gecko-dev/dom/media/MediaStreamError.h

114 строки
3.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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_MediaStreamError_h
#define mozilla_dom_MediaStreamError_h
#include "mozilla/Attributes.h"
#include "nsWrapperCache.h"
#include "js/TypeDecls.h"
#include "nsPIDOMWindow.h"
#include "mozilla/RefPtr.h"
#if defined(XP_WIN) && defined(GetMessage)
# undef GetMessage
#endif
namespace mozilla {
namespace dom {
#define MOZILLA_DOM_MEDIASTREAMERROR_IMPLEMENTATION_IID \
{ \
0x95fa29aa, 0x0cc2, 0x4698, { \
0x9d, 0xa9, 0xf2, 0xeb, 0x03, 0x91, 0x0b, 0xd1 \
} \
}
class MediaStreamError;
} // namespace dom
class BaseMediaMgrError {
friend class dom::MediaStreamError;
public:
enum class Name {
AbortError,
InvalidStateError,
NotAllowedError,
NotFoundError,
NotReadableError,
OverconstrainedError,
SecurityError,
TypeError,
};
protected:
BaseMediaMgrError(Name aName, const nsACString& aMessage,
const nsAString& aConstraint);
public:
nsString mNameString;
nsCString mMessage;
const nsString mConstraint;
const Name mName;
};
class MediaMgrError final : public nsISupports, public BaseMediaMgrError {
public:
// aMessage should be valid UTF-8, but invalid UTF-8 byte sequences are
// replaced with the REPLACEMENT CHARACTER on conversion to UTF-16.
explicit MediaMgrError(Name aName, const nsACString& aMessage = ""_ns,
const nsAString& aConstraint = u""_ns)
: BaseMediaMgrError(aName, aMessage, aConstraint) {}
template <int N>
explicit MediaMgrError(Name aName, const char (&aMessage)[N],
const nsAString& aConstraint = u""_ns)
: BaseMediaMgrError(aName, nsLiteralCString(aMessage), aConstraint) {}
NS_DECL_THREADSAFE_ISUPPORTS
void Reject(dom::Promise* aPromise) const;
private:
~MediaMgrError() = default;
};
namespace dom {
class MediaStreamError final : public nsISupports,
public BaseMediaMgrError,
public nsWrapperCache {
public:
MediaStreamError(nsPIDOMWindowInner* aParent, const BaseMediaMgrError& aOther)
: BaseMediaMgrError(aOther.mName, aOther.mMessage, aOther.mConstraint),
mParent(aParent) {}
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(MediaStreamError)
NS_DECLARE_STATIC_IID_ACCESSOR(
MOZILLA_DOM_MEDIASTREAMERROR_IMPLEMENTATION_IID)
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
nsPIDOMWindowInner* GetParentObject() const { return mParent; }
void GetName(nsAString& aName) const;
void GetMessage(nsAString& aMessage) const;
void GetConstraint(nsAString& aConstraint) const;
private:
virtual ~MediaStreamError() = default;
RefPtr<nsPIDOMWindowInner> mParent;
};
NS_DEFINE_STATIC_IID_ACCESSOR(MediaStreamError,
MOZILLA_DOM_MEDIASTREAMERROR_IMPLEMENTATION_IID)
} // namespace dom
} // namespace mozilla
#endif