PRBool
nsAttrValue::Contains(nsIAtom* aValue, nsCaseTreatment aCaseSensitive) const
{
switch (BaseType()) {
case eAtomBase:
{
nsIAtom* atom = GetAtomValue();
if (aCaseSensitive == eCaseMatters) {
return aValue == atom;
}
// For performance reasons, don't do a full on unicode case insensitive
// string comparison. This is only used for quirks mode anyway.
return
nsContentUtils::EqualsIgnoreASCIICase(nsDependentAtomString(aValue),
nsDependentAtomString(atom));
}
default:
{
if (Type() == eAtomArray) {
AtomArray* array = GetAtomArrayValue();
if (aCaseSensitive == eCaseMatters) {
return array->IndexOf(aValue) != AtomArray::NoIndex;
}
nsDependentAtomString val1(aValue);
for (nsCOMPtr<nsIAtom> *cur = array->Elements(),
*end = cur + array->Length();
cur != end; ++cur) {
// For performance reasons, don't do a full on unicode case
// insensitive string comparison. This is only used for quirks mode
// anyway.
if (nsContentUtils::EqualsIgnoreASCIICase(val1,
nsDependentAtomString(*cur))) {
return PR_TRUE;
}
}
}
}
}
return PR_FALSE;
}
bool
nsAttrValue::Contains(const nsAString& aValue) const
{
switch (BaseType()) {
case eAtomBase:
{
nsIAtom* atom = GetAtomValue();
return atom->Equals(aValue);
}
default:
{
if (Type() == eAtomArray) {
AtomArray* array = GetAtomArrayValue();
return array->Contains(aValue, AtomArrayStringComparator());
}
}
}
return false;
}
nsresult
nsTreeUtils::TokenizeProperties(const nsAString& aProperties, AtomArray & aPropertiesArray)
{
nsAString::const_iterator end;
aProperties.EndReading(end);
nsAString::const_iterator iter;
aProperties.BeginReading(iter);
do {
// Skip whitespace
while (iter != end && nsCRT::IsAsciiSpace(*iter))
++iter;
// If only whitespace, we're done
if (iter == end)
break;
// Note the first non-whitespace character
nsAString::const_iterator first = iter;
// Advance to the next whitespace character
while (iter != end && ! nsCRT::IsAsciiSpace(*iter))
++iter;
// XXX this would be nonsensical
NS_ASSERTION(iter != first, "eh? something's wrong here");
if (iter == first)
break;
nsCOMPtr<nsIAtom> atom = do_GetAtom(Substring(first, iter));
aPropertiesArray.AppendElement(atom);
} while (iter != end);
return NS_OK;
}
void
nsAttrValue::ParseAtomArray(const nsAString& aValue)
{
nsAString::const_iterator iter, end;
aValue.BeginReading(iter);
aValue.EndReading(end);
PRBool hasSpace = PR_FALSE;
// skip initial whitespace
while (iter != end && nsContentUtils::IsHTMLWhitespace(*iter)) {
hasSpace = PR_TRUE;
++iter;
}
if (iter == end) {
SetTo(aValue);
return;
}
nsAString::const_iterator start(iter);
// get first - and often only - atom
do {
++iter;
} while (iter != end && !nsContentUtils::IsHTMLWhitespace(*iter));
nsCOMPtr<nsIAtom> classAtom = do_GetAtom(Substring(start, iter));
if (!classAtom) {
Reset();
return;
}
// skip whitespace
while (iter != end && nsContentUtils::IsHTMLWhitespace(*iter)) {
hasSpace = PR_TRUE;
++iter;
}
if (iter == end && !hasSpace) {
// we only found one classname and there was no whitespace so
// don't bother storing a list
ResetIfSet();
nsIAtom* atom = nsnull;
classAtom.swap(atom);
SetPtrValueAndType(atom, eAtomBase);
return;
}
if (!EnsureEmptyAtomArray()) {
return;
}
AtomArray* array = GetAtomArrayValue();
if (!array->AppendElement(classAtom)) {
Reset();
return;
}
// parse the rest of the classnames
while (iter != end) {
start = iter;
do {
++iter;
} while (iter != end && !nsContentUtils::IsHTMLWhitespace(*iter));
classAtom = do_GetAtom(Substring(start, iter));
if (!array->AppendElement(classAtom)) {
Reset();
return;
}
// skip whitespace
while (iter != end && nsContentUtils::IsHTMLWhitespace(*iter)) {
++iter;
}
}
SetMiscAtomOrString(&aValue);
return;
}
ArrayClass::ArrayClass(VTable* cvtable)
: ClassClosure(cvtable),
kComma(core()->internConstantStringLatin1(","))
{
AvmCore* core = this->core();
Toplevel* toplevel = this->toplevel();
toplevel->arrayClass = this;
AvmAssert(traits()->getSizeOfInstance() == sizeof(ArrayClass));
VTable* ivtable = this->ivtable();
ScriptObject* objectPrototype = toplevel->objectClass->prototype;
prototype = new (core->GetGC(), ivtable->getExtraSize()) ArrayObject(ivtable, objectPrototype, 0);
// According to ECMAscript spec (ECMA-262.pdf)
// generic support: concat, join, pop, push, reverse, shift, slice, sort, splice, unshift
// NOT generic: toString, toLocaleString
// unknown: sortOn (our own extension)
#if defined(_DEBUG)
// AtomArray DRC unit tests, put here b/c this always runs once, has a GC * and
// this class has to do with arrays. this is more convienent that trying to test
// through actionscript
// create an atom
Stringp s = core->newConstantStringLatin1("foo");
Atom a = s->atom();
AvmAssert(s->RefCount()==0);
AtomArray *ar = new (gc()) AtomArray();
// test push/pop
ar->push(a); AvmAssert(s->RefCount()==1);
ar->push(a); AvmAssert(s->RefCount()==2);
ar->pop(); AvmAssert(s->RefCount()==1);
// reverse
ar->push(a); AvmAssert(s->RefCount()==2);
ar->reverse(); AvmAssert(s->RefCount()==2);
// shift
ar->shift(); AvmAssert(s->RefCount()==1);
// splice
AtomArray *ar2 = new (gc()) AtomArray();
ar->push(a);
ar2->push(ar); AvmAssert(s->RefCount()==4);
ar->splice(1, 2, 1, ar2, 0); // [a,a,a]
AvmAssert(s->RefCount()==5);
// unshift
Atom as[4] = {a,a,a,a};
ar->unshift(as, 4);
AvmAssert(s->RefCount()==9);
// removeAt
ar->removeAt(1); AvmAssert(s->RefCount()==8);
// setAt
ar->setAt(2, a); AvmAssert(s->RefCount()==8);
// insert
ar->insert(2, a); AvmAssert(s->RefCount()==9);
// clear
ar->clear(); AvmAssert(s->RefCount() == 2);
ar2->clear(); AvmAssert(s->RefCount() == 0);
gc()->Free(ar);
gc()->Free(ar2);
#endif
}
