void
nsXHTMLContentSerializer::MaybeEnterInPreContent(nsIContent* aNode)
{
if (!ShouldMaintainPreLevel() ||
!aNode->IsHTMLElement()) {
return;
}
if (IsElementPreformatted(aNode) ||
aNode->IsAnyOfHTMLElements(nsGkAtoms::script,
nsGkAtoms::style,
nsGkAtoms::noscript,
nsGkAtoms::noframes)) {
PreLevel()++;
}
}
void
nsXHTMLContentSerializer::MaybeLeaveFromPreContent(nsIContent* aNode)
{
if (!ShouldMaintainPreLevel() ||
aNode->GetNameSpaceID() != kNameSpaceID_XHTML) {
return;
}
nsIAtom *name = aNode->Tag();
if (IsElementPreformatted(aNode) ||
name == nsGkAtoms::script ||
name == nsGkAtoms::style ||
name == nsGkAtoms::noscript ||
name == nsGkAtoms::noframes
) {
--PreLevel();
}
}
NS_IMETHODIMP
nsXHTMLContentSerializer::AppendText(nsIContent* aText,
int32_t aStartOffset,
int32_t aEndOffset,
nsAString& aStr)
{
NS_ENSURE_ARG(aText);
nsAutoString data;
nsresult rv;
rv = AppendTextData(aText, aStartOffset, aEndOffset, data, true);
if (NS_FAILED(rv))
return NS_ERROR_FAILURE;
if (mDoRaw || PreLevel() > 0) {
NS_ENSURE_TRUE(AppendToStringConvertLF(data, aStr), NS_ERROR_OUT_OF_MEMORY);
}
else if (mDoFormat) {
NS_ENSURE_TRUE(AppendToStringFormatedWrapped(data, aStr), NS_ERROR_OUT_OF_MEMORY);
}
else if (mDoWrap) {
NS_ENSURE_TRUE(AppendToStringWrapped(data, aStr), NS_ERROR_OUT_OF_MEMORY);
}
else {
int32_t lastNewlineOffset = kNotFound;
if (HasLongLines(data, lastNewlineOffset)) {
// We have long lines, rewrap
mDoWrap = true;
bool result = AppendToStringWrapped(data, aStr);
mDoWrap = false;
NS_ENSURE_TRUE(result, NS_ERROR_OUT_OF_MEMORY);
}
else {
NS_ENSURE_TRUE(AppendToStringConvertLF(data, aStr), NS_ERROR_OUT_OF_MEMORY);
}
}
return NS_OK;
}