зеркало из https://github.com/mozilla/gecko-dev.git
109 строки
4.0 KiB
C++
109 строки
4.0 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_File_h
|
|
#define mozilla_dom_File_h
|
|
|
|
#include "mozilla/dom/Blob.h"
|
|
#include "mozilla/dom/Date.h"
|
|
|
|
class nsIFile;
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
struct ChromeFilePropertyBag;
|
|
struct FilePropertyBag;
|
|
class Promise;
|
|
|
|
class File final : public Blob {
|
|
friend class Blob;
|
|
|
|
public:
|
|
// Note: BlobImpl must be a File in order to use this method.
|
|
// Check impl->IsFile().
|
|
static File* Create(nsISupports* aParent, BlobImpl* aImpl);
|
|
|
|
static already_AddRefed<File> Create(nsISupports* aParent,
|
|
const nsAString& aName,
|
|
const nsAString& aContentType,
|
|
uint64_t aLength,
|
|
int64_t aLastModifiedDate);
|
|
|
|
// The returned File takes ownership of aMemoryBuffer. aMemoryBuffer will be
|
|
// freed by free so it must be allocated by malloc or something
|
|
// compatible with it.
|
|
static already_AddRefed<File> CreateMemoryFile(nsISupports* aParent,
|
|
void* aMemoryBuffer,
|
|
uint64_t aLength,
|
|
const nsAString& aName,
|
|
const nsAString& aContentType,
|
|
int64_t aLastModifiedDate);
|
|
|
|
// This method creates a BlobFileImpl for the new File object. This is
|
|
// thread-safe, cross-process, cross-thread as any other BlobImpl, but, when
|
|
// GetType() is called, it must dispatch a runnable to the main-thread in
|
|
// order to use nsIMIMEService.
|
|
// Would be nice if we try to avoid to use this method outside the
|
|
// main-thread to avoid extra runnables.
|
|
static already_AddRefed<File> CreateFromFile(nsISupports* aParent,
|
|
nsIFile* aFile);
|
|
|
|
static already_AddRefed<File> CreateFromFile(nsISupports* aParent,
|
|
nsIFile* aFile,
|
|
const nsAString& aName,
|
|
const nsAString& aContentType);
|
|
|
|
// WebIDL methods
|
|
|
|
virtual JSObject* WrapObject(JSContext* cx,
|
|
JS::Handle<JSObject*> aGivenProto) override;
|
|
|
|
// File constructor
|
|
static already_AddRefed<File> Constructor(const GlobalObject& aGlobal,
|
|
const Sequence<BlobPart>& aData,
|
|
const nsAString& aName,
|
|
const FilePropertyBag& aBag,
|
|
ErrorResult& aRv);
|
|
|
|
// ChromeOnly
|
|
static already_AddRefed<Promise> CreateFromFileName(
|
|
const GlobalObject& aGlobal, const nsAString& aFilePath,
|
|
const ChromeFilePropertyBag& aBag, SystemCallerGuarantee aGuarantee,
|
|
ErrorResult& aRv);
|
|
|
|
// ChromeOnly
|
|
static already_AddRefed<Promise> CreateFromNsIFile(
|
|
const GlobalObject& aGlobal, nsIFile* aFile,
|
|
const ChromeFilePropertyBag& aBag, SystemCallerGuarantee aGuarantee,
|
|
ErrorResult& aRv);
|
|
|
|
void GetName(nsAString& aName) const;
|
|
|
|
int64_t GetLastModified(ErrorResult& aRv);
|
|
|
|
void GetRelativePath(nsAString& aPath) const;
|
|
|
|
void GetMozFullPath(nsAString& aFilename, SystemCallerGuarantee aGuarantee,
|
|
ErrorResult& aRv);
|
|
|
|
void GetMozFullPathInternal(nsAString& aName, ErrorResult& aRv);
|
|
|
|
protected:
|
|
virtual bool HasFileInterface() const override { return true; }
|
|
|
|
private:
|
|
// File constructor should never be used directly. Use Blob::Create or
|
|
// File::Create.
|
|
File(nsISupports* aParent, BlobImpl* aImpl);
|
|
~File();
|
|
};
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_dom_File_h
|