gecko-dev/dom/base/nsPluginArray.h

143 строки
4.1 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 nsPluginArray_h___
#define nsPluginArray_h___
#include "nsWeakReference.h"
#include "nsWrapperCache.h"
#include "nsCOMPtr.h"
#include "nsTArray.h"
#include "mozilla/dom/BindingDeclarations.h"
class nsPIDOMWindowInner;
class nsPluginElement;
class nsMimeType;
namespace mozilla::dom {
enum class CallerType : uint32_t;
} // namespace mozilla::dom
/**
* Array class backing HTML's navigator.plugins. This array is always empty.
*/
class nsPluginArray final : public nsSupportsWeakReference,
public nsWrapperCache {
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsPluginArray)
explicit nsPluginArray(nsPIDOMWindowInner* aWindow);
nsPIDOMWindowInner* GetParentObject() const;
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
// PluginArray WebIDL methods
void Refresh(bool aReloadDocuments) {}
nsPluginElement* Item(uint32_t aIndex, mozilla::dom::CallerType aCallerType) {
return nullptr;
}
nsPluginElement* NamedItem(const nsAString& aName,
mozilla::dom::CallerType aCallerType) {
return nullptr;
}
uint32_t Length(mozilla::dom::CallerType aCallerType) { return 0; }
nsPluginElement* IndexedGetter(uint32_t aIndex, bool& aFound,
mozilla::dom::CallerType aCallerType) {
return nullptr;
}
nsPluginElement* NamedGetter(const nsAString& aName, bool& aFound,
mozilla::dom::CallerType aCallerType) {
return nullptr;
}
void GetSupportedNames(nsTArray<nsString>& aRetval,
mozilla::dom::CallerType aCallerType) {}
private:
virtual ~nsPluginArray();
nsCOMPtr<nsPIDOMWindowInner> mWindow;
};
/**
* Plugin class backing entries in HTML's navigator.plugins array.
* Currently, these cannot be constructed.
*/
class nsPluginElement final : public nsISupports, public nsWrapperCache {
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsPluginElement)
nsPluginElement() = delete;
nsPIDOMWindowInner* GetParentObject() const {
MOZ_ASSERT_UNREACHABLE("nsMimeType can not exist");
return nullptr;
}
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
return nullptr;
}
// Plugin WebIDL methods
void GetDescription(nsString& retval) const {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
}
void GetFilename(nsString& retval) const {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
}
void GetVersion(nsString& retval) const {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
}
void GetName(nsString& retval) const {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
}
nsMimeType* Item(uint32_t index) {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
return nullptr;
}
nsMimeType* NamedItem(const nsAString& name) {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
return nullptr;
}
uint32_t Length() {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
return 0;
}
nsMimeType* IndexedGetter(uint32_t index, bool& found) {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
return nullptr;
}
nsMimeType* NamedGetter(const nsAString& name, bool& found) {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
return nullptr;
}
void GetSupportedNames(nsTArray<nsString>& retval) {
MOZ_ASSERT_UNREACHABLE("nsPluginElement can not exist");
}
protected:
virtual ~nsPluginElement() = default;
};
#endif /* nsPluginArray_h___ */