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dom/events/MutationEvent.cpp@6474c204b198 (annotated)

dom/events/MutationEvent.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 06:09:35 +0100

changeset 0

6474c204b198

permissions

-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

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 "nsCOMPtr.h"
michael@0	7	#include "mozilla/dom/MutationEvent.h"
michael@0	8	#include "mozilla/InternalMutationEvent.h"
michael@0	9
michael@0	10	class nsPresContext;
michael@0	11
michael@0	12	namespace mozilla {
michael@0	13	namespace dom {
michael@0	14
michael@0	15	MutationEvent::MutationEvent(EventTarget* aOwner,
michael@0	16	nsPresContext* aPresContext,
michael@0	17	InternalMutationEvent* aEvent)
michael@0	18	: Event(aOwner, aPresContext,
michael@0	19	aEvent ? aEvent : new InternalMutationEvent(false, 0))
michael@0	20	{
michael@0	21	mEventIsInternal = (aEvent == nullptr);
michael@0	22	}
michael@0	23
michael@0	24	NS_INTERFACE_MAP_BEGIN(MutationEvent)
michael@0	25	NS_INTERFACE_MAP_ENTRY(nsIDOMMutationEvent)
michael@0	26	NS_INTERFACE_MAP_END_INHERITING(Event)
michael@0	27
michael@0	28	NS_IMPL_ADDREF_INHERITED(MutationEvent, Event)
michael@0	29	NS_IMPL_RELEASE_INHERITED(MutationEvent, Event)
michael@0	30
michael@0	31	already_AddRefed<nsINode>
michael@0	32	MutationEvent::GetRelatedNode()
michael@0	33	{
michael@0	34	nsCOMPtr<nsINode> n =
michael@0	35	do_QueryInterface(mEvent->AsMutationEvent()->mRelatedNode);
michael@0	36	return n.forget();
michael@0	37	}
michael@0	38
michael@0	39	NS_IMETHODIMP
michael@0	40	MutationEvent::GetRelatedNode(nsIDOMNode** aRelatedNode)
michael@0	41	{
michael@0	42	nsCOMPtr<nsINode> relatedNode = GetRelatedNode();
michael@0	43	nsCOMPtr<nsIDOMNode> relatedDOMNode = relatedNode ? relatedNode->AsDOMNode() : nullptr;
michael@0	44	relatedDOMNode.forget(aRelatedNode);
michael@0	45	return NS_OK;
michael@0	46	}
michael@0	47
michael@0	48	NS_IMETHODIMP
michael@0	49	MutationEvent::GetPrevValue(nsAString& aPrevValue)
michael@0	50	{
michael@0	51	InternalMutationEvent* mutation = mEvent->AsMutationEvent();
michael@0	52	if (mutation->mPrevAttrValue)
michael@0	53	mutation->mPrevAttrValue->ToString(aPrevValue);
michael@0	54	return NS_OK;
michael@0	55	}
michael@0	56
michael@0	57	NS_IMETHODIMP
michael@0	58	MutationEvent::GetNewValue(nsAString& aNewValue)
michael@0	59	{
michael@0	60	InternalMutationEvent* mutation = mEvent->AsMutationEvent();
michael@0	61	if (mutation->mNewAttrValue)
michael@0	62	mutation->mNewAttrValue->ToString(aNewValue);
michael@0	63	return NS_OK;
michael@0	64	}
michael@0	65
michael@0	66	NS_IMETHODIMP
michael@0	67	MutationEvent::GetAttrName(nsAString& aAttrName)
michael@0	68	{
michael@0	69	InternalMutationEvent* mutation = mEvent->AsMutationEvent();
michael@0	70	if (mutation->mAttrName)
michael@0	71	mutation->mAttrName->ToString(aAttrName);
michael@0	72	return NS_OK;
michael@0	73	}
michael@0	74
michael@0	75	uint16_t
michael@0	76	MutationEvent::AttrChange()
michael@0	77	{
michael@0	78	return mEvent->AsMutationEvent()->mAttrChange;
michael@0	79	}
michael@0	80
michael@0	81	NS_IMETHODIMP
michael@0	82	MutationEvent::GetAttrChange(uint16_t* aAttrChange)
michael@0	83	{
michael@0	84	*aAttrChange = AttrChange();
michael@0	85	return NS_OK;
michael@0	86	}
michael@0	87
michael@0	88	NS_IMETHODIMP
michael@0	89	MutationEvent::InitMutationEvent(const nsAString& aTypeArg,
michael@0	90	bool aCanBubbleArg,
michael@0	91	bool aCancelableArg,
michael@0	92	nsIDOMNode* aRelatedNodeArg,
michael@0	93	const nsAString& aPrevValueArg,
michael@0	94	const nsAString& aNewValueArg,
michael@0	95	const nsAString& aAttrNameArg,
michael@0	96	uint16_t aAttrChangeArg)
michael@0	97	{
michael@0	98	nsresult rv = Event::InitEvent(aTypeArg, aCanBubbleArg, aCancelableArg);
michael@0	99	NS_ENSURE_SUCCESS(rv, rv);
michael@0	100
michael@0	101	InternalMutationEvent* mutation = mEvent->AsMutationEvent();
michael@0	102	mutation->mRelatedNode = aRelatedNodeArg;
michael@0	103	if (!aPrevValueArg.IsEmpty())
michael@0	104	mutation->mPrevAttrValue = do_GetAtom(aPrevValueArg);
michael@0	105	if (!aNewValueArg.IsEmpty())
michael@0	106	mutation->mNewAttrValue = do_GetAtom(aNewValueArg);
michael@0	107	if (!aAttrNameArg.IsEmpty()) {
michael@0	108	mutation->mAttrName = do_GetAtom(aAttrNameArg);
michael@0	109	}
michael@0	110	mutation->mAttrChange = aAttrChangeArg;
michael@0	111
michael@0	112	return NS_OK;
michael@0	113	}
michael@0	114
michael@0	115	} // namespace dom
michael@0	116	} // namespace mozilla
michael@0	117
michael@0	118	using namespace mozilla;
michael@0	119	using namespace mozilla::dom;
michael@0	120
michael@0	121	nsresult
michael@0	122	NS_NewDOMMutationEvent(nsIDOMEvent** aInstancePtrResult,
michael@0	123	EventTarget* aOwner,
michael@0	124	nsPresContext* aPresContext,
michael@0	125	InternalMutationEvent* aEvent)
michael@0	126	{
michael@0	127	MutationEvent* it = new MutationEvent(aOwner, aPresContext, aEvent);
michael@0	128	NS_ADDREF(it);
michael@0	129	*aInstancePtrResult = static_cast<Event*>(it);
michael@0	130	return NS_OK;
michael@0	131	}