mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-23 18:26:15 +00:00
e8ec349629
In a number of places, there's no substantial use of maps any more after the segue. The ELEMENT segue tries the FragmentOrElement QI, but that is redundant with the Element QI. This lets me use a few higher-level macros. MozReview-Commit-ID: Gstq3Cm8LDl --HG-- extra : rebase_source : f0c7dbf5281ce7375b1369b49db095a211569d6c
353 lines
11 KiB
C++
353 lines
11 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 "mozilla/EventStates.h"
|
|
#include "mozilla/dom/HTMLEmbedElement.h"
|
|
#include "mozilla/dom/HTMLEmbedElementBinding.h"
|
|
#include "mozilla/dom/ElementInlines.h"
|
|
|
|
#include "nsIDocument.h"
|
|
#include "nsIPluginDocument.h"
|
|
#include "nsIDOMDocument.h"
|
|
#include "nsThreadUtils.h"
|
|
#include "nsIScriptError.h"
|
|
#include "nsIWidget.h"
|
|
#include "nsContentUtils.h"
|
|
#ifdef XP_MACOSX
|
|
#include "mozilla/EventDispatcher.h"
|
|
#include "mozilla/dom/Event.h"
|
|
#endif
|
|
#include "mozilla/dom/HTMLObjectElement.h"
|
|
|
|
|
|
NS_IMPL_NS_NEW_HTML_ELEMENT_CHECK_PARSER(Embed)
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
HTMLEmbedElement::HTMLEmbedElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo,
|
|
FromParser aFromParser)
|
|
: nsGenericHTMLElement(aNodeInfo)
|
|
{
|
|
RegisterActivityObserver();
|
|
SetIsNetworkCreated(aFromParser == FROM_PARSER_NETWORK);
|
|
|
|
// By default we're in the loading state
|
|
AddStatesSilently(NS_EVENT_STATE_LOADING);
|
|
}
|
|
|
|
HTMLEmbedElement::~HTMLEmbedElement()
|
|
{
|
|
#ifdef XP_MACOSX
|
|
HTMLObjectElement::OnFocusBlurPlugin(this, false);
|
|
#endif
|
|
UnregisterActivityObserver();
|
|
DestroyImageLoadingContent();
|
|
}
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_CLASS(HTMLEmbedElement)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(HTMLEmbedElement,
|
|
nsGenericHTMLElement)
|
|
nsObjectLoadingContent::Traverse(tmp, cb);
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
|
|
|
|
NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED(HTMLEmbedElement,
|
|
nsGenericHTMLElement,
|
|
nsIRequestObserver,
|
|
nsIStreamListener,
|
|
nsIFrameLoaderOwner,
|
|
nsIObjectLoadingContent,
|
|
imgINotificationObserver,
|
|
nsIImageLoadingContent,
|
|
imgIOnloadBlocker,
|
|
nsIChannelEventSink)
|
|
|
|
NS_IMPL_ELEMENT_CLONE(HTMLEmbedElement)
|
|
|
|
#ifdef XP_MACOSX
|
|
|
|
NS_IMETHODIMP
|
|
HTMLEmbedElement::PostHandleEvent(EventChainPostVisitor& aVisitor)
|
|
{
|
|
HTMLObjectElement::HandleFocusBlurPlugin(this, aVisitor.mEvent);
|
|
return NS_OK;
|
|
}
|
|
|
|
#endif // #ifdef XP_MACOSX
|
|
|
|
void
|
|
HTMLEmbedElement::AsyncEventRunning(AsyncEventDispatcher* aEvent)
|
|
{
|
|
nsImageLoadingContent::AsyncEventRunning(aEvent);
|
|
}
|
|
|
|
nsresult
|
|
HTMLEmbedElement::BindToTree(nsIDocument *aDocument,
|
|
nsIContent *aParent,
|
|
nsIContent *aBindingParent,
|
|
bool aCompileEventHandlers)
|
|
{
|
|
nsresult rv = nsGenericHTMLElement::BindToTree(aDocument, aParent,
|
|
aBindingParent,
|
|
aCompileEventHandlers);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = nsObjectLoadingContent::BindToTree(aDocument, aParent,
|
|
aBindingParent,
|
|
aCompileEventHandlers);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Don't kick off load from being bound to a plugin document - the plugin
|
|
// document will call nsObjectLoadingContent::InitializeFromChannel() for the
|
|
// initial load.
|
|
nsCOMPtr<nsIPluginDocument> pluginDoc = do_QueryInterface(aDocument);
|
|
|
|
if (!pluginDoc) {
|
|
void (HTMLEmbedElement::*start)() = &HTMLEmbedElement::StartObjectLoad;
|
|
nsContentUtils::AddScriptRunner(NewRunnableMethod(
|
|
"dom::HTMLEmbedElement::BindToTree", this, start));
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
HTMLEmbedElement::UnbindFromTree(bool aDeep,
|
|
bool aNullParent)
|
|
{
|
|
#ifdef XP_MACOSX
|
|
// When a page is reloaded (when an nsIDocument's content is removed), the
|
|
// focused element isn't necessarily sent an eBlur event. See
|
|
// nsFocusManager::ContentRemoved(). This means that a widget may think it
|
|
// still contains a focused plugin when it doesn't -- which in turn can
|
|
// disable text input in the browser window. See bug 1137229.
|
|
HTMLObjectElement::OnFocusBlurPlugin(this, false);
|
|
#endif
|
|
nsObjectLoadingContent::UnbindFromTree(aDeep, aNullParent);
|
|
nsGenericHTMLElement::UnbindFromTree(aDeep, aNullParent);
|
|
}
|
|
|
|
nsresult
|
|
HTMLEmbedElement::AfterSetAttr(int32_t aNamespaceID, nsIAtom* aName,
|
|
const nsAttrValue* aValue,
|
|
const nsAttrValue* aOldValue,
|
|
bool aNotify)
|
|
{
|
|
if (aValue) {
|
|
nsresult rv = AfterMaybeChangeAttr(aNamespaceID, aName, aNotify);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
return nsGenericHTMLElement::AfterSetAttr(aNamespaceID, aName, aValue,
|
|
aOldValue, aNotify);
|
|
}
|
|
|
|
nsresult
|
|
HTMLEmbedElement::OnAttrSetButNotChanged(int32_t aNamespaceID,
|
|
nsIAtom* aName,
|
|
const nsAttrValueOrString& aValue,
|
|
bool aNotify)
|
|
{
|
|
nsresult rv = AfterMaybeChangeAttr(aNamespaceID, aName, aNotify);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return nsGenericHTMLElement::OnAttrSetButNotChanged(aNamespaceID, aName,
|
|
aValue, aNotify);
|
|
}
|
|
|
|
nsresult
|
|
HTMLEmbedElement::AfterMaybeChangeAttr(int32_t aNamespaceID,
|
|
nsIAtom* aName,
|
|
bool aNotify)
|
|
{
|
|
if (aNamespaceID == kNameSpaceID_None) {
|
|
if (aName == nsGkAtoms::src) {
|
|
// If aNotify is false, we are coming from the parser or some such place;
|
|
// we'll get bound after all the attributes have been set, so we'll do the
|
|
// object load from BindToTree.
|
|
// Skip the LoadObject call in that case.
|
|
// We also don't want to start loading the object when we're not yet in
|
|
// a document, just in case that the caller wants to set additional
|
|
// attributes before inserting the node into the document.
|
|
if (aNotify && IsInComposedDoc() &&
|
|
!BlockEmbedOrObjectContentLoading()) {
|
|
nsresult rv = LoadObject(aNotify, true);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
bool
|
|
HTMLEmbedElement::IsHTMLFocusable(bool aWithMouse,
|
|
bool *aIsFocusable,
|
|
int32_t *aTabIndex)
|
|
{
|
|
// Has plugin content: let the plugin decide what to do in terms of
|
|
// internal focus from mouse clicks
|
|
if (aTabIndex) {
|
|
*aTabIndex = TabIndex();
|
|
}
|
|
|
|
*aIsFocusable = true;
|
|
|
|
// Let the plugin decide, so override.
|
|
return true;
|
|
}
|
|
|
|
nsIContent::IMEState
|
|
HTMLEmbedElement::GetDesiredIMEState()
|
|
{
|
|
if (Type() == eType_Plugin) {
|
|
return IMEState(IMEState::PLUGIN);
|
|
}
|
|
|
|
return nsGenericHTMLElement::GetDesiredIMEState();
|
|
}
|
|
|
|
int32_t
|
|
HTMLEmbedElement::TabIndexDefault()
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
bool
|
|
HTMLEmbedElement::ParseAttribute(int32_t aNamespaceID,
|
|
nsIAtom *aAttribute,
|
|
const nsAString &aValue,
|
|
nsAttrValue &aResult)
|
|
{
|
|
if (aNamespaceID == kNameSpaceID_None) {
|
|
if (aAttribute == nsGkAtoms::align) {
|
|
return ParseAlignValue(aValue, aResult);
|
|
}
|
|
if (ParseImageAttribute(aAttribute, aValue, aResult)) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
|
|
aResult);
|
|
}
|
|
|
|
static void
|
|
MapAttributesIntoRuleBase(const nsMappedAttributes *aAttributes,
|
|
GenericSpecifiedValues* aData)
|
|
{
|
|
nsGenericHTMLElement::MapImageBorderAttributeInto(aAttributes, aData);
|
|
nsGenericHTMLElement::MapImageMarginAttributeInto(aAttributes, aData);
|
|
nsGenericHTMLElement::MapImageSizeAttributesInto(aAttributes, aData);
|
|
nsGenericHTMLElement::MapImageAlignAttributeInto(aAttributes, aData);
|
|
}
|
|
|
|
static void
|
|
MapAttributesIntoRuleExceptHidden(const nsMappedAttributes *aAttributes,
|
|
GenericSpecifiedValues* aData)
|
|
{
|
|
MapAttributesIntoRuleBase(aAttributes, aData);
|
|
nsGenericHTMLElement::MapCommonAttributesIntoExceptHidden(aAttributes, aData);
|
|
}
|
|
|
|
void
|
|
HTMLEmbedElement::MapAttributesIntoRule(const nsMappedAttributes *aAttributes,
|
|
GenericSpecifiedValues* aData)
|
|
{
|
|
MapAttributesIntoRuleBase(aAttributes, aData);
|
|
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
|
|
}
|
|
|
|
NS_IMETHODIMP_(bool)
|
|
HTMLEmbedElement::IsAttributeMapped(const nsIAtom *aAttribute) const
|
|
{
|
|
static const MappedAttributeEntry* const map[] = {
|
|
sCommonAttributeMap,
|
|
sImageMarginSizeAttributeMap,
|
|
sImageBorderAttributeMap,
|
|
sImageAlignAttributeMap,
|
|
};
|
|
|
|
return FindAttributeDependence(aAttribute, map);
|
|
}
|
|
|
|
|
|
nsMapRuleToAttributesFunc
|
|
HTMLEmbedElement::GetAttributeMappingFunction() const
|
|
{
|
|
return &MapAttributesIntoRuleExceptHidden;
|
|
}
|
|
|
|
void
|
|
HTMLEmbedElement::StartObjectLoad(bool aNotify, bool aForceLoad)
|
|
{
|
|
// BindToTree can call us asynchronously, and we may be removed from the tree
|
|
// in the interim
|
|
if (!IsInComposedDoc() || !OwnerDoc()->IsActive() ||
|
|
BlockEmbedOrObjectContentLoading()) {
|
|
return;
|
|
}
|
|
|
|
LoadObject(aNotify, aForceLoad);
|
|
SetIsNetworkCreated(false);
|
|
}
|
|
|
|
EventStates
|
|
HTMLEmbedElement::IntrinsicState() const
|
|
{
|
|
return nsGenericHTMLElement::IntrinsicState() | ObjectState();
|
|
}
|
|
|
|
uint32_t
|
|
HTMLEmbedElement::GetCapabilities() const
|
|
{
|
|
return eSupportPlugins | eAllowPluginSkipChannel | eSupportImages | eSupportDocuments;
|
|
}
|
|
|
|
void
|
|
HTMLEmbedElement::DestroyContent()
|
|
{
|
|
nsObjectLoadingContent::DestroyContent();
|
|
nsGenericHTMLElement::DestroyContent();
|
|
}
|
|
|
|
nsresult
|
|
HTMLEmbedElement::CopyInnerTo(Element* aDest, bool aPreallocateChildren)
|
|
{
|
|
nsresult rv = nsGenericHTMLElement::CopyInnerTo(aDest, aPreallocateChildren);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (aDest->OwnerDoc()->IsStaticDocument()) {
|
|
CreateStaticClone(static_cast<HTMLEmbedElement*>(aDest));
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
JSObject*
|
|
HTMLEmbedElement::WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
|
|
{
|
|
JSObject* obj;
|
|
obj = HTMLEmbedElementBinding::Wrap(aCx, this, aGivenProto);
|
|
|
|
if (!obj) {
|
|
return nullptr;
|
|
}
|
|
JS::Rooted<JSObject*> rootedObj(aCx, obj);
|
|
SetupProtoChain(aCx, rootedObj);
|
|
return rootedObj;
|
|
}
|
|
|
|
nsContentPolicyType
|
|
HTMLEmbedElement::GetContentPolicyType() const
|
|
{
|
|
return nsIContentPolicy::TYPE_INTERNAL_EMBED;
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|