зеркало из https://github.com/mozilla/gecko-dev.git
97 строки
2.4 KiB
C++
97 строки
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* 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/. */
|
|
|
|
#ifndef mozilla_dom_idbfilerequest_h__
|
|
#define mozilla_dom_idbfilerequest_h__
|
|
|
|
#include "DOMRequest.h"
|
|
#include "js/TypeDecls.h"
|
|
#include "mozilla/Attributes.h"
|
|
#include "nsCycleCollectionParticipant.h"
|
|
#include "nsString.h"
|
|
|
|
namespace mozilla {
|
|
|
|
class EventChainPreVisitor;
|
|
|
|
namespace dom {
|
|
|
|
class IDBFileHandle;
|
|
|
|
class IDBFileRequest final : public DOMRequest {
|
|
RefPtr<IDBFileHandle> mFileHandle;
|
|
|
|
nsString mEncoding;
|
|
|
|
bool mWrapAsDOMRequest;
|
|
bool mHasEncoding;
|
|
|
|
public:
|
|
class ResultCallback;
|
|
|
|
static MOZ_MUST_USE RefPtr<IDBFileRequest> Create(IDBFileHandle* aFileHandle,
|
|
bool aWrapAsDOMRequest);
|
|
|
|
void SetEncoding(const nsAString& aEncoding) {
|
|
mEncoding = aEncoding;
|
|
mHasEncoding = true;
|
|
}
|
|
|
|
const nsAString& GetEncoding() const { return mEncoding; }
|
|
|
|
bool HasEncoding() const { return mHasEncoding; }
|
|
|
|
void FireProgressEvent(uint64_t aLoaded, uint64_t aTotal);
|
|
|
|
void SetResultCallback(ResultCallback* aCallback);
|
|
|
|
// WebIDL
|
|
IDBFileHandle* GetFileHandle() const {
|
|
AssertIsOnOwningThread();
|
|
return mFileHandle;
|
|
}
|
|
|
|
IDBFileHandle* GetLockedFile() const {
|
|
AssertIsOnOwningThread();
|
|
return GetFileHandle();
|
|
}
|
|
|
|
IMPL_EVENT_HANDLER(progress)
|
|
|
|
void AssertIsOnOwningThread() const {
|
|
NS_ASSERT_OWNINGTHREAD(IDBFileRequest);
|
|
}
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IDBFileRequest, DOMRequest)
|
|
|
|
// EventTarget
|
|
void GetEventTargetParent(EventChainPreVisitor& aVisitor) override;
|
|
|
|
// nsWrapperCache
|
|
virtual JSObject* WrapObject(JSContext* aCx,
|
|
JS::Handle<JSObject*> aGivenProto) override;
|
|
|
|
private:
|
|
IDBFileRequest(IDBFileHandle* aFileHandle, bool aWrapAsDOMRequest);
|
|
|
|
~IDBFileRequest();
|
|
};
|
|
|
|
class NS_NO_VTABLE IDBFileRequest::ResultCallback {
|
|
public:
|
|
virtual nsresult GetResult(JSContext* aCx,
|
|
JS::MutableHandle<JS::Value> aResult) = 0;
|
|
|
|
protected:
|
|
ResultCallback() = default;
|
|
};
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_dom_idbfilerequest_h__
|