зеркало из https://github.com/mozilla/gecko-dev.git
142 строки
3.9 KiB
C++
142 строки
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "DeviceStorageRequestChild.h"
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#include "nsDeviceStorage.h"
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#include "nsDOMFile.h"
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#include "mozilla/dom/ipc/Blob.h"
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namespace mozilla {
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namespace dom {
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namespace devicestorage {
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DeviceStorageRequestChild::DeviceStorageRequestChild()
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: mCallback(nullptr)
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{
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MOZ_COUNT_CTOR(DeviceStorageRequestChild);
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}
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DeviceStorageRequestChild::DeviceStorageRequestChild(DOMRequest* aRequest,
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DeviceStorageFile* aFile)
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: mRequest(aRequest)
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, mFile(aFile)
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, mCallback(nullptr)
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{
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MOZ_COUNT_CTOR(DeviceStorageRequestChild);
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}
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DeviceStorageRequestChild::~DeviceStorageRequestChild() {
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MOZ_COUNT_DTOR(DeviceStorageRequestChild);
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}
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bool
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DeviceStorageRequestChild::Recv__delete__(const DeviceStorageResponseValue& aValue)
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{
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if (mCallback) {
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mCallback->RequestComplete();
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mCallback = nullptr;
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}
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switch (aValue.type()) {
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case DeviceStorageResponseValue::TErrorResponse:
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{
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ErrorResponse r = aValue;
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mRequest->FireError(r.error());
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break;
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}
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case DeviceStorageResponseValue::TSuccessResponse:
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{
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nsString compositePath;
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mFile->GetCompositePath(compositePath);
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AutoJSContext cx;
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JS::Rooted<JS::Value> result(cx,
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StringToJsval(mRequest->GetOwner(), compositePath));
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mRequest->FireSuccess(result);
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break;
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}
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case DeviceStorageResponseValue::TBlobResponse:
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{
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BlobResponse r = aValue;
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BlobChild* actor = static_cast<BlobChild*>(r.blobChild());
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nsCOMPtr<nsIDOMBlob> blob = actor->GetBlob();
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nsCOMPtr<nsIDOMFile> file = do_QueryInterface(blob);
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AutoJSContext cx;
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JS::Rooted<JS::Value> result(cx,
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InterfaceToJsval(mRequest->GetOwner(), file, &NS_GET_IID(nsIDOMFile)));
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mRequest->FireSuccess(result);
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break;
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}
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case DeviceStorageResponseValue::TFreeSpaceStorageResponse:
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{
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FreeSpaceStorageResponse r = aValue;
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AutoJSContext cx;
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JS::Rooted<JS::Value> result(cx, JS_NumberValue(double(r.freeBytes())));
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mRequest->FireSuccess(result);
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break;
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}
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case DeviceStorageResponseValue::TUsedSpaceStorageResponse:
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{
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UsedSpaceStorageResponse r = aValue;
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AutoJSContext cx;
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JS::Rooted<JS::Value> result(cx, JS_NumberValue(double(r.usedBytes())));
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mRequest->FireSuccess(result);
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break;
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}
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case DeviceStorageResponseValue::TAvailableStorageResponse:
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{
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AvailableStorageResponse r = aValue;
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AutoJSContext cx;
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JS::Rooted<JS::Value> result(
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cx, StringToJsval(mRequest->GetOwner(), r.mountState()));
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mRequest->FireSuccess(result);
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break;
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}
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case DeviceStorageResponseValue::TEnumerationResponse:
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{
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EnumerationResponse r = aValue;
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nsDOMDeviceStorageCursor* cursor = static_cast<nsDOMDeviceStorageCursor*>(mRequest.get());
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uint32_t count = r.paths().Length();
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for (uint32_t i = 0; i < count; i++) {
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nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(r.type(),
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r.paths()[i].storageName(),
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r.rootdir(),
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r.paths()[i].name());
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cursor->mFiles.AppendElement(dsf);
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}
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nsCOMPtr<ContinueCursorEvent> event = new ContinueCursorEvent(cursor);
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event->Continue();
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break;
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}
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default:
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{
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NS_RUNTIMEABORT("not reached");
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break;
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}
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}
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return true;
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}
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void
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DeviceStorageRequestChild::SetCallback(DeviceStorageRequestChildCallback *aCallback)
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{
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mCallback = aCallback;
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}
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} // namespace devicestorage
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} // namespace dom
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} // namespace mozilla
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