr);
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// Get the text data from clipboard
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QString text = mimeData->text();
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const QChar *unicode = text.unicode();
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// Is there a more correct way to get the size in UTF16?
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uint32_t len = (uint32_t) 2*text.size();
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// And then to genericDataWrapper
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nsCOMPtr<nsISupports> genericDataWrapper;
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nsPrimitiveHelpers::CreatePrimitiveForData(
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foundFlavor.get(),
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(void*)unicode,
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len,
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getter_AddRefs(genericDataWrapper));
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// Data is good, set it to the transferable
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aTransferable->SetTransferData(foundFlavor.get(),
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genericDataWrapper,len);
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// And thats all
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break;
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}
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// html?
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if (!strcmp(flavorStr.get(), kHTMLMime) && mimeData->hasHtml())
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{
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// Clipboard has text/html and flavor accepts text/html, so lets
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// handle the data as text/html
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foundFlavor = nsAutoCString(flavorStr);
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// Get the text data from clipboard
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QString html = mimeData->html();
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const QChar *unicode = html.unicode();
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// Is there a more correct way to get the size in UTF16?
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uint32_t len = (uint32_t) 2*html.size();
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// And then to genericDataWrapper
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nsCOMPtr<nsISupports> genericDataWrapper;
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nsPrimitiveHelpers::CreatePrimitiveForData(
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foundFlavor.get(),
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(void*)unicode,
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len,
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getter_AddRefs(genericDataWrapper));
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// Data is good, set it to the transferable
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aTransferable->SetTransferData(foundFlavor.get(),
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genericDataWrapper,len);
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// And thats all
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break;
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}
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// Image?
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if (( !strcmp(flavorStr.get(), kJPEGImageMime)
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|| !strcmp(flavorStr.get(), kJPGImageMime)
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|| !strcmp(flavorStr.get(), kPNGImageMime)
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|| !strcmp(flavorStr.get(), kGIFImageMime))
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&& mimeData->hasImage())
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{
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// Try to retrieve an image from clipboard
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QImage image = cb->image();
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if(image.isNull())
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continue;
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// Lets set the image format
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QByteArray imageFormat;
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if (!strcmp(flavorStr.get(), kJPEGImageMime) || !strcmp(flavorStr.get(), kJPGImageMime))
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imageFormat = "jpeg";
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else if (!strcmp(flavorStr.get(), kPNGImageMime))
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imageFormat = "png";
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else if (!strcmp(flavorStr.get(), kGIFImageMime))
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imageFormat = "gif";
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else
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continue;
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// Write image from clippboard to a QByteArrayBuffer
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QByteArray imageData;
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QBuffer imageBuffer(&imageData);
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QImageWriter imageWriter(&imageBuffer, imageFormat);
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if(!imageWriter.write(image))
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continue;
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// Add the data to inputstream
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nsCOMPtr<nsIInputStream> byteStream;
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NS_NewByteInputStream(getter_AddRefs(byteStream), imageData.constData(),
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imageData.size(), NS_ASSIGNMENT_COPY);
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// Data is good, set it to the transferable
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aTransferable->SetTransferData(flavorStr, byteStream, sizeof(nsIInputStream*));
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imageBuffer.close();
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// And thats all
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break;
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}
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// Other mimetype?
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// Trying to forward the data "as is"
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if(mimeData->hasFormat(flavorStr.get()))
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{
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// get the data from the clipboard
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QByteArray clipboardData = mimeData->data(flavorStr.get());
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// And add it to genericDataWrapper
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nsCOMPtr<nsISupports> genericDataWrapper;
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nsPrimitiveHelpers::CreatePrimitiveForData(
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foundFlavor.get(),
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(void*) clipboardData.data(),
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clipboardData.size(),
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getter_AddRefs(genericDataWrapper));
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// Data is good, set it to the transferable
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aTransferable->SetTransferData(foundFlavor.get(),
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genericDataWrapper,clipboardData.size());
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// And thats all
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break;
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}
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}
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsClipboard::HasDataMatchingFlavors(const char** aFlavorList, uint32_t aLength,
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int32_t aWhichClipboard, bool *_retval)
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{
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*_retval = false;
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if (aWhichClipboard != kGlobalClipboard)
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return NS_OK;
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// Which kind of data in the clipboard
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QClipboard *cb = QApplication::clipboard();
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const QMimeData *mimeData = cb->mimeData();
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const char *flavor=nullptr;
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QStringList formats = mimeData->formats();
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for (uint32_t i = 0; i < aLength; ++i)
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{
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flavor = aFlavorList[i];
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if (flavor)
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{
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QString qflavor(flavor);
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if (strcmp(flavor,kTextMime) == 0)
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{
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NS_WARNING("DO NOT USE THE text/plain DATA FLAVOR ANY MORE. USE text/unicode INSTEAD");
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}
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// QClipboard says it has text/plain, mozilla wants to
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// know if the data is text/unicode -> interpret text/plain to text/unicode
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if (formats.contains(qflavor) ||
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strcmp(flavor, kUnicodeMime) == 0)
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{
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// A match has been found, return'
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*_retval = true;
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break;
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}
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}
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}
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return NS_OK;
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}
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/**
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* Sets the transferable object
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*/
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NS_IMETHODIMP
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nsClipboard::SetData(nsITransferable *aTransferable,
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nsIClipboardOwner *aOwner,
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int32_t aWhichClipboard)
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{
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// See if we can short cut
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if (
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(aWhichClipboard == kGlobalClipboard
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&& aTransferable == mGlobalTransferable.get()
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&& aOwner == mGlobalOwner.get()
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)
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||
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(aWhichClipboard == kSelectionClipboard
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&& aTransferable == mSelectionTransferable.get()
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&& aOwner == mSelectionOwner.get()
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)
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)
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{
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return NS_OK;
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}
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nsresult rv;
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if (!mPrivacyHandler) {
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rv = NS_NewClipboardPrivacyHandler(getter_AddRefs(mPrivacyHandler));
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NS_ENSURE_SUCCESS(rv, rv);
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}
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rv = mPrivacyHandler->PrepareDataForClipboard(aTransferable);
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NS_ENSURE_SUCCESS(rv, rv);
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EmptyClipboard(aWhichClipboard);
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QClipboard::Mode mode;
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if (kGlobalClipboard == aWhichClipboard)
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{
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mGlobalOwner = aOwner;
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mGlobalTransferable = aTransferable;
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mode = QClipboard::Clipboard;
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}
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else
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{
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mSelectionOwner = aOwner;
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mSelectionTransferable = aTransferable;
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mode = QClipboard::Selection;
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}
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return SetNativeClipboardData( aTransferable, mode );
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}
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/**
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* Gets the transferable object
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*/
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NS_IMETHODIMP
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nsClipboard::GetData(nsITransferable *aTransferable, int32_t aWhichClipboard)
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{
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if (nullptr != aTransferable)
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{
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QClipboard::Mode mode;
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if (kGlobalClipboard == aWhichClipboard)
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{
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mode = QClipboard::Clipboard;
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}
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else
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{
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mode = QClipboard::Selection;
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}
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return GetNativeClipboardData(aTransferable, mode);
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}
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else
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{
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NS_WARNING("nsClipboard::GetData(), aTransferable is NULL.");
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}
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsClipboard::EmptyClipboard(int32_t aWhichClipboard)
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{
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if (aWhichClipboard == kSelectionClipboard)
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{
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if (mSelectionOwner)
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{
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mSelectionOwner->LosingOwnership(mSelectionTransferable);
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mSelectionOwner = nullptr;
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}
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mSelectionTransferable = nullptr;
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}
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|
else
|
|
{
|
|
if (mGlobalOwner)
|
|
{
|
|
mGlobalOwner->LosingOwnership(mGlobalTransferable);
|
|
mGlobalOwner = nullptr;
|
|
}
|
|
mGlobalTransferable = nullptr;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboard::SupportsSelectionClipboard(bool *_retval)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(_retval);
|
|
|
|
QClipboard *cb = QApplication::clipboard();
|
|
if (cb->supportsSelection())
|
|
{
|
|
*_retval = true; // we support the selection clipboard
|
|
}
|
|
else
|
|
{
|
|
*_retval = false;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|