gecko-dev/dom/base/nsMimeTypeArray.cpp

97 строки
2.7 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/. */
#include "nsMimeTypeArray.h"
#include "mozilla/dom/MimeTypeArrayBinding.h"
#include "mozilla/dom/MimeTypeBinding.h"
#include "nsPluginArray.h"
#include "mozilla/StaticPrefs_pdfjs.h"
#include "nsContentUtils.h"
using namespace mozilla;
using namespace mozilla::dom;
NS_IMPL_CYCLE_COLLECTING_ADDREF(nsMimeTypeArray)
NS_IMPL_CYCLE_COLLECTING_RELEASE(nsMimeTypeArray)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(nsMimeTypeArray)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(nsMimeTypeArray, mWindow, mMimeTypes[0],
mMimeTypes[1])
nsMimeTypeArray::nsMimeTypeArray(
nsPIDOMWindowInner* aWindow,
const mozilla::Array<RefPtr<nsMimeType>, 2>& aMimeTypes)
: mWindow(aWindow), mMimeTypes(aMimeTypes) {}
nsMimeTypeArray::~nsMimeTypeArray() = default;
JSObject* nsMimeTypeArray::WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return MimeTypeArray_Binding::Wrap(aCx, this, aGivenProto);
}
nsPIDOMWindowInner* nsMimeTypeArray::GetParentObject() const {
MOZ_ASSERT(mWindow);
return mWindow;
}
nsMimeType* nsMimeTypeArray::IndexedGetter(uint32_t aIndex, bool& aFound) {
if (!ForceNoPlugins() && aIndex < ArrayLength(mMimeTypes)) {
aFound = true;
return mMimeTypes[aIndex];
}
aFound = false;
return nullptr;
}
nsMimeType* nsMimeTypeArray::NamedGetter(const nsAString& aName, bool& aFound) {
if (ForceNoPlugins()) {
aFound = false;
return nullptr;
}
for (const auto& mimeType : mMimeTypes) {
if (mimeType->Name().Equals(aName)) {
aFound = true;
return mimeType;
}
}
aFound = false;
return nullptr;
}
void nsMimeTypeArray::GetSupportedNames(nsTArray<nsString>& retval) {
if (ForceNoPlugins()) {
return;
}
for (auto& mimeType : mMimeTypes) {
retval.AppendElement(mimeType->Name());
}
}
bool nsMimeTypeArray::ForceNoPlugins() { return StaticPrefs::pdfjs_disabled(); }
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(nsMimeType, mPluginElement)
nsMimeType::nsMimeType(nsPluginElement* aPluginElement, const nsAString& aName)
: mPluginElement(aPluginElement), mName(aName) {
MOZ_ASSERT(aPluginElement);
}
nsMimeType::~nsMimeType() = default;
JSObject* nsMimeType::WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return MimeType_Binding::Wrap(aCx, this, aGivenProto);
}