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content/base/src/nsScriptElement.cpp@deefc01c0e14 (annotated)

content/base/src/nsScriptElement.cpp

Thu, 15 Jan 2015 21:03:48 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 15 Jan 2015 21:03:48 +0100

branch

TOR_BUG_9701

changeset 11

deefc01c0e14

permissions

-rw-r--r--

Integrate friendly tips from Tor colleagues to make (or not) 4.5 alpha 3;
This includes removal of overloaded (but unused) methods, and addition of
a overlooked call to DataStruct::SetData(nsISupports, uint32_t, bool.)

michael@0	1	/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0	2	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5
michael@0	6	#include "nsScriptElement.h"
michael@0	7	#include "mozilla/BasicEvents.h"
michael@0	8	#include "mozilla/EventDispatcher.h"
michael@0	9	#include "mozilla/dom/Element.h"
michael@0	10	#include "nsContentUtils.h"
michael@0	11	#include "nsPresContext.h"
michael@0	12	#include "nsScriptLoader.h"
michael@0	13	#include "nsIParser.h"
michael@0	14	#include "nsAutoPtr.h"
michael@0	15	#include "nsGkAtoms.h"
michael@0	16	#include "nsContentSink.h"
michael@0	17
michael@0	18	using namespace mozilla;
michael@0	19	using namespace mozilla::dom;
michael@0	20
michael@0	21	NS_IMETHODIMP
michael@0	22	nsScriptElement::ScriptAvailable(nsresult aResult,
michael@0	23	nsIScriptElement *aElement,
michael@0	24	bool aIsInline,
michael@0	25	nsIURI *aURI,
michael@0	26	int32_t aLineNo)
michael@0	27	{
michael@0	28	if (!aIsInline && NS_FAILED(aResult)) {
michael@0	29	return FireErrorEvent();
michael@0	30	}
michael@0	31	return NS_OK;
michael@0	32	}
michael@0	33
michael@0	34	/* virtual */ nsresult
michael@0	35	nsScriptElement::FireErrorEvent()
michael@0	36	{
michael@0	37	nsCOMPtr<nsIContent> cont =
michael@0	38	do_QueryInterface((nsIScriptElement*) this);
michael@0	39
michael@0	40	return nsContentUtils::DispatchTrustedEvent(cont->OwnerDoc(),
michael@0	41	cont,
michael@0	42	NS_LITERAL_STRING("error"),
michael@0	43	false /* bubbles */,
michael@0	44	false /* cancelable */);
michael@0	45	}
michael@0	46
michael@0	47	NS_IMETHODIMP
michael@0	48	nsScriptElement::ScriptEvaluated(nsresult aResult,
michael@0	49	nsIScriptElement *aElement,
michael@0	50	bool aIsInline)
michael@0	51	{
michael@0	52	nsresult rv = NS_OK;
michael@0	53	if (!aIsInline) {
michael@0	54	nsCOMPtr<nsIContent> cont =
michael@0	55	do_QueryInterface((nsIScriptElement*) this);
michael@0	56
michael@0	57	nsRefPtr<nsPresContext> presContext =
michael@0	58	nsContentUtils::GetContextForContent(cont);
michael@0	59
michael@0	60	nsEventStatus status = nsEventStatus_eIgnore;
michael@0	61	uint32_t type = NS_SUCCEEDED(aResult) ? NS_LOAD : NS_LOAD_ERROR;
michael@0	62	WidgetEvent event(true, type);
michael@0	63	// Load event doesn't bubble.
michael@0	64	event.mFlags.mBubbles = (type != NS_LOAD);
michael@0	65
michael@0	66	EventDispatcher::Dispatch(cont, presContext, &event, nullptr, &status);
michael@0	67	}
michael@0	68
michael@0	69	return rv;
michael@0	70	}
michael@0	71
michael@0	72	void
michael@0	73	nsScriptElement::CharacterDataChanged(nsIDocument *aDocument,
michael@0	74	nsIContent* aContent,
michael@0	75	CharacterDataChangeInfo* aInfo)
michael@0	76	{
michael@0	77	MaybeProcessScript();
michael@0	78	}
michael@0	79
michael@0	80	void
michael@0	81	nsScriptElement::AttributeChanged(nsIDocument* aDocument,
michael@0	82	Element* aElement,
michael@0	83	int32_t aNameSpaceID,
michael@0	84	nsIAtom* aAttribute,
michael@0	85	int32_t aModType)
michael@0	86	{
michael@0	87	MaybeProcessScript();
michael@0	88	}
michael@0	89
michael@0	90	void
michael@0	91	nsScriptElement::ContentAppended(nsIDocument* aDocument,
michael@0	92	nsIContent* aContainer,
michael@0	93	nsIContent* aFirstNewContent,
michael@0	94	int32_t aNewIndexInContainer)
michael@0	95	{
michael@0	96	MaybeProcessScript();
michael@0	97	}
michael@0	98
michael@0	99	void
michael@0	100	nsScriptElement::ContentInserted(nsIDocument *aDocument,
michael@0	101	nsIContent* aContainer,
michael@0	102	nsIContent* aChild,
michael@0	103	int32_t aIndexInContainer)
michael@0	104	{
michael@0	105	MaybeProcessScript();
michael@0	106	}
michael@0	107
michael@0	108	bool
michael@0	109	nsScriptElement::MaybeProcessScript()
michael@0	110	{
michael@0	111	nsCOMPtr<nsIContent> cont =
michael@0	112	do_QueryInterface((nsIScriptElement*) this);
michael@0	113
michael@0	114	NS_ASSERTION(cont->DebugGetSlots()->mMutationObservers.Contains(this),
michael@0	115	"You forgot to add self as observer");
michael@0	116
michael@0	117	if (mAlreadyStarted || !mDoneAddingChildren || !cont->IsInDoc() ||
michael@0	118	mMalformed || !HasScriptContent()) {
michael@0	119	return false;
michael@0	120	}
michael@0	121
michael@0	122	FreezeUriAsyncDefer();
michael@0	123
michael@0	124	mAlreadyStarted = true;
michael@0	125
michael@0	126	nsIDocument* ownerDoc = cont->OwnerDoc();
michael@0	127	nsCOMPtr<nsIParser> parser = ((nsIScriptElement*) this)->GetCreatorParser();
michael@0	128	if (parser) {
michael@0	129	nsCOMPtr<nsIContentSink> sink = parser->GetContentSink();
michael@0	130	if (sink) {
michael@0	131	nsCOMPtr<nsIDocument> parserDoc = do_QueryInterface(sink->GetTarget());
michael@0	132	if (ownerDoc != parserDoc) {
michael@0	133	// Willful violation of HTML5 as of 2010-12-01
michael@0	134	return false;
michael@0	135	}
michael@0	136	}
michael@0	137	}
michael@0	138
michael@0	139	nsRefPtr<nsScriptLoader> loader = ownerDoc->ScriptLoader();
michael@0	140	return loader->ProcessScriptElement(this);
michael@0	141	}