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Bug 838686 part 2. Use NodeFilterHolder in treewalker and nodeiterator and start using WebIDL codegen for NodeFilter. r=peterv

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This commit is contained in:
Boris Zbarsky 2013-02-26 15:10:15 -05:00
parent af3b8795b8
commit 247b3cc18a
10 changed files with 89 additions and 30 deletions
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17
content/base/public/nsIDocument.h
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@ -95,9 +95,13 @@ class Element;
class GlobalObject;
class HTMLBodyElement;
class Link;
class NodeFilter;
class ProcessingInstruction;
class UndoManager;
template<typename> class Sequence;
template<typename, typename> class CallbackObjectHolder;
typedef CallbackObjectHolder<NodeFilter, nsIDOMNodeFilter> NodeFilterHolder;
} // namespace dom
} // namespace mozilla
@ -1919,10 +1923,19 @@ public:
already_AddRefed<nsRange> CreateRange(mozilla::ErrorResult& rv);
already_AddRefed<nsIDOMNodeIterator>
CreateNodeIterator(nsINode& aRoot, uint32_t aWhatToShow,
nsIDOMNodeFilter* aFilter, mozilla::ErrorResult& rv) const;
mozilla::dom::NodeFilter* aFilter,
mozilla::ErrorResult& rv) const;
already_AddRefed<nsIDOMNodeIterator>
CreateNodeIterator(nsINode& aRoot, uint32_t aWhatToShow,
const mozilla::dom::NodeFilterHolder& aFilter,
mozilla::ErrorResult& rv) const;
already_AddRefed<nsIDOMTreeWalker>
CreateTreeWalker(nsINode& aRoot, uint32_t aWhatToShow,
nsIDOMNodeFilter* aFilter, mozilla::ErrorResult& rv) const;
mozilla::dom::NodeFilter* aFilter, mozilla::ErrorResult& rv) const;
already_AddRefed<nsIDOMTreeWalker>
CreateTreeWalker(nsINode& aRoot, uint32_t aWhatToShow,
const mozilla::dom::NodeFilterHolder& aFilter,
mozilla::ErrorResult& rv) const;
// Deprecated WebIDL bits
already_AddRefed<mozilla::dom::CDATASection>

37
content/base/src/nsDocument.cpp
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@ -184,6 +184,7 @@
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/DocumentFragment.h"
#include "mozilla/dom/HTMLBodyElement.h"
#include "mozilla/dom/NodeFilterBinding.h"
#include "mozilla/dom/UndoManager.h"
#include "nsFrame.h"
#include "nsDOMCaretPosition.h"
@ -5354,14 +5355,28 @@ nsDocument::CreateNodeIterator(nsIDOMNode *aRoot,
NS_ENSURE_TRUE(root, NS_ERROR_UNEXPECTED);
ErrorResult rv;
*_retval = nsIDocument::CreateNodeIterator(*root, aWhatToShow, aFilter,
NodeFilterHolder holder(aFilter);
*_retval = nsIDocument::CreateNodeIterator(*root, aWhatToShow, holder,
rv).get();
return rv.ErrorCode();
}
already_AddRefed<nsIDOMNodeIterator>
nsIDocument::CreateNodeIterator(nsINode& aRoot, uint32_t aWhatToShow,
nsIDOMNodeFilter* aFilter,
NodeFilter* aFilter,
mozilla::ErrorResult& rv) const
{
NodeFilterHolder holder(aFilter);
// We don't really know how to handle WebIDL callbacks yet, in
// nsTraversal, so just go ahead and convert to an XPCOM callback.
nsCOMPtr<nsIDOMNodeFilter> filter = holder.ToXPCOMCallback();
NodeFilterHolder holder2(filter);
return CreateNodeIterator(aRoot, aWhatToShow, holder2, rv);
}
already_AddRefed<nsIDOMNodeIterator>
nsIDocument::CreateNodeIterator(nsINode& aRoot, uint32_t aWhatToShow,
const NodeFilterHolder& aFilter,
mozilla::ErrorResult& rv) const
{
nsINode* root = &aRoot;
@ -5393,14 +5408,28 @@ nsDocument::CreateTreeWalker(nsIDOMNode *aRoot,
NS_ENSURE_TRUE(root, NS_ERROR_DOM_NOT_SUPPORTED_ERR);
ErrorResult rv;
*_retval = nsIDocument::CreateTreeWalker(*root, aWhatToShow, aFilter,
NodeFilterHolder holder(aFilter);
*_retval = nsIDocument::CreateTreeWalker(*root, aWhatToShow, holder,
rv).get();
return rv.ErrorCode();
}
already_AddRefed<nsIDOMTreeWalker>
nsIDocument::CreateTreeWalker(nsINode& aRoot, uint32_t aWhatToShow,
nsIDOMNodeFilter* aFilter,
NodeFilter* aFilter,
mozilla::ErrorResult& rv) const
{
NodeFilterHolder holder(aFilter);
// We don't really know how to handle WebIDL callbacks yet, in
// nsTraversal, so just go ahead and convert to an XPCOM callback.
nsCOMPtr<nsIDOMNodeFilter> filter = holder.ToXPCOMCallback();
NodeFilterHolder holder2(filter);
return CreateTreeWalker(aRoot, aWhatToShow, holder2, rv);
}
already_AddRefed<nsIDOMTreeWalker>
nsIDocument::CreateTreeWalker(nsINode& aRoot, uint32_t aWhatToShow,
const NodeFilterHolder& aFilter,
mozilla::ErrorResult& rv) const
{
nsINode* root = &aRoot;

7
content/base/src/nsNodeIterator.cpp
View File

@ -19,6 +19,9 @@
#include "nsDOMClassInfoID.h"
#include "nsContentUtils.h"
#include "nsCOMPtr.h"
#include "mozilla/dom/NodeFilterBinding.h"
using namespace mozilla::dom;
/*
* NodePointer implementation
@ -137,7 +140,7 @@ void nsNodeIterator::NodePointer::MoveBackward(nsINode *aParent, nsINode *aNode)
nsNodeIterator::nsNodeIterator(nsINode *aRoot,
uint32_t aWhatToShow,
nsIDOMNodeFilter *aFilter) :
const NodeFilterHolder &aFilter) :
nsTraversal(aRoot, aWhatToShow, aFilter),
mDetached(false),
mPointer(mRoot, true)
@ -203,7 +206,7 @@ NS_IMETHODIMP nsNodeIterator::GetFilter(nsIDOMNodeFilter **aFilter)
{
NS_ENSURE_ARG_POINTER(aFilter);
NS_IF_ADDREF(*aFilter = mFilter);
*aFilter = mFilter.ToXPCOMCallback().get();
return NS_OK;
}

2
content/base/src/nsNodeIterator.h
View File

@ -30,7 +30,7 @@ public:
nsNodeIterator(nsINode *aRoot,
uint32_t aWhatToShow,
nsIDOMNodeFilter *aFilter);
const mozilla::dom::NodeFilterHolder &aFilter);
virtual ~nsNodeIterator();
NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED

33
content/base/src/nsTraversal.cpp
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@ -10,12 +10,17 @@
#include "nsIDOMNodeFilter.h"
#include "nsError.h"
#include "nsINode.h"
#include "mozilla/dom/NodeFilterBinding.h"
#include "mozilla/AutoRestore.h"
#include "nsGkAtoms.h"
using namespace mozilla;
using namespace mozilla::dom;
nsTraversal::nsTraversal(nsINode *aRoot,
uint32_t aWhatToShow,
nsIDOMNodeFilter *aFilter) :
const NodeFilterHolder &aFilter) :
mRoot(aRoot),
mWhatToShow(aWhatToShow),
mFilter(aFilter),
@ -40,8 +45,6 @@ nsresult nsTraversal::TestNode(nsINode* aNode, int16_t* _filtered)
{
NS_ENSURE_TRUE(!mInAcceptNode, NS_ERROR_DOM_INVALID_STATE_ERR);
nsresult rv;
*_filtered = nsIDOMNodeFilter::FILTER_SKIP;
uint16_t nodeType = aNode->NodeType();
@ -50,14 +53,22 @@ nsresult nsTraversal::TestNode(nsINode* aNode, int16_t* _filtered)
return NS_OK;
}
if (mFilter) {
nsCOMPtr<nsIDOMNode> domNode = do_QueryInterface(aNode);
mInAcceptNode = true;
rv = mFilter->AcceptNode(domNode, _filtered);
mInAcceptNode = false;
return rv;
if (!mFilter.GetISupports()) {
// No filter, just accept
*_filtered = nsIDOMNodeFilter::FILTER_ACCEPT;
return NS_OK;
}
*_filtered = nsIDOMNodeFilter::FILTER_ACCEPT;
return NS_OK;
if (mFilter.HasWebIDLCallback()) {
AutoRestore<bool> inAcceptNode(mInAcceptNode);
mInAcceptNode = true;
ErrorResult res;
*_filtered = mFilter.GetWebIDLCallback()->AcceptNode(*aNode, res);
return res.ErrorCode();
}
nsCOMPtr<nsIDOMNode> domNode = do_QueryInterface(aNode);
AutoRestore<bool> inAcceptNode(mInAcceptNode);
mInAcceptNode = true;
return mFilter.GetXPCOMCallback()->AcceptNode(domNode, _filtered);
}

6
content/base/src/nsTraversal.h
View File

@ -12,6 +12,8 @@
#define nsTraversal_h___
#include "nsCOMPtr.h"
#include "nsIDocument.h"
#include "mozilla/dom/CallbackObject.h"
class nsINode;
class nsIDOMNodeFilter;
@ -21,13 +23,13 @@ class nsTraversal
public:
nsTraversal(nsINode *aRoot,
uint32_t aWhatToShow,
nsIDOMNodeFilter *aFilter);
const mozilla::dom::NodeFilterHolder &aFilter);
virtual ~nsTraversal();
protected:
nsCOMPtr<nsINode> mRoot;
uint32_t mWhatToShow;
nsCOMPtr<nsIDOMNodeFilter> mFilter;
mozilla::dom::NodeFilterHolder mFilter;
bool mInAcceptNode;
/*

7
content/base/src/nsTreeWalker.cpp
View File

@ -16,6 +16,9 @@
#include "nsINode.h"
#include "nsDOMClassInfoID.h"
#include "nsContentUtils.h"
#include "mozilla/dom/NodeFilterBinding.h"
using namespace mozilla::dom;
/*
* Factories, constructors and destructors
@ -23,7 +26,7 @@
nsTreeWalker::nsTreeWalker(nsINode *aRoot,
uint32_t aWhatToShow,
nsIDOMNodeFilter *aFilter) :
const NodeFilterHolder &aFilter) :
nsTraversal(aRoot, aWhatToShow, aFilter),
mCurrentNode(aRoot)
{
@ -82,7 +85,7 @@ NS_IMETHODIMP nsTreeWalker::GetFilter(nsIDOMNodeFilter * *aFilter)
{
NS_ENSURE_ARG_POINTER(aFilter);
NS_IF_ADDREF(*aFilter = mFilter);
*aFilter = mFilter.ToXPCOMCallback().get();
return NS_OK;
}

2
content/base/src/nsTreeWalker.h
View File

@ -29,7 +29,7 @@ public:
nsTreeWalker(nsINode *aRoot,
uint32_t aWhatToShow,
nsIDOMNodeFilter *aFilter);
const mozilla::dom::NodeFilterHolder &aFilter);
virtual ~nsTreeWalker();
NS_DECL_CYCLE_COLLECTION_CLASS(nsTreeWalker)

5
dom/bindings/Codegen.py
View File

@ -2624,7 +2624,6 @@ for (uint32_t i = 0; i < length; ++i) {
type.unroll().inner.identifier.name)
if (descriptor.interface.isCallback() and
descriptor.interface.identifier.name != "NodeFilter" and
descriptor.interface.identifier.name != "EventListener"):
if descriptor.workers:
if type.nullable():
@ -3470,8 +3469,7 @@ if (!returnArray) {
if (type.isGeckoInterface() and
(not type.isCallbackInterface() or
type.unroll().inner.identifier.name == "EventListener" or
type.unroll().inner.identifier.name == "NodeFilter")):
type.unroll().inner.identifier.name == "EventListener")):
descriptor = descriptorProvider.getDescriptor(type.unroll().inner.identifier.name)
if type.nullable():
wrappingCode = ("if (!%s) {\n" % (result) +
@ -7464,7 +7462,6 @@ class CGNativeMember(ClassMethod):
if (type.isGeckoInterface() and
(not type.isCallbackInterface() or
type.unroll().inner.identifier.name == "NodeFilter" or
type.unroll().inner.identifier.name == "EventListener")):
iface = type.unroll().inner
argIsPointer = type.nullable() or iface.isExternal()

3
editor/libeditor/text/nsTextEditRules.cpp
View File

@ -449,7 +449,8 @@ GetTextNode(nsISelection *selection, nsEditor *editor) {
// if node is null, return it to indicate there's no text
NS_ENSURE_TRUE(node, nullptr);
// This should be the root node, walk the tree looking for text nodes
nsNodeIterator iter(node, nsIDOMNodeFilter::SHOW_TEXT, nullptr);
mozilla::dom::NodeFilterHolder filter;
nsNodeIterator iter(node, nsIDOMNodeFilter::SHOW_TEXT, filter);
while (!editor->IsTextNode(selNode)) {
if (NS_FAILED(res = iter.NextNode(getter_AddRefs(selNode))) || !selNode) {
return nullptr;