Bug 946065 - Part 11: Move content/html/ to dom/ and flatten subdirectories. r=peterv
This commit is contained in:
Birunthan Mohanathas
378
dom/html/HTMLOptionsCollection.cpp
Normal file
378
dom/html/HTMLOptionsCollection.cpp
Normal file
@@ -0,0 +1,378 @@
|
||||
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||||
/* 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/dom/HTMLOptionsCollection.h"
|
||||
|
||||
#include "HTMLOptGroupElement.h"
|
||||
#include "mozAutoDocUpdate.h"
|
||||
#include "mozilla/dom/BindingUtils.h"
|
||||
#include "mozilla/dom/Element.h"
|
||||
#include "mozilla/dom/HTMLOptionElement.h"
|
||||
#include "mozilla/dom/HTMLOptionsCollectionBinding.h"
|
||||
#include "mozilla/dom/HTMLSelectElement.h"
|
||||
#include "nsContentCreatorFunctions.h"
|
||||
#include "nsError.h"
|
||||
#include "nsFormSubmission.h"
|
||||
#include "nsGkAtoms.h"
|
||||
#include "nsIComboboxControlFrame.h"
|
||||
#include "nsIDocument.h"
|
||||
#include "nsIDOMHTMLOptGroupElement.h"
|
||||
#include "nsIFormControlFrame.h"
|
||||
#include "nsIForm.h"
|
||||
#include "nsIFormProcessor.h"
|
||||
#include "nsIListControlFrame.h"
|
||||
#include "nsLayoutUtils.h"
|
||||
#include "nsMappedAttributes.h"
|
||||
#include "nsRuleData.h"
|
||||
#include "nsServiceManagerUtils.h"
|
||||
#include "nsStyleConsts.h"
|
||||
#include "jsfriendapi.h"
|
||||
|
||||
namespace mozilla {
|
||||
namespace dom {
|
||||
|
||||
HTMLOptionsCollection::HTMLOptionsCollection(HTMLSelectElement* aSelect)
|
||||
{
|
||||
// Do not maintain a reference counted reference. When
|
||||
// the select goes away, it will let us know.
|
||||
mSelect = aSelect;
|
||||
}
|
||||
|
||||
HTMLOptionsCollection::~HTMLOptionsCollection()
|
||||
{
|
||||
DropReference();
|
||||
}
|
||||
|
||||
void
|
||||
HTMLOptionsCollection::DropReference()
|
||||
{
|
||||
// Drop our (non ref-counted) reference
|
||||
mSelect = nullptr;
|
||||
}
|
||||
|
||||
nsresult
|
||||
HTMLOptionsCollection::GetOptionIndex(Element* aOption,
|
||||
int32_t aStartIndex,
|
||||
bool aForward,
|
||||
int32_t* aIndex)
|
||||
{
|
||||
// NOTE: aIndex shouldn't be set if the returned value isn't NS_OK.
|
||||
|
||||
int32_t index;
|
||||
|
||||
// Make the common case fast
|
||||
if (aStartIndex == 0 && aForward) {
|
||||
index = mElements.IndexOf(aOption);
|
||||
if (index == -1) {
|
||||
return NS_ERROR_FAILURE;
|
||||
}
|
||||
|
||||
*aIndex = index;
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
int32_t high = mElements.Length();
|
||||
int32_t step = aForward ? 1 : -1;
|
||||
|
||||
for (index = aStartIndex; index < high && index > -1; index += step) {
|
||||
if (mElements[index] == aOption) {
|
||||
*aIndex = index;
|
||||
return NS_OK;
|
||||
}
|
||||
}
|
||||
|
||||
return NS_ERROR_FAILURE;
|
||||
}
|
||||
|
||||
|
||||
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(HTMLOptionsCollection, mElements)
|
||||
|
||||
// nsISupports
|
||||
|
||||
// QueryInterface implementation for HTMLOptionsCollection
|
||||
NS_INTERFACE_TABLE_HEAD(HTMLOptionsCollection)
|
||||
NS_WRAPPERCACHE_INTERFACE_TABLE_ENTRY
|
||||
NS_INTERFACE_TABLE(HTMLOptionsCollection,
|
||||
nsIHTMLCollection,
|
||||
nsIDOMHTMLOptionsCollection,
|
||||
nsIDOMHTMLCollection)
|
||||
NS_INTERFACE_TABLE_TO_MAP_SEGUE_CYCLE_COLLECTION(HTMLOptionsCollection)
|
||||
NS_INTERFACE_MAP_END
|
||||
|
||||
|
||||
NS_IMPL_CYCLE_COLLECTING_ADDREF(HTMLOptionsCollection)
|
||||
NS_IMPL_CYCLE_COLLECTING_RELEASE(HTMLOptionsCollection)
|
||||
|
||||
|
||||
JSObject*
|
||||
HTMLOptionsCollection::WrapObject(JSContext* aCx)
|
||||
{
|
||||
return HTMLOptionsCollectionBinding::Wrap(aCx, this);
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
HTMLOptionsCollection::GetLength(uint32_t* aLength)
|
||||
{
|
||||
*aLength = mElements.Length();
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
HTMLOptionsCollection::SetLength(uint32_t aLength)
|
||||
{
|
||||
if (!mSelect) {
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
}
|
||||
|
||||
return mSelect->SetLength(aLength);
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
HTMLOptionsCollection::SetOption(uint32_t aIndex,
|
||||
nsIDOMHTMLOptionElement* aOption)
|
||||
{
|
||||
if (!mSelect) {
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
// if the new option is null, just remove this option. Note that it's safe
|
||||
// to pass a too-large aIndex in here.
|
||||
if (!aOption) {
|
||||
mSelect->Remove(aIndex);
|
||||
|
||||
// We're done.
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
nsresult rv = NS_OK;
|
||||
|
||||
uint32_t index = uint32_t(aIndex);
|
||||
|
||||
// Now we're going to be setting an option in our collection
|
||||
if (index > mElements.Length()) {
|
||||
// Fill our array with blank options up to (but not including, since we're
|
||||
// about to change it) aIndex, for compat with other browsers.
|
||||
rv = SetLength(index);
|
||||
NS_ENSURE_SUCCESS(rv, rv);
|
||||
}
|
||||
|
||||
NS_ASSERTION(index <= mElements.Length(), "SetLength lied");
|
||||
|
||||
nsCOMPtr<nsIDOMNode> ret;
|
||||
if (index == mElements.Length()) {
|
||||
nsCOMPtr<nsIDOMNode> node = do_QueryInterface(aOption);
|
||||
rv = mSelect->AppendChild(node, getter_AddRefs(ret));
|
||||
} else {
|
||||
// Find the option they're talking about and replace it
|
||||
// hold a strong reference to follow COM rules.
|
||||
nsRefPtr<HTMLOptionElement> refChild = ItemAsOption(index);
|
||||
NS_ENSURE_TRUE(refChild, NS_ERROR_UNEXPECTED);
|
||||
|
||||
nsCOMPtr<nsINode> parent = refChild->GetParent();
|
||||
if (parent) {
|
||||
nsCOMPtr<nsINode> node = do_QueryInterface(aOption);
|
||||
ErrorResult res;
|
||||
parent->ReplaceChild(*node, *refChild, res);
|
||||
rv = res.ErrorCode();
|
||||
}
|
||||
}
|
||||
|
||||
return rv;
|
||||
}
|
||||
|
||||
int32_t
|
||||
HTMLOptionsCollection::GetSelectedIndex(ErrorResult& aError)
|
||||
{
|
||||
if (!mSelect) {
|
||||
aError.Throw(NS_ERROR_UNEXPECTED);
|
||||
return 0;
|
||||
}
|
||||
|
||||
int32_t selectedIndex;
|
||||
aError = mSelect->GetSelectedIndex(&selectedIndex);
|
||||
return selectedIndex;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
HTMLOptionsCollection::GetSelectedIndex(int32_t* aSelectedIndex)
|
||||
{
|
||||
ErrorResult rv;
|
||||
*aSelectedIndex = GetSelectedIndex(rv);
|
||||
return rv.ErrorCode();
|
||||
}
|
||||
|
||||
void
|
||||
HTMLOptionsCollection::SetSelectedIndex(int32_t aSelectedIndex,
|
||||
ErrorResult& aError)
|
||||
{
|
||||
if (!mSelect) {
|
||||
aError.Throw(NS_ERROR_UNEXPECTED);
|
||||
return;
|
||||
}
|
||||
|
||||
aError = mSelect->SetSelectedIndex(aSelectedIndex);
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
HTMLOptionsCollection::SetSelectedIndex(int32_t aSelectedIndex)
|
||||
{
|
||||
ErrorResult rv;
|
||||
SetSelectedIndex(aSelectedIndex, rv);
|
||||
return rv.ErrorCode();
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
HTMLOptionsCollection::Item(uint32_t aIndex, nsIDOMNode** aReturn)
|
||||
{
|
||||
nsISupports* item = GetElementAt(aIndex);
|
||||
if (!item) {
|
||||
*aReturn = nullptr;
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
return CallQueryInterface(item, aReturn);
|
||||
}
|
||||
|
||||
Element*
|
||||
HTMLOptionsCollection::GetElementAt(uint32_t aIndex)
|
||||
{
|
||||
return ItemAsOption(aIndex);
|
||||
}
|
||||
|
||||
HTMLOptionElement*
|
||||
HTMLOptionsCollection::NamedGetter(const nsAString& aName, bool& aFound)
|
||||
{
|
||||
uint32_t count = mElements.Length();
|
||||
for (uint32_t i = 0; i < count; i++) {
|
||||
HTMLOptionElement* content = mElements.ElementAt(i);
|
||||
if (content &&
|
||||
(content->AttrValueIs(kNameSpaceID_None, nsGkAtoms::name, aName,
|
||||
eCaseMatters) ||
|
||||
content->AttrValueIs(kNameSpaceID_None, nsGkAtoms::id, aName,
|
||||
eCaseMatters))) {
|
||||
aFound = true;
|
||||
return content;
|
||||
}
|
||||
}
|
||||
|
||||
aFound = false;
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
nsINode*
|
||||
HTMLOptionsCollection::GetParentObject()
|
||||
{
|
||||
return mSelect;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
HTMLOptionsCollection::NamedItem(const nsAString& aName,
|
||||
nsIDOMNode** aReturn)
|
||||
{
|
||||
NS_IF_ADDREF(*aReturn = GetNamedItem(aName));
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
void
|
||||
HTMLOptionsCollection::GetSupportedNames(unsigned aFlags,
|
||||
nsTArray<nsString>& aNames)
|
||||
{
|
||||
if (!(aFlags & JSITER_HIDDEN)) {
|
||||
return;
|
||||
}
|
||||
|
||||
nsAutoTArray<nsIAtom*, 8> atoms;
|
||||
for (uint32_t i = 0; i < mElements.Length(); ++i) {
|
||||
HTMLOptionElement* content = mElements.ElementAt(i);
|
||||
if (content) {
|
||||
// Note: HasName means the names is exposed on the document,
|
||||
// which is false for options, so we don't check it here.
|
||||
const nsAttrValue* val = content->GetParsedAttr(nsGkAtoms::name);
|
||||
if (val && val->Type() == nsAttrValue::eAtom) {
|
||||
nsIAtom* name = val->GetAtomValue();
|
||||
if (!atoms.Contains(name)) {
|
||||
atoms.AppendElement(name);
|
||||
}
|
||||
}
|
||||
if (content->HasID()) {
|
||||
nsIAtom* id = content->GetID();
|
||||
if (!atoms.Contains(id)) {
|
||||
atoms.AppendElement(id);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
aNames.SetCapacity(atoms.Length());
|
||||
for (uint32_t i = 0; i < atoms.Length(); ++i) {
|
||||
aNames.AppendElement(nsDependentAtomString(atoms[i]));
|
||||
}
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
HTMLOptionsCollection::GetSelect(nsIDOMHTMLSelectElement** aReturn)
|
||||
{
|
||||
NS_IF_ADDREF(*aReturn = mSelect);
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
HTMLOptionsCollection::Add(nsIDOMHTMLOptionElement* aOption,
|
||||
nsIVariant* aBefore)
|
||||
{
|
||||
if (!aOption) {
|
||||
return NS_ERROR_INVALID_ARG;
|
||||
}
|
||||
|
||||
if (!mSelect) {
|
||||
return NS_ERROR_NOT_INITIALIZED;
|
||||
}
|
||||
|
||||
nsCOMPtr<nsIDOMHTMLElement> elem = do_QueryInterface(aOption);
|
||||
return mSelect->Add(elem, aBefore);
|
||||
}
|
||||
|
||||
void
|
||||
HTMLOptionsCollection::Add(const HTMLOptionOrOptGroupElement& aElement,
|
||||
const Nullable<HTMLElementOrLong>& aBefore,
|
||||
ErrorResult& aError)
|
||||
{
|
||||
if (!mSelect) {
|
||||
aError.Throw(NS_ERROR_NOT_INITIALIZED);
|
||||
return;
|
||||
}
|
||||
|
||||
mSelect->Add(aElement, aBefore, aError);
|
||||
}
|
||||
|
||||
void
|
||||
HTMLOptionsCollection::Remove(int32_t aIndex, ErrorResult& aError)
|
||||
{
|
||||
if (!mSelect) {
|
||||
aError.Throw(NS_ERROR_UNEXPECTED);
|
||||
return;
|
||||
}
|
||||
|
||||
uint32_t len = 0;
|
||||
mSelect->GetLength(&len);
|
||||
if (aIndex < 0 || (uint32_t)aIndex >= len)
|
||||
aIndex = 0;
|
||||
|
||||
aError = mSelect->Remove(aIndex);
|
||||
}
|
||||
|
||||
NS_IMETHODIMP
|
||||
HTMLOptionsCollection::Remove(int32_t aIndex)
|
||||
{
|
||||
ErrorResult rv;
|
||||
Remove(aIndex, rv);
|
||||
return rv.ErrorCode();
|
||||
}
|
||||
|
||||
} // namespace dom
|
||||
} // namespace mozilla
|
||||
Reference in New Issue
Block a user